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Lx Series User Manual - AMETEK Programmable Power

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1. 139 Option 704 MIL STD 704 Rev D through F MIL704 Mode 140 10 1 otro dn oh ee often qe tet he eerie me tha ern 140 10 2 Initial Setup ocn D ect ene II pee eee tirer tree cete Baie ee ee ie Pera tee eee Londen 140 10 3 Test Bevision iu ue Late teet nee Re ree ne eed ee u 140 10 4 Tests Performed eee hasa 141 10 5 Front Panel Operation MIL704 a 142 10 6 Steady State Tests iion efe dine ce rece ee ee dut pede er e eret he a phe cbe vas 143 10 7 Emergency Test eue eR nl bass EC BE PAM EPOR RARE 146 10 8 Abnormal Test eee pr etia qp tee Re sce ee e BR aban Je Rar Sau Re eee 147 Option 704F MIL STD 704 Rev A through F MS704 149 1141 uie Lecce Reo Bere eene eo RARE DOR E eden 149 11 2 Initial Setups iem once nete tie e ecce sten Dai be ele obe deo b Ere 149 TES TeStiR VISION p E 149 11 4 Reference u u Lu u S l l aS aI 150 11 5 Available Vests luu a sus u SERERE atus sassa yaa sa nasehat 150 11 6 Front Panel Operation MS704 a 152 11 7 Test Steps and Execution Times Summasry u 155 11 8 5704 Operation Usin
2. TVF401 EmergencySS Limits VoltandFreq RevF Condition 4 Z4 J Duration s Balanced Nominal Voltage A 360 Hz 1800 B Mnom 400 Hz 1800 C Vnom 600 Hz 1800 D Vlow 800 Hz 1800 Balanced Low Voltage E 108V 360 Hz 1800 F 108V 400 Hz 1800 G 108V 440 Hz 300 H 108V 480 Hz 300 108V 520 Hz 300 J 108V 560 Hz 300 K 108V 600 Hz 1800 L 108V 520 Hz 300 M 108V 540 Hz 300 N 108V 560 Hz 300 108V 570 Hz 300 P 108V 580 Hz 300 Q 108V 600 Hz 1800 R 108V 640 Hz 300 s 108V 680 Hz 300 T 108V 720 Hz 300 U 108V 760 Hz 300 V 108V 800 Hz 1800 Balanced High Voltage w 118V 360 Hz 1800 X 118V 400 Hz 1800 Y 118V 440 Hz 300 Z 118V 480 Hz 300 AA 118V 520 Hz 300 BB 118 560 Hz 300 CC 118V 600 Hz 1800 DD 118V 520 Hz 300 EE 118V 540 Hz 300 FF 118V 560 Hz 300 GG 118V 570 Hz 300 HH 118V 580 Hz 300 II 118V 600 Hz 1800 JJ 118V 640 Hz 300 KK 118V 680 Hz 300 LL 118V 720 Hz 300 MM 118V 760 Hz 300 NN 118V 800 Hz 1800 Unbalanced Nominal Voltage Ma 108V Vb 111V Vc 111V F 360 Hz 1800 PP 118V Vb 115V Vc 115V F 360 Hz 1800 QQ Ma 108V Vb 111V Vc 111V F 800 Hz 1800 RR 118V Vb 115V 115V F 800 Hz 1800 195 User Manual Lx Ls Series II TVF 501 Tests Starting operations are not applicable to AC Utilization Equipment TVF 601 Tests Revision F TVF601 Power Failure One Phase
3. u 198 Figure 11 13 LxGui MS704 Option Screen enne enne nnn nennt nnne nnn nnns 203 Figure 11 14 LxGui MS704 Option EUT Performance Test Screen Measurements 204 Figure 11 15 LxGui MS704 Option EUT Performance Test Screen Waveforms 206 User Man ual Lx Ls Series II List of Tables Table 3 1 Table 3 2 Table 3 3 Table 3 4 Table 3 5 Table 3 6 Table 3 7 Table 3 8 Table 3 9 Table 3 10 Table 3 11 Table 3 12 Table 4 1 Table 4 2 Table 4 3 Table 4 4 Table 6 1 Table 6 2 Table 6 3 Table 6 4 Table 6 5 Table 7 1 Table 7 2 Table 8 1 Table 8 2 Table 8 3 Table 8 4 Table 8 5 Table 8 6 Table 8 7 Table 8 8 Table 8 9 Table 8 10 Table 8 1 1 Table 8 12 Table 8 13 Table 8 14 Table 10 1 Table 10 2 Table 10 3 Table 10 4 Table 10 5 Table 11 1 Table 11 2 Table 11 3 Table 16 1 Output Terminal connections aie et nde ee dene dede eee 47 Rear Panel Gornectors A E ect de eet dcs ere aee a Okuma rry ed ede 52 AC Input Terminal Block Connection Description 52 SMA Gonnectors Ex Series eee u uu up Gaeta tae 53 SMA Connectors 5 66 uui uiw usapu ua chisha ee eei rive e ua IEEE 53 BNG Connectors ly cei es Sea ceret eis ere et SU u rd 54 External
4. 213 Back Key dee aaa qas on 67 baud rate ua 85 blinking parameter entry 66 bus address Er EE 85 C calibration PASSWOM asan 107 Calibration password 88 circuit breaker u u u 64 Clock and lock 60 clock mode nanana 76 Construction ternal n c 25 controller assembly 105 Controllers Programmable weiter repetens 27 To TREE 25 uide ideni eas 2 current limit 105 custom waveforms u 95 Creating aiiis cede rendez te 95 deleting 95 downloading eee 95 California Instruments Lx Ls Series II D DIG eer EDT 86 Dimensions 25 Distorted output 118 DO160 a araa a 128 Gee S 124 E aep Rees 14 Enter key eee 67 error 55 9 5 214 Ethernet eicere e trees 23 EXS External Sync 34 40 Ext Triginta io te trees 27 External Sync SEK
5. 95 Fig re 4 T 0 P lse Transi ntS uuu atate Lee cote ELE e e a U MN usan N iocos 99 Figure4 1 12 EISt Transielts oos t eme ceret eite e aepo nibo cene De a EYE vw a cs 99 Figure 4 12 Sample Transient Output Sequence eene nennen nnne nnns 101 Figure 4 13 Switching Waveforms in a Transient List nenne 102 Figure 4 14 TRANSIENT Meni 2e oo atteint dte epe pae mene ide dde pe tad 102 Figure 6 1 Location of Gain pot adjustments and TP1 through TP4 a 112 Figure 8 1 Application Mer niii iecit pecca era ie oL epe Dee ore ERR a RE 125 Figure 8 2 DOT60 Main Menus Sm De rtr ERR RUE ERREUR PERRA IERI 125 Figure 8 3 Normal state Secrest 126 Figure 8 4 Voltage Modulation Frequency characteristics u 129 Figure 8 5 Frequency Modulation 130 Figure 8 6 Power Interrupt eie tien retento CX RAI axe 131 Figure 8 7 Power Interrupt for Group2 A NF and 132 Figure 8 8 Emergency Screens inea tue dede a eee tree eee otto S e ea ruere ces di sano 134 Fig re 8 9 Abnormal Screen iie Ie sates RR tec RE de 136 Figure 10 1 Applications Mernu onere tirer eR 142 Fig re 10 2 MIIEZO
6. 43 Figure 3 2 Rear Panel Connector Locations Ls Series eene 44 Figure 3 3 9000Lx 2 and 9000Ls 2 Output Wiring u 48 Figure 3 4 9000Lx 2 9000Ls 2 12000Lx 2 or 12000Ls 2 Wiring diagram 3 Phase 49 Figure 3 5 13500Lx 2 13500Ls 3 18000Ls 3 or 18000Ls 3 Wiring diagram 3 Phase mode 50 Figure 3 6 USB Connector pin orientation u neret nnne 55 Fig re 3 7 Glock and Eock Gonnections 1 n tette gere etie ep Rn 61 Figure 4 1 Sh ttl eee eer D RED CR ERR IRAE IRE 66 Fig re 4 2 Menu Keys ee ey Ee apis ee upa Eee de se ue Y nde vega ve 67 Figure 4 3 Measurement Screen L 69 Figure 4 4 PROGRAM 75 Fig re 4 5 CONTROL MENUS i a E EOD DER tee RE Rn 76 Figure 4 6 MEASUREMENT three nnne nnne sentent rennen nnne 79 Figure 4 7 Selecting a Waveform enne enne nnne rnn nnns nn res enne nn res 94 Figure 4 8 Selecting Waveforms for Single Phase or All Phases sssssseeeneneneenenee 94 Figure 4 9 Waveform Crest Factor Affects Max rms Voltage
7. 99 FOGAL Ky eitis 67 M 5 ttr tte 56 maintenance 117 Material CHASSIS Gn and ornare ent 25 MB Option 59 Meas key u uu 67 Menu 67 Menu Keys cessent 67 MIL STD 704 140 149 5704 Execution 208 ted Perte Rus 209 Multi box option uu uu u u asas 59 N NOISE nu nu alam Reds 15 31 38 Offset Voltage poA 15 Options tecum etre ER 124 VA ES 140 149 ABD tic iiie lan bee eie Dp 28 36 AMD 28 36 B787 d ETE 28 36 OSGUINALON 105 output TREQUONCY 75 cree thee tt t ote fenes 68 Voltage ete tees hte 75 Output Coupling 15 Output Impedance 15 output relays sennm RI 68 23 California Instruments Lx Ls Series II OVEN OAC 65 Overtemperature 24 P Parall el x eR 27 password Calibration ee heels 107 Password Calibration neon im 5 88 Phase MOREM EID 68 phase angle sese 75 PIP90238 I
8. L k E 320 Hz 0 5 cycle tr 160 msec tf 160 msec 480 Hz 0 5 cycle tr 160 msec tf 160 msec TAC 303 Tests Revision A TAC3O3 _ Abnormal Frequency Transients Rev A Condition ration s Lo Over Frequency gt B 480Hz 6 69 sec tr 333 msec tf 60 msec 76 C O D O Under Frequency 4 320 Hz 0 5 cycle tr 333 msec tf 60 msec 320 Hz 6 69 sec tr 333 msec tf 60 msec E 320 Hz 0 5 cycle tr 333 msec tf 333 msec 480 Hz 0 5 cycle tr 333 msec tf 333 msec 178 User Manual Lx Ls Series II TAC 401 Tests Revision E F _ TAC401 Emergency SS Limits Volt and Freq Rev EF Condition Drrattion s ____ Nominal Voltage 1 B jvnoomlil5V Fhgh40o7Hz 1800 i C O E C E ___ MHihVotgge 1 1 0 TAC 401 Tests Revision B D _ TAC40 Emergency SS Limits Volt and Freq Rev BBD Condition ration s ____ Nominal Voltage B jvnomil5V Fhigh440Hz 1800 Poko Voltage _ O D jVow102V Flow360Hz 1800 High Voltage Vhigh 124V Fhigh 440 Hz 1800 TAC 401 Tests Revision A C Emergency SS Limits Volt and Freq Rev A C Nominal Voltage Ir Condition raino j A Vnom 115V Flow 360 Hz 1800
9. B jVnomit5V Fhign60 5Hz 1800 Poko Voltage 1 1 1 j D JjVowiO0V Flow3800 Hz 1 1 1 10 1 1 1 O 1800 po 1 1 k SXF 302 Tests Revision F SXF302 Abnormal Voltage Transients Rev F Condition ration s 1 1 OverVotageg O Over Voltage 180Vrms 0 5 tf lt 8 333 ms 16 67 ms 135 then 147Vrms ramp down tr 16 67 msec i then 140Vrms ramp down tr 2 0 sec then 115Vrms __ A 4 160Vrms 1 0 cyc tf lt 8 333 ms tr lt 8 333 ms 160Vrms 0 5 cyc tf lt 8 333 ms tr 16 67 ms 135 then 140Vrms ramp down tr 2 0 sec then 115Vrms 180Vrms 3 x 0 5 cyc 0 5 sec apart tf lt 8 333 ms tr lt 8 333 ms 54 E Under Voltage F J 50Vrms 0 5 tf lt 8 333 ms tr lt 8 333 ms 54 G 83Vrms ramp up 16 67 msec 4 4 ad 5 then 90Vrms ramp up tr 2 0 sec then 115Vrms 70Vrms 1 0 tf lt 8 333 ms tr lt 8 333 ms 5 54 70Vrms 0 5 cyc tf lt 8 333 ms tr 16 67 ms W then 90Vrms up tr 2 0 sec then 115Vrms 135 ola 54 p gt F 54 50Vrms 0 5 cyc tf lt 8 333 ms tr 16 67 ms H J Combined Transient K 50Vrms 0 5 cyc tf lt 8 333 ms tr lt 8 333 ms 13 180Vrms 0 5 cyc tf lt 8 333 ms tr 16 67 ms then 147Vrms ramp down tr 16 67 msec then 140Vrms ramp down tr 2 0 sec then 115Vrms SXF
10. 1 1800 Fmod F 10 Hz sec Fmod Amp 4 Hz 2 Hz D jFmodF 25Hz se FmodAmp 4Hz 2Hz 1 1800 182 User Manual Lx Ls Series II SVF 106 Tests Voltage distortion spectrum test require the use of additional external equipment In particular a high bandwidth 100Khz AC source a high frequency coupling transformer and coupling network as shown in figure SVF106 1 of the Mil Std 704 standard For this test the Lx Ls Series AC source can be programmed to a steady state condition of 360 400 600 and 800 Hz and Vnominal of 115 Vrms or 230 Vrms True RMS Frequency Spectrum Voltmeter Counter Analyzer See Note 3 See Note 3 See Note 3 H Variable Frequency PowerSource x upling Calibrated Resistive Load Lx Ls Series or AC Power Unit Under Test Source UUT See Note 2 CAUTION Ground Plane Notes d a 1 Voltage measurements shall be made within 10 cm of UUT input power terminals 2 CAUTION Verify suitability of power supply NEUTRAL and GROUND connections Stimulation amp Monitoring 3 CAUTION Verify suitability of instrumentation inputs and or use appropriate attenuation Equipment See Note 4 gt Stimulation and Monitoring Equipment are user defined This functional block shall provide appropriate inputs stimulations and monitor UUT outputs e g RPM signals data etc
11. 1 Note This DO160 Rev E implementation uses arbitrary waveform capabilities and harmonic measurements both of which require the ADV advanced features option on the Ls Series These capabilities are standard on the Lx Series Contact California Instruments for information on upgrading Ls Series models with the ADV option 139 User Manual Lx Ls Series II 10 Option 704 MIL STD 704 Rev D through F MIL704 Mode 10 1 General This user manual assumes that the user is familiar with the text of the relevant MIL STD 704 test standard No attempt is made to explain or elaborate on the actual test specification The 704 option as implemented on the Lx Ls Series only supports AC power applications DC mode is not available on the Lx Ls Series so no DC tests are provided in the 704 option The Lx Ls supports two different implementations of the MIL STD 704 This chapter covers the legacy implementation referred to on the menu screens as MIL704 This implementation Option 704 pre dates the release of the test protocol handbook that accompanied revision F of the standard To test conform the suggested test protocol use the MS704 test mode instead Option 704F Refer to Chapter 11 Test Execution Considerations Several of the MIL STD 704 test steps take considerable time to execute Tests in progress may be aborted by using the BACK button on the Lx Ls front panel 10 2 Initial Setup Nominal parameters for the AC
12. Lx Ls Series II OUTPUT SAFETY COVER SERIAL TAG VOLTAGE INPUT RATING Figure 3 2 Rear Panel Connector Locations Ls Series 44 User Manual Lx Ls Series II 3 4 AC Input Wiring INPUT AC input connections are to be made directly to the input fuse block of all units that make up a Lx Ls system The input block is located on the lower right hand corner of the back of the 4500Lx Ls and 4500Lx Ls NO chassis It is labeled INPUT on the Lx and INPUT TB3 on the Ls models Ground earth wire must be connected to the chassis of the AC power system using the ground connection of the AC input fuse block The mains source must have a current rating equal to or greater than the input fuses and the input wiring must be sized to satisfy the applicable electrical codes The input power cables must be large enough to handle the input current of the power source and must conform to local electrical codes Consult a qualified electrician prior to installation Note that all wires must be sized to accommodate the worst case maximum current that may occur under low line conditions Local electrical codes may also require different wire types and sizes Cable lengths must not exceed twenty five 25 feet For lengths greater than 25 feet calculate the voltage drop from the following formula 2 X DISTANCE X CABLE RESISTANCE PER FT X CURRENT VOLT DROP Note If possible keep input cable lengths for Master
13. a 114 6 8 Non Routine Amplifier Load Balance Adjustment seen 115 User Manual Lx Ls Series II 10 11 12 13 14 15 16 17 Eu th yu 2 117 7 1 I 117 7 2 cc em TM EIE 117 7 3 ER E 117 7 4 Isolating amplifier failures multi box systems 119 7 5 Advanced Troubleshooting 120 7 6 Factory AssistalCe so nu S e EL al cine ee 120 7 7 ail led ie ee nei ee 120 7 8 aue er EE GI EUR ERO EC BEER RARE REM 121 Option 160 RTCA 1600 entes nennen nnns innen en 124 8 1 Gen ral etd ses sedan eS ERR RD EORR RBS RR ERATIS RES 124 8 2 siio 124 8 3 Tests Performed e eiue eater ettet oor enit Debo tee Exe ER Soc Sue bo Deere Pret bo cee pte d 124 8 4 Eront Panel Oper tiori 160 tiere E REOR RO ERR MER EHE RRR IR RIED 125 8 5 Normal St te tests 1 inn iere terere Det pa b Ce e RERO UBRO Fee ERIT eR PUR ERR ene epus 126 8 6 EMERGENCY TEST iid tt ee ete De eer e ee er d 134 8 7 ABNORMAL TEST n ue eure LS ee t ettet Le EE ee 136 Option 160 RTCA DO 160 Rev E Tests
14. 153 User Manual Lx Ls Series II 11 6 3 Section and Test Condition Selection The test section and test condition of the test to be performed is selected from section and test condition entry screen Use the up and down key to access the screen as shown in Figure 11 6 Figure 11 6 Section and Test Condition The start and end of Test Condition will be within the tested Section Note All MIL704 tests start with condition A even if the specification specifies the start test condition as AA 11 6 4 Steady State Frequency Selection The applicable Steady State Frequency can be selected from the SSTFreq screen by rotating the shuttle The available frequency selections will depend on the group selected Figure 11 7 shows the steady state frequency entry The test must be repeated for each available frequency selection to satisfy the test requirements Table 11 3 shows the available steady state frequencies for each group Figure 11 7 Steady State frequency GROUP Steady State Frequency in Hz SAC 400 TAC 400 SVF 400 360 600 800 TVF 400 360 600 800 SXF 60 Table 11 3 Steady state frequency 11 6 5 Test Execution Once Power group Section and test step Condition has been selected execution can be started by moving the cursor to the RUN STATUS screen RUN field Press the ENTER key to start the test Note Prior to starting any tests you must turn on the Output relay The RUN
15. 400Hz VFREQ 60 Hz 1 393 360 59 1 minute 2 407 800 61 1 minute 3 400 SSF 60 1 minute Table 10 2 Steady state frequency The lt key backspace will terminate the test at any time VOLT UNBALANCE This test will change the output voltage for the selected phase only in the following sequence e 112V for 1 minute e 118V for 1 minute e 115V for 1 minute The test will be repeated on three phase systems to include all three phases if the coupling is set to all The lt key backspace will terminate the test at any time PHASE DIFFERENCE This test applies to three phase systems only The phase angle for the selected phase will change relative to phase A in the following sequence If phase B is selected e 236 for 1 minute e 244 for 1 minute e 240 for 1 minute If phase C is selected e 116 for 1 minute e 124 for 1 minute e 120 for 1 minute VOLTAGE MODULATION This test will vary the output voltage by 2 5V rms over a period of one second The test will last for 2 minutes The lt key backspace will terminate the test at any time FREQUENCY MODULATION REVISION D E F 400Hz VFREQ F 60HZ MODULATION 7Hz 4Hz 4Hz 0 5Hz Table 10 3 Frequency Modulation This test will vary the output frequency as defined by Table 10 3 over a period of one minute The test will last for 4 minutes The lt key backspace will terminate the test at any time WAVEFORM DISTORTION
16. C j VmodF 10HzV 35Vpp 1 1 0 1 1 1 O 1800 D J VmodF 25HzV 35Vpp 1 1 10 01 1 O 180 E j VmodF 70Hz V 05Vpp 1 1 1 108 0 1 1 O 1800 F j VmedF 100Hz V O5Vpp 1 1 1 O 180 F SAC 105 Tests Revisions E F 586105 Frequency Modulation Reve O Condition s A B Emod F 10 Hz sec Fmod Amp 4 Hz 2 Hz 1800 D FmodF 25 Hz sec Fmod Amp 4 Hz 2 Hz 1800 Fmod F 100 Hz sec Fmod Amp 4 Hz 2 Hz 1800 156 User Manual Lx Ls Series II SAC 105 Tests Revisions B C D SAC105 Frequency Modulation Rev B C D Condition aaa Duration s Fmod F 1 Hz sec Fmod Amp 5 Hz B FmodF 5Hz see Fmod 1 75 2 T1800 D 25 Fmod Amp 0 85 2 1800 Fmod F 100 Hz sec Fmod Amp 0 58 Hz 1800 SAC 105 Tests Revisions A SAC105 Frequency Modulation Rev A _ _ _ Condition s Fmod F 1 Hz sec Fmod Amp 4 Hz 1800 B FmodF 5 Hz sec Fmod Amp 4 Hz 1800 Fmod F 10 Hz sec Fmod Amp 4 Hz 1800 m D FmodF 25 Hz sec Fmod Amp 4 Hz 1800 SAC 106 Tests Voltage distortion spectrum test require the use of additional external equipment In particular a high bandwidth 100Khz AC source a high frequency coupling transformer and coupling network as shown in figure SAC10
17. Rev F Condition B rattion s Run at 400 Repeat at 360 600 and 800 Hz Cc B jomsec j 5 C j 6 D l se 80 TVF 602 Tests Revision F TVF60 PowerFailue Two Phase Rev F Condition uration s ss Runat400 Repeatat360 600and800Hz o 1 1 Po One Phase jPhaeA7sec 5 8 B JjPhaseB 7sec 5x 8 C pPaseC7sec 5x 1 0 0 0 0 0 O 80 D JjPhaeA30min ix 180 Lo Two Phase G J PhaseA amp B 7se 5x 8 H JjPhaseB amp C 7sec 5x 8 1 A amp B 30min tx 1 1 1 1 1 1 O 180 TVF 603 Tests Revision F TVF603 Power Failure Phase Reversal Rev F Condition s Run at 400 Repeat at 360 600 and 800 Hz SEGUI A Phase rotation C B A 1800 Phase rotation A B C 1800 196 User Manual Lx Ls Series II 11 7 5 SXF Group Tests Single phase 60 Hz AC tests Note 60 Hz frequency tests are part of revision F only There are no equivalent tests revision A through E SXF 102 Tests Revision F SXF102__ Steady State Voltage and Frequency Rev CF Condition 1 1 10 0 ration s ____ Nominal Voltage 1 7 A C pce Low Voltage Vlow 105V Fnom 60 Hz Low 1800 High Voltage A B C vom D LE Vow 105V
18. temp too high output buffer Lx Ls Series II program Program is not reading data sent by AC source Check configuration for available options and features Load exceeds current limit and unit is in Constant Voltage CV mode of operation Reduce load or increase CL setting Output voltage is driven above programmed voltage by external influence Load voltage kickback etc Load exceeds current limit and unit is in Constant Voltage CV mode of operation Reduce load or increase CL setting Reduce load Ensure proper air flow and exhaust clearance Check fan s for operation 804 External sync error Could not sync to External sync signal missing external sync signal disconnected or out of range Initial memory lost Initial settings could not be recalled at power up Hardware configuration settings could not be recalled at power up Limit memory lost Save power on settings again to overwrite old content Contact AMETEK service department at service programmablepower com to obtain instructions on restoring configuration data 807 System memory lost Memory corrupted Recycle power during power up Calibration data lost during power up Calibration memory lost One or more transient list parameters missing Missing list parameter Voltage peak error Peak voltage exceeds internal bus voltage Time needed to slew to final value is less than dwell time Slew
19. 1 can be done in either phase mode 6 4 Output Calibration The output calibration is performed automatically when the measurement calibration takes place As such there is no need to perform this calibration again The output calibration coefficients may be viewed by selecting the OUTPUT CAL screen Output gain is set at the factory and the output calibration coefficients are pre set They is no need to change the factory default settings unless any of the following conditions occurs 1 Replacement of one or more amplifiers as a result of a service action 2 Replacement of the current limit board CI P N 7004 703 1 3 Replacement of the controller board CI P N 7004 708 1 If the output gains are found to be out of tolerance they need to be adjusted This requires removal of the top cover and should only be done by qualified service personnel In that case refer to the non routine gain calibration section The factory output calibration coefficients are shown in the table below Output Current Limit Board OUTP CAL value Phase Adjustment Pots Standard HF option A or 1 R1 450 450 Bor2 R2 450 450 C or 3 R3 450 450 109 User Manual Lx Ls Series II Table 6 3 Output Calibration Coefficients Factory Defaults 110 User Manual Lx Ls Series II 6 5 Phase Offset Calibration The phase offsets for phase B and C can be calibrated using the OUTPUT CALIBRATION screen The same cal
20. 13 User Manual Lx Ls Series II Specification 47 440 Hz 75 96 typical depending on line and load 0 65 typical Inrush Current 50 Apk 253VLL per chassis Note Each Lx chassis requires 83 400 Vi per chassis its own AC service Hold Up Time gt 10ms Isolation 1350 VAC input to chassis input to output 208 V input models Voltage 1900 VDC input to chassis input to output 208 V input models 2200 VAC input to chassis input to output 400 V input models 3100 VDC input to chassis input to output 400 V input models User Manual Lx Ls Series II 2 1 2 Output High range 0 300 Vrms 0 270 Vrms Programming 0 05 0 25 V from 5V to FS Accuracy Distortion THD Standard lt 1 45 1000 Hz lt 1 1 kHz gt 1000 Hz harmonics and noise to 300 kHz With HF and LKM option 2 96 45 1000 Hz lt 2 1 2 1000 Hz harmonics and noise to 300 kHz Load Regulation 0 1 FS ALC mode ON External Sense Up to 10 of programmed value can be dropped across each load lead Fout 400 Hz Up 2 5 of programmed value can be dropped across each load lead Fout gt 400 Hz Internal or External sense selectable Line Regulation 0 02 for 10 input line change Stability 0 05 FS 24 hours constant line load and temperature ALC on Temp Coefficient 0 05 V C DC Offset Voltage 0 0 V Output Noise lt 100 mVnys typical 20 kHz to 1 MHz Output Coupl
21. 206 User Manual Lx Ls Series II 11 8 3 1 MS704 Current Harmonics Limits File The user can define relative limits for one or more current harmonics If set the LxGui will compare actual harmonic current components against the user defined limits and display pass or fail in the right hand column This data is also part of the test report The current harmonic limits can be set by editing the MS704 Distortion Limits ini text file located in the LxGui application directory To not set a limit for a specific harmonic component remove its entry from the INI file or set its value to zero Limits can be defined for each of the five available power groups The mapping is as follows INI File Section Header Test Group MS704 Group 0 TAC MS704 Group 1 TVF MS704 Group 2 SAC MS704 Group 3 SVF MS704 Group 4 SXF The total harmonic current distortion level ITHD is set for each group with the enrty Ithd nn n where nn n is the limit in 96 For individual harmonic components use the keyword IHarmLimit x where x 1 through 50 A sample MS704 Distortion Limits ini file shipped with LxGui program is shown below Comments can be included for readability Current Distortion Harmonics Limits by Power Group MS704 Group 0 Const MS_TAC 0 Ithd 12 0 IHarmLimit 3 65 00 IHarmLimit 5 4 00 IHarmLimit 7 3 00 MS704 Group 1 Const MS 1 Ithd 12 0 IHarmLimit 3 5 00 IHarmLim
22. 4 0 440 0 2 sec 5 115V 400 10 sec FREQUENCY TRANSIENTS Group 1 only Seq No Frequency Time 1 400 5 minutes 2 480 5 sec 3 400 10 sec 4 320 5 sec 5 400 10 sec Table 8 14 Abnormal Frequency Transient Lx Ls Series II This test will set the voltage at 115V and will remain at this voltage through out the test except for the A CF category The test will cycle the frequency three times as shown in Table 8 14 Each repeat will start from sequence 2 Test1 and test2 for the A CF category are done in succession as a single test 138 User Manual Lx Ls Series II 9 Option 160 RTCA DO 160 Rev E Tests Software Use of this option requires the following e Lx Ls Series Power Source e 160 option Options installed are listed on unit s serial tag or shown on Configuration Screen e Windows XP 2000 PC with RS232C LAN or National Instruments GPIB controller interface AMETEK recommends the use of the GPIB interface for best performance e LxGui Windows software revision 1 14 or higher Provided on CI P N CIC496 CD ROM or available for download from the AMETEK Programmable Power website e For specific tests additional test equipment may be required to perform all section 16 tests Refer to the Avionics Software user manual CI P N 4994 971 for operating instructions for all GUI based test options This manual is distributed in PFD format on the same CD as this user manual P N CIC496
23. 800 Hz for Group3 A WF T2 20 msec T3 5 msec Figure 8 7 Power Interrupt for Group2 A NF and Group3 A WF VOLTAGE SURGE This test requires 160V output voltage If the power source is set at the low voltage range the high voltage range will be selected before the test starts At the end of the test the power source will be switched back to the low range automatically Voltage Time Seq No RTCA Group 1 Group 2 Group 3 ALL 1 115 115 115 115 5 Minute 2 160 160 160 170 30msec 3 115 115 115 115 5 Sec 4 60 70 70 70 30msec 5 115 115 115 115 5 Sec Table 8 5 Normal VoltageSurge Sequence The output voltage will follow the sequence in Table 8 5 The above sequence will repeat itself three times Each repeat will start from sequence two RTCA and Group 1 will run at 400 Hz Group 2 and A NF will run at 360 Hz and 650 Hz Group 3 and A WF will run at 360Hz and 800Hz The frequency will return to the nominal setting when the test is completed The lt key backspace will terminate the test at any time 132 User Manual Lx Ls Series II FREQUENCY TRANSIENTS Group 1 and A CF only Seq No Frequency Time 1 400 5 Minute 2 440 150msec 3 420 1 5sec 4 400 5Sec 5 350 150msec 6 380 1 5sec 7 400 5Sec Table 8 6 Normal Frequency Transient Sequence This test applies to Group1 and A CF only The output voltage is set to Vnom 115 V while the
24. Duration s N A Use physical L N connection reversal 1800 Apply Vnom 115 V Fnom 60 Hz 201 User Manual Lx Ls Series II 11 8 MS704 Operation Using the LxGui Software The LxGui supplied with the Lx Ls Series AC power sources can be used to operate the MS704 option The LxGui detects the presence of this option and enables access to the relevant operating screens If you are unable to access the MS704 option screens from within the LxGui you do not have the 704F option MS704 installed or the firmware in your unit pre dates release of the MS704 version of this option In that case contact AMETEK Programmable Power for upgrade information sales calist com The information on use of the LxGui with the MS704 option is also contained in the on line help file of the LxGui program Note For Ls Series AC sources without the ADV option installed the harmonic analysis and waveform acquisition functions described in this section are not available Contact sales programmablepower com to upgrade the Ls AC Source with the ADV option The MIL STD 704 stimulus can still be run however 11 8 1 Steady State Settings To access the MS704 test screen the steady state settings of the Lx Ls AC source must meet the following conditions Parameter Setting Notes Output voltage for all phases 115Vrms or 230Vrms Line to Neutral Frequency Between 360 and 800 Hz or 60 Hz Phase Rotations A 0 B 240 C 120
25. User Manual Lx Ls Series II 4 2 6 MEASUREMENTS Screens The Lx Ls Series uses a DSP based data acquisition system to provide extensive information regarding the output of the Source This data acquisition system digitizes the voltage and current waveforms and calculates several parameters from this digitized data The results of these calculations are displayed in a series of measurement data screens A total of three measurement screens are used to display all this information Figure 4 6 MEASUREMENT Screen The three Measurement screens available on the Lx Series are not menus in that no changes can be made anywhere Instead these three screens provide load parameter readouts The measurement screens can be reached by successively pressing the Meas key which will toggle to all available screens For Ls Series only the first two screens are available unless the ADV option is installed In three phase mode measurements are available for each phase individually To select the desired phase use the PHASE key to toggle through phase A B C or ABC The ABC mode displays the data for phase A only The following parameters are available in the measurement screens ENTRY DESCRIPTION MEASUREMENTS 1 VOLTAGE This value is the true rms output voltage measured at the voltage sense lines CURRENT This value is the true rms output current drawn by the load FREQ The output frequency is measured at the sense lines For
26. ao CAUTION Verify suitability of variable frequency power source and coupling transformer for distortion spectrum testing Figure 11 10 Required SVF 106 Test Setup SVF 107 Tests Revision F SVF107 Total Voltage Distortion Rev F Condition s Run at 400 Repeat at 360 600 and 800 Hz A 0 05 VTHD 1800 F 100 H3 2 75 721 H5 2 7596 H7 1 9796 H9 1 5396 H11 1 25 H13 1 06 15 0 92 SVF 108 Tests SVF108 are DC offset tests and are not supported by the Lx Ls Series AC Power sources Contact AMETEK Programmable Power for DC Supply information sales programmablepower com 183 User Manual Lx Ls Series II SVF 109 Tests Revision F SVF109 Normal Voltage Transients Rev F Condition ration 8 et i Runat400 Repeatat360 600and800Hz ____ OverVotage 0 0 B 140Vrms 60 msec tf lt O 5cyetr 25ms o 82 C O 52 C D Jjt60Vrmms 34 msec tf lt 0 5 cyc tr 25ms O 1 1 1 1 52 lu CT l 1 90Vms 35 msec tf lt 0 5 cyc tr 45 ms j 52 Po CombinedTransiet CT 80Vrms 10 msec tf lt 0 5 tr lt 0 5 180Vrms 10 msec tf lt 0 5 cyc tr 77 ms PCT Repetitive Transient CT Repeatsevery500msec ee SVF 110 Tests Revision F Condition ration A 360 Hz 800 Hz ts
27. e The Lx Series provides both three phase and single phase output modes which can be selected from the front panel or over the bus e The Ls Series provides either three phase 8 models or single phase 1 models Three phase Ls Series sources may optionally be equipped with the MODE option which provides the same phase mode switching as the Lx Series e The Lx Series ships with a more advanced keyboard P N 6005 702 1 which includes a numeric data entry pad This same keyboard is available as an option on the Ls Series Option KP Customers that prefer the simplified keyboard with dual shuttles P N 7004 709 1 can order this on the Lx Series as option RP 11 User Manual Lx Ls Series II 1 3 Manual organization and format All user documentation for California Instruments power sources is provided on CDROM in electronic format Adobe Portable Document Format The required Adobe PDF viewer is supplied on the same CDROM This manual may be printed for personal use if a hardcopy is desired To request a hardcopy from AMETEK programmable power contact customer service at service programmablepower com There will be an additional charge for printed manuals This manual contains sections on installation normal use maintenance and calibration The Lx Series Il is equipped with GPIB USB and RS232C interfaces The Ls Series II is equipped with USB and RS232C interfaces An optional GPIB and or LAN interface can be specified at
28. 12000Lx Ls 2 13500Lx Ls 3 or 18000Lx Ls 3 AC power source configuration In this configuration only the Master power source has a built in controller and front panel The System Interface cable provided in the Lx or Ls Series ship kit CI P N 250778 MUST be used to connect both chassis as shown in Figure 3 3 Note that no user accessible signals are provided on the System Interface connections and they should only be used for their intended purpose To use the System Interface capability the output safety cover has to be removed As such multi chassis configurations cannot be used outside of a cabinet with proper rear screens Note that for multi chassis systems it is recommended to turn the Master unit ON first and then the Auxiliary unit s To turn the system off turn OFF the Auxiliary unit s first and then the Master unit 3 6 8 USB Interface A standard USB Series B device connector is located on the rear panel for remote control A standard USB cable between the AC Source and a PC or USB Hub may be used Note Use of the USB port to control more than one power source from a single PC is not recommended as communication may not be reliable Use GPIB interface for multiple power source control Figure 3 6 USB Connector pin orientation Pin Name Description 1 VBUS 5 VDC 2 D Data 3 D Data 4 GND Ground Table 3 9 USB Connector pin out 55 User Manual Lx Ls Series II 3 6 9
29. 300 msec tf 1 2 sec 8 450 Hz 0 5 cycle tr 200 msec tf 200 msec D 450Hz 0 5 cycle tr 250 msec tf 3 sec 100 Ponder Frequency F jS70Hz O5cyce tr 300msec t 12sec 80 UG _ 350 Hz 0 5 cycle tr 200 msec tf 200msec o 6 Combmd 350 Hz 0 5 cycle tr 200 msec tf 200 msec 450 Hz 0 5 cycle tr 200 msec tf 200 msec 160 User Manual Lx Ls Series II SAC 201 Tests All Revisions SAC201 Condition A C J Power Interrupt Rev A B C D F Vnom 115V 3 x 50 msec 0 5 sec apart Vnom 115V 50 msec 160Vrms 30 msec tr 40 msec Vnom 115V 50 msec 70Vrms 30 msec tr 40 msec EGET Duration s 161 User Manual Lx Ls Series II SAC 301 Tests Revisions C E F SAC3OI _ Abnormal SS Limits VoltandFreqRevC E F Condition ration s ____ Nominal Voltage 1 1 0 B Vnom115V Fhigh420Hz 1800 eee C O D E ____ igh Vottage SAC 301 Tests Revisions B D SAC30 _ Abnormal SS Limits Volt and Freq Rev BBD Condition Duration s ____ Nominal Voltage B jvnoomil5V Fhigh425sHz 1800 Poko Voltage 9 D JjVowiO0V Flow375Hz O 180 i U n l High Voltage Vhigh 125V Fhigh 425 Hz 1800 SAC 301 Tests Revisions A
30. 79 4 Kg per chassis 2 chassis total Obtain adequate help when moving or installing the unit Make sure the cabinet and rack slides used to install the Lx or Ls Series unit s can support the weight of the unit s 3 2 Power Requirements AN The Lx Ls Series power Source has been designed to operate from a three phase three wire Wye or Delta AC input line A protective earth connection is required as well PE Available three phase input setting is 208 to 230 Vi nominal for standard Lx Ls models 400 Vu nominal for Lx Ls Series with option 400 or 480 Vi nominal for Lx Ls Series with option 480 All three phase input is three wire plus ground The 3000Lx Ls model with standard 208V L L AC input may be operated from a single phase 208 230 V L N AC input as well In this case the single phase AC must be connected between TB3 L2 L3 inputs for 3000Lx or TB3 OB C inputs for 3000Ls Note that input current will be significantly higher than for a 3 phase AC input connection so wire size and AC disconnects used must be sized accordingly CAUTION Do not connect 400Vor 480V into a unit designed for 208V use The result could be a severely damaged unit Always check the input rating on the model number tag before connecting AC input power AC voltage input settings CANNOT be changed in the field 3 3 Mechanical Installation The Lx Ls Series AC power sources can be used free standing on a solid surface or mounted i
31. Bias Startup Supply board Fi 270174 Fuse 1A 250V Bussmann PCC1 1 1 1 1 1 1 1 270230 Polyfuse 9A 30V Raychem RUE600 250786 Lamp neon amber 12V IDI 1050N3 1 DS1 122 User Manual Lx Ls Series II 480 V Input Models 480 270193 Fuse 7A 250V Slow Blow LittleFuse 313007 270221 Circuit breaker 15A 415V Airpax IELK1111 31311 1 V 611305 Electrolytic Cap 3900uF 350V CDC 550392T350DC2B Electrolytic Cap 1800uF 400V Nippon U36D400LG182M51 X105HP 7004 710 2 Bias Startup Supply board 7004 711 2 LV Supply board 270174 Fuse 1 250V Bussmann PCC1 270230 Polyfuse 9A 30V Raychem RUE600 250786 Lamp neon amber 12V IDI 1050N3 Table 7 2 Replaceable Parts and Assemblies 123 User Manual Lx Ls Series II 8 Option 160 RTCA DO 160D 8 1 General This user manual assumes that the user is familiar with the text of the relevant DO160 section 16 test standard No attempt is made to explain or elaborate on the actual test specification The RTCA DO 160D option is capable of performing all sub sections of RTCA DO 160D Section 16 RTCA DO 160D change No2 and EUROCAE 14D RTCA DO160D Section 16 for the AC Source signal A selection is made available to specify the type of standard to be applied to the EUT and the available EUT groups The voltage modulation tests for Airbus ABD0100 8 are supported by this option as well The voltage modulation levels
32. Condition Duration s N A Use physical L N connection reversal 1800 Apply Vnom 115 V Fnom 400 Hz 167 User Manual Lx Ls Series II 11 7 2 TAC Group Tests Three phase 400 Hz AC tests TAC 102 Tests Revisions A B C D E F Condition Balanced Voltage c cr r Nominal Voltage 1800 115 Flow 393 Hz Nominal 1800 1800 how Voltage j D Viw 108V Fnom 400Hz Low 11800 1800 F Vow 108V Fhign 407 Hz Low 1809 l _ HighVotage 1 0 1 1 j G Vhigh 118V Fnom 400 Hz High 1 1 1 01 1 1800 H jVnign ti8V Flow 393 Hz High 1800 1 Vhigh 118V Fhigh 407 Hz High 1800 UndanedVoltage J Vo 3V Fnom 0 0 1 0 1 10 1800 F G H J TAC 103 Tests Revisions A B C D E F TAC103 Voltage Phase Difference RevAthroughF O Condition ration s A 1800 1800 TAC 104 Tests Revisions B C D E F TACi04 Voltage Modulation Rev B through F Condition ration B jVvmodE 17HzV 0375Vms 1800 D J VmoedF 25Hz V 25Vms 180 TAC 104 Tests Revision A TACiO4 Voltage Modulation Rev A amp Condition ration s B j VmodF 17
33. Condition A 1800 1800 1800 Duration 5 Vlow 800 Hz 1800 Balanced Low Voltage 108V 360 Hz 1800 108V 400 Hz 1800 108V 440 Hz 300 300 300 108V 560 Hz 300 1800 300 108V 540 Hz 300 108V 560 Hz 300 108V 570 Hz 300 300 1800 108V 640 Hz 300 300 300 300 1800 1800 118V 400 Hz 1800 118V 440 Hz 300 300 AA 118V 560 Hz 300 1800 300 EE 118V 540 Hz 300 FF 300 GG 1800 JJ 118V 640 Hz 300 300 300 18V 760 Hz 1800 N A ojo ojo pry SVF401 Condition zl A O iB C O D s O pr 1j pz G sj i AA D EE i Go Se ee 3 MM NA SVF 501 Tests Starting operations are not applicable to AC Utilization Equipment 187 User Manual Lx Ls Series II SVF 601 Tests Revision F SVF601 Power Failure One Phase Condition s Run at 400 Repeat at 360 600 and 800 Hz CU B jomsec j 85 C G oO 9 A9 O 6 O D sec 8 SVF 602 Tests Revision F Not applicable for single phase EUT s SVF 603 Tests Revision F SVF603 Power Failure Phase Reversal Condtion Du ration s 400 Repeat at 360 600 and 800 Hz s N A Use physical L N connection reversal 1800 Apply Vnom 115 V Fnom 40
34. Enter a number from 1 through 15 and press the ENTER key DO NOT USE REGISTER 0 REGO as it is reserved for power on setting recall and does not include a transient list 4 Amessage will appear indicating that the front panel settings and the transient list data have been saved in the setup register you selected 102 User Manual Lx Ls Series II 4 8 Setting the Power on Initialization Values The power source is shipped with default factory settings when the unit is powered up The factory settings are Parameter Factory default setting Voltage 0 0 Volt Frequency 60 Hz Waveform SINE Current limit Maximum available current Current Protection Mode Constant Current mode Output state OFF Phase Rotation A 0 B 240 C 120 Local Remote State Local Front panel unlocked Table 4 3 Factory Default Power on Settings It is possible to change the power on initialization values in one of two ways 1 Using the IEEE 488 RS232C LAN or USB bus interface 2 Using the front panel To change the power on initialization values from the front panel proceed as follows 1 Set the AC power source output parameters from the front panel as you want to power up the unit Save this setting to setup register 0 from the REGISTERS menu Select the CONFIGURATION menu and move to the POWER ON field Change the POWER ON field to REGO This will recall the settings contained in register 0 at power up Qv um 10
35. Errors appearing on the LCD will generally remain visible until the user moves to another screen If multiple error messages are generated in succession only the last message will be visible as there is only space for one error message on the LCD display The same area of the display is also used to display status messages While error messages always have a negative error number status messages have a positive number The table below displays a list of possible error and status messages along with their possible cause and remedy Neesname 100 Command error Unable to complete Unit may be in a mode inconsistent requested operation with request 102 Syntax error Command syntax Misspelled or unsupported command incorrect 103 Invalid separator SCPI separator not See SCPI section of programming recognized manual 104 Data type error Data type invaled Check command for supported data types 108 Parameter not allowed One or more Check programming manual for additional parameters correct number of parameters were received Missing parameter Too few parameters Check programming manual for received for correct number of parameters requested operation 110 Command header error Command header Check syntax of command incorrect 111 Header separator error Invalid command Use semi colon to separate command separator used headers 112 Program mnemonic too Syntax error Check programming manua
36. Lx Ls Series II The EUT measurement data collected for the 101 EUT performance test is divided among four separate tabs that can be displayed by clicking on each tab at the top of the test window Available tabs are Tab Description Parameters This tab displays parametric measurement data for all phases three phase mode or phase A only single phase mode Data displayed includes Frequency Hz Voltage RMS V Current RMS A Apparent Power VA Inrush current A Power Factor and Total Current Distortion 96 The total VA for all three phases combined is shown for three phase EUT s Any unbalance between phases is calculated and displayed next to the total VA readout If the unbalance exceeds the MIL STD 704 limit of 395 this field will have a red background The current distortion is compared to the user specified ITHD limit value shown to the right of the current distortion readout If one of more of the phase currents exceeds this limit a Fail result will be displayed on the right The ITHD limit is set in the MS704 Distortion Limits ini text file located the LxGui application directory See paragraph 1 1 8 3 1 Waveforms This tab displays at least one full cycle of both the voltage and current waveforms all waveforms are for L N voltage and phase current In three phase mode the phase to be displayed can be selected by using the phase selection radio buttons to the left of the graph Only one p
37. Qualified personnel must use extreme caution when servicing this equipment Circuit boards test points and output voltages also may be floating above WARNING below chassis ground _ equipment used contains ESD sensitive ports When installing equipment follow ESD Safety Procedures Electrostatic discharges might WARNING cause damage to the equipment Only qualified personnel who deal with attendant hazards in power supplies are allowed to perform installation and servicing Ensure that the AC power line ground is connected properly to the Power Rack input connector or chassis Similarly other power ground lines including those to application and maintenance equipment must be grounded properly for both personnel and equipment safety Always ensure that facility AC input power is de energized prior to connecting or disconnecting any cable In normal operation the operator does not have access to hazardous voltages within the chassis However depending on the user s application configuration HIGH VOLTAGES HAZARDOUS TO HUMAN SAFETY may be normally generated on the output terminals The customer user must ensure that the output power lines are labeled properly as to the safety hazards and that any inadvertent contact with hazardous voltages is eliminated Guard against risks of electrical shock during open cover checks by not touching any portion of the electrical circuits Even when power is off capacitors may retain an el
38. Three phase mode only If one or more conditions is not met the MS704 screen cannot be opened but instead an error message indicated the above conditions must be met will be displayed The state of the output relay open or closed is not important If needed the output relay will be closed when the user starts a test The Mil Std 704 tests can be selected from the LxGui toolbar or menu There is a separate toolbar button for 704 and 704F options or an individual menu entry for each option If the corresponding options are installed the toolbar button and menu entry will be active 202 User Manual 11 8 2 LxGui MS704 Test Screen Lx Ls Series II The 704F option interface screen is shown below Figure 11 13 Settings can be made through a series of tabbed dialogs in the center of the screen Any EUT information can be entered at the bottom This information will be transferred to the test report Test execution is controlled using the Start Abort buttons to the left The right hand side of this window provides output monitoring for voltage all three phases in 3 phase mode and frequency During a test run this data is updated once a second A log of readings is automatically kept E MIL STD 704 Rev A F File Run Help Start Abort Skip to Next Execution Continuous Single imes hh mm ss otal 00 00 00 nds 14 32 24 ate 10 15 2004 E User Data Test Settin
39. alone LKS option installed The unit can be used as a Clock and Lock system auxiliary or stand alone 4 2 12 Elapsed Time and Temperature Screen The Etime Temp screen displays the elapsed time since the power source has first been turned on This is an accumulated total time in hours minutes and seconds The same screen also displays the internal temperature of the power supply ENTRY ETIME DESCRIPTION 01 23 45 The ETIME field displays the total accumulated elapsed time for the instrument since it s initial manufacture This value cannot be changed or reset 90 User Manual Lx Ls Series II ENTRY TEMP 37 342 DESCRIPTION The TEMP field is not a user selectable parameter but rather a read out of the internal temperature in degrees Celsius It is provided for informational purposes only 4 2 13 LIMIT Menu The Limit menu displays the maximum available value for voltage frequency and current range of the power supply This screen is used for information only and contains no user changeable fields The limit values shown cannot be changed ENTRY DESCRIPTION LIM LVOLT Low Voltage Range HVOLT High Voltage Range LIM LFREQ Low Frequency Limit HFREQ High Frequency Limit i PHASE C Phase Setting Displays maximum available output voltage in the low voltage range Displays maximum available output voltage in the high voltage range Displays m
40. requirements Do not attempt calibration without consulting the user manual This menu also contains the LCD viewing angle adjustment ENTRY DESCRIPTION VIEW ANGLE 10 to 10 LCD viewing angle adjustment CAL PWORD V range Calibration password required to access all calibration screens The calibration password is the high voltage range value 300 The password can be entered using the Voltage shuttle followed by the ENTER key Measurement Calibration Screens MVOLT F S 9999 Calibration coefficient for full scale voltage measurement MCURR F S 9999 Calibration coefficient for full scale current measurement Output Calibration Screens VOLT F S 9999 Calibration coefficient for full scale voltage output calibrated by measurement CURR F S 9999 Calibration coefficient for full scale current ouptut calibrated by measurement 88 User Manual Lx Ls Series II 4 2 10 APPLICATIONS Menu 4 2 11 The Applications menu provides access to application specific firmware functions if available Note that there may be no applications installed in which case this screen will still be shown but has no function Possible applications are DO160 and MIL704 To access either of the application screens position the cursor on the APPLICATIONS entry and press the ENTER key Select the desired application and press ENTER For information on using these applications see sections 8 and 9 OPTIONS Menu
41. 144 User Manual Lx Ls Series II This test will generate a 5 THD voltage distortion on the output voltage waveform Using a clipped sine wave causes the distortion The test will last for 2 minutes The key backspace will terminate the test at any time HIGH VOLTAGE TRANSIENT This test will change the output voltage for the selected phase in the following sequence For 400 Hz and VFREQ e 180V for 10msec e Linearly reduced to118V in 78msec e Stay at 118V for 87msec before returning to 115V For 60 Hz only e 170V for 1 67msec e Linearly reduced 130 in 14msec e Linearly reduced to 120 in 83 3msec e Stay at 120V for 75msec Note Prior to the test a voltage range change may take place if the power source is set for the low voltage range This will cause the EUT to loose power momentarily If this is not acceptable the power source must be left in high range at all times After this sequence a 5 second delay will be inserted at the nominal test voltage The lt key backspace will terminate the test at any time LOW VOLTAGE TRANSIENT This test will change the output voltage for the selected phase only in the following sequence For 400 Hz and VFREQ e 80V for 10msec e Linearly increase to108V in 70msec e Stay at 108V for 95msec before returning to 115 For 60Hz only e OV for 1 67msec e Linearly increase to 70V in 14msec e Linearly increase to 105V in 83 3msec e Stay at 105V for 75mse
42. 180 msec tf lt 0 5 tr 87 ms then 135Vrms ramp down tr 253 msec then 130Vrms ramp down tr 6 41 sec then 125Vrms ramp down tr gt 10 sec then 115Vrms 160Vrms 78 msec tf lt 0 5 tr 31 ms then 150Vrms ramp down tr 71 msec then 140Vrms ramp down tr 87 sec then 135Vrms ramp down tr gt 253 sec then 130Vrms ramp down tr 6 41 sec then 125Vrms ramp down tr gt 10 sec then 115Vrms 180Vrms 50 msec tf 1 25 ms tr 1 25 ms E 180Vrms 50 msec tf 0 5 cyc tr 11 ms then 170Vrms ramp down tr 17 msec then 160Vrms ramp down tr 31 msec then 150Vrms ramp down tr 71 msec then 140Vrms ramp down tr 87 sec then 135Vrms ramp down tr gt 253 sec then 130Vrms ramp down tr 6 41 sec then 125Vrms ramp down tr gt 10 sec then 115Vrms G G 54 85Vrms 180 msec tf lt 0 5 cyc tr 87 ms then 90Vrms ramp up tr 253 msec then 95Vrms ramp up tr 6 41 sec then 100Vrms ramp up tr gt 10 sec then 115Vrms 65Vrms 78 msec tf lt 0 5 cyc tr 31 ms then 75Vrms ramp up tr 71 msec then 85Vrms ramp up tr 87 msec then 90Vrms ramp up tr 253 msec then 95Vrms ramp up tr 6 41 sec then 100Vrms ramp up tr gt 10 sec then 115Vrms 45Vrms 50 msec tf lt 0 5 cyc tr lt 0 5 cyc e a a oa a oa Co C2 M 45Vrms 50 msec tf lt 0 5 tr 11 ms then 55Vrms ramp up tr 17 msec then 65Vrms ramp up tr 31 msec then 75Vrms r
43. 360 440 Hz locked to programmed frequency If programmed exceeds 819 Hz AX outputs will turn off Phase error to phase 1 3 0 2 6 5 LKM and LKS Options Lx Series Supplemental Specifications The Clock and Lock option enables two independent Ls Lx power systems to be phase synchronized to each other One system LKM acts as the master the other s LKS as auxiliaries The LKS unit is synced to the LKM unit Refer to section 3 9 for details on Clock and Lock mode Note that the maximum number of auxiliary units LKS per master LKM is one No T connectors are allowed to increase the number of auxiliary units as this may cause reflections on the clock and lock signals The following supplemental specifications apply when the Lx is configured with the Clock and Lock option LKM or LKS Parameter Supplemental Specification Voltage Voltage Distortion Standard With HF option standard specifications apply 296 45 1000 Hz lt 2 96 1 2 2000 Hz harmonics and noise to 300 kHz Frequency Range Standard Lx 45 819 Hz With HF option 45 5000 Hz Resolution Standard Lx 0 1 Hz 33 User Manual Lx Ls Series II Parameter Supplemental Specification With HF option 1Hz Accuracy 0 025 Phase Phase Resolution Standard standard specifications apply With HF option 0 5 Phase Accur
44. 5 Hz accuracy 17 User Manual Lx Ls Series II Output Parameter Specification Phase 3 phase mode Range Phase B C relative to phase A 0 0 to 360 0 Resolution 0 1 lt 819 1 Hz 0 5 gt 819 1 Hz Accuracy lt 1 45 Hz 1000 Hz lt 1 1 2 gt 1000 Hz Note Specification valid under balanced load conditions Note All output specifications apply below the Current Voltage rating line shown in the V I rating charts of section 2 1 2 1 for Lx Series and section 2 1 2 2 for Ls Series Data is shown for 3 phase mode low voltage range For 1 phase mode multiply current by 3 For high voltage range divide current by 2 and multiply voltage by 2 2 1 2 1 Voltage versus Current Rating Charts Lx Series 10076 Current 150 V Range RMS 80 F 60 40 gt 20 Voltage RMS Figure 2 1 3000Lx Voltage Current Rating Chart for 150V AC Range in 3 phase mode User Manual Lx Ls Series II 12 8A 100 Current RMS 80 60 150 V Range 15 75 150 Voltage RMS 40 20 Figure 2 2 4500Lx Voltage Current Rating Chart for 150V AC Range in 3 phase mode 12 8 A 10027 Current RMS 80 60 150 V Range 40 20 15 75 117 150 b Voltage RMS Figure 2 3 6000Lx Voltage Current Rating Chart for 150V AC Range in 3 phase mode User Manual Lx Ls Series II 2 1 2 2 Volt
45. 50 Amps 0 1 0 15A 0 1 0 05A 0 001 Amp 0 150 Amps 0 2 0 5A 0 1 0 15A 0 001 Amp 1W 0 6KW 0 15 9W 0 15 3W 0 00 1 00 Note Accuracy specifications are valid above 100 counts For multi chassis configurations Current and Power range and accuracy specifications are times the number of chassis Note Frequency measurement specification valid for output gt 20 Vrms Note Crest Factor accuracy applies for Irms gt 50 of max Note Power Factor accuracy applies for PF gt 0 5 and VA gt 50 of max 2 1 4 Harmonic Measurements Harmonic measurement specifications apply to Lx Series or Ls Series 3 with ADV option AC sources in three phase mode See notes for single phase mode or Ls 1 with ADV option Frequency fundamental 45 00 81 91 Hz 0 1 1 digit 0 01 Hz 82 0 819 1 Hz 0 1 Hz gt 819 1 Hz 1 Hz Frequency harmonics 45 00 Hz 16 kHz 0 1 2 digits Fundamental 0 400 Volts 0 05 0 25V 0 01V Harmonic 2 50 0 1 0 1 kHz 0 25 Fundamental 0 20 Amps 0 196 0 05A Harmonic 2 50 0 1 0 1 kHz 0 05A Note Current range and accuracy specifications are times three in single phase mode For multi chassis configurations current accuracy specifications are times the number of chassis The harmonic measurement bandwith increases to 48Khz in single phase mode Frequency measurement specifications valid with output voltage of 30Vrms or higher If output relay is open frequency
46. 6 3 HF Option Lx Series Supplemental Specifications Specification for Lx units with HF frequency range option installed are same as standard Lx unit except where noted below Frequency Range 3000Lx HF 4500Lx HF 6000Lx 9000Lx 2 HF 13500Lx 3 HF 12000Lx 3 HF 18000Lx 3 HF HF Three phase mode 45 Hz 5000 Hz 45 Hz 2000 Hz 2000 5000 Hz see Note Single phase mode 45 Hz 5000 Hz 45 Hz 2000 Hz 2000 5000 Hz see Note Note On multi box systems HF frequency limit is set to 5000 Hz but performance to specification is guaranteed only to 2000 Hz Above 2000 Hz full power may not be available due to amplifier unbalance Current measurements accuracy is affected by system interface cable cross talk above 2000 Hz Programming 1000 Hz 0 05 0 25 V from 5V to FS Accuracy gt 1000 Hz 0 1 0 1 KHz 0 3V from 5V to FS Output Noise lt 250 mVaws typical 20 kHz to 1 MHz For output frequencies up to 1000 Hz refer to standard measurement specifications For output frequencies above 1000 Hz see table below Frequency 45 00 5000 0 Hz 0 196 t 1 digit 0 01 Hz to 81 91 Hz 0 1 Hz to 819 1 Hz 1 Hz gt 819 1 Hz 1009 200 100 0 2000 Hz gt 2000 Hz RMS Voltage 0 400 Volts 0 01 Volt lt 1000 Hz 0 05 0 25V gt 1000 Hz 0 1 0 1 KHz 0 3V RMS Current 0 50 Amps 96 0 15A 96 0 05A 0 001 Amp 0 5 0 5 0 5 0 5 0 5 0 5 0 00 1 00 1 Frequency measurement specifi
47. 603 151 User Manual Lx Ls Series II 11 6 Front Panel Operation MS704 This section covers operating the 704 option from the front panel keyboard For remote control operation refer to the Lx Ls Series Programming Manual P N 7004 961 To perform a test from the keyboard from the MENU 2 screen select the APPLICATIONS screen The APPLICATIONS screen will appear as shown in Figure 11 1 Figure 11 1 Applications Menu Use the ENTER Key and scroll to the MS704 entry using the up and down cursor keys Press the ENTER key to select the MS704 main menu The Run Status screen will appear shown in Figure 11 2 Figure 11 2 MIL704 Run Status Note Prior to starting any tests you must turn on the Output relay and set the desired steady state output settings for the test Also select the appropriate parameters that define revision and test type before starting the test The RUN field has two parameters that can be selected by the shuttle SINGLE and CONT Scroll to the RUN entry using the up and down cursor keys Use the shuttle to change the selection Use the ENTER Key to Run the test The screen will appear as shown in Figure 11 3 while the test is running Figure 11 3 Mil704 Run Status The status line will show the type of test that is running followed by the Test condition and the remaining time to complete the test condition Test condition may be repeated several times before moving to the next test condit
48. Back key may be used to back up to the previous menu level or previously selected screen It can also be used as a backspace key to delete the last digit entered For tests implemented in firmware such as the 160 and 704 options the BACK key can be used to abort a test in progress If the unit is in remote mode Remote LED is lit the front panel of the power source is disabled The BACK button doubles as a GOTO LOCAL button LOCAL while the unit is in remote state This allows the user to regain control of the front panel This LOCAL button can be disabled by sending a Local Lockout bus command This prevents unauthorized changes of settings in ATE applications 67 User Manual Lx Ls Series II 4 1 6 Cursor Keys The cursor keys can be used to scroll through a list of menu entries CURSOR UP A The UP key moves the cursor position upwards one position to the previous available cursor position If the present cursor position is at the top of the right hand column the cursor is moved to the bottom position of the left hand column If the present cursor is at the top of the left hand column the cursor is moved to the bottom of the right hand column CURSOR DOWN The DOWN key moves the cursor position downwards one position to the next available cursor position If the present cursor position is at the bottom of the left hand column the cursor is moved to the top position of the right hand column If the present cursor
49. Buyer Any warranty of AMETEK will not apply if the Buyer is in default under the Purchase Order Agreement or where the Product or any part thereof e is damaged by misuse accident negligence or failure to maintain the same as specified or required by AMETEK e is damaged by modifications alterations or attachments thereto which are not authorized by AMETEK e installed or operated contrary to the instructions of AMETEK e is opened modified or disassembled in any way without AMETEK s consent or e used in combination with items articles or materials not authorized by AMETEK The Buyer may not assert any claim that the Products are not in conformity with any warranty until the Buyer has made all payments to AMETEK provided for in the Purchase Order Agreement PRODUCT RETURN PROCEDURE 1 Request a Return Material Authorization RMA number from the repair facility must be done in the country in which it was purchased Inthe USA contact the AMETEK Repair Department prior to the return of the product to AMETEK for repair Telephone 800 733 5427 ext 2295 or ext 2463 toll free North America 858 450 0085 ext 2295 or ext 2463 direct Outside the United States contact the nearest Authorized Service Center ASC A full listing can be found either through your local distributor or our website www programmablepower com by clicking Support and going to the Service Centers tab 2 When requesting an RMA have
50. California Instruments and the firmware part number and revision The firmware part number starts with CIC followed by a three digit code and dash number The firmware revision has a major revisions before the decimal point and a minor revision after the decimal point Model and Serial number information The model will be a function of the configuration and will include the series designation LX The serial number is a 5 digit number This number should match the model type sticker located on the back of the unit Memory test result If all internal controller memory devices pass the power on memory test the message MEMORY TEST PASSED will appear If any part of the internal self test fails an error message will be displayed instead This information may be useful when calling in for service support 70 User Manual Lx Ls Series II Once the power on sequence is completed the power source will always revert to the PROGRAM screen shown here The power source is now ready to be used 4 2 2 Top Level Menus The following top level menu choices can be accessed using the Menu key ENTRY DESCRIPTION PROGRAM The PROGRAM menu allows primary output parameters such as voltage frequency current limit waveform shape and voltage range to be changed CONTROL The CONTROL menu allows secondary setting parameters such as sense mode phase mode and ALC mode to be changed MEASUREMENTS The MEASUR
51. ENTER key is pressed each time a value has to be reset to the factory default setting to store this value 9 If three phase mode is available select the three phase mode from the CONFIGURATION menu If the Ls unit has one phase only adjust only phase A 10 Select the Low Voltage range 11 Select the SETUP screen and scroll to the ALC setting entry Turn off the ALC mode by selecting OFF and then set the program value for the output voltage for all three phases to 115 00 volts and 400 Hz with respect to Neut Ls or Com Lx 12 Close the output relay 13 Connect the external AC DVM to the respective output and use the adjustment indicated below so set the output voltage to 115 0 115 volts 14 Repeat for Phase B and C as needed 15 Open the output relays when done Output Current Limit OUTP CAL value Phase Board Adjustment Pots Standard HF option A or 1 R1 450 450 Bor2 R2 450 450 C or 3 R3 450 450 Table 6 4 Output Calibration Coefficients Factory Defaults 113 User Manual Lx Ls Series II 6 7 Non Routine Amplifier Gain Balance Adjustment If an amplifier has been replaced on Lx Ls models that have single phase mode it will be necessary to check the amplifier gain balance and adjust it if needed For single box Ls 3 models no single phase mode this adjustment is not required If two or more Lx Ls units are combined into a multi box system the gain of all amplifiers has to be matched to each other For
52. Flow 59 5 Hz Low 1800 PF Mo le U UG Jj Vnigh 125V Fnom 60 Hz High 1800 F Vlow 105V Fhigh 60 5 Hz Low 1800 H Vhigh 125V Flow 59 5 Hz High 1800 J Vhigh 125V Fhigh 60 5 Hz High 1800 SXF 103 Tests Voltage Phase Difference tests do not apply for single phase EUT s SXF 104 Tests Revision F SXFiM VolageModuationRevF ll O Condition _ s B VmodF iSHzV 25Vms O o D VmodF i0HzV 0375Vms O SXF 105 Tests Revisions E F SXF105 FrequencyModulationRevF O Condition Bu rattion A L B Fmod F 4 Hz sec Fmod Amp 0 5 Hz 0 25 Hz 1800 D Emod F 25 Hz sec Fmod Amp 0 5 Hz 0 25 Hz 1800 Emod F 15 Hz sec Fmod Amp 0 5 Hz 0 25 Hz 1800 197 User Manual Lx Ls Series II SXF 106 Tests Voltage distortion spectrum test require the use of additional external equipment In particular a high bandwidth 100Khz AC source a high frequency coupling transformer and coupling network as shown in figure SXF106 1 of the Mil Std 704 standard For this test the Lx Ls Series AC source can be programmed to a steady state condition of 400 Hz and Vnominal of 115 Vrms or 230 Vrms True RMS Frequency Spectrum Voltmeter Counter Analyzer See Note 3 See Note 3 See Note 3 H A See Note 1 Variab
53. HV 6000Ls 2 EHV 15 ohms 7 amps 4 8 ohms 21 amps 9000Ls 2 EHV or 7 5 ohms 14 amps 2 4 ohms 42 amps 12000Ls 2 EHV Ls Series Current Measurement Calibration Currents 2 boxes MODEL 3 Phase 3 Phase 1 Phase 1 Phase Load Res Load Curr Load Res Load Curr 9000Ls 3 3 5 ohms 20 amps 1 5 ohms 60 amps 13500Ls 3 2 3 ohms 30 amps 0 83 ohms 90 amps 18000Ls 3 9000Ls 3 HV 5 ohms 16 amps 2 ohms 48 amps 13500Ls 3 HV 3 3 ohms 24 amps 1 3 ohms 72 amps 18000Ls 3 HV 9000Ls 3 EHV 7 5 ohms 14 amps 2 4 ohms 42 amps 13500Ls 3 EHV 5 ohms 21 amps 1 6 ohms 63 amps 18000Ls 3 EHV Ls Series Current Measurement Calibration Currents 3 boxes 116 User Manual Lx Ls Series II 7T Service 7 1 Cleaning The exterior of the power source may be cleaned with a cloth dampened with a mild detergent and wrung out Disconnect mains power to the source before cleaning Do not spray water or other cleaning agents directly on the power source 7 2 General This section describes the suggested maintenance and troubleshooting procedures The troubleshooting procedure is divided into two sections The first section deals with basic operation and connection of the equipment The second section requires opening the unit and using LED indicators and a simple multimeter to troubleshoot the unit down to the module level Only a qualified electronic technician should attempt this level troubleshooting 7 3 Ba
54. LAN Interface RJ45 An optonal RJ45 Ethernet 10BaseT connector is located on the rear panel for remote control A standard RJ45 UTP patch cord between the AC Source and a network Hub may be used to connect the AC source to a LAN For direct connection to a PC LAN card a crossover RJ45 cable is required Consult your network administrator for directions on connecting the AC source to any corporate LAN If the LAN Ethernet interface option is present the MAC Address Media Access Control of the Ethernet port is printed on the serial tag of the power source The serial tag is located on the rear panel of the unit For information on how to set up a network connection or a direct PC connection using the LAN interface refer to the Lx Ls Series Programming Manual P N 7004 981 distributed in Adobe PDF format on CD ROM CIC496 87654321 LAN Pin Ethernet TPE EIA TIA 568A EIA TIA 568B 10BaseT 100BastT 1000Base Crossover 1 Transmit Receive Data 0 White with green strip White with orange stripe 2 Transmit Receive Data 0 Green with white stripe Orange with white stripe or solid green solid orange 3 Transmit Receive Data 1 White with orange stripe White with green stripe 4 Transmit Receive Data 2 Blue with white stripe or Blue with white stripe or solid blue solid blue 5 Transmit Receive Data 2 White with blue stripe White with blue stripe 6 Transmit Receive Data 1 Orange with white stripe Green with
55. Low Voltage C Vlow 104V Fnom 400 Hz 1800 E 1 HighVotage 1 1 1 1 F G r A B ll z C 104V Flow 360 Hz 1800 aes PF G Vnom 115V Fhigh 440 Hz 1800 179 User Manual TAC 501 Tests Lx Ls Series II Starting operations are not applicable to AC Utilization Equipment TAC 601 Tests Revision F only TAC601 Power Failure One Phase Condition J A Duration s jJe0msec a Q 0 20 O 5 C Jp se A J h S 6 D j7se S 80 TAC 602 Tests Revision F only Power Failure One Two Phase HERE P Duration s TAC601 Condition A C E F G H J TAC 603 Tests Revision F Power Failure Phase Reversal pf Duration s TAC603 Condition A Phase rotation C B A Phase rotation A B C 1800 1800 180 User Manual Lx Ls Series II 11 7 3 SVF Group Tests Three phase variable frequency AC tests Note Variable frequency test are part of revision F only There are no equivalent tests in revision A through E SVF 102 Tests Revision F SVF102 Steady State VoltageandFrequency RevF Condition A ration 8 Balanced Nominal Voltage A Mnom 360
56. Media Acces Control address pp This value is fixed and cannot be changed The same MAC is normally printed on the model serial tag The MAC address is shown as six hexadecimal numbers separated by a colon e g 00 20 4A 9A 02 FD Note that the leading 0 is 1 This feature requires firmware revision 1 40 or higher If you upgraded from a lower firmware revision the LAN configuration has to be enabled to display this menu Contact customer service for information on enabled this screen 86 User Manual Lx Ls Series II ENTRY DESCRIPTION never visible due to the maximum number of LCD characters per line Note If the MAC Address displayed is corrupted or does not match the serial tag there may have been a problem retrieving the LAN port settings This can happen if a static IP was set that conflicts with another device on the network To recover turn on power to the unit while holding down the SET key This will allow the unit to boot without attempting to collect the IP settings You can then set the required IP values See IP Address above eee GWaAddress Gateway address setting A default gateway is a node a router on a computer network that serves as an access point to another network This value can be changed by pressing the SET key and entering a new value from the keypad or using the Voltage and Frequency shuttles Use the numeric data pad or the Voltage shuttle to enter each field To move betwee
57. No adjustments for voltage setting are made below the full scale value Waveform selection and frequency programming will be subject to the above limit An error message will be generated to reflect this type of error 22 Waveform harmonics limit Transient editing will also generate the above error during keyboard entry Remote transient entry will not check for the error until transient execution 4 4 6 Switching Waveforms Waveforms can be switched as part of the transient system Each transient type setup menu has a FUNC field This field allows selection of any of the standard or custom waveforms available in waveform memory Refer to the section on transients for more details on using transient list to Switch output waveforms 96 User Manual Lx Ls Series II 4 5 Measurements Standard measurements are always available through the Meas key on the front panel These measurements are spread across multiple screens to enhance readability Switching between these screens can be done by successively pressing the Meas button on the front panel This will cause the screen to cycle through all available measurement screens 4 5 4 Basic Measurements The following three measurement screens are available Parameter rrWAai VOLTAGE CURRENT FREQUENCY POWER VA POWER Apparent power PEAK CURR POWER FACT CREST FACT Note The V and distortion calculations are based on H2 through H50 with the fundamental component H1
58. SAC301 Abnormal SS Limits Volt and Freq Rev A Nominal Voltage Condition _ Bu ration 5 a eT Nomina Voltage x j y A Vnom 115V Flow 370 Hz 1800 Low Voltage C Vlow 102V Fnom 400 Hz 1800 E ea HighVotage F G a ONERE eC D 102V Flow 370 Hz 1800 SS E F F G Vnom 115V Fhigh 430 Hz 1800 162 User Manual Lx Ls Series II SAC 302 Tests Revisions B C D E F _SAC302__ Abnormal Voltage Transients Rev B C D EF o Condition _ s A 140Vrms 180 msec tf 1 25 ms tr 1 25 ms 140Vrms 180 msec tf 1 25 ms tr 87 ms then 135Vrms ramp down tr 253 msec then 130Vrms ramp down tr 6 41 sec then 125Vrms ramp down tr gt 10 sec then 115Vrms C 160Vrms 78 msec tf 1 25 ms tr 31 ms then 150Vrms ramp down tr 71 msec then 140Vrms ramp down tr 87 sec then 135Vrms ramp down tr gt 253 sec then 130Vrms ramp down tr 6 41 sec then 125Vrms ramp down tr gt 10 sec then 115Vrms E 180Vrms 50 msec tf 1 25 ms tr 11 ms then 170Vrms ramp down tr 17 msec then 160Vrms ramp down tr 31 msec then 150Vrms ramp down tr 71 msec then 140Vrms ramp down tr 87 sec then 135Vrms ramp down tr gt 253 sec then 130Vrms ramp down tr 6 41 sec then 125Vrms ramp down tr gt 10 sec
59. SAFETY PRECAUTIONS DO NOT TOUCH ELECTRONIC CIRCUITS WHEN POWER IS APPLIED 106 User Manual Lx Ls Series II 6 Calibration The Routine Calibration should be performed every 12 months Non routine Calibration is only required if a related assembly is replaced or if the periodic calibration is unsuccessful Calibration of the Lx Ls system can be performed from the front panel or over the bus This section covers calibration from the front panel 6 1 Recommended Calibration Equipment Digital Multimeter Fluke 8506A or equivalent better HP 34401A or equivalent better 100 mOhm Current Shunt Isotek Model RUG Z R100 0 1 calibrated to 0 25 OR 10 mOhm Current Shunt Isotek Model RUG Z R010 0 1 calibrated to 0 25 For single phase mode or multi chassis Lx Ls configurations a 10 mOhm shunt may be needed Load Bank Various high power load resistors or a resistive load bank will be needed E g Avtron Size of the load bank depends on model and phase mode A load is required to perform the current measurement calibration near full scale Current measurement calibration should be done on the lowest available voltage range The accuracy and value of the load resistor is not critical as long as the current drawn is sufficient to operate the AC Source in the upper current range 80 100 96 Suggested values of load bank settings are shown in Table 6 1 and Table 6 2 Phase Meter Krohn Hite Model 6620 or equivalent phase mete
60. Standard Group RTCA A CF A NF A WF Voltage 10 100 100 100 100 30 101 5 101 5 101 5 101 5 Frequency 360 360 360 360 Standard Group Group1 Group2 Group3 Voltage 10 104 104 104 30 105 5 105 5 105 5 Frequency 360 360 360 Table 8 8 Emergency Voltage and Frequency Minimum Standard Group RTCA Group1 Group2 Group3 Voltage 10 122 122 122 122 30 120 5 120 5 120 5 120 5 Frequency 440 440 650 800 Standard Group Group1 Group2 Group3 Voltage 10 122 122 122 30 120 5 120 5 120 5 Frequency 440 650 800 Table 8 9 Emergency Voltage and Frequency Maximum This test will set the voltage and frequency to a level defined by Table 8 8 The test will last for 30 minutes The test will be repeated using the voltage from Table 8 9 and frequency from Table 8 8 The lt key backspace will terminate the test at any time 134 User Manual Lx Ls Series II VOLT FREQ MAX This test will set the voltage and frequency to a level defined by Table 8 9 The test will last for 30 minutes The test will be repeated using the voltage from Table 8 8and frequency from Table 8 9 The lt key backspace will terminate the test at any time VOLT UNBALANCE Standard Group RTCA A CF A NF A WF Voltage offset 8 8 8 10 Frequency 400 360 440 360 650 360 800 Standard Group Group1 Group2 Group3 Voltage offset 8 8 12 Frequency 400 360 650 360 800 Table 8 10 Emergency Voltage Unbalance This test will change the output
61. T1 Power interrupt time T2 Time it would take for the applied voltage to decay from V nom to zero volts Time it would take for the applied voltage to rise from zero to V nom volts The minimum level expressed as a percentage of V NOMINAL to which the applied voltage is permitted to decay 2 Tolerance to T1 T2 T8 10 3 Test condition numbers 8 and 15 are for category Z dc powered equipment only Applicable A A Z Z A 2 2 2 Test 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 dition No T1 ms 2 10 25 50 75 100 200 1000 10 25 50 75 100 200 1000 2 ms lt 1 20 20 20 20 20 20 20 50 50 50 50 50 50 50 5 lt 1 5 5 5 5 5 5 5 20 20 20 20 20 20 20 V Nom 0 50 15 10 5 0 0 0 80 50 0 15 5 0 0 V min Voltage will Equipment performance standards may require to repeat test n 1 with T1 varying from 5 to 200 ms by step not reach zero in this test condition defined in the test equipment performance standards step typically comprised between 5 ms and 20 ms depending on equipment design Figure 8 6 Power Interrupt 131 User Manual Lx Ls Series II T2 T3 Test no 21 22 23 24 25 26 Standard IV V VI T1 ms 50 50 100 100 200 200 F1 Hz 360 Fmax 360 Fmax 360 Fmax F2 Hz Fmax 360 Fmax 360 Fmax 360 Fmax 650 Hz for Group2 A NF Fmax
62. connectors that can be screwed down securely to prevent signal loss Adaptor for SMA to BNC conversion are readily available To connect these signals using more conventional BNC cables SMA Male to BNC Female adapters may be used These are available from www pasternack com P N PE9074 PE9074 Adaptor W T Discrete Fault Indicator output Isolated Open Collector active high output with internal pull up to 5Vdc Can be used to signal external devices when a fault condition is detected Remote Shutdown Inhibit Active low TTL input Equivalent to J7 36 4 and J7 27 on CI L Series Function Strobe The function strobe is an active low TTL signal with a duration of no less than 400 usec Can be set to Trigger Output TTL output for compatibility with Cl iL Series Equivalent to J7 31 4 and J7 14 on CI L Series TRIG Trigger Input TTL input RPV Remote programming voltage DC voltage input 0 to 10 VDC for 0 to full scale output voltage programming RPV option Table 3 5 SMA Connectors Ls Series 53 User Manual Lx Ls Series II 3 6 4 BNC Connectors LKM LKS options BNC connectors Functions are called out on rear panel decal Table 3 6 shows connections for the optional LKM and LKS clock and lock mode Refer to section 3 9 for more details Ls Series pee CLOCK Clock Option TTL output on Master TTL input on Auxiliary LOCK Lock Option TTL output on Master TTL input on Aux
63. display purposes only and the user can change none of these fields 72 User Manual 4 2 3 Menu Tree Lx Ls Series LEVEL 1 PROGRAM CONTROL EASUR RANSII Menu Structure LEVEL 2 120 0V 400 0HZ UNC gt SINUSOID LIP THD 10 0 D THREE ST PHASE RAND 100 00V 400 0HZ 2 349A 234 9W 238 7VA 2 349Ap 1 00Cf 0 98Pf 0 18 A 0 19 V 10 559A 120 0 TRAN ST COUNT IDLE 10 TRIG SOUR IM TRAN STEP AUTO Lx Ls Series II LEVEL 1 ERS URATION LEVEL 2 LANetwork lt IP Address NC 100 10 1 87 LAN option only FW 1 33 MAC Address 0 20 4A 9A 02 FD GWAddress NC 100 10 1 1 HostBits 8 NC lt Port No 5025 VIEW ANGL L PWORD 100 VOLT F S PHASE OFST 450 1 0 MVOLT F S CURR F S 1100 1200 APPLICATIONS OPTIONS T8 User Manual Lx Ls Series II VOLT 12 120 0 LANGUAGE ON VSLEW 12 1 06 ADVANCE ON ODE ON CLOCK LOC N A ETIME TE F 21 20 03 DWELL 12 10 00 LIMITS TI 25 33 C TTLT 12 ON IM LVOLT 150 0V HVOLT 300 0V Pwr on Screens 1 CAL INST LIM LFREQ 45 00HZ CIC674 1 Rev
64. dte tei epe Oed p es OR uqa ste eee red Le ayuy s 70 4 3 Output Programmlirig x tente tef ERROREM FERRE ERR NOR 92 4 4 Waveform 2 e einen 94 4 5 Measuletrents rr s u a a or disi epe ir e o Re ta 97 4 6 Harmonie Analysls ie o RRGMRUI MERE 98 4 7 Transi ent nd oro zuo eee 98 4 8 Setting the Power on Initialization Values sesessseeeeeeneneeenneen eene 103 4 9 Remote Inhibit Eunctlon re te een Lee ee dee tene erede reta 104 5 Principle of Operation Susan 105 5 1 Overall Description niet ee ath ais es eee en he ee 105 5 2 Gontroller Asseribly 2 5 u 1 ien o asal ve esas 105 6 Gallbrationa i eR 107 6 1 Recommended Calibration Equipment u nene nnne 107 6 2 GalibrationS6reens o uU EU umama uay aa Hk Qua sasa 107 6 3 Measurement Calibration a 108 6 4 Output Calibration nsus nosen oinean c tere tette h rti tr quce ptt ceo tue cee spa ate 109 6 5 Phase Offset GaliDratiOn 21 no eir ee er LEOTE BER uq saya qasa 111 6 6 Non Routine Output Gain Calibration a nnne 112 6 7 Non Routine Amplifier Gain Balance Adjustment
65. installed are same as standard Ls unit except where noted below Voltage Ranges L N High range 0 312 Vrms Maximum Current at Full Power Note Current maximum amps per phase available at on low voltage range 3000Ls and 4500Ls operate in constant power mode up to currents shown at reduced voltage See Figure 2 1 For 9000Ls 2 12000L s 2 currents are 2 x 450015 600015 For 13500Ls 3 and 18000L 3 3 currents x 450015 and 600015 Model 3000Ls HV 4500Ls HV 6000Ls HV Single Phase Mode 38 4 A 38 4 A 38 4 A Max RMS low Vrange Three Phase Mode 12 8A 12 8A 12 8A Max RMS low Vrange per phase Current derates linearly from 5096 of voltage range to 2096 of specified current at 1096 of voltage range Current in High voltage range is reduced by a factor of 2 For 9000Ls 2 HV and 12000Ls 2 HV currents are 2 x 4500Ls HV and 6000Ls HV For 13500Ls 3 HV and 18000Ls 3 HV currents are 3 x 4500Ls HV and 6000Ls HV Maximum Current at Full Scale Voltage Model 3000Ls HV 4500Ls HV 6000Ls HV Single Phase Mode 19 2 A 28 8 A 38 4 A Max RMS low Vrange Three Phase Mode 12 8A Max RMS low Vrange per phase 37 User Manual Lx Ls Series II 2 7 2 EHV Option Ls Series Supplemental Specifications Specifications for Ls units with EHV voltage range option installed are same the Lx with EHV option See paragraph 2 6 2 2 7 3 HF Option Supplemental Specifications Specification for Ls un
66. is at the bottom of the right hand column the cursor is moved to the top of the left hand column 4 1 7 Output on off Key The Output on off key located to the left of the Menu keys may be used to control the state of the output relays The active state is indicated by the LED directly above the on off key If the output relays are open LED is off the output is floating The ON OFF button provides a convenient way to disconnect the load without having to remove any wires 4 1 8 Phase Key The Phase key may be used to select the desired output phase A OB OC or O1 22 O3 Pressing the Phase button repeatedly will cycle through phase A B C and ALL PHASES The A OB OC indicators correspond to outputs O1 2 and 3 respectively If all three phase selection LED s are lit all three phases are selected and changes made to voltage and current limit settings will apply to all three phases Note that in single phase mode the QA LED is always lit and the Phase button is inactive 68 User Manual Lx Ls Series II 4 1 9 LCD Display The LCD display of the Lx Ls Series power source provides information on instrument settings and also guides the user through the various menus A sample of the measurement display screen is shown in Figure 4 3 Due to the two line x 20 characters display limitation of the LCD display most menus are accessed by scrolling through two or more entries Alternatively the Menu key may be pressed repeatedly
67. is calculated based on the modulation rate as defined in Figure 8 5 This test will last for a minimum of 2 minutes 4 1 E MOD AMFL REP Hz RATE Hz 14 _ 4 O17 2 _ N t0 2 KN gE ji it REPETITION RATE Hz Figure 8 5 Frequency Modulation 130 User Manual Lx Ls Series II POWER INTERRUPT This test requires a numeric entry value equal to the test number The tests are grouped as follows e Test numbers 1 through 15 are for all Standard and Groups See Figure 8 6 for details of the tests e Test numbers 16 and 17 for all equipment that does not incorporate digital circuit Test number 16 will drop the output to zero voltage for 50 ms Test number 17 will drop the output to zero voltage for 200 ms Test numbers 21 through 26 are applicable for Groups 2 and 3 only for EUROCAE standard and category A NF and A WF for RTCA2 Output frequency will be set to the F1 value for 1 second prior to the test The output frequency will remain set to the F2 value when the test is completed This will allow the user to apply sequence of power interrupts See Figure 8 7 for detail of the tests Ti V NOM 96 of V NOMINAL V MIN N 0 VOLTS DO160 Table 16 1 Test conditions for equipment with digital circuits NOTES 1 Definitions
68. is necessary to check the gain of each phase and adjust as needed WARNING This requires the top cover to be removed and should be done by qualified service personnel only Dangerous Voltages are present inside the AC power source To adjust amplifier output gains proceed as follows 1 2 Turn OFF the front panel circuit breaker Loosen the top cover and slide back until the Current Limit board assembly P N 7004 703 1 is uncovered This is the vertical board directly behind the CPU Controller board Refer to Figure 6 1 Figure 6 1 Location of Gain pot adjustments and TP1 through TP4 Go to the Output Calibration screen by repeatedly pressing the MENU key until OUTP CAL is displayed Select this function by pressing the cursor until the arrow on the right side of the display point to OUTP CAL Press the ENTER key A Calibration Password CAL PWORD will be required The password will be the value of the high voltage range Enter this value with the Front Panel encoder and press the ENTER key Select Phase A and check the output calibration coefficient setting The value should be 450 for both standard Ls Lx models and for Lx Ls models with the HF high frequency option Refer to table below If not adjust as needed and press the ENTER key Select Phase B and check for the correct value or set it as needed 112 User Manual Lx Ls Series II 8 Repeat the entry for Phase C Make sure the
69. made within 10 cm of UUT input power terminals For 3 phase 3 wire equipment line to neutral measurements to be made with neutral connection made to power supply neutral CAUTION Verify suitability of power supply NEUTRAL and GROUND connections Boo CAUTION Verify suitability of instrumentation inputs and or use appropriate attenuation a Stimulation and Monitoring Equipment are user defined This functional block shall provide appropriate inputs stimulations and monitor ULT outputs e g RPM signals data etc Stimulation amp Monitoring Equipment See Note 5 o CAUTION Verify suitability of variable frequency power source and coupling transformer for distortion spectrum testing Coupling Transformer shown is connected in series on Phase A Testing is repeated with Coupling Transformer connected in series on Phase B and Phase C Figure 11 11 Required TVF 106 Test Setup TVF 107 Tests Revision F TVF107 Total Voltage Distortion Rev F Condition _ Bu ration 5 Run at 400 Repeat at 360 600 and 800 Hz C F 100 1800 A 0 05 VTHD H3 2 75 H5 2 75 H7 9 TVF 108 Tests TVF108 are DC offset tests and are not supported by the Lx Ls Series AC Power sources Contact AMETEK Programmable Power for DC Supply information sales programmablepower com 191 User Manual Lx Ls Series II TVF 109 Tests Revision F TVF109 Normal Voltage Transient
70. minimum 2 Abnormal Voltage maximum 3 Voltage Drop 4 Voltage Surge 5 Frequency Transients test group 1 only 8 4 Front Panel Operation 160 To perform a test from the keyboard Press the MENU key several times until the APPLICATIONS OPTIONS Menu appears select the APPLICATIONS screen The APPLICATIONS screen will appear as shown in Figure 8 1 Figure 8 1 Application Menu Scroll to the RTCA DO 160D entry using the up and down cursor keys Press the ENTER key to select the RTCA DO 160D main menu The screen will appear as shown in Figure 8 2 Note The user has to turn on the Output relay before starting a test Figure 8 2 DO160 Main Menus Prior to executing a test selection of the desired test standard and group is required Use the shuttle to select the standard and the group if applicable 125 User Manual Lx Ls Series II 8 5 Normal State tests Scroll to the NORMAL STATE entry using the up and down cursor keys Press the ENTER key to select the NORMAL STATE screens The screen will appear as shown in Figure 8 3 Figure 8 3 Normal state screens The DO160 NORMAL screens have the following tests 1 VOLT FREQ MIN VOLT FREQ MAX VOLT UNBALANCE WAVEFORM DISTORTION VOLT MODULATION FREQ MODULATION POWER INTERRUPT VOLTAGE SURGE FREQ TRANSIENT group 1 A CF FREQ VARIATION group 2 amp 3 A NF amp A WF ON O Q CO The above tests can be selected by scrolling to the highligh
71. phases 4 4 3 Creating Custom Waveforms The Lx controller supports up to 50 user defined waveforms in addition to the 3 standard waveforms Custom waveforms cannot be created from the front panel of the Lx Series Rather they have to be downloaded through the IEEE 488 RS232C LAN or USB interface Each waveform is defined by 1024 data points Each data point can range between 1 and 1 floating point number See Lx Series programming Manual P N 7004 961 for details on downloading waveforms Once downloaded waveforms remain in non volatile memory and will be visible in the WAVEFORMS menu for selection The user can assign a 12 character name to each custom waveform Avoid using any of the standard waveform names SINE SQUARE or CLIPPED as these names will not be accepted Waveforms may be deleted using the IEEE 488 RS232C LAN or USB interface as well Custom waveforms cannot be deleted from the front panel however to avoid accidental erasure 4 4 4 RMS Amplitude Restrictions The output of a sine wave may be programmed to the full rms value of the voltage range selected If the AC source is in the 300 V range the maximum programmable rms voltage is 300 Volt If a custom waveform is used however the maximum programmable rms voltage may be less than the maximum range value The voltage range limit is based on the use of a sine wave with a 1 414 crest factor A 300 V rms sine wave has a 424 Volt peak voltage The AC source has a ma
72. reported at with self test or checking LED on any time Relay Board Replace amplifier Auxiliary down One or more auxiliary Turn on all auxiliary units units is not powered up or not working Over voltage prot trip Over voltage Check output voltage for correct RMS detected on output value Peak current prot trip Peak current limit Peak current exceeded Could be exceeded caused by switching EUT on or off Frequency error Frequency error Correct frequency was not measured during self test during self test May be result of 801 error 825 826 27 8 Phase error Self test error phase Correct phase angle was not angle measured during self test May be result of 801 error Dc component exceed Too much DC Check waveform programming limit content in loaded ARB waveform Table 16 1 Error Messages 219 User Manual 17 Index A ASSO OPtlON S ba 211 ABD tata daB Dd 28 36 ABD alana asha 210 ssp taa eus 36 86 Acoustic Noise a 25 address GPIBz z un unuq n kaun A RS 85 IEEE estere uni C 85 Airbus DO160 oec 128 ALC cci ER 77 AMD ptit lieet 28 36 AMD option 212 ABE iiti rtu att tse 86 APE command language 36 Arbitrary waveforms Frequency response restrictions 96 arrow Keys enne 66 ATLAS trei re han as 36 B B78 bti ens 28 36 B787 option
73. second Frequency if applicable Additional test for A CF category is applied with phase A and voltage set at 122V and phase C at 116V The frequency is set at 430V The test is repeated with the same frequency but phase A and B are set at 100V and phase C set at 106V Both tests are repeated for 370Hz The test can be terminated at any time The key backspace will terminate the test at any time VOLT UNDER This test will drop the output voltage from 115 volts to 60 volts for 7 seconds VOLT SURGE This test requires 180 volt output voltage If the power source is set at the low voltage range the high voltage range will be selected before the test starts At the end of the test the AC source will be switched back to the low range Note To avoid switching to the high voltage range which provides only half the current of the low voltage range the EHV option range pair must be installed 200 400V The output voltage will surge to 180 volts for 100 ms followed by drop to 148 volts for 1 sec before it returns to 115 volts The key backspace will terminate the test at any time 137 User Manual FREQUENCY TRANSIENTS A CF only Test 1 Seq No Volt Frequency Time 1 115 400 5 minutes 2 115 350 5 sec 3 115 320 0 2 sec 4 0 320 0 2 sec 5 115V 400 10 sec Test 2 Seq No Volt Frequency Time 1 115 400 5 minutes 2 115 480 0 2 sec 3 115 440 5 sec
74. the Phase key 2 5 Special Features Controller Features 26 User Manual Lx Ls Series II Switches between 1 and 3 phase outputs Parallel Operation 9000Lx 2 and 13500Lx 2 systems use two or three 4500Lx chassis in parallel operation The two or three chassis must be connected using the system interface cable supplied with the system 12000Lx 3 and 18000Lx 3 systems use two or three 6000Lx chassis in parallel operation The two or three chassis must be connected using the system interface cable supplied with the system Controller Programmable controller front panel assembly Output Relay Relay Standard output Standard output relay feature to isolate power source from the load feature to isolate power source from the load F _ On Off aa a ea a output relay can be used to quickly disconnect the load A yellow status indicator displays the status of the output relay External Trigger Output An external TTL output is available which may be used to trigger other or Function Strobe equipment The TTL output can be controlled by the transient programming system This requires the trigger mode to be set to EXT factory default This can only be done over the bus using the OUTP TTLT MODE TRIG command This mode is compatible with the Agilent HP6834B It can also be configured to generate an output pulse any time the voltage frequency current limit or phase programming is updated This requires the trigger
75. the transient system A count of 1 indicates the transient will run 1 times The count value can be set with either voltage or current knob while the cursor is on this field The count range is from 1 through 2E 08 Values below 200 000 are displayed in fixed point notation Value higher than 200 000 are displayed as a floating point number 2E 05 The display has insufficient characters to display the entire mantissa so entering values above 2E 05 from the keyboard is not recommended TRIG SOURCE Indicates the trigger source for transient system Available trigger sources are IMM Immediate mode The transient is started from the front panel using the ENTER key User Manual Lx Ls Series 11 ENTRY DESCRIPTION BUS Bus mode The transient system is started by a bus command or a group execute trigger GET EXT External mode The transient system is started by a user provided external TTL trigger signal on TRIGGER IN1 TRAN STEP Indicates the transient system execution mode Available modes VOLT VSLEW FREQ FSLEW FUNC PAUSE CURR PHASE DWELL TTLT List parameters AUTO ONCE Step Step Step Step Step Step Step Step Step Step When triggered the transient system will automatically execute each list point sequentially without waiting for a trigger between list points This execution is paced by the dwell time set for each data point When
76. these BNC s between two master units LKM s or damage to the unit could result Note The maximum number of auxiliary units LKS per master LKM is one No T connectors are allowed to increase the number of auxiliary units as this may cause reflections on the clock and lock signals Refer to Figure 3 7 for the required connections between the LKM and LKS units The example is shown for two units one master one auxiliary WARNING DO NOT CONNECT THE AC OUTPUTS OF THE LKM AND LKS UNITS TOGETHER CLOCK AND LOCK OUTPUTS CANNOT BE PARALLELED TO OBTAIN HIGHER OUTPUT CURRENTS Do not use clock and lock mode to obtain higher power capability on the same phase s For higher power configurations use the multi chassis configuration through the system interface connection instead Refer to section 3 5 3 for multi chassis configuration and connection information The frequency of the auxiliary unit will track that of the master The output phase angle of phase 1 A will be locked to the auxiliary unit as well See LKM LKS supplemental specifications for phase accuracy This allows split phase or six phase configurations to be created 3 9 1 Configuration settings Units configured with the LKM option will show the Clock as INT internal and the mode as CLK LOC on the CONTROL screen Units configured with the LKS option can be set to INT internal or EXT external clock from the CONTROL screen The MODE setting on the CONTROL screen
77. three phase configurations this test can be performed on one phase at a time if needed Connect an oscilloscope and DMM voltmeter to the AC source output Set both for AC mode If the correct voltage is present turn on the Lx Ls unit s by closing the On Off circuit breaker on the front panel of both chassis Set the output voltage to 0 volt and close the output relay with the OUTPUT ON OFF button There should be little or no output although the DMM may show a noise level especially if the DMM is in auto ranging mode Select the Set screen and use the voltage shuttle to program a small voltage 20 VAC Observe the DMM reading The reading should track the programmed voltage Also monitor the scope The output should be a sinusoidal voltage waveform If the output tracks increase the voltage till you reach 80 of the voltage range or more Check the output voltage reading and waveform Select the measurement screen by pressing the Meas button The output voltage current and power will be displayed For three phase configurations use the PHASE button to select individual phase data If all phases are loaded equally the same current and power should be visible for all three unless the voltages are not programmed to the same level If only one phase is loaded current and power will only be shown for the loaded phase In the unlikely event the power source does not pass the functional test refer to the calibration procedure in Sect
78. time exceed dwell Illegal during transient Operation requested not available while transient is running Transient programmed with output relay open Output relay must be closed Contact AMETEK service department at service programmablepower com to obtain instructions on restoring calibration data or recalibrate unit Check programmed lists This error may occur when selecting user defined wave shapes with higher crest factors Reduce programmed RMS value Check dwell times in transient list settings Increase dwell time or change slew rate for affected parameter Wait till transient execution is completed or abort transient execution first Close relay before attempting transient operation 819 Clock and sync must be Operation not Switch to internal sync Default internal possible with external 218 User Manual Lx Ls Series II 820 Input buffer full Too much data Break up data in smaller blocks received 821 Amplifier unbalance Hardware error An Check amplifier balance adjustment If amplifier has an error persists contact AMETEK service overload condition at service programmablepower com Waveform harmonics Harmonic contents of Reduce harmonic content or reduce limit user defined wave fundamental frequency programmed shape is too high and could damage amplifier output stage Amplifier fault An amplifier failure Determine which amplifier is at fault Can be
79. triggered the transient system will execute the first list point and wait for a new trigger once the dwell time expires This allows triggered execution of each step in the transient list Voltage set point Voltage slew rate in V sec Frequency set point Frequency slew rate in Hz sec Waveform selection Available choices are Sine Square Clipped or any of the user provided waveforms in waveform memory Delay Current set point Phase angle set point Not relevant for phase A if clock mode is internal Dwell time in seconds Range is 0 001 to 900000 ON Generates an output trigger pulse at this list step OFF output trigger The output trigger is available on the TRIG OUT1 SMC connector on the rear panel 82 User Manual Lx Ls Series II Transient List points data entry method Transient list points are numbered sequentially from 0 through 99 and executed in this order Each list point or list entry has 6 parameters as shown in the table above To enter list point data the right hand knob Frequency is used to increment or decrement the parameter value The left hand knob Voltage is used to increment or decrement the list point sequence number The sequence number can only be increased to the next available empty new list point To move to the next or previous parameter use the UP or DOWN cursor keys The voltage and frequency slew parameters can be set to their maximum slew rat
80. white stripe or or solid orange solid 7 Transmit Receive Data 3 White with brown strip or White with brown strip or solid brown solid brown 8 Transmit Receive Data 3 Brown with white stripe or Brown with white stripe or solid brown solid brown Table 3 10 RJ45 LAN Connector pin out 56 User Manual Lx Ls Series II 3 7 Basic Initial Functional Test N CAUTION Work carefully when performing these tests hazardous voltages are present on the input and output during this test Refer to Figure 3 3 for the required functional test set up Proceed as follows to perform a basic function check of the power system 1 Verify the correct AC line input rating on the nameplate of the Lx Ls unit s and make sure the correct three phase line voltage is wired to the input of the Lx Ls before applying input power Connect a suitable resistive or other type load to the output of the Lx or Ls Suggested load values for the low voltage range rounded up to the nearest 0 1 Ohm are shown in Table 3 11 for the Lx Series and Table 3 12 for the Ls Series For the high voltage range the resistor values must be multiplied by four For models with HV or EHV voltage range option recalculate these values by adjusting for the voltage range value Make sure the power resistor has sufficient power dissipation capability for full load test and that the load used does not exceed the maximum power rating of the AC source For
81. 0 5 1 10 5 2 To perform a test from the keyboard from the MENU 2 screen select the APPLICATIONS screen The APPLICATIONS screen will appear as shown in Figure 10 1 Figure 10 1 Applications Menu Scroll to the MIL STD 704 entry using the up and down cursor keys Press the ENTER key to select the MIL704 main menu One of the screens will appear as shown in Note The user has to turn on the Output relay before starting a test and set the steady state setup for the test NOM FREQ must be set to match the desired steady state frequency All MIL704 revisions will accept 400Hz as a nominal frequency Revision F only will accept 60Hz and VFREQ Figure 10 2 MIL704 Menu Revision Selection The default Revision is E Revisions supported is D E and F The Revision can be changed from the front panel Scroll to the REVISION entry using the up and down cursor keys Figure 10 2 Use the shuttle to change the selection Nominal Frequency Selection Three selections are available for the nominal frequency to be used e 400Hz this selection is active in all revisions Program frequency must be set to 400Hz e VFREG this selection is active for revision F only Program frequency must be set between 360Hz and 800Hz to run the tests e 60Hz this selection is active for revision F only Program frequency must be set to 60Hz to run the tests Note that the programmed frequency of the AC source must be the same as the selected nominal test fr
82. 0 Hz 188 User Manual Lx Ls Series II 11 7 4 TVF Group Tests Three phase variable frequency tests Note Variable frequency test are part of revision F only There are no equivalent tests in revision A through E TVF 102 Tests Revision F TVF102 SteadyState Voltage and Frequency RevF O Condition ration s A 1800 1800 C 1800 1800 1800 1800 300 300 300 1800 300 300 300 300 1800 300 300 300 1800 1800 1800 300 300 AA 300 300 1800 300 300 FF 300 GG 300 HH 300 JJ 300 LL MM 300 1800 Va 108V Vb 111V Vc 111V F 360 Hz 1800 1800 1800 Va 118V Vb 115V Vc 115V F 800 Hz 1800 TVF102 Condition as A O B wr D 1 O O a eee G O R O a e AA D Ep Go HH O AE i MM p a Oo a 21 Qo RR c o C2 o Co Co Co SISIS S 189 User Manual Lx Ls Series II TVF 103 Tests Revision F TVF103 Voltage Phase Difference Rev F Condition ration s A A 0 B 116 C 240 1800 A 0 B 124 C 240 1800 TVF 104 Tests Revision F TVF104 VoltageModulation RevBthroughF Condition Duration s _ Runat400 Repeatat360 600and800Hz n 1 1 1 1 1 OT ek B JjVmodF 17Hz V 0375Vms O 1800 D JjVm
83. 0Vrms 78 msec tf lt 1 25 ms tr 125ms TH 160Vrms 78 msec tf lt 1 25 ms tr 31 ms then 150Vrms ramp down tr 71 msec then 140Vrms ramp down tr 87 sec then 135Vrms ramp down tr gt 253 sec then 130Vrms ramp down tr 6 41 sec then 125Vrms ramp down tr gt 10 sec then 115Vrms E 180Vrms 50 msec tf 1 25 ms tr 11 ms then 170Vrms ramp down tr 17 msec then 160Vrms ramp down tr 31 msec then 150Vrms ramp down tr 71 msec then 140Vrms ramp down tr 87 sec then 135Vrms ramp down tr gt 253 sec then 130Vrms ramp down tr 6 41 sec then 125Vrms ramp down tr gt 10 sec then 115Vrms A C ee 3 180Vrms 3 x 20 msec 0 5 apart tf lt 1 25 ms tr lt 1 25 ms 54 OoOo Under Voltage C H j8asvrms 180 msec tf lt 1 25 ms tr lt 1 25 ms 54 j j L _ N O 85Vrms 180 msec tf lt 1 25 ms tr 87 ms 135 then 90Vrms ramp up tr 253 msec then 95Vrms ramp up tr 6 41 sec then 100Vrms ramp up tr gt 10 sec then 115Vrms 54 54 66Vrms 78 msec tf lt 1 25 ms tr lt 1 25 ms 54 54 4 35 5 65Vrms 78 msec tf lt 1 25 ms tr 31 ms 135 then 75Vrms ramp up tr 71 msec then 85Vrms ramp up tr 87 msec then 90Vrms ramp up tr 253 msec then 95Vrms ramp up tr 6 41 sec then 100Vrms ramp up tr gt 10 sec then 115Vrms 45Vrms 50 msec tf lt 1 25 ms tr lt 1 25 ms 54 45Vrms 50 msec tf lt 1 25 ms tr
84. 1 33 HFREQ 1200HZ 2 ODEL 4500LX CURR 10 00A SERIAL 12345 PHASE C 120 0 3 Memory test passed Table 4 1 Menu Tree 7 User Manual 4 2 4 PROGRAM Menu Lx Ls Series II Figure 4 4 PROGRAM Menu The PROGRAM menu is shown in Figure 4 4 It can be reached in one of two ways 1 by selecting the Menu key selecting the PROGRAM entry and pressing the Enter key 2 by pressing the Set key The PROGRAM menu is used to change primary output parameters Less frequently used parameters are located in the CONTROL menu The following choices are available in the PROGRAM menus VOLTAGE ENTRY DESCRIPTION Programs the output voltage in Vrms The voltage can be changed from 0 to its max range value as determined by the configuration settings and the selected voltage range using the Voltage shuttle FREQ Programs the output frequency The frequency can be changed from its min to its max value as determined by the configuration settings using the Frequency shuttle VRANGE Selects 150V or 300V voltage range if available The actual range values may be different depending on the configuration The value of this field can be changed with either Voltage or Frequency shuttle as long as the active pointer points to the VRANGE entry If only one voltage range is available this field cannot be changed PHASE Selects the phase angle between the external clock and the output of the AC source
85. 1 25 ms tr lt 1 25 ms 52 F 180Vrms 50 msec tf lt 0 5 tr 11 ms 135 then 170Vrms ramp down tr 17 msec s 160Vrms ramp down tr 31 msec hen 150Vrms ramp down tr 71 msec 140Vrms ramp down tr 87 sec hen 135Vrms ramp down tr gt 253 sec oe 130Vrms ramp down tr 6 41 sec hen 125Vrms ramp down tr gt 10 sec then 115Vrms G 180Vrms 3 x 20 msec 0 5 sec apart tf lt 0 5 tr lt 0 5 54 Under Voltage H 85Vrms 180 msec tf lt 0 5 tr lt 0 5 54 85Vrms 180 msec tf lt 0 5 tr 87 ms 135 90Vrms ramp up tr 253 msec hen 95Vrms ramp up tr 6 41 sec hen 100Vrms ramp up tr gt 10 sec Hien 115Vrms J B6Vrms 78 msec tf lt 0 5 tr lt 0 5 54 K 65Vrms 78 msec tf lt 0 5 tr 31 ms 135 then 75Vrms ramp up tr 71 msec um 85Vrms ramp up tr 87 msec hen 90Vrms ramp up tr 253 msec 95Vrms ramp up tr 6 41 sec hen 100Vrms ramp up tr gt 10 sec then 115Vrms L 45Vrms 50 msec tf lt 0 5 tr lt 0 5 52 O 193 User Manual Lx Ls Series II TVF302 Condition Q ration s 45Vrms 50 msec tf 0 5 cyc tr 11 ms 135 then 55Vrms ramp up tr 17 msec lon 65Vrms ramp up tr 31 msec hen 75Vrms ramp up tr 71 msec ee 85Vrms ramp up tr 87 msec hen 90Vrms ramp up tr 253 msec i 95Vrm
86. 1 76 sec dur 1 sec tf 1 76 sec 360 Hz 800 Hz ts 0 96 sec dur 0 5 cyc tf 0 96 sec 1 1 F 800 Hz 360 Hz ts 1 76 sec dur 1 sec tf 1 76 sec G H 1 i 600 Hz 360 Hz ts 0 96 sec dur 0 5 tf 0 96 sec 600 Hz 800 Hz ts 0 80 sec dur 0 5 cyc tf 0 80 sec SVF 201 Tests Revision F SVF201 Power Interrupt Rev F _ Condition Run at 400 Repeat at 360 600 and 800 Hz Vnom 115V 50 msec Vlow 108V 50 msec Vhigh 118V 50 msec Vnom 115V 30 msec Vlow 108V 30 msec Vhigh 118V 30 msec Vnom 115V 10 msec Vlow 108V 10 msec Vhigh 118V 10 msec J Vnom 115V 3 x 50 msec 0 5 sec apart Vnom 115V 50 msec 160Vrms 30 msec tr 40 msec Vnom 115V 50 msec 70Vrms 30 msec tr 40 msec 6 2 aaa A B O 8 t C 6 D 360Hz 800 Hz ts 0 96 sec dur 1 sec tf 0 96 sec he Under Frequency E ue F E _ dur 8 xa 7 6 H 184 User Manual Lx Ls Series II SVF 301 Tests Revision F SVF301 Abnormal SS Limits Volt and Freq Rev F Condition Du ration s Se s Low Voltage 1800 jVow10V Flow360Hz 1 10 1800 D JjVMowitO0V FhignB00Hz 1 1 1 1 1800 ____ 1 0 1800 1800 1800 1800 SVF 302 Tests Revision F Condition A 4 ration s 140Vrms
87. 11 ms 135 then 55Vrms ramp up tr 17 msec then 65Vrms ramp up tr 31 msec then 75Vrms ramp up tr 71 msec then 85Vrms ramp up tr 87 msec then 90Vrms ramp up tr 253 msec then 95Vrms ramp up tr 6 41 sec then 100Vrms ramp up tr gt 10 sec then 115Vrms N 45Vrms 3 x 20 msec 0 5 apart tf lt 1 25 ms tr lt 1 25 ms Combined Transient 1 180Vrms 50 msec tf lt 1 25 ms tr 11 ms then 170Vrms ramp down tr 17 msec then 160Vrms ramp down tr 31 msec then 150Vrms ramp down tr 71 msec then 140Vrms ramp down tr 87 sec F H J K L then 135Vrms ramp down tr gt 253 sec then 130Vrms ramp down tr 6 41 sec then 125Vrms ramp down tr gt 10 sec then 115Vrms 176 User Manual Lx Ls Series II TAC 302 Tests Revision A TAC302 Condition A G H Abnormal Voltage Transients Rev A P ration s Over Voltage o j y 45Vrms 20 msec tf 1 25 ms tr 1 25 ms 180Vrms 75 msec tf lt 1 25 ms tr 50 ms 177 User Manual Lx Ls Series II TAC 303 Tests Revisions B C D E F TAC303 Abnormal Frequency Transients Rev B C D E F Condition ration s ____ Over Frequency B 480Hz 4 78 sec tr 160 msec tf 160msec ponder Frequency D 820Hz 4 78 sec tr 160 msec tf 160msec
88. 3 User Manual Lx Ls Series II 4 9 Remote Inhibit Function The remote inhibit input on the rear panel can be used to disable the output of the AC source This SMC input takes either a low level TTL signal or a contact closure The mode of operation can be programmed over the remote control interface using the OUTP RI MODE command See 7004 961 programming manual for details The following modes are supported LATCHING A TTL low at the RI input latches the output in the protection shutdown state which can only be cleared by an OUTPut PROTection CLEar command or by manually resetting the output The output state follows the state of the RI input A TTL low at the RI input turns the output off a TTL high turns the output on This mode is equivalent to using the Output On Off button on the front panel Default mode This mode is active at power up The instrument ignores the RI input Table 4 4 Remote Inhibit operating modes The RI output state is saved as part of an instrument setup using the REGISTERS menu It can be made part of the power on setting if needed The default state is LIVE 104 User Manual Lx Ls Series II 5 Principle of Operation 5 1 Overall Description Three phase input power is routed from the back of the cabinet to a fuse holder terminal block located in the bottom front of the unit AC power is converted to a 300 VDC bus using a switching buck converter The DC bus is used to power all th
89. 303 Tests Revision F _SXF303__ Abnormal Frequency Transients Rev F Condition s A C 59 Hz 0 5 cycle tr 0 5 tf 0 5 59 Hz 6 968 sec tr 0 5 tf 0 5 E 59 Hz 0 5 cycle tr 0 5 tf 0 5 61 Hz 0 5 cycle tr 0 5 tf 0 5 e As 7 Under Frequency pet C D C 200 User Manual Lx Ls Series II SXF 401 Tests Revision F SXF401 Emergency SS Limits Volt and Freq Rev F Condition uration s po Nominal Voltage B Vnom it5V Flow 59 5 Hz Nomina 1800 C JjVnom it5V Fhige 60 5Hz Nominal O ____ LowVotage _ 1 0 _ D Viow 105V Fnom 60 Hz Low 0 0 1 11 1 11 1800 L Lc M HighVotage G H G Vhigh 125V Fnom 60 Hz High 1800 H Vhigh 125V Flow 59 5 Hz High 1800 Vhigh 125V Fhigh 60 5 Hz High 1800 SXF 501 Tests Starting operations are not applicable to AC Utilization Equipment SXF 601 Tests Revision F SXF601 Failure One Phase j Condition ration s 3 O 5 CC jJ2se 0 0 0 0 6 SXF 602 Tests Revision F Not applicable for single phase EUT s SXF 603 Tests Revision F SXF603 Power Failure Phase Reversal 1 1 Condtion
90. 4 Menu initio eee ee coo to iret ere re tedden h ect ree eere Eb HR Pera reete e pete ie 142 Figure 10 3 Steady State D aq este fe egre eene erede c epatis 143 Figure 10 4 Emergency MOnU 5 i te RES RR ARRA 146 Figure 10 57 Abnormal Screens nter erbe adeat De ne Er IR SE e Re ee CEPS iae 147 Figure 11 1 Applications Menus icone oder erit teer tee coe ede eade 152 Figure 11 27 MIL704 RUN Status rnit e tc e e evertere Yee Eee Re Eee de dee 152 Figure 11 3 MIIZOA RU n SIatUs atur rer pete dece heo eem te vie eee SD CEPR Er DR e cen 152 Figure 11 4 Revision Group Menu nennen nnne nenne nenne nnne sn nnns nnne se nne rn nenne nnn nennen 153 Figure 11 5 Test selection Men svisino aan n sassa aaa aP nennen nennt tne dn nme nni 153 Figure 11 6 Section and Test Condition u 154 Figure 11 7 Steady State frequency U 154 Figure 11 8 Required SAC 106 Test Setup 157 Figure 11 9 Required TAC 106 Test Setup u 170 Figure 11 10 Required SVF 106 Test Setup u 183 Figure 11 11 Required TVF 106 Test Setup nennen nennen esent nnne nnne nnns 191 Figure 11 12 Required SXF 106 Test Setup
91. 40 msec E O 2 5 6 Under Frequency xll E 390 Hz 10 sec tr 40 msec tf 40 msec F 380 Hz 5 sec tr 80 msec tf 80 msec 8 G 375 Hz 1 sec tr 100 msec tf 100 msec 6 H 375 Hz 1 sec tr 100 msec tf 10 msec 100 380 Hz 4 sec tr 10 msec tf 20 msec 390 Hz 5 sec tr 20 msec tf 40 msec fe 3 a Combined 375 Hz 1 sec tr 100 msec tf 100 msec 425 Hz 1 sec tr 100 msec tf 100 msec TAC 110 Tests Revisions A _TAC110___ NormalFrequencyTransients RevA Condition Duration s U ver Frequency 0 5 cycle tr 300 msec tf 1 2 sec 80 450 Hz 0 5 cycle tr 200 msec tf 200 msec D 450Hz 0 5 cycle tr 250 msec tf 3 sec 100 Ponder Frequency F __ 370 Hz 0 5 cycle tr 300msec tf 12se CT 5 CG _ 350 Hz 0 5 cycle tr 200 msec tf 200msec TO __ Combined Hac 350 Hz 0 5 cycle tr 200 msec tf 200 msec 450 Hz 0 5 cycle tr 200 msec tf 200 msec 173 User Manual Lx Ls Series II TAC 201 Tests All Revisions TAC201 Condition A J Power Interrupt Rev A B C D E F Vnom 115V 3 x 50 msec 0 5 sec apart Vnom 115V 50 msec 160Vrms 30 msec tr 40 msec Vnom 115V 50 msec 70Vrms 30 msec tr 40 msec F Duration 5 174 User Manual Lx Ls Series II TAC 301 Tests Revisions C E F TAC3OI _ Abnormal S
92. 4A Max RMS low Vrange Three Phase Mode 11 1A 14 8 A Max RMS low Vrange per phase 29 User Manual Lx Ls Series II 2 6 2 EHV Option Lx Series Supplemental Specifications Specifications for Lx units with EHV voltage range option installed are same as standard Lx unit except where noted below Voltage Ranges L N High range 0 400 Vrms Maximum Current at Full Power Note Current maximum amps per phase available at on low voltage range 3000Lx and 4500Lx operate in constant power mode up to currents shown at reduced voltage See Figure 2 1 For 9000Lx 2 and 12000Lx 2 currents are 2 x 4500Lx and 6000Lx For 13500Lx 3 and 18000Lx 3 currents are 3 x 4500Lx and 6000Lx Model 3000Lx EHV 4500Lx EHV 6000Lx EHV Single Phase Mode 30 0 A 30 0 A 30 0 A Max RMS low Vrange Three Phase Mode 10 0 A 10 0 A 10 0 A Max RMS low Vrange per phase Current derates linearly from 50 of voltage range to 20 of specified current at 10 of voltage range Current in High voltage range is reduced by a factor of 2 For 9000Lx 2 EHV and 12000Lx 2 EHV currents are 2 x 4500Lx EHV and 6000Lx EHV For 13500Lx 3 EHV and 18000Lx 3 EHV currents are 3 x 4500Lx EHV and 6000Lx EHV Maximum Current at Full Scale Voltage 3000Lx EHV 4500Lx EHV 6000Lx EHV Single Phase Mode 15 0 A 22 5 30 0 Max RMS low Vrange Three Phase Mode 5 0A 7 5A 10 0A Max RMS low Vrange per phase 30 User Manual Lx Ls Series II 2
93. 6 1 of the Mil Std 704 standard For this test the Lx Ls Series AC source can be programmed to a steady state condition of 400 Hz and Vnominal of 115 Vrms or 230 Vrms True RMS Frequency Spectrum Voltmeter Counter Analyzer See Note 3 See Note 3 See Note 3 H Coupling Calibrated Resistive Load Lx Ls Series or AC Power b com 1 10 F Unit Under Test Source N 90M UUT See Note 2 CHASSIS AE Ground Plane Notes 1 Voltage measurements shall be made within 10 cm of UUT input power terminals 2 CAUTION Verify suitability of power supply NEUTRAL and GROUND connections Stimulation amp Monitoring 3 CAUTION Verify suitability of instrumentation inputs and or use appropriate attenuation Equipment 4 Stimulation and Monitoring Equipment are user defined This functional block shall provide appropriate inputs stimulations and See Note 4 monitor UUT outputs e g RPM signals data etc a CAUTION Verify suitability of variable frequency power source and coupling transformer for distortion spectrum testing Figure 11 8 Required SAC 106 Test Setup 157 User Manual Lx Ls Series II SAC 107 Tests Revisions B C D E F SAC107 Total Voltage DistortionRevBCDEF T SCS Condition 8 F 100 A 05 VTHD H3 2 75 H5 2 75 H7 1 97 H9 1 53 SAC 107 Tests Re
94. 6 KVA aM 12 KVA 15 KVA Three Phase Mode per 4 5 18 KVA EE 4KVA 5 KVA phase Maximum Current at Full Power Lx Series Note Current maximum amps per phase available at on low voltage range 3000Lx and 4500L x operate in constant power mode up to currents shown at reduced voltage See Figure 2 1 For 9000Lx 2 and 12000LX 2 currents are 2 x 4500Lx and 6000L x For 13500Lx 3 and 18000Lx 3 currents are x 4500Lx and 6000Lx Model 3000Lx 4500Lx 6000Lx Single Phase Mode 38 4 A 38 4 A 38 4 Max RMS low Vrange Three Phase Mode 12 8A 12 8A 12 8A Max RMS low Vrange per phase Current derates linearly from 50 of voltage range to 20 of specified current at 10 of voltage range Current in High voltage range is reduced by a factor of 2 For 9000Lx 2 and 12000LX 2 currents are 2 x 4500Lx and 6000Lx For 13500Lx 3 and 18000Lx 3 currents are 3 x 4500Lx and 6000Lx Maximum Current at Full Power Ls Series Note Current maximum amps per phase available at on low voltage range 3000Ls and 4500Ls operate in constant power mode up to currents shown at reduced voltage See Figure 2 1 For 9000Ls 2 12000L s 2 currents are 2 x 4500Ls and 600015 For 13500Ls 3 and 18000L 3 3 currents x 450015 and 600015 Model 3000Ls 4500Ls 6000Ls Single Phase Mode 44 4 A 44 4 A 44 4 A Max RMS low Vrange 16 User Manual Lx Ls Series II Output Parameter Specification Three Phase Mode 14 8A 14 8A 14
95. 60Hz only e 180V for 3 34msec e The Voltage gradually decays with time to 122 volt by the following equation V 121 7 0 583 t For 0 00334 lt t lt 1 947 147 User Manual Lx Ls Series II e Stay at 122V for 8 seconds before returning to 115V Note Prior to the test a voltage range change may take place if the power source is set for the low voltage range This will cause the EUT to loose power momentarily If this is not acceptable the power source must be left in high range at all times The lt key backspace will terminate the test at any time UNDER VOLTAGE This test will change the output voltage for the selected phase in the following sequence For 400Hz and VFREQ e OV for 7 seconds e 100V for 93 seconds For 60Hz only e OV for 2 seconds e 100V for 8 seconds The lt key backspace will terminate the test at any time OVER FREQUENCY This test will change the output frequency in the sequence shown in Table 10 4 before returning to the steady state frequency The lt key backspace will terminate the test at any time Revision D E F F 60Hz only FREQ Time FREQ Time FREQ TIME FREQ TIME Seq1 480Hz 5sec 480Hz 5sec 480Hz 5sec 61Hz 7sec Seq2 420Hz 5sec 420Hz 9sec 420Hz 5sec 60 5Hz 8sec After this sequence a 5 second delay will be inserted at the nominal test frequency The key Table 10 4 Abnormal Over Frequency backspace w
96. 800 Table 8 12 Abnormal Voltage Maximum This test will set the voltage and frequency to levels defined by Table 8 11 for 5 minutes The test will be repeated for Group1and A CF only as indicated in Table 1 10 for voltage and Table 8 12 for frequency All Groups will repeat the test using Table 1 10 for the voltage setting and Table 1 10 or Table 1 11for the frequency setting The lt key backspace will terminate the test at any time 136 User Manual Lx Ls Series II VOLT MIN This test will set the voltage and frequency to levels defined by Table 8 12 for 5 minutes The test will be repeated for Group1 only as indicated in Table 8 12 All Groups will repeat the test using Table 8 12 for the voltage setting and Table 8 11 for the frequency setting The lt key backspace will terminate the test at any time VOLT UNBALANCE This test applies only to RTCA2 standard Standard Group A CF A NF A WF Voltage offset 6 6 8 Frequency 400 360 650 360 800 Table 8 13 Abnormal Voltage Unbalance This test will change the output voltage for phase A and B to 134V and phase C to a voltage lower by a value specified by an offset Refer to Table 8 13 for the offset value and the Frequency The test will repeat with the same frequency and phase A and B volt is set to 97V and phase C set to a higher voltage specified by the offset The test will last 5 minutes The test will be repeated for a
97. 8A Max RMS low Vrange per phase Current derates linearly from 5096 of voltage range to 2096 of specified current at 1096 of voltage range Current in High voltage range is reduced by a factor of 2 For 9000Ls 2 and 12000Ls 2 currents are 2 x 4500Ls and 6000Ls For 13500Ls 3 and 18000Ls 3 currents are 450015 and 600015 Maximum Current at Full Scale Voltage Lx Series Model 3000Lx 4500Lx 6000Lx Single Phase Mode 20A 30A 38 4 A Max RMS low Vrange Three Phase Mode 6 67 A 10A 12 8A Max RMS low Vrange per phase Current Limit mode Programmable CC or CV mode Maximum Current at Full Scale Voltage Ls Series Model 3000Ls 4500Ls 6000Ls Single Phase Mode 22 2 33 3 44 4 Max RMS low Vrange Three Phase Mode 74 11 1 A 14 8 A Max RMS low Vrange per phase Repetitive Peak Current For 13500Lx Ls 3 and 18000Lx Ls 3 currents are 3 x 4500Lx Ls and 6000Lx Ls Frequency Supplemental Operation from 17 to 45 Hz is available at reduced output voltage Vout max 100 F 45 for F lt 45Hz See chart Figure 2 7 for Voltage Frequency rating Resolution 0 01 Hz lt 81 91 Hz 0 1 Hz gt 82 0 to 819 1 Hz 1 Hz gt 819 Hz Temp Coefficient 5 ppm of value C Stability 15 ppm of value i Programming resolution reduced if LKM LKS option is installed See paragraphs 2 6 5 and 2 7 5 Programming resolution of 0 5 Hz above 819 1 Hz may be used over the remote control bus with 0
98. AC mode 400 Hz nominal frequency 704F_TP_SVF Single phase AC mode variable nominal frequency 704F_TP_SXF Single phase AC mode 60 Hz nominal frequency 704F_TP_TAC Three phase AC mode 400 Hz nominal frequency 704F_TP_TVF Three phase AC mode variable nominal frequency Table 11 1 DO160 Test Groups 11 5 Available Tests 11 5 1 11 5 2 Available tests at the Group level are shown in this section For details on test levels and test times for various test conditions in each group refer to section 11 7 in this manual Normal Operation AC Mode Test Section Steady State Limits for Voltage and Frequency Includes Unbalance 102 Voltage Phase Difference 103 Voltage Modulation 104 Frequency Modulation 105 Total Voltage Distortion 107 Normal Voltage Transient 109 Normal Frequency Transient 110 Transfer Operation AC Mode Test Section Power Interrupt 201 150 User Manual 11 5 3 11 5 4 11 5 5 Lx Ls Series II Abnormal Operation AC Mode Test Section Abnormal Limits for Voltage and Frequency 301 Abnormal Voltage Transients 302 Abnormal Frequency Transients 303 Emergency Operation AC Mode Test Section Emergency Limits for Voltage and Frequency 401 Power Failure Operation AC Mode Test Section Power Failure Three Phase 601 One Phase and Two Phase Power Failures 602 Phase Reversal
99. E euer le ee EVER YER DAE OPUS EE UTER 219 User Manual Lx Ls Series II 1 Introduction This instruction manual P N 7004 980 contains information on the installation operation calibration and maintenance of the Lx Series Il and Ls Series Il AC power sources The Series 11 versions of the Lx and Ls Series are backward compatible with the Series models The User Manual for Series models is Cl P N 7004 960 and is available for download at www programmablepower com Series Il models are different from the original Lx Ls Series in the following areas e Standard USB interface has been added e Optional Ethernet LAN interface has been added Option LAN e The front panel graphic design has been enhanced for a more pleasing look e The Output D and E terminal block is no longer installed on the standard Lx and Ls units unless the auxiliary output option AX is installed This makes the standard output terminal block more easily accessible No other functional differences exist between the Series and Series II AC power sources The RS232C interface is still available in addition to the USB interface 1 1 General Description The Lx Series of AC Power Source is a family of high efficiency rack mountable AC Power Source Analyzer combinations that provide a precise output with low distortion and advanced measurements Standard output voltage ranges are 150 Vac and 300 Vac RMS The Lx Series can operate in either single or t
100. EE PHASE AC POWER OUTPUT ITPUT N Figure 3 5 18500Lx 2 13500Ls 3 18000Ls 3 or 18000Ls 3 Wiring diagram 3 Phase mode 50 User Manual 3 6 Connectors Rear Panel Lx Ls Series II A number of connectors are located along the top rear covers These connectors are ina recessed area to protect them from shipment damage A summary of available connectors is provided in the table below Connector Lx Series AC Input Function Connects To INPUT L1 AC Primary AC Power Input 208 230 VAC nominal Std L2 AC in 400 VAC nominal 400 option L3 AC in 480 VAC nominal 480 option CHASSIS GND Note For 3000Lx Ls operated from single phase AC input use L2 L3 AC Output Function Connects To OUTPUT 91 AC output User Load g2 0 External Sense Function Table Sense O1 G2 3 External Sense Table 3 7 COM Ls Series AC Input Function Connects To INPUT TB3 QA AC in Primary AC Power Input 208 230 VAC nominal Std B AC in 400 VAC nominal 400 option QC AC in 480 VAC nominal 480 option CHASSIS GND Note For 3000Lx Ls operated from single phase AC input use B OC AC Output Function Connects To OUTPUT TB1 OA AC output User Load C NEUT External Sense Function Table Sense A HI B External Sense Table 3 7 HI C HI NEUT Lx and Ls Series Remote Contr
101. EMENT screen is not a menus in that no user entries are required It displays read back data TRANSIENTS The TRANSIENTS menu allows output transients to be programmed REGISTERS The SETUP REGISTERS menu allows complete instrument settings and transient list programs to be saved to nonvolatile memory CONFIGURATION The CONFIGURATION menu allows changes to be made to configuration settings such as the IEEE 488 address RS232C or USB LAN internal baudrate LAN settings power on state and Master Auxiliary control mode OUTPUT CAL The OUTPUT CAL menu provides access to the LCD viewing angle and Calibration password entry If the correct calibration password is entered additional Calibration screens can be accessed MEAS CAL The MEAS CAL menu allows for calibration of the AC source measurement system APPLICATIONS The APPLICATIONS menu provides access to the optional firmware application programs that may be installed in the Lx Ls Series AC source 71 User Manual Lx Ls Series II OPTIONS The OPTIONS menu provides access optional functions that may be present on the Lx Ls unit ETIME TEMP The ETIME TEMP screen displays the Elapsed time Time the unit has been in operation in hours minutes and seconds It also displays the internal temperature of the unit in degrees Celsius LIMITS The LIMITS screen display the hardware configuration limits of the AC power source It is for
102. Front Panel CAUSE SOLUTION Input circuit breaker switched off Switch the breaker on No input power Ensure 3 phase power is present at AC input terminal block 400 Input Power Supply failure Have 400 input supply serviced 7 3 7 No Output But Front Panel controller is active CAUSE SOLUTION OUTPUT ON button is turned off Press OUTPUT ON so that ON LED is lit Current limit programmed down or to zero Program current limit higher Voltage programmed down or to zero Turn amplitude control up User Manual Lx Ls Series II 7 4 Isolating amplifier failures in multi box systems A self test can be performed over the bus by sending the TST query command The self test will run until the first error is encountered and terminate The response to the query will either be the first error encountered or 0 is no error was found Selftest passed On multi box model configurations such as 9000Lx 2 or 18000Ls 3 it is possible to isolate certain failures to a particular chassis This can be done using the TST Self test error codes Note The self test should always be run in 3 phase mode on all Lx models and Ls models with the MODE option If the self test is run in single phase mode not all aspects of the Phase 2 B and 3 C hardware will be tested as a result If the power source is a Ls 1 single phase only configuration the self test can only be run in single phase mode To execu
103. Hz Vnom 115V 50 msec Vlow 108V 50 msec Vhigh 118V 50 msec Vnom 115V 30 msec Vlow 108V 30 msec Vhigh 118V 30 msec Vnom 115V 10 msec Vlow 108V 10 msec Vhigh 118V 10 msec J Vnom 115V 3 x 50 msec 0 5 sec apart Vnom 115V 50 msec 160Vrms 30 msec tr 40 msec Vnom 115V 50 msec 70Vrms 30 msec tr 40 msec 192 User Manual Lx Ls Series II TVF 301 Tests Revision F _TVF301__ Abnormal SS Limits VoltandFreqRevF Condition s ____ LowVotage 0 J B JjVowitoV Flw360Hz 1 1 1 1 0 1 1 180 D p E la C HighVotage 1 1 0 E Vlow 100V Fhigh 800 Hz 1800 TVF 302 Tests Revision F TVF302 Abnormal Voltage Transients Rev F sd Condition Duration s p Run at 400 Repeat at 360 600 and 800 Hz Over Voltage A 140Vrms 180 msec tf 0 5 cyc tr 0 5 cyc 52 B 140Vrms 180 msec tf lt 0 5 tr 87 ms 135 then 135Vrms ramp down tr 253 msec 130Vrms ramp down tr 6 41 sec hen 125Vrms ramp down tr gt 10 sec then 115Vrms 160Vrms 78 msec tf lt 0 5 tr lt 0 5 54 D 160Vrms 78 msec tf lt 0 5 tr 31 ms 135 pee 150Vrms ramp down tr 71 msec hen 140Vrms ramp down tr 87 sec 135Vrms ramp down tr gt 253 sec hen 130Vrms ramp down tr 6 41 sec 125Vrms ramp down tr gt 10 sec hen 115Vrms E 180Vrms 50 msec tf lt
104. Hz 1800 B 400 Hz 1800 C Vnom 600 Hz 1800 D Vlow 800 Hz 1800 Balanced Low Voltage E 108V 360 Hz 1800 F 108V 400 Hz 1800 G 108V 440 Hz 300 H 108V 480 Hz 300 108V 520 Hz 300 J 108V 560 Hz 300 K 108V 600 Hz 1800 L 108V 520 Hz 300 M 108V 540 Hz 300 N 108V 560 Hz 300 108V 570 Hz 300 P 108V 580 Hz 300 Q 108V 600 Hz 1800 R 108V 640 Hz 300 S 108V 680 Hz 300 T 108V 720 Hz 300 U 108V 760 Hz 300 V 108V 800 Hz 1800 Balanced High Voltage 118V 360 Hz 1800 X 118V 400 Hz 1800 Y 118V 440 Hz 300 Z 118V 480 Hz 300 AA 118V 520 Hz 300 BB 118 560 Hz 300 CC 118 600 Hz 1800 DD 118V 520 Hz 300 EE 118 540 Hz 300 FF 118 560 Hz 300 GG 118 570 Hz 300 HH 118 580 Hz 300 II 118V 600 Hz 1800 JJ 118V 640 Hz 300 KK 118V 680 Hz 300 LL 118V 720 Hz 300 MM 118V 760 Hz 300 NN 118V 800 Hz 1800 181 User Manual Lx Ls Series II SVF 103 Tests Voltage Phase Difference tests do not apply for single phase EUT s SVF 104 Tests Revision F SVF104 Voltage Modulation Rev F Condition 0 ration s aaa _ Runat400 Repeat at 360 600 800 Hz B jvmoE 17HzV 0375Vms 1800 D JjVmodF 25Hz V 25Vms 1800 SVF 105 Tests Revision F SVF105 Frequency Modulation Rev F Condtion Duration s Runat400 Repeatat362 600and7988Hz Run at 400 Repeat at 362 600 and 798 Hz B jFmodF 5Hz se FmodAmp 4Hz 2Hz
105. Hz V O05Vpp 1 1 1 1 O 1800 D Jj VmodF 25Hz V 35Vpp 1 1 1 1 1 1 11 1800 168 User Manual Lx Ls Series II TAC 105 Tests Revision E F TAC105 Frequency Modulation Rev E F Condition Duration s A Fmod F 1 Hz sec Fmod Amp 4 Hz 2 Hz 1800 A B FmodF 5Hz se FmodAmp 4Hzt2Hz 1800 Fmod F 10 Hz sec Fmod Amp 4 Hz 2 Hz D FmodF 25Hz see FmodAmp 4Hzt2Hz 1800 TAC 105 Tests Revision B C D TACiO5 FrequencyModulation Rev B C D Condition A AJ 9 Duration Fmod F 1 Hz sec Fmod Amp 5 Hz B 5 Hz sec Fmod Amp 1 75 1800 Fmod F 10 Hz sec Fmod Amp 1 20 Hz D JFmodF 25Hz seeFmodAmp 30 85Hz j 1800 Fmod F 100 Hz sec Fmod Amp 40 58 Hz TAC 105 Tests Revision A TAC105 Frequency Modulation Rev A Condition J s Fmod F 1 Hz sec Fmod Amp 4 Hz 1800 B FmodF 5 Hz sec Fmod Amp 4 Hz 1800 Fmod F 10 Hz sec Fmod Amp 4 Hz 1800 D EmodF 25 Hz sec Fmod Amp 4 Hz 1800 169 User Manual Lx Ls Series II TAC 106 Tests Voltage distortion spectrum test require the use of additional external equipment In particular a high bandwidth 100Khz AC source a high frequency coupling transformer and coupling network as shown in figure TAC106 1 of the Mil Std 704 standard For this test the Lx Ls Se
106. If the clock source is internal this parameter has no effect FUNC Selects the waveform for the selected phase Available choices are SINE SQUARE and CLIPPED or any user defined waveform that was downloaded to the AC source waveform memory using the IEEE 488 LAN RS232C or USB interface CLIP LEVEL Sets the clip level for the CLIPPED sine wave in percent VTHD The range is 0 to 20 CURR Sets the current limit value for the current detection system When the load current value exceeds the set current limit a fault condition is generated The actual response of the AC Source to a current limit fault is determined by the protection mode selected in the OL MODE field CC Constant Current CV Constant Voltage OL MODE Sets the current limit over load mode The actual response of the AC Source to a current limit fault is determined by this setting Available settings are CC for Constant Current mode or CV for Constant Voltage mode In CV mode the AC source output will trip off and 75 User Manual Lx Ls Series II ENTRY DESCRIPTION stay off until re engaged In CC mode the voltage will be reduced to maintain the set current level 4 2 5 CONTROL Menus Figure 4 5 CONTROL Menus The CONTROL menu is shown in Figure 4 5 and can be reached by selecting the Menu key selecting the CONTROL entry using the DOWN cursor key and then pressing the Enter key The CONTROL men
107. In all other menu s the shuttles may be used to change parameter values and settings Up down arrow keys A set of up and down arrow keys is used to move the cursor position in all menus This allows quick selection of the desired function or parameter Function keys Set key will show output voltage and frequency setting Meas key displays the measurement screens Measure key will display measurement values for selected phase or phase A if all three phases are selected Menu key selects main menu Enter key is used to confirm selections Back key is used to back up to previous screen Output on off key for output relay control Phase key toggles between phase A B C or all phases selection Displays LCD graphics display Large high contrast backlit LCD display An adjustable viewing angle makes it easy to read from all practical locations Status indicators Large and bright status indicators inform the user of important power source conditions The Remote lamp informs the user that the unit is under remote control The Overload lamp indicates that excessive current is being drawn at the output The Over temperature lamp illuminates when internal heat sink temperatures are too high The Hi Range indicator is lit any time the unit is switched to the high voltage range The Output On Off indicator is on when the power source output relays are closed The Phase A B and C indicators are lit when the relevant phase is selected with
108. Line VA 3000Lx Ls 5900 VA 4100 W total 4500Lx Ls 8900 VA 5900 W x2 for 9000Lx 2 x3 for 13500Lx 3 6000Lx Ls 11900 VA 7900 W x2 for 12000Lx 2 x3 for 18000Lx 3 Line Current 3000Lx Ls Std 19 Arms 187 VLL 3 phase AC input per phase 32 Arms 187 VLN single phase AC input Connect between L2 L3 on 3000Lx or TB3 B C on 3000Ls 400 10 Arms 360 VLL 3 phase AC input 4500Lx Ls Std 31 Arms 187 VLL 400 16 Arms 360 VLL 480 13 Arms 456 VLL 6000Lx Ls Std 38 Arms 208 VLL Currents shown are for single chassis models For multi chassis configurations currents are per chassis Note that operation below 208V L L AC input is available with the following derating considerations 1 If operating at less than a 5000 VA output power there will be no affect on the output 2 If operating in 3 phase mode with a full scale output voltage and a frequency less than three times the line frequency the voltage distortion may exceed specification between 5500 and 6000 VA output 3 If operating in 1 phase mode above 5000 VA above 85 of full scale output voltage and an output frequency less than three times the line frequency the voltage distortion may exceed specification and the output may fault with a crest factor load more than 2 In most applications these conditions are not likely to exits At AC input voltages of 208 V or higher the 6000Lx Ls meets specifications under all conditions
109. Ls Series II 15 Option B787 Boeing 787B3 0147 Test Software Use of this option requires the following e LxorLs Series AC power source with firmware revision 1 4 or higher e B787 option Options installed are listed on unit s serial tag e Windows XP 2000 PC with RS232C or National Instruments GPIB controller interface AMETEK recommends the use of the GPIB interface for best performance e LxGui Windows software revision 1 15 or higher Provided CI P N 496 CD ROM or available for download from AMETEK Programmable Power website e Additional equipment will be required in order to meet all B787 directive test requirements Refer to the Avionics Software user manual CI P N 4994 971 for operating instructions for all GUI based test options This manual is distributed in PFD format on the same CD as this user manual P N CIC496 213 User Manual Lx Ls Series II 16 Error Messages Any errors that occur during operation from either the front panel or the remote control interface will result in error messages Error messages are displayed on the LCD display They are also stored in the error message queue from which they can be queried using the SYST ERR Query The error queue has a finite depth If more error messages are generated than can be held in the queue a queue overflow message will be put in the last queue location To empty the queue use the error query until the No Error result is received
110. Lx Ls Series Il AC Power Source User Manual AMETEK PROGRAMMABLE POWER Contact Information Telephone 800 733 5427 toll free in North America 858 450 0085 direct Fax 858 458 0267 Email Domestic Sales domorders sd ametek com International Sales intlorders sd ametek com Customer Service service ppd ametek com March 2011 Document No 7004 980 Rev N About AMETEK AMETEK Programmable Power Inc a Division of AMETEK Inc is a global leader in the design and manufacture of precision programmable power supplies for R amp D test and measurement process control power bus simulation and power conditioning applications across diverse industrial segments From bench top supplies to rack mounted industrial power subsystems AMETEK Programmable Power is the proud manufacturer of Elgar Sorensen California Instruments and Power Ten brand power supplies AMETEK Inc is a leading global manufacturer of electronic instruments and electromechanical devices with annualized sales of 2 5 billion The Company has over 11 000 colleagues working at more than 80 manufacturing facilities and more than 80 sales and service centers in the United States and around the world Trademarks AMETEK is a registered trademark of AMETEK Inc Other trademarks registered trademarks and product names are the property of their respective owners and are used herein for identification purposes only Notice of Copyright AC Power Source User Man
111. Lx Ls units with LKS option see note below POWER This value is the real power MEASUREMENTS 2 VA POWER This value is the apparent power PEAK CURRENT This is the instantaneous peak current POWER FACTOR This readout shows the power factor of the load CREST FACTOR This readout displays the ratio between peak current and rms current MEASUREMENTS 3 VOLT THD This readout displays the total voltage distortion for the selected phase The distortion calculation is based on the H2 through H50 with the RMS voltage in the denominator Note that some definitions 79 User Manual Lx Ls Series II ENTRY DESCRIPTION of THD use the fundamental component H1 of the voltage as the denominator Lx Ls units with firmware revision 0 88 or higher can be programmed to use the fundamental component as the denominator This mode can only be programmed over the bus by sending the MEAS THD MODE FUND command At power up or after a reset command the mode will revert back to RMS CURR THD This readout displays the total current distortion for the selected phase The distortion calculation is based on the H2 through H50 with the RMS current in the denominator Note that some definitions of THD use the fundamental component H1 of the current as the denominator Lx Ls units with firmware revision 0 88 or higher can be programmed to use the fundamental component as the denominator This mode can only be prog
112. Output Sequence This output can be accomplished using the following transient list Step Volt VSlew Frequency FSlew Dwell data point 0 70 00 MAX 360 0 MAX 0 100 1 110 00 100 0 440 0 MAX 0 900 2 130 00 MAX 240 0 800 00 0 250 3 90 00 53 3 240 0 MAX 0 750 4 90 00 MAX 460 0 MAX 1 000 5 110 00 MAX 400 0 MAX 0 800 6 88 00 MAX 400 0 MAX 0 200 7 110 00 MAX 400 0 MAX 1 000 Table 4 2 Sample Transient List 4 7 7 Waveforms Function List The FUNCTION field available in each transient list event setup menu may be used to dynamically switch waveforms during transient execution This allows different waveforms to be used during transient execution Waveforms may be switched without the output of the source being turned off For three phase configurations each phase has its own waveform list so different waveforms may be programmed on different phases during transient execution Figure 4 13 illustrates the concept of using different waveforms at different steps in a transient list In this case the change was programmed to occur at the zero crossing Any phase angle can be used to start the transient execution however To keep the phase angle synchronization the dwell times have to be set to an integer number of periods Over long periods of time phase 101 User Manual Lx Ls Series II synchronization may get lost due to timing skew between the waveform generator and the transient state machine Fig
113. Power source are as follows Output Voltage 115V L N or 230V L N Output Frequency 360 Hz to 800 Hz for all revisions 60 Hz for revision F only Note A setting outside these nominal values will disable the test and will prevent access to the 704 Menu screens or execution of any test step To execute all tests for the 230V L N the power source must be capable of programming 360V RMS This requires the EHV option output range pair 200 400V If this option is not installed some tests will be skipped 10 3 Test Revision The MIL STD 704 option is capable of performing all sub sections of MIL STD 704 revision D E or F A selection is made available to specify the revision of standard to be applied to the EUT The MIL704 option defaults to Revision E 140 User Manual 10 4 Tests Performed 10 4 1 10 4 2 10 4 3 STEADY STATE AC Source Steady State Voltage and Frequency test Waveform Distortion test Voltage Modulation test Voltage Unbalance test Phase Unbalance test Frequency Modulation test Voltage Modulation test Transient Voltage low and high test Transient Frequency low and high test EMERGENCY STATE Emergency Voltage minimum and maximum test Emergency Frequency minimum and maximum test ABNORMAL STATE Abnormal Voltage under Abnormal Voltage over Abnormal Frequency under Abnormal Frequency under Lx Ls Series II 141 User Manual Lx Ls Series II 10 5 Front Panel Operation MIL704 1
114. S une dined die edere dea 34 40 F factory default power on setting 103 Fault Indicator 53 Finish Paints ate hel Ge eee eae ates 25 Frequency Range 17 18 front panels dee tette terrenus 63 616 ise serere tetuer tav Dee tera read vd 65 67 Function Strobe 27 53 Functional Test 57 G GPIB heheh 62 Hold Up Time esee 14 1 Bibi a am 53 initialization changing uu u zu Q SSD 103 Input o 45 Inrush GUEN eosina 14 instalation i uu u ua apas 42 Introduction hni i iii 10 Isolation Voltage 14 K Keys eee C EET 67 220 User Manual KM OD un m ent ee bedient 66 L aden HU 23 baudrate setting 85 MAG Address 56 Setting S 86 Setup 62 LCD viewing angle u u 88 LCD display u ua a isu ss 69 p 117 LED indicators iirin tiii 117 Lirie C rTenE 13 Line 14 EA d 13 list transient
115. S E Du etant cn ee hg evene nen tices 36 Power Facto etre p Ree 14 power on screens 70 power on setting 84 Programming manual 12 pulse transiente seri uoa 99 R Regulation AE A ent 77 Relay E T 27 remote control 65 Remote Inhibit 52 104 Remote Shutdown 52 53 replacement parts 121 PPY PEE 28 37 53 62 77 RS232 nukata intent eiat 62 RSA A P A E E EEA T 23 S self test aeree 70 SONS E 117 WINING ice teet rine 46 SOL Key aie asnu ei dd 67 SE TMOG ysis uiri a e teretes 66 setting baud rate aule uapa as hunaq 85 GPIB 85 SHOCK cS 26 Short Circuit CUCM ee t era Ree etie ied 23 shuttle t preterm 66 SET mIOG 66 Shuttle IMMEDIATE mode 66 STATUS e E td ghaazi 65 step transient u u u 98 T temperature OVOT 12 25 E 65 Temperature operating storage 25 221 User Manual Three 105 top co
116. S Limits Volt and Freq Rev C E F Condition Duration s ____ Nominal Voltage i e B Vnom115V Fhign420Hz 1800 s C O D O E C E ____ J MHihVotgge 1 0 1 TAC 301 Tests Revisions B D TAC30 _ Abnormal SS Limits Volt and Freq RevB D e Condition Duration s ____ Nominal Voltage 1 0 1 0 B Vnom115V Fhign425Hz 1800 ___ LowVoltage 1 1 1 D JjVowiO0V Flow375Hz 180 i aes High Voltage Vhigh 125V Fhigh 425 Hz 1800 TAC 301 Tests Revisions TAC301 Abnormal SS Limits Volt and Freq Rev A Nominal Voltage Condition of Bu ration 5 lao Nomina Voltage j y A Vnom 115V Flow 370 Hz 1800 Low Voltage C C Vlow 102V Fnom 400 Hz 1800 E L L IC LlVl HighVoltage gt 1 S F G A B HE __ C D 102V Flow 370 Hz 1800 p l F G Vnom 115V Fhigh 430 Hz 1800 175 User Manual Lx Ls Series II TAC 302 Tests Revisions B C D E F TAC302 _ Abnormal Voltage Transients Rev B C D EF Condition ration 8 1 A 140Vrms 180 msec tf 1 25 ms tr 1 25 ms 140Vrms 180 msec tf 1 25 ms tr 87 ms 135 then 135Vrms ramp down tr 253 msec then 130Vrms ramp down tr 6 41 sec then 125Vrms ramp down tr gt 10 sec then 115Vrms 16
117. Sense Gonneclot edere ere Ei reda 54 HS2326 GOD TieGlOr oer scie EU ERE RR ERICH CREBRO REOS 54 USB Gonnector ul e rede lade tated fed Ege rente ce Ebrei e s 55 SBJA5 LEAN Connector pin OE co rl ice orte ti eel Go Ae uA deae rede cs 56 Fulliboad Resistance Dx Series u eto epo PR CRIAM Pa P ix 58 Load Resistance Es Ser les erinnere coe Ce ER MEE RR die Ln 58 Men v Sample Transient List Factory Default Power on Settings u 103 Remote Inhibit operating modes U U u nnne nnne nnne nnns 104 Calibration Load Values Single chassis configurations 108 Calibration Load Values Multi chassis configurations 108 Output Calibration Coefficients Factory Defaults 110 Output Calibration Coefficients Factory Defaults enne 113 Amplifier balance adjustments 1 UU uuu 114 Basic SYMPlOMS ii ai teet i eee id eese a S LL ee 117 Replaceable Parts and Assemblies u 123 Normal Voltage and Frequency minimum eene mener ener 127 Normal Voltage and Frequency Maximum eene menm nnne nnns 127 Normal Voltage Unbalare tt cp ert ertet do ves ceci ra e exe red tae a 128 Airbus mode v
118. The Options menu provides access to available optional features Note that there may be no options installed in which case this screen will still be shown but has no function The option settings are protected and cannot be changed by the user These screens are provided for information purposes only ENTRY DESCRIPTION LANGUAGE Standard SCPI command language Ls Model may be equipped with the APE Abbreviated Plain English and ABLE Atleas 89 User Manual Lx Ls Series II ENTRY ADVANCE MODE CLOCK LOC DESCRIPTION ON N A ON N A N A MAST AUX Based Language Extensions language options for backward compatibility with California Instrument s L Series AC power source or Elgar PIP9023 controllers If installed the language mode can be selected over the bus or from the CONFIGURATION screen see section 4 2 9 Standard on all Lx Series models This feature is optional on Ls Series models If installed this field will display ON If not N A is shown instead Standard on all Lx Series models Allows the output to be switched between single and three phase modes of operation This feature is optional on Ls Series models If installed this field will display ON If not N A is shown instead Clock and lock is an option If no LKM option is installed this field will show N A LKM Option installed The unit can be used as a Clock and Lock system master or stand
119. This procedure requires a load to be applied to the power source See section To adjust amplifier load balance proceed as follows T Connect a 10 milliohm current shunt to the Neutral or Common output terminal of the power source Connect the AC DVM to the shunt monitor terminals Apply one terminal of the load to the other side of the current shunt Connect the other terminal of the load to the Phase A output terminal Program the power source to the 1 phase mode 60 Hz and 100 Volts RMS on the low voltage range Apply a load value that represents 80 of the maximum current allowed Close the output relay Check the voltage at TP2 of the Master power source Record this value Check the voltages at TP3 and TP4 of each power source in the system Verify the voltage at each test point is within 0 02 vrms of the TP2 of the Master power source If the voltage is not within this tolerance adjust the Amplifier Regulation adjustment R1 on the corresponding amplifier Refer to the table below for the correct adjustment Check the Load Balance at 400 Hz and the highest frequency allowed Make sure the voltage at the test points do not differ by more than 0 2 volts rms Test Point on Current Limit Board ADJUSTMENT R1 on Amplifier TP2 of Aux Source Phase A A1 TP3 of Aux Source Phase B A2 TP4 of Aux Source Phase C A3 115 User Manual Lx Ls Series II 6 8 1 Load Resistance for Multi Box Models The
120. User Manual Lx Ls Series II Current self test error No 1 A amplifier in Contact AMETEK service department output 1 Aux Source has no at service programmablepower com output during Self test aS Current self test error No 2 B amplifier in Contact AMETEK service department output 2 Aux Source has no at service programmablepower com output during Self test Current self test error No 3 C amplifier in Contact AMETEK service department output 3 Aux Source has no at service programmablepower com output during Self test 216 RS 232 receiver Communication Check RS232 port settings and cable framing error failure 217 RS 232 receiver parity Communication Check RS232 port settings and cable error failure 218 RS 232 receiver Communication Check RS232 port settings and cable overrun error failure 402 CAL password is Calibration password Re enter correct password incorrect does not equal high voltage range value 403 CAL not enabled No password entered Enter correct CAL password for calibration Systems in mode list Transient lists have Check list settings and correct to same have different list unequal lengths no of data points lengths Requested voltage and Wave shape selected Reduce RMS or crest factor of wave waveform exceeds peak and RMS voltage voltage capability combine to exceed peak voltage capability Requested voltage and The selected wave The v
121. Vms 140msec i 125 ms tr i25ms K JJ 70Vms 95msect 125ms tr 85ms 52 58Vrms 48 msec tf 1 25 ms tr 1 25 ms 58Vrms 30 msec tf 1 25 ms tr 40 ms 58Vrms 3 x 25 msec 0 5 apart tf 1 25 ms tr 1 25 ms Combined Transient 2 58Vrms 25 msec tf lt 1 25 ms tr lt 1 25 ms sd jc ayo PO PO Po N N 160Vrms 25 msec tf lt 1 25 ms tr 50 ms Repetitive Transient P Repeats every 500 msec 159 User Manual Lx Ls Series II SAC 110 Tests Revisions B C D E F _SAC110__ Normal Frequency Transients Rev B C D EF e Condition ration s A C 25 Hz 1 sec tr 100 msec tf 10 msec eel zz t F B 8 O C O 6 100 a 20 Hz 4 sec tr 10 msec tf 20 msec 10 Hz 5 sec tr 20 msec tf 40 msec lal _ l E 380Hz 5sec tr 80msectf 80msec 1 1 1 80 G 1375Hz 1 sec tr 100 msec tf 100 msec 6 H 375 Hz 1 sec tr 100 msec tf 10 msec 100 DEBE Hz 4 sec tr 10 msec tf 20 msec 390 Hz 5 sec tr 20 msec tf 40 msec ej Combined 375 Hz 1 sec tr 100 msec tf 100 msec 425 Hz 1 sec tr 100 msec tf 100 msec SAC 110 Tests Revisions A _SAC110__ Normal Frequency Transients Rev A Condition Brattion s Po ver Frequency B 0 5 cycle tr
122. acy Standard standard specifications apply With HF option lt 2 1 kHz Note Specification valid under equal load conditions 2 6 6 EXS Option Lx Series Supplemental Specifications The EXS External Sync option allows the output frequency of the AC source to be synchronized to an external TTL level clock signal Note that some implementation changes were made starting with firmware revision 1 50 as indicated below The following supplemental specifications apply when the Lx is configured with the external sync option EXS Parameter Supplemental Specification Input Voltage Input TTL Level square wave Impedance 10 KOhm Frequency Range Same as internal clock mode See configuration limits Max Sync Input Slew Rate Units with firmware revision less than 1 5 lt 80 Hz sec Units with firmware revision 1 5 or higher lt 250 Hz sec Max Sync Step Units with firmware revision less than 1 5 lt 20 Hz Units with firmware revision 1 5 or higher lt 200 Hz Errors Error 804 External Sync Error Following conditions will result in Error 804 1 Loss of sync input signal 2 Sudden changes in sync input frequency see max sync step 3 Fast changes in sync input frequency see max sync slew rate Response time to detect sync fault is 400 msec If a sync error occurs the output relay will be opened Units with firmware revision less than 1 5 will remain i
123. ady State Voltage and Frequency RevB Condition ration s ____ ZJO MNomiVotagge B 115 Flow 395 Hz Nominal 1800 po LowVoltage gt 4 D JjVew 108V Fnom 400Hz Low 0 1 1 1 1 O 180 ____ igh Voltage 1 0 1 1 Vhigh 118V Fhigh 405 Hz High 1800 SAC 102 Tests Revision A _SAC102_ Steady State Voltage Frequency Rev A Condition ration s po Nominal Voltage 1 J Vlow 108V Flow 380 Hz Low 1800 Vlow 108V Fhigh 420 Hz Low 1800 E B F D 108 Fnom 400 Hz Low 1800 155 User Manual Lx Ls Series II SAC102 Steady State Voltage and Frequency Rev A sd Condtion Du ration s F ____ QJ HighVotge 1 Vhigh 118V Fhigh 420 Hz High O 1800 SAC 103 Tests Voltage Phase Difference tests do not apply for single phase EUT s SAC 104 Tests Revisions B C D E F SACi04 Voltage Modulation RvB F j Condition 3 8 B JjVmodF 17Hz V 0 375 Vrms S 180 D Jj VmodF 25Hz V 25Vms O 180 Vmod F 200 Hz V 0 375 Vrms SAC 104 Tests Revisions A _SAC104_ VoltageModulationRevA j Condition Durations B j VmedF 17Hz V O05Vpp 1 1 1 1 180
124. age versus Current Rating Charts Ls Series 14 8 A 1007e 7 Current 135 V Range RMS 80 60 __ 40 m 20 E 13 5 67 5 135 Voltage RMS Figure 2 4 3000Ls Voltage Current Rating Chart for 135V AC Range in 3 phase mode 14 8 A 100 Current 135 V Range RMS 80 6095 gt 40 Power 2096 EE 13 5 67 5 100 135 Voltage RMS Figure 2 5 4500Ls Voltage Current Rating Chart for 135V AC Range in 3 phase mode 20 User Manual Lx Ls Series II 14 8 A 100 Current 135 V Range RMS 80 60 40 fo 20 m 13 5 67 5 135 b Voltage RMS Figure 2 6 6000Ls Voltage Current Rating Chart for 135V AC Range in 3 phase mode 2 1 2 3 Frequency versus Voltage Rating Chart Vout max in 9e FS 100 50 3896 2 7 17 2 45 Hz Max Frequency p Figure 2 7 Voltage Frequency Rating 21 User Manual Lx Ls Series II 2 1 3 AC Measurements Measurement specifications apply to single chassis Lx Ls Series AC source in single or three phase mode See notes for other models and configurations 1 Phase Mode 3 Phase Mode Frequency 45 00 1000 0 Hz 0 1 1 digit 0 01 Hz to 81 91 Hz 0 1 Hz to 819 1 Hz 1 Hz gt 819 1 Hz Phase 45 00 100 0 Hz 0 5 0 1 100 0 1000 Hz 2 RMS Voltage 0 400 Volts 0 05 0 25V 0 01 Volt RMS Current 0
125. ain at 115 volts The lt key backspace will terminate the test at any time 127 User Manual Lx Ls Series II VOLT UNBALANCE Standard Group RTCA A CF A NF A WF Voltage offset 6 6 6 8 Frequency 400 390 410 360 650 360 800 Standard Group Group1 Group2 Group3 Voltage offset 6 6 9 Frequency 400 360 650 360 800 Table 8 3 Normal Voltage Unbalance This test will change the output voltage for phase A and B to 122V and phase C to a voltage lower by a value specified by an offset Refer to Table 8 3 for the offset value and the Frequency The test will repeat with the same frequency and phase A and B volt is set to 100V and phase C set to a higher voltage specified by the offset value The test will last 30 minutes The test will be repeated for a second Frequency if applicable The test can be terminated at any time The lt key will terminate the test at any time WAVEFORM DISTORTION This test will generate a 5 THD voltage distortion on the output voltage waveform at the nominal voltage set 115 V or 230 V A clipped sine wave generates the required distortion The test will last for 30 minutes The key backspace will terminate the test at any time VOLTAGE MODULATION This test requires a numeric value entry equal to the modulation rate in Hz This entry value must be between 1 Hz and 200 Hz The amplitude modulation is calculated based on the modulation rate as defined in Fi
126. al surfaces Front panel color medium gray Cooling Fan cooled with air intake on the sides and exhaust to the rear Variable speed fan control Acoustic Noise Measured at 1 m distance Seon Fan speed Low power mode Full power mode Front of unit 47 dBA 50 dBA Rear of unit 62 dBA 67 dBA Internal Construction Modular sub assemblies Rear Panel See section 3 for description of connections Connections e AC input wiring AC output wiring External sense terminal block Remote voltage sense System interface 2x GPIB std Lx option on Ls USB LAN option and RS232C Trigger In and Out SMA s Master Lx chassis only 2 3 Environmental Operating Temp 0 to 35 C full power 0 to 450 C reduced power 32 to 95 F full power 32 to 122 F reduced power Storage Temp 40 to 85 C 40 to 185 F Altitude lt 2000 meters lt 6000 feet 25 User Manual Lx Ls Series II Parameter Specification Relative Humidity 0 95 96 RAH non condensing maximum for temperatures up to 31 C decreasing linearly to 50 at 40 C Indoor Use Only Vibration Designed to meet NSTA project 1A transportation levels Shock Designed to meet NSTA project 1A transportation levels 2 4 Front Panel Controls Controls Shuttle knobs Voltage and Frequency shuttle knobs may be used to adjust voltage and frequency for selected phase or all three phases while in the SET menu
127. along the bottom of the LCD display and the UP DOWN cursors keys Several menus have more than two entries Since the LCD display only has two display lines additional entries may not be visible and can be reached only by scrolling up or down using the UP DOWN cursor keys The following menu keys are available KEY Set Meas Menu Enter Back Set Menu Enter Back Figure 4 2 Menu Keys DESCRIPTION The Set key selects the output setting screen While this screen is displayed the voltage and frequency shuttle knobs can be used to change voltage and frequency for the selected phase s Additional output settings such as current limit can be reached by using the down Y cursor key For tests implemented in firmware such as the 160 and 704 options the SET key can be used to skip to the next test in a test sequence The Meas key selects the measurement screen for the selected phase If all three phases are selected the measurement data for phase A will be displayed There are no user changeable fields in the measurement screen The voltage and frequency shuttles are active while the measurement screen is displayed Additional measurement data can be displayed by using the up A and down Y cursor keys The top level menu is accessed by pressing the Menu key Refer to section 4 2 for details on available menus The Enter key is used to confirm selections made in menu s or to active settings made in SET mode The
128. amp up tr 71 msec 185 User Manual Lx Ls Series II SVF302 Abnormal Voltage Transients Rev F sd Condition Du ration s then 85Vrms ramp up tr 87 msec then 90Vrms ramp up tr 253 msec then 95Vrms ramp up tr 6 41 sec then 100Vrms ramp up tr gt 10 sec then 115Vrms 5 45Vrms 3 x 20 msec 0 5 sec apart tf lt 0 5 tr lt 0 5 58 Combined Transient N E 45Vrms 20 msec tf lt 1 25 ms tr lt 1 25 ms 180Vrms 50 msec tf 0 5 cyc tr 11 ms then 170Vrms ramp down tr 17 msec then 160Vrms ramp down tr 31 msec then 150Vrms ramp down tr 71 msec then 140Vrms ramp down tr 87 sec then 135Vrms ramp down tr gt 253 sec then 130Vrms ramp down tr 6 41 sec then 125Vrms ramp down tr gt 10 sec then 115Vrms SVF 303 Tests Revision F SVF303 jAbnormalFrequencyTransient RevF Condition A A Duration per Frequency o j 360 Hz 800 Hz ts 0 88 sec dur 0 5 cyctf 0 88sec 60 Hz 800 Hz ts 0 48 sec dur 0 5 cyc tf 0 48 sec 3 360 Hz 800 Hz ts 0 48 sec dur 1 sec tf 0 48 sec CC 600 Hz 360 Hz ts 0 48 sec dur 0 5 cyc tf 0 48 sec 600 Hz 800 Hz ts 0 40 sec dur 0 5 cyc tf 0 40 sec ae D pc Under Frequency 186 User Manual Lx Ls Series II SVF 401 Tests Revision F SVF401 Emergency SS Limits Volt and Freq Rev F M oe ees
129. and Auxiliary chassis equal N CAUTION Capacitors in the power source may hold a hazardous electrical charge even if the power source has been disconnected from the mains supply Allow capacitors to discharge to a safe voltage before touching exposed pins of mains supply connectors Power modules need at least 10 Minutes to discharge to safe levels before they can be removed 3 5 Output Connections 3 5 1 Output Wiring The output terminal blocks for each unit are located at the rear of the unit Three phase output connections are made to the terminal block labeled OUTPUT For a 9000Lx 2 or 9000Ls 2two box system the output terminals from both the master 4500Lx or 4500Ls and Auxiliary 4500Lx or 4500Ls must be connected together See Figure 3 3 On Lx Series the phase outputs are labeled 21 22 93 and COM Same labeling as Hewlett Packard Agilent HP6834 and California Instruments iL Series The common neutral connection if needed can be made on the same terminal block labeled COM If the power source is operated in single phase mode all power is available from the 1 output connection The neutral connection COM is always required for single phase output mode on a 9000Lx 2 and may be used if needed for the EUT for all three phase output modes On Ls Series the phase outputs are labeled A B aC and NEUT Same labeling as California Instruments L Series The neutral connection if needed can be made on the same terminal bloc
130. ases output frequency to 5000 Hz single chassis configurations or 2000 Hz multi chassis models LF Low frequency option Limits maximum output frequency to 500 Hz MODE Adds single phase and three phase mode switching capability to 3 LS models Not available on 1 models Firmware Options 160 RTCA DO 160D test firmware Includes RCTA DO160D section 16 Change 2 and EURO CAE 14D AC tests only Mil Std 704 test firmware MIL704 Includes AC tests for Revisions D and E Mil Std 704 test firmware MS704 Includes AC tests for Revisions A through F Airbus ABD0100 1 8 Tests ABD Includes tables A B and C This option can only be used with the provided LxGui Windows software AMD Airbus AMD234 Tests AMD This option can only be used with the provided LxGui Windows software B787 Boeing 787B3 0147 Tests B787 This option can only be used with the provided LxGui Windows software Misc Options ADV Advanced features package Adds arbitrary waveform generation and harmonic analysis measurements For specifications see Lx Series GPIB GPIB interface Also adds APE command language support for backward compatibility with L Series See Lx Ls Programming Manual P N 7004 981 for detail on APE command language As of firmware revision 1 61 the ABLE Atlas Based Language Extension command syntax is supported as well with the GPIB option For details on using SCPI APE or ABLE programming language refe
131. ation 76 User Manual Lx Ls Series II ENTRY DESCRIPTION MODE Power on clock mode The following two modes can be selected STAND Power up in INT internal clock mode for stand alone operation This is the only mode for Lx Ls unit without the LKS option For units with the LKM option installed this field is fixed to CLK LOCK For units with the LKS option installed this field can be changed to CLK LOCK for use as an auxiliary unit in a clock and lock system or to STAND for use as a stand alone unit CLK LOCK Fixed on master LKM unit configuration in a clock and lock system Power up with EXT external clock mode on unit with LKS option See OPTION menu section Note that this field cannot be changed if the option is installed The frequency resolution below 81 9 Hz in MAST clock and lock mode is reduced to 0 1 Hz from the normal 0 01 Hz If the HF option is installed frequency resolution on the LKM unit is fixed at 1 Hz ALC STATE Sets the Auto Level Control ALC mode This mode uses the internal measurement system to zero regulate the output There are three modes of operation OFF No measurement based output regulation REG Output regulation is enabled AC source will continuously regulate output but will not trip off output Note This mode requires firmware revision 0 98 or higher ON Output regulation is enabled and output will fault trip off with Err
132. c After this sequence a 5 second delay will be inserted at the nominal test voltage The key backspace will terminate the test at any time HIGH FREQUENCY TRANSIENT This test will change the output frequency in the following sequence For 400Hz and VFREQ e 425Hzfor 1 sec e 420Hz for 4 sec 145 User Manual Lx Ls Series II lt lt 410Hz for 5 sec e 407Hz for 4 sec For 60Hz only e 61Hz for 0 5 sec e 60 5Hz for 0 5 sec After this sequence a 5 second delay will be inserted at the nominal test frequency The lt key backspace will terminate the test at any time LOW FREQUENCY TRANSIENT This test will change the output frequency in the following sequence For 400Hz and VFREQ e 375Hz for 1 sec e 380Hz for 4 sec e 390Hz for 5 sec e 393Hz for 4 sec For 60Hz only e 59Hz for 0 5 sec 59 5Hz for 0 5 sec After this sequence a 5 second delay will be inserted at the nominal test frequency The key backspace will terminate the test at any time 10 7 Emergency Test From the MIL704 main menu Figure 10 2 scroll to the EMERGENCY entry using the up and down cursor keys Press the ENTER key to select the EMERGENCY screens The screen will appear as shown in Figure 10 4 Figure 10 4 Emergency Menu The EMERGENCY SCREEN has the following tests 1 VOLTAGE 2 FREQUENCY The above tests can be selected by scrolling to the highlighted selection using the up and down key and the ENTER key to star
133. cations valid with output voltage of 30Vrms or higher If output relay is open frequency measurement will return 0 0 Hz 31 User Manual Lx Ls Series II Note Accuracy specifications are valid above 100 counts For multi chassis configurations Current and Power range and accuracy specifications are times the number of chassis Note Frequency measurement specification valid for output gt 20 Vrms Note Crest Factor accuracy applies for Irms gt 50 of max Note Power factor accuracy applies for PF gt 0 5 and VA gt 50 of max 32 User Manual Lx Ls Series II 2 6 4 AX Option Lx Series Supplemental Specifications Specifications for AX auxiliary output voltage option on the Lx units are listed below This output is available on the Phase D and E terminal strip There is no external sense connection for the AX outputs Sense is internal only Specifications apply for programmed frequency range of 360 Hz to 440 Hz Parameter Supplemental Specification Phase D Output Voltage 26 0 Vrms 0 52 V Load Regulation lt 1 5 Voltage Distortion lt 1 0 THD Max Current 3 0 Arms Frequency range 360 440 Hz locked to programmed frequency If programmed exceeds 819 Hz AX outputs will turn off Phase error to phase 1 3 0 Phase E Output Voltage 5 0 Vrms 0 25 V Load Regulation lt 10 Max Current 1 0 Arms Frequency range
134. ck Connections 61 User Manual Lx Ls Series II 3 10 Remote Control Interfaces Setup and connection information on setting up remote control using either GPIB RS232 USB or LAN interfaces is provided in the Lx Ls Series I Programming Manual P N 7004 981 This manual is distributed on the same CD ROM P N CIC496 as this user manual It can also be downloaded from the AMETEK Programmable Power website www programmablepower com Connector pin out information is provided in sections 3 6 6 3 6 8 and 3 6 9of this manual Note Use of the USB port to control more than one power source from a single PC is not recommended as communication may not be reliable Use GPIB interface for multiple power source control 3 11 RPV Input RPV option The RPV option is factory installed only If installed this option disables the internal controller voltage programming reference Instead a user provided DC signal is used to drive all amplifiers Note that only one RPV input is available so in three phase modes all three outputs will track the same RPV DC input signal 0to 10 VDC signal will provide a 0 to full scale voltage output on the selected voltage range To enable the RPV mode press the MENU key until the CONTROL screen and scroll to the ALC setting entry If the ALC is set to REG or ON turn if OFF first Then scroll to the VOLT REF entry Select EXT to use the RPV remote programming voltage The presence of the RPV option is in
135. corresponding dwell point The intervals are three zero voltage points point 1 3 and 5 of equal intervals The count parameter causes the list to execute twice when started by a single trigger 99 User Manual Lx Ls Series II 4 7 6 Programming list transients from the front panel The output transient system allows sequences of programmed voltage and or frequency changes to be executed in a time controlled manner Changes can be either step changes maximum slew rate or ramps specified slew rates The section provides some examples of programming output changes transients Transients are defined as a series of numbered steps in a list The list is executed sequentially Each step has a number of fields that can be set by the user Voltage Voltage slew rate Frequency Frequency slew rate Current Function Dwell time Trigger out Phase The voltage current and frequency settings are the same as one would do form the setup screen using the knobs At each step the output will be set to the specified voltage current and or frequency The rate of change for voltage and frequency is determined by the slew rate set Current slew is fixed at MAX and cannot be programmed If the voltage is changed from 10 Vac to 20 Vac and the V slew is set to 100 V sec the voltage will ramp from 10 to 20 Vac in 100 msec 20 10 100 0 1 sec The dwell time is the time the output will remain at this setting In this example it should be set
136. curately measure the frequency 80 User Manual Lx Ls Series 11 4 2 7 TRANSIENT Menu The transient menu is used to program and execute user defined output sequences These output sequences are defined as a sequential list of voltage and or current settings that can be executed in a time controlled manner Each step in these lists is assigned a sequence number ranging from 0 through 99 The numbering determines the order in which each step is executed Each step can control the voltage setting voltage slew rate frequency setting frequency slew rate and dwell time The dwell time determines how long the output dwells at the current step before progressing to the next step Dwell times can range from 1 msec up to 900000 secs Transient lists can be set up from the front panel or over the bus The transient list can be saved with the rest of the front panel settings in one of the setup registers See Register Menu ENTRY DESCRIPTION TRAN ST Indicates the status of the transient system Available modes of operation are IDLE Transient system is in IDLE or inactive state To start a transient list press the ENTER key while on the TRAN STATE field Note that the output must be ON to run a transient program or an error message will be displayed WTRIG Transient system is armed and waiting for a trigger event BUSY Transient system is active A transient list execution is in progress COUNT Sets the execution count for
137. cy protocol instead use the MIL704 mode from the APPLICATIONS screen Refer to Chapter 9 Note The MS704 mode was added with revision 0 99 firmware If your Lx Ls has an older firmware revision the 704F option will not be available but MIL704 mode will be available as long as the 704 option was purchased Check the AMETEK programmable power website at www programmablepower com for available firmware upgrades 11 2 Initial Setup Nominal parameters for the AC Power source are as follows Output Voltage 115V L N or 230V L N Output Frequency 360 Hz to 800 Hz for all revisions 60 Hz for revision F only Note Asetting outside these nominal values will disable the test and will prevent access to the 704 Menu screens or execution of any test step To execute all tests for the 230V L N the power source must be capable of programming 360V RMS This requires the EHV option output range pair 200 400V If this option is not installed some tests will be skipped 11 3 Test Revision The MIL STD 704 option is capable of performing all sub sections of MIL STD 704 revision A B C D Eor F A selection is made available to specify the revision of standard to be applied to the EUT The MIL704 option defaults to Revision E 149 User Manual 11 4 Power Group Reference Lx Ls Series II The following power groups are supported by the 704F option Test Group Description 704F_TP_SAC Single phase
138. d the other two phases remain at the nominal programmed voltage If the AC source is in single phase mode or a single phase model only this selection will be locked on phase 1 or A Note Any Frequency tests will affect all phase output regardless of the phase selection made by the user Once a test is in progress the test selections cannot be changed and all frames in this tab are disabled Tests can be aborted at any time using the Abort button or the Run Stop menu LxGui MS704 Test Method Selections 2XX through 60X Tests steps can be selected individually as desired For each test method 2XX through 6XX a separate tab is provided Each tabs will show available test steps for the selected standard revision and power group Test method numbers are shown for each step for reference to Mil Std 704 rev F A test method is selected by checking the check box in front of it As each test method is selected the total estimated execution time and expected date and time of completion is shown in the left hand yellow window Note that several tests require the EUT to run for 30 minutes so the total test time can add up quickly To select all test methods on any given tab use the Select All button at the bottom of the tab To de select all test methods on a tab use the Unselect All button These buttons work only on the displayed test method tab Check the other tabs by clicking each one for other selections that have been made Unless the tota
139. dicated by the RPV field in the model number on the serial tag Note that the EXT and RPV options are mutually exclusive so only one or the other can be present 62 User Manual Lx Ls Series II 4 Front Panel Operation 4 1 Tour of the Front Panel Before operating the AC source using the front panel it helps to understand the operation of the front panel controls Specifically the operation of the knob keyboard and the menu layout are covered in the next few paragraphs 4 1 1 Front Panel Controls and Indicators 8 9 a s e v 2 3 a s x oe sosi Lx Series Keyboard Display or KP option keyboard on Ls Series The front panel can be divided in a small number of functional areas e Mains circuit breaker e Keyboad Display panel e Status Indicator lights e Shuttle knob s Voltage Frequency e Numeric Keypad Lx only or Ls with KP option e LCD display e MENU and CURSOR keys 63 User Manual Lx Ls Series II 4 1 2 System On Off Circuit Breaker The circuit breaker located on the top left side of the front panel of the unit and disconnects the three phase Line input As such the circuit breaker acts as a power on off switch for the Lx Series unit When the input current rating of the Lx Ls Series AC power source is exceeded or an input over voltage condition occurs the circuit breaker will trip Note that for multi chassis systems it is recommended to turn the Mast
140. e two report formats available The report format must be set in the Report Setup screen available from the Options Test Report Setup menu in the main LxGui window This screen also allows entry of any custom report header and footers The simplest form is the direct printer format which produces a short form report with textual information only Select Output directly to Windows printer A more comprehensive report is available if a copy of MS Word version 8 0 or higher is installed on the PC used to run the LxGui program When selected the word report file name can be assigned a random number or the user can set the program to prompt for a report name each time a report is generated Once the MS704 screen has been opened the report format selection cannot be changed without closed the MS704 screen first Word reports are saved in the LxGui Reports directory and can be printed from MS Word as needed MS704 reports which are assigned a random sequence number by the LxGui will have a MS704 XXX NNNNNN doc file name where XXX stands for the selected power group TAC SAV TVF SVF or SXF and NNNNNN is a random sequential number In addition to the test reports the LxGui program creates a tab delimited text file during MS704 execution which logs the voltage and frequency at the AC source output every second The file is called MS704 Meas Log txt and is saved in the Reports sub directory This text file may be opened in Excel for c
141. ectrical charge Use safety glasses during open cover checks to avoid personal injury by any sudden component failure Neither AMETEK Programmable Power Inc San Diego California USA nor any of the subsidiary sales organizations can accept any responsibility for personnel material or inconsequential injury loss or damage that results from improper use of the equipment and accessories SAFETY SYMBOLS AN WARNING A CAUTION Risk of Electrical Shock Refer to Accompanying Documents O Off Supply Direct Current DC b Standby Supply Alternating Current AC On Supply 3 Three Phase Alternating Current D Protective Conductor Terminal on Earth Ground Terminal Fuse L Chassis Ground Product Family Lx Ls Series II Warranty Period One Year WARRANTY TERMS AMETEK Programmable Power Inc AMETEK provides this written warranty covering the Product stated above and if the Buyer discovers and notifies AMETEK in writing of any defect in material or workmanship within the applicable warranty period stated above then AMETEK may at its option repair or replace the Product or issue a credit note for the defective Product or provide the Buyer with replacement parts for the Product The Buyer will at its expense return the defective Product or parts thereof to AMETEK in accordance with the return procedure specified below AMETEK will at its expense deliver the repaired or replaced Product or parts to the
142. ems to be phase synchronized to each other One system LKM acts as the master the other s LKS as auxiliaries The LKS units are synced to the LKM unit Refer to section 3 9 for details on Clock and Lock mode Note that the maximum number of auxiliary units LKS per master LKM is one No T connectors are allowed to increase the number of auxiliary units as this may cause reflections on the clock and lock signals The following supplemental specifications apply when the Ls is configured with the Clock and Lock option LKM or LKS Parameter Supplemental Specification Voltage Voltage Distortion Standard standard specifications apply With HF option 2 96 45 1000 Hz lt 2 1 kKHz 2000 Hz 39 User Manual Lx Ls Series II Parameter Supplemental Specification harmonics and noise to 300 kHz Frequency Range Standard Lx 45 819 Hz With HF option 45 5000 Hz Resolution Standard Lx 0 1 Hz With HF option 1Hz Accuracy 0 025 Phase Phase Resolution Standard standard specifications apply With HF option 0 5 Phase Accuracy Standard standard specifications apply With HF option lt 2 1 kHz Note Specification valid under equal load conditions 2 7 6 EXS Option Ls Series Supplemental Specifications The EXS External Sync option allows the output frequency of the AC source to be synchronized
143. entry is made by using these shuttle knobs The Lx Series comes standard as of Q1 2006 with a numeric keypad and single shuttle Data entry can be done either through the 0 9 numeric keypad or using the single shuttle The shuttle knob s are is located to the right of the LCD screen and are used to change setup parameters Note that it cannot be used to move the cursor position between menu fields Use the UP and DOWN arrow keys for this The shuttle knob can operate in one of two distinct modes of operation MODE IMMEDIATE mode SET mode DESCRIPTION Any time the ENTER key is pressed the Lx Ls Series returns to its normal mode of operation In this mode changes made with the shuttle knob will take immediate effect The IMMEDIATE mode is useful for slewing output values such as voltage and frequency and observing the effect on the load When the Set key is pressed again while the PROGRAM screen is already displayed changes made with the shuttle to any output parameter will not take effect until the ENTER key is pressed In this mode any changes made to a setup menu will have a blinking cursor to indicate the pending change condition This mode allows changes to be made to all output parameters and executing them all at once by pressing the ENTER key 66 User Manual 4 1 5 Menu Keys Lx Ls Series II The Lx Ls Series is operated through a series of menu s These menus can be reached by using a number of menu keys located
144. equency selected in the 704 screen If not a Setting Conflict error will be generated when attempting to run a test The programmed frequency can only be changed from the normal setup screen Selecting the nominal test frequency in the 704 Application screen does not change the output frequency programmed 142 User Manual Lx Ls Series II 10 6 Steady State Tests Scroll to the STEADY STATE entry using the up and down cursor keys Press the ENTER key to select the STEADY STATE screens The screen will appear as shown in Figure 10 3 Figure 10 3 Steady State Menu The MIL704 Steady state screens have the following tests 1 VOLTAGE 2 FREQUENCY 3 VOLT UNBALANCE PHASE DIFFERENCE VOLT MODULATION FREQ MODULATION VOLT TRANSIENT FREQ TRANSIENT 9 DISTORTION The above tests can be selected by scrolling to the highlighted selection using the up and down cursor keys and the ENTER key to start the selected test ceo AL X gv oum VOLTAGE This test will change the output voltage in the sequence shown in Table 10 1 SEQUENCE VOLTAGE TIME 400Hz VFREQ 60Hz only 1 108 110 1 minute 2 118 125 1 minute 3 115 115 1 minute Table 10 1 Steady state voltage The lt key backspace will terminate the test at any time FREQUENCY This test will change the output frequency in the sequence shown in Table 10 2 SEQUENCE FREQUENCY TIME 143 User Manual Lx Ls Series II
145. er unit ON first and then the Auxiliary unit s To turn the system off turn OFF the Auxiliary unit s first and then the Master unit 64 User Manual 4 1 3 Status Indicator Lights Lx Ls Series II Eight yellow LED status indicators are located on the left hand side of the keyboard display panel These LED s correspond to the following conditions Hi Range Overtemp Overcurrent Remote Output on off OA OB OC The Hi Range LED is on when the high voltage output range has been selected The Overtemp LED indicates an overheating problem inside the unit This is an abnormal condition which will cause the unit to shut off Check the air openings to make sure they are not blocked The Overcurrent LED indicates an output overload condition This condition can be controlled by setting the current limit value in the PROGRAM menu Removing the load using the OUTPUT ON OFF button will recover from an overload condition when in CV mode The Remote LED indicates that the unit is in remote control mode If the IEEE 488 interface is used this indicator will be lit whenever the ATN line Attention line is asserted by the IEEE controller If the RS232C USB or LAN interface is used the REMOTE state can be enabled by the controller using the SYST REM command Any time the Remote LED is lit the front panel of the power source is disabled Note The BACK button doubles as a GOTO LOCAL button LOCAL while the unit is in remote
146. es by turning the Frequency knob counter clock wise past 0 This will cause the slew parameter to wrap around to its maximum available value It is not necessary to use all list points only as many needed to accomplish the desired output sequence Setting Data Values Data values can be set for each point in a list If all data values in a specific list are going to be the same value e g the current limit parameter is set to the same value for the entire transient program only the first data value for that parameter has to be set Setting only the first data point will automatically repeat that value for all subsequent points in the transient list Setting Slew Rates Very often output changes must be done as fast as the power source can make them This means the transient list slew rate is set to its maximum value If this is the case for all the data points in the list it is sufficient to set just the first data point s slew rate for either voltage and or current Setting only the first point of any parameter in the list will automatically cause all points for that parameter to be set to the same value This saves a lot of data entry time If however one or more data points require a specific slew rate such as needed to do a ramp all other points have to be specifically set to their required slew rates including the maximum slew rate Saving Transient Lists Once completed a transient sequence can be saved along with the steady
147. esent 257 File name error Incorrect filename Too many or non ASCII characters used in waveform file definition 283 Illegal variable name Variable name illegal Use ASCII characters only 300 Hardware related Check hardware for proper operation error 215 User Manual Lx Ls Series II Memory error Waveform memory May be the result of incomplete user checksum error defined waveform download Check interface and try downloading waveform again Successful download may clear this error condition Alternatively use TRAC DEL ALL command to clear waveform memory 314 Save recall memory User setup register Store setup in same register again lost contents lost Configuration memory Hardware Contact AMETEK service department lost configuration settings at service programmablepower com lost to obtain instructions on restoring configuration data 330 Self test failed Internal error Contact AMETEK service department at service programmablepower com Queue overflow Message queue full Too many message Read status using SYST ERR query until 0 No Error is received indicating queue empty 400 Query error Unable to complete Check programming manual for query correct query format and parameters Query INTERRUPTED Query issued but Check application program for correct response not read flow Response must be read after each query to avoid this error 420 Query Query incomplete Check for
148. eve ed deere eee 26 2 5 Special Features 2 e eerte ee te 26 2 6 Available Options Lx Series u 28 2 7 Available Options LS Series a 36 3 Unpacking arid Installatiori u u t ge petu eie 42 3 1 Uripackirig iren imi e p eie op eae cei eee ce A EE 42 3 2 Power Requirements ieres norena snaa epe te tnc etn co tud c da CERE La pam yas E dva 42 3 3 Mechanical Installation Dio eve e O 42 3 4 AG Input Wiring INPUT sees iuit tee ihe get th SUR den tee ie vines ea On tea s 45 3 5 QUTPUEGONMNECHONS 2 45 3 6 Connectors Rear mee tere cir e eere crt ende ce ente en De pe to Ka Eri Ee 51 3 7 Basic Initial Functional Test os eie etie e ete e rte mer e Deer 57 3 8 Multi box Configurations MB Option nennen nennen 59 3 9 Clock and Lock Mode LKM LKS Option essen nnne nennen nene 60 3 10 Remote Control Interfaces enne nnsn nnne nnne nnne nnne rne 62 3 11 RPV Input RPV Option e 5 n rerit ee t ette cere Ded N h ebore e dete tees 62 4 Front Panel Operation ipae aped e HEU Ed nd ieee RU dee deis 63 4 1 Tour of the Front Panel de RR ER eee Eg ee dett 63 4 2 Menu SIF ctUre uade
149. field has two parameters that can be selected by the shuttle SINGLE and CONT Scroll to the RUN entry using the up and down cursor keys Use the shuttle to change the selection Use the ENTER Key to Run the test Several of the MIL STD 704 test steps take considerable time to execute Tests in progress may be aborted by using the BACK button on the Lx Ls front panel 154 User Manual Lx Ls Series II 11 7 Test Steps and Execution Times Summary With the release of revision F and the accompanying test protocol handbook the MIL STD 704 has grown in scope considerably Rather than duplicating all this information in this user manual the user is referred to the MIL STD 704 Specification documentation for test details on each specific test summary of tests arranged by group is provided in this section Approximate test times are shown for each tests Where tests differ by standard revisions separate tables are shown for revisions that differ in test levels and or execution times 11 7 1 SAC Group Singe phase 400 Hz AC tests SAC 102 Tests Revisions C D E F _SAC102_ Steady State Voltage and Frequency RevC F Condition ration s ____ Nominal Voltage B 115 Flow 393 Hz Nominal 1800 how Voltage j D _ Viow 108V Fnom 400 Hz Low 1800 ____ MHihVotagge 1 Vhigh 118V Fhigh 407 Hz High O 1800 SAC 102 Tests Revision B _SAC102__ Ste
150. for the Airbus version are specified differently from DO160 All other tests are the same for Airbus and DO160 Through out this document RTCA DO 160D change No2 will be referred to as RTCA2 Groups 1 through 3 will be used to refer to the EUROCAE 14D standard Category A CF A NF and A WF will be used to refer to the RTCA2 standard 8 2 Initial Setup Nominal parameters for the AC Power source are as follows Output Voltage 115V L N or 230V L N Output Frequency 360 Hz to 800 Hz Note A setting outside these nominal values will disable the test and will prevent access to the DO160 Menu screens To execute all tests for the 230V L N the power source must be capable of programming 360V RMS This requires the EHV option output range pair 200 400V If this option is not installed some tests will be skipped 8 3 Tests Performed 8 3 1 NORMAL STATE AC Source 1 Normal State Voltage and Frequency test Voltage unbalance test Waveform Distortion test Voltage Modulation test Frequency Modulation test Momentary Power Interrupt Under voltage test Voltage Surge Over voltage test Frequency Transients test Group 1 only Frequency Variation test Group 2 and 3 only 124 User Manual Lx Ls Series II 8 3 2 EMERGENCY TEST AC Source 1 Emergency Voltage and Frequency minimum 2 Emergency Voltage and Frequency maximum 3 Voltage unbalance 8 3 3 ABNORMAL TEST AC Source 1 Abnormal Voltage
151. frequency is changed per the sequence listed in Table 8 6 The test will cycle 5 times starting from sequence 2 Steps 3 and 6 apply to A CF only FREQUENCY VARIATION Group2 A NF and Group3 A WF only Seq No Initial Frequency Slew rate Final Frequency Group2 Group3 Hz Sec Group2 Group3 1 360 360 100 650 800 2 650 800 100 or 200 360 360 3 360 360 Pause 5 sec 360 360 Table 8 7 Normal Frequency Variation Sequence This test will apply to Group2 A NF and Group3 A WF only The output voltage is set to Vnom 115 V while the frequency is set to 360Hz for 5 minutes The frequency is slowed per the sequence listed in Table 8 7 The test will cycle 3 times The frequency will return to nominal after the test is completed Slew rates of 200Hz apply to RTCA2 only 133 User Manual Lx Ls Series II 8 6 EMERGENCY TEST From the DO160 MENU scroll to the EMERGENCY AC entry using the up and down cursor keys Press the ENTER key to select the EMERGENCY screens The screen will appear as shown in Figure 8 8 Figure 8 8 Emergency Screens The EMERGENCY SCREEN has the following tests 1 VOLT FREQ MIN 2 VOLT FREQ MAX 3 VOLT UNBALANCE The above tests can be selected by scrolling to the highlighted selection using the up and down key and the ENTER key to start the selected test VOLT FREQ MIN
152. from the CONTROL menu Program the output voltage to maximum voltage on the high voltage range and 400 Hz Close the output relay Go to the MEASUREMENT CALIBRATION screen Enter the actual AC output voltage for the MVOLT FS parameter and press the ENTER key Save this value by pressing the ENTER key AC Current Full scale Turn OFF the ALC mode from the CONTROL menu if it is on REG or ON setting Calibrate the measurement current under a constant current condition or a voltage fault may be generated Apply a load to the output Program the output to 80 of full scale voltage range on the low voltage range and 400 Hz Observe the actual output current and enter this value for the MCURR FS parameter Press the ENTER key Save this value by pressing the ENTER key 6 3 2 Single and Three Phase Modes As indicated earlier for 3 Phase power system repeat the preceding steps for the Phase B and C outputs The order in which the outputs for each phase are calibrated is not important Press the PHASE key to select each output to be calibrated Monitor the output of the respective phase by moving the HI input of the Digital Multimeter and the current shunt as needed The LO input should remain connected to the common LO of the sense connector The current measurement calibration for Phase A 21 should be done in both single and three phase modes as separate calibration coefficients apply to each phase mode Voltage measurement calibration for phase A
153. g the LxGui Software u 202 Option ABD Airbus ABD0100 1 8 Test Software 210 Option A350 Airbus A350 ABD0100 1 8 Test Software 211 Option AMD Airbus AMD24 Test Software sse 212 Option B787 Boeing 787B3 0147 Test 213 Error Messages ie ie e 214 iD E 220 User Manual Lx Ls Series II List of Figures Figure 2 1 3000Lx Voltage Current Rating Chart for 150V AC Range in 3 phase mode 18 Figure 2 2 4500Lx Voltage Current Rating Chart for 150V AC Range in 3 phase 19 Figure 2 3 6000Lx Voltage Current Rating Chart for 150V AC Range in 3 phase mode 19 Figure 2 4 300015 Voltage Current Rating Chart for 135V AC Range in 3 phase mode 20 Figure 2 5 450015 Voltage Current Rating Chart for 135V AC Range in 3 phase 20 Figure 2 6 600015 Voltage Current Rating Chart for 135V AC Range in 3 phase mode 21 Figure 2 7 Voltage Frequency Rating 1 u u uu uu 21 Figure 3 1 Rear Panel Connector Locations Lx Series
154. gs Mil Std 704 Rev C 704A C 704C C 7048 C 7040 1980 C TO4E 1981 704F 2004 Power Group Three Phase AC Fixed Frequency C TYF Three Phase AC Variable Frequency C SAC Single Phase AC Fixed Frequency C SWF Single Phase AC Variable Frequency C SXF Single Phase AC 60 Hz Frequency Transfer 2 Abnormal 3 Emergency 4 Power Failure 6 Observations EUT Performance Test 1 Norm Transients 1 0 0 B Select Phase 9 C2 All C o0 F 400 0 Nom Fred 400 Hz r F r Tested by Test department EUT Temp 25 Hum 95 Comment Test Site Press Status All test selection and execution modes are set from this screen Figure 11 13 LxGui MS704 Option Screen 203 User Manual Lx Ls Series II 11 8 3 LxGui MS704 Performance Test Screen Note For Ls Series AC sources without the ADV option installed the harmonic analysis and waveform acquisition functions described in this section are not available Contact sales programmablepower com to upgrade the Ls AC Source with the ADV option The MIL STD 704 stimulus can still be run however Revision F of the MIL STD 704 provides additional detail on performance evaluation of the EUT after running an immunity test This is covered in test method 101 of each of the power test groups The Lx Series AC source and the Ls Series AC source with t
155. gure 8 4 This test will last for 2 minutes Note that the Airbus voltage modulation test levels are specified in peak to peak voltage instead of Vrms Table 4 4 shows the levels for the Airbus mode versus the DO160 and EUROCAE modes as implemented in Lx Ls firmware revision 0 98 The actual requirement for Airbus ABD0100 8 is now specified in Vpeak peak instead of Vrms so the Airbus mode should not be used Use the DO160 or EURO CAE mode instead Modulation DO160 EUROCAE Modulation AIRBUS Frequency Hz Frequency Hz Volt RMS Volt RMS 1 0 18 1 0 5 1 7 0 18 1 7 0 5 10 1 24 10 3 5 25 1 24 25 3 5 70 0 18 70 0 5 100 0 18 100 0 5 200 0 18 N A N A Table 8 4 Airbus mode voltage modulation Note Voltage modulation levels change linearly from frequency 1 7Hz to 10Hz and again from 25Hz to 75Hz See Figure 8 4 128 User Manual Lx Ls Series II 2 1 2 1 0 0 8 34 0 2 10 100 200 FREQUENCY Hz Figure 8 4 Voltage Modulation Frequency characteristics 129 MIFLIPOUE MUODULATLIUIN User Manual Lx Ls Series II FREQUENCY MODULATION This test requires a numeric value equal to the modulation rate in Hz This value must be between 0 01 Hz and 100 Hz The frequency modulation
156. harting or reporting purposes However each time a new test is started the data in this file will be overwritten 209 User Manual Lx Ls Series II 12 Option ABD Airbus ABD0100 1 8 Test Software Use of this option requires the following e LxorLs Series AC power source with firmware revision 1 02 or higher e ABD option Options installed are listed on unit s serial tag e Windows XP 2000 PC with RS232C or National Instruments GPIB controller interface AMETEK recommends the use of the GPIB interface for best performance e LxGui Windows software revision 1 11 or higher Provided on CI P N CIC496 CD ROM or available for download from the AMETEK Programmable Power website e Additional equipment will be required in order to meet all ABD directive test requirements Refer to the Avionics Software Test user manual CI P N 4994 971 for operating instructions for all GUI based test options This manual is distributed in PFD format on the same CD as this user manual CI P N CIC496 210 User Manual Lx Ls Series II 13 Option A350 Airbus A350 ABD0100 1 8 Test Software Use of this option requires the following Lx or Ls Series AC power source with firmware revision 1 40 or higher A350 option Options installed are listed on unit s serial tag Windows XP 2000 PC with RS232C or National Instruments GPIB controller interface AMETEK recommends the use of the GPIB interface for best performance LxGu
157. hase is displayed at a time but all three phases are always acquired at the same time The test report will include data for all three phases as well The Settings button can be used to change display scaling and graph colors if needed Curr Graph This tab displays the current harmonic spectrum in graphical form Bar Chart absolute In three phase mode the phase to be displayed can be selected by using the phase selection radio buttons to the left of the graph Only one phase is displayed at a time but all three phases are always acquired at the same time The test report will include data for all three phases as well The Settings button can be used to change display scaling and graph colors if needed Curr Spectrum This tab displays the current harmonic spectrum in tabular form Numeric absolute and relative to fundamental In three phase mode the phase to be displayed can be selected by using the phase selection radio buttons to the left of the graph Only one phase is displayed at a time but all three phases are always acquired at the same time The test report will include data for all three phases as well The user can define relative limits for one or more current harmonics If set the LxGui will compare actual harmonic current components against the user defined limits and display pass or fail in the right hand column This data is also part of the test report The current harmonic limits can be set by edi
158. hat was not powered down If one unit has been turned off turn off all units first before turning the system back on If a master unit is to be used by itself it is not sufficient to just leave the auxiliary unit off while the system interface cable remains connected Disconnect the system interface from the back of the master unit and then turn the unit on for stand alone use This message will disappear when the controls on the auxiliary unit are operated However changing settings on the auxiliary unit controller will not affect the output Use the master unit controller and or remote control interface to operate the system 59 User Manual Lx Ls Series II 3 9 Clock and Lock Mode LKM LKS Option Clock and lock mode operation of two Lx or Ls AC power sources is available only if the LKM and LKS options have been installed at the factory With these options installed it is possible to lock an auxiliary unit LKS to a master unit LKM The master unit controls the frequency This configuration can be used to create multiphase power systems such as split phase or six phases The auxiliary unit must be set to external clock mode from the Control screen See section 4 2 5 Two BNC connectors are provided on the rear panel of the Lx Ls for clock and lock mode Both need to be connected between the master and auxiliary unit On the master unit LKM both are outputs On the auxiliary unit LKS both are inputs Do not connect
159. he ADV option provides built in measurement functions that can be used to evaluate EUT performance Note however that the maximum bandwidth requirement for current harmonic measurements of the Lx Ls Series is limited to 48KHz in single phase mode and 16 KHz in three phase range Harmonic components that fall outside this bandwidth are not reported value of 0 00 is returned The requirement for MIL STD 704 is 150 KHz so for EUT s with high harmonic order currents a higher bandwidth external power analyzer should be used in addition to the AC source fz MIL STD 704 Rev A F File Run Help Start Transfer 2 Abnormal 3 Emergency 4 Power Failure 6 Observations Monitor Test Settings EUT Performance Test Normal 1 Norm Transients 1 jv Abort Parameters Waveforms Curr Graph Curr Spectrum iT paste E Skip to Next Execution Phs 1 Phs 2 Phs 3 Continuous Volt RMS V 115 00 115 00 115 00 400 0 Hz C Single Current RMS 3 500 3 500 3 500 Total V Unbal App Power 40250 41250 42250 12375 1 62 Inrush Current 4 10 00 10 00 10 00 Power Factor 0 700 0 700 0 700 Limit 36 Current Distortion 230 230 230 120 Pass File Read User Data Tested by Test department EUT Temp 25 c Hum 9596 Comment Test Site Press Ready Figure 11 14 LxGui MS704 Option EUT Performance Test Screen Measurements 204 User Manual
160. hree phase mode The Ls Series of AC Power Source is a family of high efficiency rack mountable AC Power Sources that provide a precise output with low distortion Standard output voltage ranges are 135 Vac and 270 Vac RMS The Ls Series is available in either single 1 or three phase mode 3 A MODE option is available on 3 Ls models For power levels above 4500 VA two or more Lx or Ls series units can be combined using the System interface in a parallel mode of operation These multi chassis systems consist of one master unit with controller and one or two auxiliary units without controllers Only the master unit has a front panel keyboard and display Read the installation instructions carefully before attempting to install and operate the Lx Ls Series power systems User Manual Lx Ls Series II 1 2 Lx Series and Ls Series Differences The Lx Series and Ls Series of AC power sources are both based on the same AC power source hardware platform and share many common components The differences are primarily in configuration and options This manual covers both models for Series Il Some menus and screen shown in this manual may not apply to Ls Series AC sources without the ADV option and or MODE option See section 1 for difference between Series and Series Il models This manual is provided for Series Il models 1 2 1 Firmware differences The Lx Series is fully featured and supports all commands listed in the programm
161. i Windows software revision 1 18 0 0 or higher Provided on CI P N 496 CD ROM or available for download from the AMETEK Programmable Power website Additional equipment will be required in order to meet all ABD directive test requirements Some hardware options may be required to perform certain tests Refer to the Avionics Software Test user manual CI P N 4994 971 for operating instructions for all GUI based test options This manual is distributed in PFD format on the same CD as this user manual CI P N 496 211 User Manual Lx Ls Series II 14 Option AND Airbus AMD24 Test Software Use of this option requires the following e LxorLs Series AC power source with firmware revision 1 4 or higher e AMD option Options installed are listed on unit s serial tag e Windows XP 2000 PC with RS232C USB LAN or National Instruments GPIB controller interface AMETEK recommends the use of the GPIB interface for best performance e LxGui Windows software revision 1 17 or higher Provided on CI P N 496 CD ROM or available for download from the AMETEK Programmable Power website e Additional equipment will be required in order to meet all AMD directive test requirements Refer to the Avionics Software Test user manual CI P N 4994 971 for operating instructions for all GUI based test options This manual is distributed in PFD format on the same CD as this user manual CI P N CIC496 212 User Manual Lx
162. ibration can be done over the IEEE 488 RS232C LAN or USB bus if needed Refer to the Lx Ls programming manual P N 7004 981 for command syntax on bus calibration Phase offset calibration requires a phase meter for reference See section 6 1 for recommended equipment list For front panel calibration proceed as follows 1 2 Program the output frequency to 400 Hz Select the phase to be checked calibrated Phase B or C using the PHASE key Phase A calibration is only relevant if the Lx Ls unit is used in External Sync Line Sync or LKS mode In that case phase A offset is with respect to the external reference signal Program full scale voltage and measure phase angle between phase A and B or A and C using a phase meter Press the MENU key several times to display OUTP CAL then press the ENTER key Again you must enter the password which will be the value for the highest voltage range and press ENTER Press the key to point to the PHASE OFST value This will be the phase calibration value for the phase selected Adjust the calibration value as needed while monitoring the external phase meter reading so the output phase angle is calibrated Press the ENTER key to save the calibration Repeat for the other phase 111 User Manual Lx Ls Series II 6 6 Non Routine Output Gain Calibration If the Current Limit board assembly P N 7004 703 1 is replaced in the field or one of the amplifiers has been replaced it
163. iliary Table 3 6 BNC Connectors 3 6 5 External Sense Connector SENSE The external sense connections for Phase 1 2 and 3 A B and C in three phase mode and Phase 1 A in single phase mode MUST be connected for correct operation Sense connections must be made at the MASTER 4500Lx Ls unit for a multi box Lx Ls system Pin Description Lx Series Description Ls Series Phase 1 sense Hi Phase A sense Hi Phase 2 sense Hi Phase B sense Hi s opion prese Dlo NA xOpion mhas Dlo NA Table 3 7 External Sense Connector 3 6 6 RS232C Serial Interface RS232C A standard RS232C DB9 connector is located on the rear panel for serial control A straight thru DB9 male to DB9 female interface cable to 9 pin PC serial port connector may be used Pin Designator Dir Description TxD Transmit data RxD Receive data CTS Clear to send RTS Request to send Not used N C sk O O hd Table 3 8 RS232C Connector 54 User Manual Lx Ls Series II 3 6 7 System Interface Connectors MASTER and AUXILIARY N WARNING The system interface connectors are for use with AMETEK supplied cables and only between California Instruments equipment A set of two System Interface connectors is located on the rear panel of each 4500Lx Ls chassis The system interface is used to connect the multiple 4500Lx Ls or 6000Lx Ls power sources in a Master Auxiliary configuration to create a 9000Lx Ls 2
164. ill terminate the test at any time UNDER FREQUENCY This test will change the output frequency in the sequence shown in Table 10 5 before returning to steady state frequency The lt key backspace will terminate the test at any time Revision D E F F 60Hz only FREQ Time FREQ Time FREQ TIME FREQ TIME Seq 0 5sec OHz 7sec OHz 7sec OHz 7sec Seq2 375Hz 5sec 380Hz 7sec 380Hz 3sec 59 5Hz 8sec After this sequence a 5 second delay will be inserted at the nominal test frequency The lt key Table 10 5 Abnormal Under Frequency backspace will terminate the test at any time User Manual Lx Ls Series II 11 Option 704F MIL STD 704 Rev A through F MS704 mode 11 1 General This user manual assumes that the user is familiar with the text of the relevant MIL STD 704 test standard No attempt is made to explain or elaborate on the actual test specification The 704F option as implemented on the Lx Ls Series only supports AC power applications DC mode is not available on the Lx Ls Series so no DC tests are provided in the 704 option The Lx Ls supports two different implementations of the MIL STD 704 This chapter covers the implementation that follows the test protocol handbook released with revision F of the standard This mode is selected by scrolling down in the APPLICATIONS menu to the MS704 entry and pressing the ENTER key To test conform the lega
165. in the denominator Measurements are always running in the background When the user selects a measurement screen for display the AC source first updates all the measurement parameters before displaying the requested screen Consequently pressing the MEAS key may not always bring up the selected screen immediately There will be a perceptible delay This will prevent the screen from appearing with invalid or blank readouts Note that all measurements are AC coupled only so any DC offset will not be reported 4 5 2 Accuracy Considerations Any measurement system has a finite accuracy specification Measurement specifications are listed in Section 2 When using the AC source for measurement purposes always consider these specifications when interpreting results Measurement inaccuracies become more pronounced as the signal being measured is at the low end of the measurement range This is particularly relevant for low current measurements The Lx Ls Series is a high power AC source optimized for providing and measuring high load currents When powering low power loads measurement inaccuracies on rms and peak current measurements will greatly affect derived measurements such as power power factor and crest factor The measurement system on the Lx Series uses a digital data acquisition system with a 96 Ks sec sampling rate and 16 KHz bandwidth This means that higher frequency components of the measured signal are filtered out Any contribution to
166. ing Coupling Transformer Transformer coupled Impedance Z SS 0 001 _load Power Lx Series total power for all phases either range at full scale voltage 35 C Ambient 50 C Ambient Single Phase Mode Phase Mode 9 KVA 4 5 KVA 5 76 KVA E KVA ANAE KVA s KVA Phase Mode per p KVA 1 5 KVA 1 9 KVA KVA 35 KVA 7KVA s Single Phase Mode a EE 9 KVA 11 5 KVA 8 KVA 10 KVA Three Phase Mode per r 3 KVA 3 8 KVA 2 7 KVA 3 3 KVA 1 The distortion specification for the Lx Series applies at full scale voltage full resistive load conditions 15 User Manual Lx Ls Series II Output Parameter Specification phase 13500Lx 3 18000Lx 3 13500Lx 3 18000Lx 3 Single Phase Mode Phase Mode 5 76 KVA KVA Three Phase Mode per c INE 4 5 KVA 17 3 KVA sn 4 KVA Bug KVA phase Power Ls Series total power for all phases either range at full scale voltage 35 C Ambient 50 C Ambient Single Phase Mode 3KVA 4 45KVA KVA 6KVA KVA 3KVA KVA KVA SKVA KVA Three Phase Mode per 1 KVA 1 E KVA _ KVA Ea KVA 1 KVA K x 7KVA phase Model 9000Ls 2 12000Ls 2 9000Ls 2 12000Ls 2 Single Phase Mode KVA 12 KVA 8KV KVA 1 KVA Three Phase Mode per 3 KVA 4 KVA m ar 2 7 KVA EUN 3 KVA phase Lc qup ON oi Eo E Single Phase Mode 13 5 KVA
167. ing manual The Ls Series provides most basic functions in its standard configurations More advanced features can be added by specifying the ADV advanced option If the ADV option is installed all commands listed in this programming manual are supported If not commands related to arbitrary waveforms and harmonic analysis measurements are not supported and will generate a 113 Syntax Error message 1 2 2 Hardware differences In addition to the firmware differences described the following hardware differences exist between the standard Lx Ac source and the Ls AC source e Lxhas a 150V 300 V rms output range pair Optional ranges of 135 270 HV option and 200 400 EHV option are available at time of order e Lshasa 135 V 270 V rms output range pair Optional ranges of 156 312 HV option and 200 400 EHV option are available at time of order e The Lx rear panel connector labeling is compliant with the California Instruments iL Series which it replaces and the HP Agilent model 6834B e The Ls rear panel connector labeling is compliant with the California Instruments L Series e The Lx Series Il comes standard with GPIB USB and RS232C interfaces An optional LAN interface LAN is available e The Ls Series Il comes standard with USB and RS232C An optional GPIB interface GPIB option and LAN interface LAN is available Note All interfaces use the SCPI command syntax as described in the programming manual
168. inimum available output frequency Displays maximum available output frequency Displays maximum available current in low voltage range and single phase mode If only 2 or 3 phase mode is available this value is the maximum available current per phase Displays phase angle for phase C Valid values are 120 for three phase or mode configuration 0 for single phase only configuration Any other value indicates split 2 phase configuration 91 User Manual Lx Ls Series II 4 3 Output Programming 4 3 1 Set the Output Output parameters are all set from the PROGRAM screen 1 Use the MENU key and select the PROGRAM entry 2 Press the ENTER key to bring up the PROGRAM menu or 2 Use the PROG key to directly bring up the PROGRAM menu There are two methods for programming output parameters IMMEDIATE mode SET mode 4 3 2 Slewing Output Values with the Knob in IMMEDIATE Mode The default mode of operation is an immediate mode in which changes to output parameters made with the knob or the entry keypad are immediately reflected at the output To change the output voltage Counter Clock Clock wise mm 1 Place the cursor on the VOLT entry 2 Rotate the shuttle knob clockwise to increase the value counterclockwise to decrease the value or use the Keypad to enter a value and press the Enter key These changes take effect immediately To change the output frequency 1 Place the cursor on the FREQ entr
169. ion Run Single will terminate the test once the test condition is completed Run Continuous will terminate the test only when all remaining test condition is completed Note Several of the MIL STD 704 test steps take considerable time to execute Tests in progress may be aborted by using the BACK button on the Lx Ls front panel 152 User Manual Lx Ls Series II 11 6 1 Revision and Group Selection Revision and Group selection must be selected prior to running the test Use the up and down key to access the screen as shown in Figure 11 4 Figure 11 4 Revision Group Menu The default Revision is E Revisions supported are A B C D E and F Scroll to the REVISION entry using the up and down cursor key Use the shuttle to change the selection The default GROUP is TAC Groups supported are SAC TAC SVF TVF and SXF Use the shuttle to change the group selection 11 6 2 Operating Area and Test Selection Operating area and test define the test to perform Use the up and down key to access the screen as shown in Figure 11 5 Figure 11 5 Test selection Menu Scroll to the OPArea Operating Area and or TEST entry using the up and down cursor keys Use the shuttle to change the selection The OPArea and Test selection offer the choices shown in Table 11 2 NORMAL TRANSFER ABNORMAL EMERGENCY PFAILURE LIMITS POW INT LIMITS LIMITS THREE PH DIFF VTRANS COMB VOLT MOD FTRAN DIST TH VTRANS FTRANS Table 11 2 Test Selections
170. ion s l 0 1 Over Voltage 152Vrms 0 5 cyc tf n a tr na 52 l L G f30Vrmms i0cyc tf lt 8 333 ms tr 8 333ms O CD 130Vrms 3x 1 0 cyc 0 5 apart tf lt 8 333 ms tr 8 333ms 5 L UnderVotagge 52 dc CombiedTmnsient fo vend 70Vrms 1 0 tf lt 8 333 ms tr lt 8 333 ms 130Vrms 1 0 cyc tf 8 333 ms tr 250 ms a Repetitive Transient al Repeats every 500 msec SXF 110 Tests Revision F 2 Condition ration S ver Frequency j ferh 5sec ir 10 mseo i 10 msec o bf Hz sec ir 10 mseo f 10mseo o combined RP E 59 Hz 0 5 cyc tr 10 msec tf 10 msec 61 Hz 0 5 cyc tr 10 msec tf 10 msec SXF 201 Tests Revision F SXF201 Power Interrupt Rev F sd Condition Vnom 115V 50 msec Vlow 105V 50 msec Vhigh 125V 50 msec Vnom 115V 30 msec Vlow 105V 30 msec Vhigh 125V 30 msec Vnom 115V 10 msec Vlow 105V 10 msec J Vnom 115V 50 msec 130Vrms 0 5 cyc tr 250 msec Vnom 115V 50 msec 70Vrms 1 0 cyc tr 107 msec 199 User Manual Lx Ls Series II SXF 301 Tests Revision F SXF301 Abnormal SS Limits Volt and Freq Rev F _ _ Condition ration s L 1
171. ion 6 or call California Instrument s customer satisfaction department for further assistance 57 User Manual Lx Ls Series II arenen ovens Too Ov Table 3 11 Full Load Resistance Lx Series 12000Ls 3 4 6 Ohm 12000Ls 1 1 6 Ohm 13500Ls 3 4 1 Ohm 13500Ls 1 1 4 Ohm 18000Ls 3 3 1 Ohm 18000Ls 1 1 1 Ohm Table 3 12 Full Load Resistance Ls Series 9000Ls 3 6 1 Ohm 9000Ls 1 2 1 Ohm 58 User Manual Lx Ls Series II 3 8 Multi box Configurations MB Option Multi box configurations are identical to a two or three box system except each chassis box has its own controller When connected as a multi chassis system through the system interface the controller in the auxiliary chassis is disabled and the entire system is controller from the master unit Operation is identical to a normal multi box model E g a 9000Lx 2 MB is connected and operated the same way as a 9000Lx 2 While a 9000Lx 2 will have once chassis with a blank front panel a 9000Lx 2 MB will have a controller on both front panels of which only one is used when configured as a 9000Lx 2 The other controller will display a message indicating it is operating as an auxiliary unit The benefit of the MB option is that both units can be separated and operated independently To so do proceed as follows 1 Turn off both units 2 Disconnect the output terminals 1 2 3 COM or A B C NEUT from each other 3 Disconnect the system interface cable bet
172. it 5 4 00 IHarmLimit 7 3 00 MS704 Group 2 Const MS SAC 2 Ithd 12 0 IHarmLimit 3 5 00 IHarmLimit 5 4 00 IHarmLimit 7 3 00 MS704 Group 3 Const MS 3 Ithd 12 0 IHarmLimit 3 5 00 IHarmLimit 5 4 00 IHarmLimit 7 3 00 MS704 Group 4 Const MS_SXF 4 Ithd 12 0 IHarmLimit 3 5 00 IHarmLimit 5 4 00 IHarmLimit 7 3 00 207 User Manual Lx Ls Series II 11 8 4 11 8 5 11 8 6 LxGui MS704 Test Settings Screen Before running a Mil Std 704 immunity test the desired test revision and Power Group must be selected from the Test Settings tab See Figure 11 13 Note that not all power groups are available for all revisions of the Mil Std 704 In particular variable frequency power groups and the 60 Hz power group were added only with revision F Only supported power groups can be selected for a specific test revision Others will be disabled automatically For variable frequency power groups in Revision F TVF and SVF the Nominal frequency at which to perform the test can be selected on the left hand side Available choices are 360 Hz 400 Hz 600 Hz and 800 Hz The Auto cycle setting if checked will cause the selected tests to be repeated for all four frequencies This will increase the total test time by a factor of 4 If the AC source is in three phase mode the phase selection radio buttons may be used to select a specific phase or all three phases If a specific phase is selecte
173. ition ration s ____ Nominal Voltage B Vnoni t5V Fhign407Hz 1800 p Sea C O P 1 E C E ____ J HighVotge 1 00 ek SAC 401 Tests Revision B D _SAC401_ EmergencySS Limits VoltandFreq RevB D Condition Duration s ____ Nominal Voltage B Vnomit5V Fhiga440Hz 1800 ee O al LowVoltage 9 D JjVowiO2V Flow360Hz 0 0 10 0 O 1800 Ss High Voltage Vhigh 124V Fhigh 440 Hz 1800 SAC 401 Tests Revision A C Emergency SS Limits Volt and Freq Rev A C Nominal Voltage Condition _ Bu ration 5 Nomina Voltage A Vnom 115V Flow 360 Hz 1800 Low Voltage C Vlow 104V Fnom 400 Hz 1800 E HighVoltage 1 1 0 F G A a a D 104V Flow 360 Hz 1800 oa PF G Vnom 115V Fhigh 440 Hz 1800 166 User Manual Lx Ls Series II SAC 501 Tests Starting operations are not applicable to AC Utilization Equipment SAC 601 Tests Revision F only SAC601 Power Failure One Phase Condition J A B jomsec Q1 30 9 O 5 C Jp se A O A4 O 60 D SAC 602 Tests Revision F only Not applicable for single phase EUT s SAC 603 Tests Revision F only SAC603 Power Failure Phase Reversal
174. its Switch off each unit at the circuit breaker on the front panel as well as removing the input power from the unit N WARNING Wait 10 minutes for all internal capacitors to discharge Removing Cover Remove the screws securing the top cover and remove it Initial Inspection Make a visual inspection of the unit and ensure all the connectors are properly mated and there are no loose wires 7 6 Factory Assistance If the problem with the cabinet or one of the power modules cannot be isolated contact the factory for assistance 7 7 Fuses See Table 7 2 for replaceable fuses and ratings for each of the sub assemblies in the Lx Ls Power source 120 User Manual Lx Ls Series II 7 8 Replaceable Parts In order to ensure prompt accurate service please provide the following information when applicable for each replacement part ordered a Model number and serial number of the instrument b Argantix part number for the sub assembly where the component is located AMETEK PPD PART c Component reference designator if applicable REF d Component description e Component manufacturers VENDOR All replaceable part orders should be addressed to AMETEK Programmable Power Attention Customer Service 9250 Brown Dear Road San Diego California 92121 United States of America Orders may also be placed using the following fax number 1 858 458 0267 or via email service programmablepower com acre
175. its with HF frequency range option installed are same as standard Ls unit except where noted below 3000Ls HF 4500Ls HF 6000Ls HF 12000Ls 3 HF 18000Ls 3 HF Programming 1000 Hz 0 05 0 25 V from 5V to FS Accuracy gt 1000 Hz 0 1 0 1 KHz 0 3V from 5V to FS Output Noise lt 250 mVaws typical 20 kHz to 1 MHz For output frequencies up to 1000 Hz refer to standard measurement specifications For output frequencies above 1000 Hz see table below Frequency 45 00 5000 0 Hz 0 1 1 digit 0 01 Hz to 81 91 Hz 0 1 Hz to 819 1 Hz 1 Hz gt 819 1 Hz Phase 45 00 100 0 Hz 0 1 100 0 2000 Hz gt 2000 Hz RMS Voltage 0 400 Volts 0 01 Volt lt 1000 Hz 0 05 0 25V gt 1000 Hz 0 1 0 1 KHz 0 3V RMS Current 0 50 Amps 0 5 0 15A 0 5 0 05A 0 001 Amp 0 150 Amps 0 5 0 5A 0 5 0 15A 0 001 Amp 0 00 1 00 1 Multi box systems HF frequency limit is set to 5000 Hz but performance to specification is guaranteed only to 2000 Hz Above 2000 Hz full power may not be available due to amplifier unbalance Current measurements accuracy is affected by system interface cable cross talk above 2000 Hz Frequency measurement specifications valid with output voltage of 30Vrms or higher If output relay is open frequency measurement will return 0 0 Hz 38 User Manual Lx Ls Series II Note Accuracy specifications are valid above 100 counts For multi chassis configurations Curren
176. k labeled COM If the power source is a single phase model or operated in single phase mode all power is available from the A output connection The neutral connection COM is 45 User Manual Lx Ls Series II always required for single phase output mode on a 9000Ls 2 and may be used if needed for the EUT for all three phase output modes The external sense inputs allow the power system output voltages to be monitored directly at the load and must be connected at external sense connector The external sense wires should be run as a twisted pair for short lengths Sense leads over three 3 feet long should be run as a twisted shielded pair Note The output of the power source is isolated from the input line and floating with respect to chassis ground If needed either side HI or LO may be grounded The output power cables must be large enough to prevent a total voltage drop exceeding 196 of the rated output voltage between the power source and the load Note that wires must be sized to accommodate the maximum current that is available This may be a function of the voltage range and phase mode of the Lx Ls model on hand Always use the current available on the low voltage range to size the wires Cable lengths must not exceed twenty five 25 feet For lengths greater than 25 feet calculate the voltage drop from the following formula 2 X DISTANCE X CABLE RESISTANCE PER FT X CURRENT VOLT DROP Note Ensure that output cable le
177. l for long correct command syntax 113 Undefined header Command not Check programming manual for recognized error correct command syntax 120 Numeric data error Data received is not Check programming manual for a number correct command syntax Invalid character in Number received Check programming manual for number contains non numeric correct command syntax character s 123 Exponent too large Exponent in number Check programming manual for exceeds limits correct parameter range Numeric data not Number received Check programming manual for allowed when number is not correct command syntax allowed Block data not allowed Block data was sent Check programming manual for 214 User Manual Lx Ls Series II Ss correct correct command syntax correct command syntax error meu could not Command may be inconsistent with be executed mode of operation Invalid while in local Command issued but Put instrument in remote state before unit is not in remote issuing GPIB commands state Command protected Command is locked Some commands are supported by the out unit but are locked out for protection of settings and are not user accessible 210 Trigger error Problem with trigger Unit could not generate trigger for system transient execution or measurement Trigger ignored Trigger request has Trigger setup incorrect or unit was not been ignored armed when trigger was received Check tran
178. l time in the left window shows 00 00 00 one or more test methods have been selected LxGui MS704 Test Execution Each test method has several steps generally labeled A through Z and AA through RR The number of test steps will differ between test methods Execution can be done for a complete test method In this case all test steps will run in sequence This is the Continuous execution mode Alternatively a single test steps can be executed by selecting the Single Execution mode In this mode the desired test step must be selected using the drop down list in the Execution selection frame It is the user s responsibility to select a test step that actually exists for the selected test method It is not recommended to select more than one test method at a time when using the Single mode as different test methods may not have the same step letter Note that the execution times shown in the right apply to the complete test method s selected They do not reflect the execution time for a single step in Single mode Refer to section 11 7 for specific test times per step 208 User Manual Lx Ls Series II 11 8 7 LxGui MS704 Observations Data Entry Observations of EUT behavior during the test can be entered by the operator in the Observations tab This information will be included in the test report This is a free form text entry field 11 8 8 LxGui MS704 Reports Upon completion of a test it is possible to print a test report There ar
179. le Frequency PowerSource Calibrated Resistive Load Lx Ls Series or AC Power Unit Under Test UUT Source See Note 2 CAUTION Ground Plane Notes LT d Voltage measurements shall be made within 10 cm of UUT input power terminals CAUTION Verify suitability of power supply NEUTRAL and GROUND connections Stimulation amp Monitoring Equipment See Note 4 N e CAUTION Verify suitability of instrumentation inputs and or use appropriate attenuation gt Stimulation and Monitoring Equipment are user defined This functional block shall provide appropriate inputs stimulations and monitor UUT outputs e g RPM signals data etc a CAUTION Verify suitability of variable frequency power source and coupling transformer for distortion spectrum testing Figure 11 12 Required SXF 106 Test Setup SXF 107 Tests Revision F SXF107 Total Voltage Distortion Rev F Condition A o o fDuration s 0596 VTHD VTHD 05 H5 2 7596 H7 1 H9 1 A 0 F 100 H3 2 75 SXF 108 Tests SXF 108 are DC offset tests and are not supported by the Lx Ls Series AC Power sources Contact AMETEK Programmable Power for DC Supply information sales programmablepower com 198 User Manual Lx Ls Series II SXF 109 Tests Revision F SXF109 Normal Voltage Transients Rev F Condition _ rat
180. load resistance values shown in the tables below represent approximately 80 of maximum current for the model configuration and phase mode shown in the low voltage range with 100 Vrms programmed MODEL 3 Phase 3 Phase 1 Phase 1 Phase Load Res Load Curr Load Res Load Curr 6000Lx 2 10 ohms 8 amps 4 ohms 24 amps 9000Lx 2 5 ohms 16 amps 2 ohms 48 amps 12000Lx 2 6000Lx 2 HV 7 ohms 10 amps 2 5 ohms 30 amps 9000Lx 2 HV or 3 5 ohms 20 amps 1 5 ohms 60 amps 12000Lx 2 HV 6000Lx 2 EHV 15 ohms 7 amps 4 8 ohms 21 amps 9000Lx 2 EHV or 7 5 ohms 14 amps 2 4 ohms 42 amps 12000Lx 2 EHV Lx Series Current Measurement Calibration Currents 2 boxes MODEL 3 Phase 3 Phase 1 Phase 1 Phase Load Res Load Curr Load Res Load Curr 9000Lx 3 5 ohms 16 amps 2 ohms 48 amps 13500Lx 3 3 3 ohms 24 amps 1 3 ohms 72 amps 18000Lx 3 9000Lx 3 HV 3 5 ohms 20 amps 1 5 ohms 60 amps 13500Lx 3 HV 2 3 ohms 30 amps 0 83 ohms 90 amps 18000Lx 3 HV 9000Lx 3 EHV 7 5 ohms 14 amps 2 4 ohms 42 amps 13500Lx 3 EHV 5 ohms 21 amps 1 6 ohms 63 amps 18000Lx 3 EHV Lx Series Current Measurement Calibration Currents 3 boxes MODEL 3 Phase 3 Phase 1 Phase 1 Phase Load Res Load Curr Load Res Load Curr 6000Ls 2 7 ohms 10 amps 2 5 ohms 30 amps 9000Ls 2 3 5 ohms 20 amps 1 5 ohms 60 amps 12000Ls 2 6000Lx 2 HV 10 ohms 8 amps 4 ohms 24 amps 9000Ls 2 HV or 5 ohms 16 amps 2 ohms 48 amps 12000Ls 2
181. long enough to reach the final programmed value of 20 Vac e g it should be at least 0 1 sec If not the voltage will never reach the final value of 20 Vac before the next step in the transient list is executed The dwell time may be set longer than 0 1 sec in this example If for example the dwell time is set to 1 0 sec the voltage will ramp from 10 Vac to 20 Vac over a 0 1 sec period and then remain at 20 Vac for 0 9 sec Once the dwell time set for a step in the list expires the next step is entered if available if not execution stops and the output remains at the final values set in the last step of the list Note that while there are parameters for both voltage and frequency level and slew rates there is only one dwell time which applies to each step in the transient list Front panel entry only supports the LIST mode of operation For Pulse and Triggered modes the remote control interface must be used When entering transient lists each list must be entered sequentially starting with step 0 If a list point is not yet set the step number cannot be increased past it The following sample illustrates the use of transient system to program controlled output changes 100 User Manual Lx Ls Series II 0 1 2 3 4 5 6 7 150 Limit Line model specific 400 Hz 110 300 Hz ae 200 Hz 100 Hz 1 000 2 000 3 000 4 000 5 000 Voltage Frequency Figure 4 12 Sample Transient
182. measurement will return 0 0 Hz 22 User Manual Lx Ls Series II 2 1 5 System Specification Trigger Input External trigger source input Requires TTL level input signal Triggers on negative edge Response time 80 100 us Non volatile memory 16 complete instrument setups and transient lists 100 events per list storage 50 User defined waveforms Waveforms Lx Series Sine square clipped user defined Ls Series standard Sine square clipped Ls Series w ADV option Sine square clipped user defined Transients Voltage drop step sag surge sweep Frequency step sag surge sweep Voltage and Frequency step sweep Current Limit Modes Two selectable modes of operation 1 Constant current mode voltage folds back with automatic recovery 2 Constant voltage mode with trip off Relays open IEEE 488 AH1 DC1 DT1 L3 RL2 SH1 SR1 T6 Requires GPIB option IEEE 488 2 and SCPI on Ls Series Response time is 10 ms typical LAN Ethernet RJ45 Connector 10BaseT 100BaseT or 1000BaseT LAN Option Data transfer rate 460 800 bps Protocol TCP IP Note If CLAN is installed RS232C interface is disabled RS232C Baud rates 9600 19200 38400 57600 and 115200 Data bits 8 Start bits 1 Stop bits 1 Parity None Syntax SCPI Response time is 10 ms typical 115200 baud USB Standard USB 2 0 peripheral Data transfer rate 460 800 bps Syntax SCPI Note Use of the USB port to control more than one power s
183. mode to be set to FSTR This can only be done over the bus using the OUTP TTLT MODE FSTR command This mode is compatible with the Cl L Series The Trigger Output Trig Out1 function strobe is an active low TTL signal with a duration of no less than 400 usec Clock and Lock Mode Enables two or more independent Ls Lx power systems to be phase synchronized to each other One system LKM acts as the master the other s LKS as auxiliaries The LKS units are synced to the LKM unit Refer to section 3 9 for details on Clock and Lock mode Trigger Input A TTL input signal may be used as an external trigger source for output changes programmed on the AC power source transient system This requires the trigger source to be set to EXT This can only be done over the bus 1 Note Early production models may have an active high Trig Out1 polarity 27 User Manual Lx Ls Series II 2 6 Available Options Lx Series Output Options Auxiliary outputs 5 VAC and 26 VAC 400 Hz Output D and E 135 270 V range output 200 400 V range output HF High frequency option Increases output frequency to 5000 Hz single chassis configurations or 2000 Hz multi chassis models LF Low frequency option Limits maximum output frequency to 500 Hz Firmware Options 160 RTCA DO 160D test firmware Includes RCTA DO160D section 16 Change 2 and EURO CAE 14D AC tests only Mil Std 704 test firmware MIL704 Includes AC tests f
184. n a 19 instrument cabinet The units are fan cooled drawing air in from the side and exhausting at the rear The back of each unit must be kept clear of obstruction and a 3 clearance must be maintained to the rear Special consideration of overall airflow characteristics and the resultant internal heat rise must be considered at all times to avoid self heating and over temperature problems Multi chassis configurations such as the 9000Lx 2 or 9000Ls 2 consist of two self contained 4500Lx or 4500Ls power sources They must be connected through the system interface using the supplied DB25 to DB25 cable Output wiring from each chassis to the EUT must be of equal wire gage and length to ensure proper current sharing between units Note that for multi chassis systems it is recommended to turn the Master unit ON first and then the Auxiliary unit s To turn the system off turn OFF the Auxiliary unit s first and then the Master unit User Manual Lx Ls Series II IEEE 488 TRIGGER SAA gt FLT IN OUT 1 RPV AUX OUTPUT OUTPUT OUTPUT SAFETY COVER TO MASTER INTERFACE SERIAL TAG VOLTAGE INPUT 9 RATING rh INPUT SAFETY COVER Figure 3 1 Rear Panel Connector Locations Lx Series 43 User Manual Lh Xy J7 36 27 31 14 J5 IEEE 488 O oy Z J3 DFI INH FSTB TRIG RPV AUX OUTPUT OUTPUT TB1 TO MASTER INTERFACE J6 EXT SENSE
185. n External sync mode Units with firmware revision 1 5 or higher will revert back to Internal Sync mode Mode Selection Units with firmware revision less than 1 5 When switching between INT and EXT sync mode the output of the AC source will be dropped momentarily Units with firmware revision 1 5 or higher When switching form INT to EXT sync mode the internal frequency is set to the detected ext sync frequency first then the mode is switched to external sync This sync process takes about 200 msec so there will be this much delay between receiving the EXT sync command and the actual change of sync mode The output does not drop out during this time Restrictions Frequency cannot be programmed in external sync mode Frequency transient list system is not available in sync mode Transient list dwell times are not correlated to external sync but based on internal timebase Units with firmware revision 1 5 or higher When switching from INT to EXT sync mode the difference between the internal frequency present at the time and the external sync frequency may 34 User Manual Lx Ls Series II Parameter Supplemental Specification not exceed 200 Hz 35 User Manual Lx Ls Series II 2 7 Available Options Ls Series Output Options Auxiliary outputs 5 VAC and 26 VAC 400 Hz Output D and E 156 312 V range output 200 400 V range output High frequency option Incre
186. n the four fields use the decimal point key on the keypad or the Frequency shuttle Any change to this value will NOT take effect until after power on the unit has been cycled HostBits Number of host bits as opposed to network bits in network mask A CIDR class C network uses 24 network bits and 8 host bits Class A 24 Class B 16 This value can be changed by pressing the SET key and entering a new value from the keypad Any change to this value will NOT take effect until after power on the unit has been cycled EXER Port No TCP remote port number This value must be set to 5025 SCPI to support the built in web page This value can be changed by pressing the SET key and entering a new value from the keypad Any change to this value will NOT take effect until after power on the unit has been cycled Pr u LAN Default LAN default setting can be achieve by selecting the Mac address screen and press the set key followed by the Enter key Press the Enter key again to confirm The IP address is setto DHCP or AUTO IP 87 User Manual Lx Ls Series II 4 2 9 1 CALIBRATION Menus The measurement calibration menu can be used to perform routine calibration of the internal measurement system The recommended calibration interval is 12 months To enter the calibration screens the calibration password must be entered first Note Refer to chapter 6 for details on routine calibration procedures and equipment
187. ng 28 User Manual Lx Ls Series II External Trigger input is standard Line sync and External sync are mutually exclusive External Trigger input and External sync are mutually exclusive Units with LKS auxiliary cannot have Line Sync or External Sync 2 6 1 HV Option Lx Series Supplemental Specifications Specifications for Lx units with HV voltage range option installed are same as standard Lx unit except where noted below Voltage Ranges L N High range 0 270 Vrms Maximum Current at Full Power Note Current maximum amps per phase available at on low voltage range 3000Lx and 4500Lx operate in constant power mode up to currents shown at reduced voltage See Figure 2 1 For 9000Lx 2 and 12000LX 2 currents are 2 x 4500Lx and 6000L x For 13500Lx 3 and 180001 3 currents are x 4500Lx 6000Lx Model 3000Lx HV 4500Lx HV 6000Lx HV Single Phase Mode 44 4 A 44 4 A 44 4 A Max RMS low Vrange Three Phase Mode 14 8A 14 8A 14 8A Max RMS low Vrange per phase Current derates linearly from 50 of voltage range to 20 of specified current at 10 of voltage range Current in High voltage range is reduced by a factor of 2 For 9000Lx 2 HV and 12000Lx 2 HV currents are 2 x 4500Lx HV and 6000Lx HV For 13500Lx 3 HV and 18000L x 3 HV currents are x 4500Lx HV and 6000Lx HV Maximum Current at Full Scale Voltage 3000Lx HV 4500Lx HV 6000Lx HV Single Phase Mode 22 2 33 3 A 44
188. ngths from Master and Auxiliary chassis to EUT are of identical length 46 User Manual Lx Ls Series II 3 5 2 Output Terminal Block OUTPUT Each 3000 4500 6000Lx Ls chassis has a single AC output terminal block For tabletop operation of a single chassis system the output terminal block must be covered using the supplied AC Output safety cover The terminal blocks are large enough to accommodate required wire gauge sizes The terminal block is located in the upper left corner on the rear panel of the unit Looking from the back Multi chassis configurations have two or more output terminal blocks one on the master Lx Ls chassis and one of the auxiliary Lx Ls chassis For operation as a multi chassis system the outputs of all Lx Ls chassis must be connected together using the additional terminal blocks provided in the Lx Ls ship kit Keep the wire lengths between each chassis and this common terminal block the same See Figure 3 3 for output wiring diagram Connector Terminal Mode EE Ls ease 1 3 Phase amp 1 Phase 91 A 2 3 Phase 2 3 3 Phase 93 B 4 Common Neutral COM NEUT Table 3 1 Output Terminal connections 47 User Manual Lx Ls Series II 3 5 3 Multi chassis Output Wiring Diagram Figure 3 3 shows the required output connections for a 9000Lx 2 or 9000Ls 2 two chassis system rear view perspective Always turn off AC mains power to the 9000Lx 2 or 9000L
189. nt or voltage must be entered for the corresponding calibration value Make the indicated adjustments by typing in the desired display value This should be the value indicated by the external DVM If a 10 mOhm current shunt is used for current 300 mV represents 30 amps The Calibration Load Table shows required load bank settings for the current measurement calibration procedure The current should be calibrated in the lowest voltage range only Highest current range The current measurement calibration must be performed for Phase A in both single and three phase mode and for phase B and C in three phase mode only PARAMETER POWER SYSTEM Model 3000Lx 3000Lx 4500Lx 4500Lx 6000Lx 6000Lx 1 Phs 3 Phs 1 Phs 3 Phs 1 Phs 3 Phs Max current 120 V Lo 4 80 14 40 3 20 9 6 O 240 7 2 Q Vrange 3 kW 1 kW 4 5 kW 1 5 kW 6 kW 6 kW Table 6 1 Calibration Load Values Single chassis configurations PARAMETER POWER SYSTEM ELLE gt 9000Lx 2 9000Lx 2 12000Lx 2 12000Lx 2 1 phs mode 3 phs mode 1 phs mode 3 phs mode Max current 120 V Lo 1 60 4 8 Q 120 3 60 Vrange 9 kW 3 kW 12 kW 4 kW Model gt 13500Lx 3 13500Lx 3 18000Lx 2 18000Lx 3 1 phs mode 3 phs mode 1 phs mode 3 phs mode Max current 120 V Lo 0 96 Q 3 20 0 8 0 7 20 Vrange 13 5 kW 4 5 kw 18 kW 6 kW Table 6 2 Calibration Load Values Multi chassis configurations 108 User Manual Lx Ls Series II 6 3 1 Measurement Cal AC AC Volt Full scale Turn OFF the ALC mode first
190. nt list All other registers also save the transient list Recalls the selected setup and transient list to memory Setup only for Reg 0 The left knob Voltage may be used to scroll through the available list of setup register numbers Use the ENTER key to perform the recall operation Register 0 can be assigned as the power on state setup from the CONFIGURATION menu A valid setup must be saved in REGO to do so Note that REGO only saves the setup not the transient list All other registers also save the transient list 84 User Manual Lx Ls Series II 4 2 9 CONFIGURATION Menu The configuration menu may be used to configure various aspects of the instrument such as the serial port IEEE 488 GPIB address and the power on settings of the supply ENTRY DESCRIPTION ADDRESS 0 31 Sets the selected IEEE GPIB bus address for the optional IEEE GPIB interface Factory default is address 1 The left knob Voltage can be used to scroll through the 0 through 31 address range Do not use address 0 as this address is typically reserved for the GPIB controller BAUD RATE 9600 Sets the baud rate for the RS232C serial 19200 communications port The same setting applies to 38400 the internal baud rate used to interface with the 57600 USB and LAN interface of the power source 115200 Factory default is 38400 baud Available settings 230400 are 9600 through 460800 baud for RS232C 460800 Note For USB use you must set the baud
191. oard that plugs into the backplane motherboard The controller contains the main oscillator which generates the sine wave signal setting the frequency amplitude and current limit level It also senses the output voltage to provide closed loop control of the output The controller also handles all user interface and remote control related tasks The function of each of the two boards that make up the controller module is described in the following paragraphs 5 2 1 Programmable Controller This board assembly A7 consists of the components for the CPU DSP generating all three Phase waveform signals to the power amplifier and all of the program waveform and data memory In addition this board contains the circuits for all measurements The clock and lock circuit required to support the clock and lock mode of operation of multiple Lx Ls units is also on this board assembly 5 2 2 Keyboard Display Board The keyboard display assembly is assembly A9 and is mounted to the front panel If the Lx Ls System is used over one of the remote control interfaces the keyboard functions can be locked out by asserting the REMOTE state See the Lx Ls Series Programming Manual P N 9003 961 for details 105 User Manual Lx Ls Series II CAUTION VOLTAGES UP TO 504 VAC AND 710 VDC ARE PRESENT IN CERTAIN SECTIONS OF THIS POWER SOURCE THIS EQUIPMENT GENERATES POTENTIALLY LETHAL VOLTAGES DEATH ON CONTACT MAY RESULT IF PERSONNEL FAIL TO OBSERVE
192. odF 25Hz V 25Vms 1800 j TVF 105 Tests Revision F TVF105 FrequenoyModulation RvF Condition Duration Runat400 Repeatat362 600and798Hz B JjfmodF 5Hz se FmodAmp 4Hzt2Hz 1800 D jEmodF 25 FmodAmp 4Hzr2Hz 1800 190 User Manual TVF 106 Tests Lx Ls Series II Voltage distortion spectrum test require the use of additional external equipment In particular a high bandwidth 100Khz AC source a high frequency coupling transformer and coupling network as shown in figure TVF106 1 of the Mil Std 704 standard For this test the Lx Ls Series AC source can be programmed to a steady state condition of 360 400 600 and 800 Hz and Vnominal of 115 Vrms or 230 Vrms True RMS Frequency Spectrum Voltmeter Counter Analyzer Ses Note 4 Ses Note 4 Note 4 I i Varlable Frequency Coupling PowerSource XMFR See Note 6 CAUTION AAA See Note 7 Lx Ls Series AC Power Source Z om 10cm IF USED Calibrated Resistive Load or Unit Under Test UUT CHASSIS Ground Plane Notes s Ps Eta 1 Voltage measurements shall be made within 10 cm of UUT input power terminals For 3 phase 4 wire equipment neutral connection to also be
193. of the LKS unit determines the power on state for the clock setting When set to STAN Stand alone operation the unit powers up with INT clock When set to CLK LOC mode it powers up in EXT clock mode suitable to clock and lock system operation See section 4 2 5 for details 3 9 2 Frequency measurements on LKS units Lx or Ls models configured with the LKS option used in a clock and lock configuration will not accurately measure frequency if the programmed frequency of the master unit LKM exceeds 2000 Hz unless the frequency setting of the LKS is set to the a value close to the programmed frequency of the LKM master unit Setting the LKS programmed frequency when it is operating as a clock and lock auxiliary does not affect its actual output frequency as it is controlled by the LKM master unit This provides the controller with the required information to accurately measure the frequency 60 User Manual Lx Ls Series II 3 9 3 Lx versus Ls Differences The Lx and Ls Series differ in how to control the phase angle of phase 1 A On the Ls series setting the phase angle for phase A on the auxiliary unit will result in all three phases of the auxiliary unit shifting by the same amount Thus programming the auxiliary unit to 60 on phase A will result in a 60 degree offset between the two phase A outputs B outputs and outputs On the Lx Series programming phase 1 of the auxiliary unit does not rotate phase B and C on the au
194. of the AC source If the Lx Series is used over the bus the VOLT MAX query command can be used to determine the maximum allowable RMS voltage for the selected waveform Using the returned value as part of a program will prevent range errors 4 4 5 Frequency Response Restrictions The user may create a waveform that contains any number of harmonic frequencies of the fundamental The AC Source itself however has a finite signal bandwidth and will attenuate higher frequency components of the signal To limit the maximum frequency component of the output signal the controller automatically applies a band pass filter to all custom waveforms as they are downloaded The controller implements the following process for user defined waveforms Each down loaded waveform will have a computed frequency limit that is less than or equal the maximum frequency limit of the AC source The frequency limit is a function of the harmonics content of the waveform and will follow the equation below Fmax Fmax level hn If Fmaxh is below the minimum frequency limit the waveform will be rejected at down load time and the label will be deleted from the waveform catalogue If the Lx Series is used over the bus the FREQ MAX query command can be used to determine the maximum allowable fundamental frequency for the selected waveform Using the returned value as part of a program will prevent range errors Limits assume a program of full scale voltage
195. of the Pulse transient the output voltage returns to its previous value Parameters required to set up a Pulse transient include the pulse count pulse period and pulse duty cycle An example of a Pulse transient is shown in Figure 4 10 In this case the count is 4 the pulse period is 16 6 ms or 60 Hz and the duty cycle is 33 Figure 4 10 Pulse Transients Note that Pulse transients can only be programmed over the bus not the front panel Refer to the SCPI Programming Manual for more information about programming Pulse transients and triggers 4 7 5 List Transients List transients provide the most versatile means of controlling the output in a specific manner as they allow a series of parameters to be programmed in a timed sequence The following figure shows a voltage output generated from a list The output shown represents three different AC voltage pulses 160 volts for 33 milliseconds 120 volts for 83 milliseconds and 80 volts for 150 milliseconds separated by 67 millisecond zero volt intervals Transient list programming is supported from the front panel and may be accessed by selecting the TRANSIENTS screen Transient lists can also be programmed over the bus Refer to the SCPI Programming Manual for more information about programming List transients and triggers over the bus Figure 4 11 List Transients The list specifies the pulses as three voltage points point 0 2 and 4 each with its
196. ol Function Table RS232 Serial Control Interface Table 3 8 IEEE 488 GPIB Control Interface See IEEE 488 standard for pin out Optional on Ls LAN Ethernet Interface Optional on Lx and Ls USB USB Control Interface System Interface Function Table Master Connects to Master DB25 MALE Auxiliary Connects to Auxiliary DB25 FEMALE Lx Series Other Function Table 51 User Manual Lx Ls Series II Connector SMA Connectors Discrete Fault Indicator Table 3 4 Remote Inhibit Table 3 4 Trigger Out1 Table 3 4 Function Strobe Trigger In1 Table 3 4 RPV N A Table 3 4 BNC Connectors Clock Table 3 6 LKM LKS option Lock Table 3 6 Ls Series Other Function Table SMA Connectors Discrete Fault Indicator Table 3 4 J7 36 J7 27 Table 3 4 Remote Shutdown Function Strobe Table 3 4 Trigger Table 3 4 RPV N A Table 3 4 BNC Connectors J1 Clock Table 3 6 LKM LKS option J2 Lock Table 3 6 Table 3 2 Rear Panel Connectors 3 6 1 AC Input Connector INPUT See section 3 4 for details on connecting AC input power Labeled INPUT on Lx models INTPUT TB3 on Ls models INPUT Designator Designator Direction Connection Lx Series Ls Series Description 1 L1 OA Input AC Line 2 L2 Input AC Line 3 L3 OC Input AC Line 4 GND Gnd symbol Chassis Ground Table 3 3 AC Input Terminal Block Connection Description 3 6 2 SMA Connector
197. olt second product of he wave waveform exceeds shape exceeds form magnitude and time in the and transformer volt second output transformer half of wave form rating capability Command only applies Command not Do not use command to RS 232 interface relevant for GPIB interface A Trigger received before Data acquisition pre Hold off trigger or reduce pre trigger requested number of trigger buffer not delay pre trigger readings filled yet Requested RMS current Max RMS current is Reduce programmed RMS current too high for voltage function of voltage limit or select low voltage range range range selected Waveform data not No waveform name Specify waveform name before defined specified sending waveform data 607 VOLT VOLT SLEW and Conflict between Reduce slew or change waveform FUNC SHAPe modes wave shape and type incompatible programmed slew 608 Measurement Measurement data overrange out of range Output buffer overrun Too much data in Check receive mode on application 217 User Manual Message String Cause Command cannot be given with present SYST CONF setting 610 Command conflicts with available hardware or firmware option settings Output volt fault Output voltage does not match program value when ALC is on Over load Voltage kick back No output voltage Current limit exceeded Current limit fault Temperature fault Amplifier heat sink
198. oltage modulation I uuu u 128 Normal VoltageSurge Sequence u 132 Normal Frequency Transient Sequence u 133 Normal Frequency Variation Sequence L nne nennen 133 Emergency Voltage and Frequency Minimum mener 134 Emergency Voltage and Frequency Maximum 134 Emergency Voltage Unbalance 135 Abnormal Voltage Minimum n nnnm nennen 136 Abnormal Voltage Maximum EROR RER LEE 136 Abnormal Voltage Unbalance ener nennen rennen nnne nennen 137 Abnormal Frequency Transient u nnne nenne nennen 138 Steady state Voltage eee eee l tee US t De N oed 143 Steady state frequency oi i dee eiie Ai lan n CH RR RE a vee De ds 144 Erequency ModulatlOni icr ee ERU HERR ERES 144 Abnormal Over Frequency 1 ncn tate deter en etru Leute draco Least ci cede e 148 Abnormal Under Frequency me e eet ferte due pL cog edes 148 DOT60 Test Groups ineo E Ree PE i PH CE ROME GRE 150 Test Selections aee ie rb eit cete e creme re eas n e D EE e ER E ie DEM ay ded 153 Steady state auia cert eee roa pa ca o a Eds 154 Error Messages uu an a n eee epu AR
199. on A F G H Abnormal Voltage Transients Rev A Duratien s J S 1 o CombiedTmnsent 45Vrms 20 msec tf 1 25 ms tr 1 25 ms 180Vrms 75 msec tf lt 1 25 ms tr 50 ms 164 User Manual Lx Ls Series II SAC 303 Tests Revisions B C D E F SAC303 Abnormal Frequency Transients Rev B C D E F Condition Duration s ____ Over Frequency B 480Hz 4 78 sec tr 160 msec tf 160msec ponder Frequency D 820Hz 4 78 sec tr 160 msec tf 160 msec Combined f E 320 Hz 0 5 cycle tr 160 msec tf 160 msec 480 Hz 0 5 cycle tr 160 msec tf 160 msec SAC 303 Tests Revision A _SAC303_ Abnormal Frequency Transients Rev A Condition 1 ration s Lo Over Frequency B 480Hz 6 69 sec tr 333 msec tf 60 msec 76 C O D O Under Frequency 4 320 Hz 0 5 cycle tr 333 msec tf 60 msec 320 Hz 6 69 sec tr 333 msec tf 60 msec 320 Hz 0 5 cycle tr 333 msec tf 333 msec 480 Hz 0 5 cycle tr 333 msec tf 333 msec 165 User Manual Lx Ls Series II SAC 401 Tests Revision E F _SAC401_ Emergency SS Limits Volt andFreq RevE F j e Cond
200. or 801 Output Voltage fault if regulation cannot be maintained and the programmed output voltage is 10Vrms or higher No error is generated for settings below 10 volt In most situations the ALC mode should be set to REG or ON for optimal performance Note The ALC mode only functions for programmed output voltages above 5 Vrms VOLT REF Selects internal or external voltage programming Select INT for programming of voltage from the front panel or over the bus Select EXT to use the RPV The RPV input expects a 0 to 10 Vdc signal for 0 to full scale AC output voltage 77 User Manual Lx Ls Series II NO OUTP Selects SINGLE or THREE phase mode of operation In SINGLE phase mode all current is delivered to the 21 and COM terminals of the OUTPUT terminal block Note that even in SINGLE phase mode a voltage is present at 92 and 23 terminals Connect only a single phase load when operating in single phase mode ST PHASE Selects the start phase angle for output changes made to either voltage or frequency This allows changing the output at a specific phase angle The Output on off key also uses this phase angle setting to program the output voltage up to the set level after the output relay is closed The default value for this field is RAND To set the start phase angle set the cursor to the ST PHASE field and use either shuttle knob to adjust between 360 To set to RAND use the BACK key 78
201. or Revisions D and E Mil Std 704 test firmware MS704 Includes AC tests for Revisions A through F Airbus ABD0100 1 8 Tests ABD Includes tables A B and C This option can only be used with the provided LxGui Windows software Airbus AMD234 Tests AMD This option can only be used with the provided LxGui Windows software Boeing 787B3 0147 Tests B787 This option can only be used with the provided LxGui Windows software Misc Options L22 Locking Knobs Shaft lock screws replace knobs to prevent turning of Voltage and Frequency shuttles LAN Ethernet LAN interface connection RJ45 connector Note When installed RS232C interface is disabled LKM Clock and Lock Master Enables synchronizing outputs of two Lx AC sources one acts as master This mode supports a frequency range of 45 to 819 Hz on standard Lx Ls models See section 3 9 Clock and Lock Auxiliary See LKM for details see Notes See section 3 9 NS MB Multi box option Provides additional controller s on 9000Lx 2 12000Lx 2 13500Lx 3 or 18000Lx 3 configurations allowing system to be separated into individual functional units Set of 2 Rack mount slides Left and Right Recommended to mount Lx Chassis in 19 inch instrument cabinet Replaces standard Lx numeric keypad keyboard display with Ls type dual shuttle knob style keyboard display Remote programming voltage DC voltage input 0 to 10 VDC for 0 to full scale output voltage programmi
202. ource from a single PC is not recommended as communication may not be reliable Use GPIB interface for multiple power source control 2 1 6 Unit Protection Input Over current Input Circuit breaker This breaker protects the equipment only and is not a branch protection device AC input connection should be make using a suitable branch protection device per local electrical code Input Over voltage Surge protection to withstand EN50082 1 IEC 801 4 5 levels Transients Output Over current Adjustable level constant current mode with programmable set point Output Short Circuit Peak and RMS current limit 23 User Manual Lx Ls Series II Over temperature Automatic shutdown 24 User Manual Lx Ls Series II 2 2 Mechanical Dimensions Height 10 5 inches 26 7 cm 3000Lx 4500Lx 6000Lx 21 inches 53 4 cm 9000Lx 2 12000Lx 2 31 5 inches 80 1 13500Lx 18000Lx 3 Depth 23 inches 58 4 cm Width 19 inches 48 3 cm All dimensions are per chassis For 2 or 3 model configurations multiply height by 2 or 3 for total height Width includes integrated front panel rack mount ears Equipment Rack depth 25 inches 63 5 cm requirement Unit Weight Net 175 lbs 79 4 Kg approximately Per chassis Shipping 210 Ibs 95 3 Kg approximately All weights are per chassis For 2 or 3 model configurations each chassis is packaged individually Steel chassis with aluminum top cover Finish Anodized extern
203. panty suem CY mea J o e 0 qsemse wewetomrnme pos menie as 3 mess Sese Rom 1 e eone7a7 Emboss essei 1 5 wa o o ws Srem nens omnem ERES EE S 7004 709 1 Keyboard Display board Rotary knobs CI 1 Std on Ls RP option on Lx 6005 702 1 Keyboard Display board Decimal CI 1 Keypad Std on Lx KP option on Ls 241182 Fan 4 24 VDC Rotron MD24B2 1 Nidec B31257 10 EBM 4292H 121 User Manual Lx Ls Series II REF Sub PART DESCRIPTION MNF P N B2 241183 Fan 6 24 VDC Rotron JQ24B4 1 NMB 5920PL 05W B50 D00 EBM 6424 208 V Input Models 208 270230 Raychem RUE600 270220 Circuit breaker 40A 240V Airpax IELK1111 31311 2 V 250412 Lamp neon amber 125V IDI 1050QN3 611295 Electrolytic Cap 3900uF 400V CDE 1 2 4 1 500R392T400DE2B 500X442T450DF2A 400 V Input Models 400 7004 712 1 Input Power Supply Sa a 270193 Fuse 7A 250V Slow Blow LittleFuse 313007 kd cl 3 CB1 270221 Circuit breaker 15A 415V Airpax IELK1111 31311 1 V C27 611305 Electrolytic Cap 3900uF 350V CDC 550392T350DC2B 611306 Electrolytic Cap 1600uF 350V CDC 2 550162T350BC2B F1 Lo C17 18 7004 710 1
204. r 0 01 resolution 0 02 accuracy 6 2 Calibration Screens The calibration screens for output or measurement calibration can be selected from the MENU screen Press MENU button several times to toggle to select the CALIBRATION screen To select the CALIBRATION screen press the or key several times to select PASSWORD Then press the ENTER key This will bring up the PASSWORD screen To prevent unauthorized access to calibration data a password must be entered to access any calibration screen The calibration password is an numeric value equal to the high voltage range limit typically 300 on a Lx Series and 270 on a Ls Series Units with a HV or EHV output range option may have a different high voltage range value and corresponding calibration password Check the serial tag label or the LIMIT screen when in doubt The password can be entered using the Voltage shuttle to dial in the number The password can also be entered using the Keypad if present Once the correct value is set press the ENTER key Once set the calibration screens remain accessible until the Lx unit is powered down If you leave the calibration screen and return toggle the value up or down and back followed by the ENTER key to re engage the calibration mode On Lx systems or Ls systems with three phase output capability use the PHASE key on the front panel to select the phase to be calibrated To select the MEASUREMENT CALIBRATION screen follow the same s
205. r higher When switching form INT to EXT sync mode the internal frequency is set to the detected ext sync frequency first then the mode is switched to external sync This sync process takes about 200 msec so there will be this much delay between receiving the EXT sync command and the actual change of sync mode The output does not drop out during this time 40 User Manual Lx Ls Series II Parameter Supplemental Specification Restrictions Frequency cannot be programmed in external sync mode Frequency transient list system is not available in sync mode Transient list dwell times are not correlated to external sync but based on internal timebase Units with firmware revision 1 5 or higher When switching from INT to EXT sync mode the difference between the internal frequency present at the time and the external sync frequency may not exceed 200 Hz 41 User Manual Lx Ls Series II 3 Unpacking and Installation 3 1 Unpacking AN Inspect the unit for any possible shipping damage immediately upon receipt If damage is evident notify the carrier DO NOT return an instrument to the factory without prior approval Do not destroy the packing container until the unit has been inspected for damage in shipment If possible retain the container in the event the system ever has to be returned to the factory for either repair of upgrades WARNING This power source weighs approximately 175 lbs
206. r to the Lx Ls Series Programming Manual P N 7004 981 KP Replaces standard Ls dual shuttle knob keyboard display with Lx type numeric keypad style keyboard display L22 Locking Knobs Shaft lock screws replace knobs to prevent turning of Voltage and Frequency shuttles LAN Ethernet LAN interface connection RJ45 connector Note When installed RS232C interface is disabled LKM Clock and Lock Master Enables synchronizing outputs of two Lx AC sources one acts as master This mode supports a frequency range of 45 to 819 Hz on standard Lx Ls models See section 3 9 36 User Manual Lx Ls Series II Clock and Lock Auxiliary See LKM for details See Notes see section 3 9 M MB Multi box option Provides additional controller s on 9000Ls 2 12000Ls 2 1350015 3 or 18000Ls 3 configurations allowing system to be separated into individual functional units RMS Set of 2 Rack mount slides Left and Right Recommended to mount Lx Chassis in 19 inch instrument cabinet RPV Remote programming voltage DC voltage input 0 to 10 VDC for 0 to full scale output voltage programming Notes External Trigger input is standard Line sync and External sync are mutually exclusive External Trigger input and External sync are mutually exclusive Units with LKS auxiliary cannot have Line Sync or External Sync 2 7 1 HV Option Ls Series Supplemental Specifications Specifications for Ls units with HV voltage range option
207. rammed over the bus by sending the MEAS THD MODE FUND command At power up or after a reset command the mode will revert back to RMS PEAK CURR This readout reflects the peak current value detected at the output To measure inrush current for a unit under test open the output relay and reset the peak current value using the PEAK CURR RESET entry Then program the output voltage and frequency and turn on the output relay The peak current measurement will continuously track the maximum current value detected until reset PHASE Relative voltage phase angle measurement with respect to phase A Update Program Functions from Measurement Screen The Shuttles can be used to update voltage and frequency settings from the measurement screen While the measurement screens is visible the Voltage and Frequency shuttle continue to operate Frequency measurements on LKS units Lx or Ls models configured with the LKS option used in a clock and lock configuration will not accurately measure frequency if the programmed frequency of the master unit LKM exceeds 2000 Hz unless the frequency setting of the LKS is set to the a value close to the programmed frequency of the LKM master unit Setting the LKS programmed frequency when it is operating as a clock and lock auxiliary does not affect its actual output frequency as it is controlled by the LKM master unit It does provide the controller with the required information to ac
208. rate to 460800 For LAN use any baud rate can be used but 460800 is recommended Either shuttle knob can be used to scroll through these selections POWER ON REGO Selects either non volatile REGO to be recalled RST automatically at power on or factory default RST Factory default is RST which recalls the factory settings Note that to use REGO for power on default the contents of the register must be programmed first See section 4 2 8 If an empty register is selected the power source will revert back to RST factory setting This is an information only field that displays the controller operation mode For single stand alone Lx Ls unit the mode is always MASTER Alternatively the auxiliary mode may be detected if the system interface cable at the rear panel is plugged in and connected to another Lx Ls unit In AUX mode the AC source is controlled by another User Manual Lx Ls Series II ENTRY DESCRIPTION unit Master unit The controller will be disabled and has no control over the amplifiers the measurements or any other function A message will be displayed at power indicating it is in Auxiliary mode You can press any key to get in the menus but no control is possible LANGUAGE SCPI The standard bus syntax used by the Lx Ls Series APE is the Standard Commands for Programmable ABLE Instruments SCPI If an alternative syntax such as APE Abbreviated Plain English or ABLE Atla
209. ration mode the voltage and frequency slew rates rate of change are always at their maximum of 2E5 V s and 2E5 Hz s Slew rate programming is only possible over the IEEE 488 RS232C LAN or USB bus On power up the AC source always reverts to the maximum slew rate for both voltage and frequency 4 7 2 Using Transient Modes The voltage can be programmed in the following transient operating modes STEP Causes the output to permanently change to its triggered value PULSE Causes the output to change to its triggered value for a specific time as determined by the Pulse menu parameters LIST Causes the output to sequence through a number of values as determined by points entered in the List menu FIXED Disables transient operation for the selected function 4 7 3 Step Transients Step transients let you specify an alternate or triggered voltage level that the AC source will apply to the output when it receives a trigger Because the default transient voltage level is zero volts you must first enter a triggered voltage before you can trigger the AC source to change the output amplitude Step transients can only be programmed through the bus not the front panel Refer to the SCPI Programming Manual for more information about programming Step transients and triggers 98 User Manual Lx Ls Series II 4 7 4 Pulse Transients Pulse transients let you program the output to a specified value for a predetermined amount of time At the end
210. ree DC AC invertors amplifiers one for each phase The AC input converter also generates the required DC bias supply voltages to power the auxiliary circuits of the power source such as the programmable controller and keyboard display The output of each amplifier is fed through an output transformer which steps the output voltage to the required 150 V AC RMS or 300 V AC RMS output range The output transformers provide the required isolation between input and output and also block any DC at the output of the power source The CPU controller oscillator assembly generates the reference waveforms and provides frequency amplitude and current limit control A current and voltage sense board is located at the top right of the unit above the transformers and is used to sense all output current and voltage for both control and measurement purposes The current sensor board in conjunction with the CPU controller also supports the programmable RMS current limit function To obtain higher power levels two 4500Lx 4500 VA power sources are paralleled together to form a 9000V VA three phase AC source This is accomplished through the system interface which routes the required analog and digital signals from the 4500Lx master unit with controller front panel to the 4500Lx auxiliary 5 2 Controller Assembly The Controller Assembly is located on the front panel the Lx Ls master unit The controller assembly consists of a single printed circuit b
211. ries AC source can be programmed to a steady state condition of 400 Hz and Vnominal of 115 Vrms or 230 Vrms True RMS Frequency Spectrum Voltmeter Counter Analyzer Ses Note 4 Ses Nolte 4 Note 4 1 il Variable Fi Coupling PowsrSowoe XN See Note 6 CAUTION LAAAS Lo See Note 7 legi Calibrated Resistive Load A or Lx Ls Series is Unit Under Test AC Power See Note 2 N UUT Source a 10cm 5 bd CHASSIS Ground Plane Notes s Z 1 Voltage measurements shall be made within 10 cm of UUT input power terminals 2 For 3 phase 4 wire equipment neutral connection to also be made within 10 cm of UUT input power terminals For 3 phase 3 wire equipment line to neutral measurements to be made with neutral connection made to power supply neutral Stimulation amp Monitoring 3 CAUTION Verify suitability of power supply NEUTRAL and GROUND connections Equ ipment 4 CAUTION Verify suitability of instrumentation inputs and or use appropriate attenuation See Note 5 5 Stimulation and Monitoring Equipment are user defined This functional block shall provide appropriate inputs stimulations and monitor UUT outputs e g RPM signals data etc o CAUTION Verify suitability of variable frequency power source and coupling transformer for distortion spectrum testing Coupling Tran
212. s Lx Series SMA connectors Functions are called out on rear panel decal Table 3 4 shows connections from left to right when standing at the rear of the Lx cabinet SMA connectors are small high frequency capable coax connectors that can be screwed down securely to prevent signal loss Adaptor for SMA to BNC conversion are readily available To connect these signals using more conventional BNC cables SMA Male to BNC Female adapters may be used These are available from www pasternack com P N PE9074 PE9074 Adaptor 52 User Manual Lx Ls Series II WW S E Discrete Fault Indicator output Isolated Open Collector active high output with internal pull up to 5Vdc Can be used to signal external devices when a fault condition is detected Remote Inhibit TTL input TRIGGER Trigger Output TTL output The Trigger Output Trig Out1 is an active low TTL signal OUT1 with a duration of no less than 400 usec Can be set to Function Strobe for compatibility with CI L Series TRIGGER Trigger Input TTL input IN1 RPV NA Remote programming voltage DC voltage input 0 to 10 VDC for 0 to full scale output voltage programming RPV option Table 3 4 SMA Connectors Lx Series 3 6 3 SMA Connectors Ls Series SMA connectors Functions are called out on rear panel decal Table 3 5 shows connections from left to right when standing at the rear of the Ls cabinet SMA connectors are small high frequency capable coax
213. s ramp up tr 6 41 sec hen 100Vrms ramp up tr gt 10 sec then 115Vrms J N 45Vrms 3 x 20 msec 0 5 sec apart tf lt 0 5 cyc tr lt 0 5 cyc 58 Combined Transient O 45Vrms 20 msec tf lt 1 25 ms tr lt 1 25 ms 135 180Vrms 50 msec tf lt 0 5 cyc tr 11 ms then 170Vrms ramp down tr 17 msec then 160Vrms ramp down tr 31 msec then 150Vrms ramp down tr 71 msec then 140Vrms ramp down tr 87 sec then 135Vrms ramp down tr gt 253 sec then 130Vrms ramp down tr 6 41 sec then 125Vrms ramp down tr gt 10 sec then 115Vrms TVF 303 Tests Revision F TVF303 _ Abnormal Frequency Transients Rev F Z j Condition Bu ration 5 lla ver Frequency j B 860Hz 800 Hz ts 0 88 sec dur 1 sec tf 0 88 sec D 360 Hz 800 Hz ts 0 48sec dur 1sec tf 0 48sec C 62 EE Under Frequency pecu E 800Hz 360 Hz ts 0 88 sec dur 0 5 tf 0 88 sec F 800Hz360 Hz ts 0 88 sec dur 1 sec tf 0 88 sec 6 _ G H O E 8 F 8 G H 800 Hz 600 Hz ts 0 40 sec dur 1sec t 0 40508 e Combined BS eae 1 600 Hz 360 Hz ts 0 48 sec dur 0 5 cyo tf 0 48sec uf s a 600 Hz 800 Hz ts 0 40 sec dur 0 5 cyc tf 0 40 sec 194 User Manual TVF 401 Tests Revision F Lx Ls Series II
214. s 2 by turning off the circuit breakers on both the Master and Auxiliary 4500Lx Ls power source before making or changing output connections The terminal block shown to connect the outputs of both chassis together is provided in the 9000Lx 2 or 9000Ls 2 ship kit The System Interface cable is a DB25 to DB25 M F cable approximately 2 meters in length CI P N 250778 This cable connects between the male DB25 connector on the Master unit rear panel labeled TO AUXILIARY INTERFACE and the female DB25 connector on the Auxiliary unit rear panel labeled TO MASTER INTERFACE as shown in Figure 3 3 The OUTPUT SAFETY COVER must be removed to use the System Interface and the AC Source must be installed in a cabinet with a protective rear screen or door uad V IEEE 488 LOG GS amp OOO o a 0 CRO 1 le MASTER 26VAGo TO MASTER INTERFACE 575 O TO AUXILIARY INTERFACE O L 300 vac MAX TO SERIAL TAG LOAD INPUT L1 g1oo 92 Q Q 93 Dosis Ne gt pec T OUR AUXILIARY E ol g m COM TO AUXILIARY INTERFACE of Ao 300 VAC MAX TO COM Qo SERIAL TAG 9000Lx 2 TERMINAL BLOCK VOLTAGE INPUT RATING rh L1 L2 L3 GND AC SERVICE Figure 3 3 9000Lx 2 and 9000Ls 2 Outp
215. s Based Language Extensions is available it can be selected from this menu The APE and ABLE languages are part of the Ls Series GPIB option Once set the selected language will remain in effect until changed in this menu or over the bus LANetwork LAN If the LAN option is installed pressing Enter while the cursor is on the LANetwork entry provides access to the LAN interface setting screens listed below IP Address Displays the IP address setting This value can be En changed by pressing the SET key and entering a new value from the keypad or using the Voltage and Frequency shuttles Use the numeric data pad or the voltage shuttle to enter each field To move between the four fields use the decimal point key on the keypad or the Frequency shuttle To set a fixed IP address press SET and enter the desired IP address To set the unit to Dynamic Host Configuration Protocol DHCP mode press SET and enter all zeros 0 0 0 0 as the IP address and cycle power two times The obtained IP address will be displayed after the second power on For the DHCP setting to work however the unit MUST be connected to a network with a DHCP server Any change to this value will NOT take effect until after power on the unit has been cycled When changing mode from static IP to DHCP it is necessary to cycle power on the unit twice once to change mode and again to obtain and display a new IP address from the network MAC Address Displays the network
216. s Rev F j Condition Duration s Runat400 Repeatat360 600and800Hz L OverVotge 1 0 l A ftn 0Vrms 60msec tf O5cyctr O5cyc 0 0 0 5 Bu ee C O 5 ion s 52 52 52 52 C D t60Vrmms 34 msec tf lt 0 5 cyc tr 25ms CE 52 l l 1 gG0Vms 35msec t O5cyotr 45ms ZJ CombiedTmnsent o 5 80Vrms 10 msec tf 0 5 cyc tr 0 5 cyc 180Vrms 10 msec tf 0 5 cyc tr 77 ms Repetitive Transient o Repeats every 500 msec L l e TVF 110 Tests Revision F TVF110 Normal Frequency Transients Rev F Condition Duration s Over Frequency 360 Hz 800 Hz ts 1 76 sec dur 0 5 cyc tf 1 76 sec 360 Hz 800 Hz ts 1 76 sec dur 1 sec tf 1 76 sec 80 360 Hz 800 Hz ts 0 96 sec dur 0 5 cyc tf 0 96 sec 6 360 Hz 800 Hz ts 0 96 sec dur 1 sec tf 0 96 sec Under Frequency E 800 Hz 360 Hz ts 1 76 sec dur 1 sec tf 176sec 80 800 Hz 600 Hz ts 0 80 sec dur O 5cyc tf 0 80sec 1 1 60 o ti 600 Hz 360 Hz ts 0 96 sec dur 0 5 cyc tf 0 96 sec 600 Hz 800 Hz ts 0 80 sec dur 0 5 cyc tf 0 80 sec 800 Hz 600 Hz ts 0 80 sec dur 1 sec tf 0 80 sec l TVF 201 Tests Revision F TVF201 Power Interrupt Rev F i _ Condition Run at 400 Repeat at 360 600 and 800
217. s is reduced The clipped sine wave may be used to simulate voltage distortion levels to the unit under test The total harmonic distortion level may be programmed in percent using the CLIP LEV field directly below the FUNC entry Note that changing the distortion level of the clipped waveform forces the AC source to regenerate the clipped sine wave s data points and reload the waveform register with the newly requested data This process requires the output to be dropped briefly To avoid interrupting the voltage output to the unit under test set the clip level needed before closing the output relay and do not change it while the EUT is under power You can then toggle between the clipped sine wave and any other waveform in memory without interrupting the output 4 4 2 Phase Selection oa Q oa lt ec lt Figure 4 8 Selecting Waveforms for Single Phase or All Phases Different waveforms may be selected for each phase The number of custom waveforms from which to select remains 50 but each phase can be assigned a different custom or standard waveform The specific output phase for which the wave shape is programmed is selected with the Phase key on the front panel To select the same wave shape for all three phases in a three 94 User Manual Lx Ls Series II phase configuration press the Phase key until all phase enunciators A B and C are lit Waveform selections made in this mode will apply to all three
218. same table Check the balance at 50 Hz and again at the high frequency limit of the unit Contact AMETEK programmable power at service programmablepower com if the load balance exceeds 50 millivolts at the frequency extremes as the amplifier may be defective in this case 8 Repeat for Phase B and C and A B and C amplifiers on the auxiliary unit s Use the master unit s adjustment and test points for adjusting the master unit amplifiers and the auxiliary unit s adjustment and test points for adjusting the auxiliary unit amplifiers Output Current Limit Board Adjustment Pot R104 on Phase Test Point Amplifier assembly A or 1 TP2 Phase A A1 Bor2 TP3 Phase B A2 Cor3 TP4 Phase 1 Table 6 5 Amplifier balance adjustments User Manual Lx Ls Series II 6 8 Non Routine Amplifier Load Balance Adjustment This procedure is required for all versions of the power source single and multibox if an amplifier has been replaced or two or more units are combined into a multi box system If this is a multi box power system you must first check the Master source After the Master source is checked attach the Auxiliary unit and check each amplifier by measuring the voltage at the respective test points TP2 throug TP4 on the Current Limit board assembly P N 7004 703 1 in the auxiliary source Compare the voltage at each test point with that at TP2 of the Master source
219. sformer shown is connected in series on Phase A Testing is repeated with Coupling Transformer connected in series on Phase B and Phase C Figure 11 9 Required TAC 106 Test Setup 170 User Manual Lx Ls Series II TAC 107 Tests Revisions B C D E F TAC107 Total Voltage Distortion Rev B C D E F Condition _ raino 0596 VIHD 0 F 100 A 05 VTHD H3 2 75 H5 2 75 H7 1 97 H9 1 53 TAC 107 Tests Revisions A _TAC107__ Total Voltage Distortion Rev A 4 ef Condition ration A H7 2 94 H9 2 29 H11 1 87 H13 1 06 H15 1 37 TAC 108 Tests TAC108 are DC offset tests and are not supported by the Lx Ls Series AC Power sources Contact AMETEK Programmable Power for DC Supply information sales programmable com User Manual Lx Ls Series II TAC 109 Tests Revisions B C D E F TAC109 Normal Voltage Transients Rev B C D E F Condition ration s eS Over Voltage p 1 LB 40Vrmms 60msec ti 125ms tr 25ms 160Vrms 34 msec tf 1 25 ms tr 1 25 ms D 60Vmms 34 msec tf lt 1 25 ms tr 25ms UndeVotage l 1 G0Vms 35msec t 125 ms tr 45ms O X 82 e j M 80Vrms 10 msec tf 1 25 ms tr 1 25 ms 180Vrms 10 msec tf 1 25 ms tr 77 ms Repetitive Transient Repeats every 500 msec TAC 109 Tests Revi
220. sic operation Table 7 1 Basic Symptoms PARAGRAPH PROBLEM 7 3 1 Excessive Output Voltage 7 3 2 Poor Output Voltage Regulation 7 3 3 Overload Light On 7 3 4 Distorted Output 7 3 5 Unit Shuts Down After 1 2 Seconds 7 3 6 No Output and no lights on front panel 7 3 7 No output but front panel controller is active 7 3 1 Excessive Output Voltage CAUSE SOLUTION External sense not connected If used Connect external sense wires from TB2 on rear panel to the AC power outlet TB1A and TB1B 7 3 2 Poor Output Voltage Regulation CAUSE SOLUTION Unit is overloaded Remove overload Unit is programmed to wrong voltage Select correct voltage range range Input line has fallen below spec limit Check input supply voltage 117 User Manual Lx Ls Series II 7 3 3 Overload Light is On CAUSE SOLUTION Unit is overloaded Remove overload or check CL setting Unit is switched to high voltage range Select correct voltage range 7 3 4 Distorted Output CAUSE SOLUTION Power source is grossly overloaded Reduce load The crest factor of the load exceeds 3 1 Reduce load current peaks by reducing load 7 3 5 Unit Shuts Down after 1 2 Seconds CAUSE SOLUTION Output shorted Remove output short Output grossly overloaded 400 Input module failure Have power module serviced Operating load with too high inrush or start Consult factory for application advice up currents 7 3 6 No Output and No Lights on
221. sient system or measurement trigger system settings Init ignored Initialization request Unit was told to go to armed state but has been ignored was unable to do so Could be caused by incorrect transient system or measurement acquisition setup Parameter error Parameter not Incorrect parameter or parameter allowed value Check programming manual for allowable parameters Setting conflict Transient Check other settings E g Redefine programmed with transient mode more than 1 mode As result of TST execution indicates ALC mode is off or waveform not set to Sine Data out of range Parameter data Check programming manual for outside of allowable allowable parameter values range Too much data More data received Check programming manual for than expected number of parameters or data block size 224 Illegal parameter value Parameter value is Check programming manual for not suppored correct parameters 226 Lists not same length One or more All lists must be of same length or transient lists transient cannot be compiled and programmed has executed different length 254 Media full No storage space left Delete other settings or data to make to save settings or room data 255 Directory full Too many waveform Delete one or more waveforms from directory entries waveform memory to make room 256 File name not found Waveform requested Check waveform directory for not in directory waveform names pr
222. sions A ____ OveVotage B t 35Vrms 145 msec tf lt 1 25ms tr 130ms E Duration s 45Vrms 130 msec tf 1 25 ms tr 1 25 ms 1 145Vrms 90 msec tf 1 25 ms tr 80 ms E 160Vrms 48 msec tf 1 25 ms tr 1 25 ms F r F t60Vrms 30 msec tf lt 1 25 ms tr 40 ms UnderVotage BP 1 III 90Vrms 210 msec tf lt 1 25 ms tr 180ms C U Jj70Vms 140msec i 125 ms tr i25ms i y K 70Vrms 95msect i25ms r 85ms o Z 52 58Vrms 48 msec tf 1 25 ms tr 1 25 ms 58Vrms 30 msec tf 1 25 ms tr 40 ms 58Vrms 3 x 25 msec 0 5 apart tf 1 25 ms tr 1 25 ms Combined Transient 58Vrms 25 msec tf lt 1 25 ms tr lt 1 25 ms sd ojo PO PPPS PO PO Po N OJN 160Vrms 25 msec tf lt 1 25 ms tr 50 ms Repetitive Transient P _ Repeats every 500 msec 172 User Manual Lx Ls Series II TAC 110 Tests Revisions B C D E F TAC110 Normal Frequency Transients Rev B C D E F sd Condition s Over Frequency i O Over Frequency A 410 Hz 10 sec tr 40 msec tf 40 msec 420 Hz 5 sec tr 80 msec tf 80 msec C 425 Hz 1 sec tr 100 msec tf 100 msec 25 Hz 1 sec tr 100 msec tf 10 msec C 20 Hz 4 sec tr 10 msec tf 20 msec 10 Hz 5 sec tr 20 msec tf
223. state This allows the user to regain control of the front panel The LOCAL button can be disabled by sending a Local Lockout bus command This prevents unauthorized changes of settings in ATE applications The Output on off LED indicates the output relay status If the LED is off the output relays for all output phases are open and the external sense lines are wrapped around internally If the LED is on the output relays are closed and the external sense lines are connected to the SENSE terminal block The A B OC LED indicates the output phase selection for either settings or measurements Phase selection can be changed using the Phase button to the right of the MEMU keys Pressing the Phase button repeatedly will cycle through phase A B C and ALL PHASES The A OB OC indicators correspond to outputs O1 22 and 3 on the Lx Series rear panel and QA OB OC on the Ls Series rear panel respectively If all three phase selection LED s are lit all three phases are selected and changes made to voltage and current limit settings will apply to all three phases Note that in single phase mode the QA LED is always lit and the Phase button is inactive 65 User Manual 4 1 4 The Shuttle Knob s Lx Ls Series II Counter Clock M wise DECR INCR Figure 4 1 Shuttle Knob Two different style keyboards are available for the Lx Ls Series The Ls Series comes standard with a dual shuttle knob keypad All data
224. state setup of the instrument by using the REGISTER SAVE menu Registers that may be used for this purpose are 1 through 15 It is advisable to do so especially for longer transient lists 83 User Manual 4 2 8 REGISTERS Menu Lx Ls Series II The registers menu provides access to the non voltage setup storage of the power source A total of 8 front panel setups can be stored in registers numbered from 0 through 7 Each register except register 0 can hold the complete front panel setup including the programmed transient list This allows for quick recall of different setups and transient programs Register 0 is reserved to be used as the power on setting as assigned by the user To have the power source start in a specific setting save the desired setting to Register 0 and assign register zero as the power on default in the CONFIGURATION menu Alternatively the Lx Ls can be set to power up with the RST factory default settings See 4 9 for factory default settings ENTRY SAVE RECALL DESCRIPTION REG 0 7 Saves the selected setup and transient list from memory Setup only for Reg 0 The left knob Voltage may be used to scroll through the available list of setup register numbers Use the ENTER key to perform the save operation Register 0 can be assigned as the power on state setup from the CONFIGURATION menu A valid setup must be saved in REGO to do so Note that REGO only saves the setup not the transie
225. systems purchased with the MB option this was done at the factory For units purchased without this option the gain balance should be checked If units have different gains the AC input circuit breaker of one of the units combined may trip due to bus pump up Matching the gains of the amplifiers that are paralleled will prevent this This procedure requires the power sources to be connected using the system interface cable This cable CI P N 250778 is supplied with the MB option If not available it can be obtained through AMETEK Programmable Power customer service WARNING This requires the top cover to be removed and should be done by qualified service personnel only Dangerous Voltages are present inside the AC power source To adjust amplifier gain balance proceed as follows 1 Remove all loads from the output 2 Program the output to the 1 phase mode and 400 Hz 3 Program the output voltage to 100 volts on the low voltage range with ALC off 4 Check the amplifier gain balance by measuring the circulating current between amplifiers This current can be measured by monitoring the voltage at the test points indicated in the table below on the current limit board All test point measurements are with respect to TP1 common 5 The voltage at each test point with no load should be less than 20 millivolts Make any correction necessary by adjusting the Amplifier Gain on each amplifier The gain adjustment pot is indicated in the
226. t and Power range and accuracy specifications are times the number of chassis Note Frequency measurement specification valid for output 20 Vrms Note Crest Factor accuracy applies for Irms gt 50 of max Note Power factor accuracy applies for PF gt 0 5 and VA gt 50 of max 2 7 4 AX Option Ls Series Supplemental Specifications Specifications for AX auxiliary output voltage option on the Ls units are listed below This output is available on the Phase D and E terminal strip There is no external sense connection for the AX outputs Sense is internal only Specifications apply for programmed frequency range of 360 Hz to 440 Hz Parameter Supplemental Specification Phase D Output Voltage 26 0 Vrms 0 52 V Load Regulation 1 5 Voltage Distortion lt 1 0 THD Max Current 3 0 Arms Frequency range 360 440 Hz locked to programmed frequency If programmed frequency exceeds 819 Hz AX outputs will turn off Phase error to phase A 3 0 Phase E Output Voltage 5 0 Vrms 0 25 V Load Regulation lt 10 Max Current 1 0 Arms Frequency range 360 440 Hz locked to programmed frequency If programmed frequency exceeds 819 Hz AX outputs will turn off Phase error to phase A 3 2 7 5 LKM and LKS Options Ls Series Supplemental Specifications The Clock and Lock option enables two independent Ls Lx power syst
227. t the selected test Note These tests are only required for revision D See steady state voltage and frequency tests for all other revisions VOLTAGE This test will change the output voltage in the following sequence 146 User Manual Lx Ls Series II e 104V for 1 minute e 122V for 1 minute e 115V for 1 minute The lt key backspace will terminate the test at any time FREQUENCY This test will change the output frequency in the following sequence e 360Hzfor 1 minute e 440Hz for 1 minute e 400Hz for 1 minute The lt key backspace will terminate the test at any time 10 8 Abnormal Test From the MIL704 main menu Figure 10 2 scroll to the ABNORMAL AC entry using the up and down cursor keys Press the ENTER key to select the ABNORMAL screens The screen will appear as shown in Figure 10 5 Figure 10 5 Abnormal Screens The ABNORMAL SCREEN has the following tests 1 OVER VOLTAGE 2 UNDER VOLTAGE 3 OVER FREQUENCY 4 UNDER FREQUENCY The above test can be selected by scrolling to the highlighted selection using the up and down key and the ENTER key to start the selected test OVER VOLTAGE This test will change the output voltage for the selected phase in the following sequence For 400Hz and VFREQ e 180V for 50msec e The voltage gradually decays with time to 125 volt by the following equation V 124 6 2 77 t For 0 05 t lt 6 925 e Stay at 125V for 93 seconds before returning to 115V For
228. te a self test the IEEE 488 RS232C LAN or USB interface must be used The LxGui command line can be used to send the TST Command The following rules apply 1 If a voltage error is reported on phase 1 2 or 3 it indicates the corresponding amplifier in the Master chassis has most likely failed 2 Ifa current error is reported on phase 1 2 or 3 it indicates one of the auxiliary chassis amplifiers on the phase indicated has failed On a 2 box configuration there is only one auxiliary chassis On a three box configuration it is not possible to tell which of the two auxiliary amps have failed They could also both have failed in this case To further isolate the failed amplifier in a three box configuration the outputs of all three chassis must be disconnected from each other Then program each phase and close the output relay Check the output of each chassis for the expected output voltage The chassis with not output s will have the failed amplifier 119 User Manual Lx Ls Series II 7 5 Advanced Troubleshooting WARNING Do not connect 400 480V into the 208 240V unit the result could be a severely damaged unit CAUTION VOLTAGES UP TO 504 VAC AND 710 VDC ARE PRESENT IN CERTAIN SECTIONS OF THIS POWER SOURCE PED WARNING THIS EQUIPMENT GENERATES POTENTIALLY LETHAL VOLTAGES DEATH ON CONTACT MAY RESULT IF PERSONNEL FAIL TO OBSERVE SAFETY PRECAUTIONS DO NOT TOUCH ELECTRONIC CIRCUITS WHEN POWER IS APPLIED Switch Off Un
229. ted selection using the up and down key and the ENTER key to start the selected test For some of these tests numeric data entry may be required to define the test number or the modulation rate 126 User Manual VOLT FREQ MIN Lx Ls Series II Standard Group RTCA A CF A NF A WF Voltage 1 100 100 100 100 3 101 5 101 5 101 5 101 5 Frequency 380 390 360 360 Standard Group Group1 Group2 Group3 Voltage 1 104 104 104 3 105 5 105 5 105 5 Frequency 390 360 360 Table 8 1 Normal Voltage and Frequency minimum Standard Group RTCA A CF A NF A WF Voltage 1 122 122 122 122 3 120 5 120 5 120 5 120 5 Frequency 420 410 650 800 Standard Group Group1 Group2 Group3 Voltage 1 122 122 122 3 120 5 120 5 120 5 Frequency 410 650 800 Table 8 2 Normal Voltage and Frequency Maximum This test will set the voltage and frequency to levels defined by Table 8 1 The test will last for 30 minutes The test will be repeated except group1 using the Voltage setting from Table 8 2 and the frequency from Table 8 1 The key backspace will terminate the test at any time VOLT FREQ MAX This test will set the voltage and frequency to levels defined by Table 1 2 The test will last for 30 minutes The test will be repeated except group1 using the Voltage setting from Table 1 1 and the frequency from Table 1 2 The unselected phases will rem
230. teps as outlined above but select the MEASUREMENT CAL entry instead of OUTPUT CAL If another CALIBRATION screen has been accessed since power up no password is needed Otherwise enter the same password as indicated above 107 User Manual Lx Ls Series II 6 3 Measurement Calibration The Lx Ls Series controller measures voltage and current by digitizing both voltage and current waveforms on each available output phase This data is subsequently processed and use to calculate all measurement parameters such as VRMS IRMS Power VA and Frequency etc To calibrate all measurements only the voltage and current measurement need to be calibrated specifically All other measurements are derived from these Connect the test equipment to the power source If the power system is a master auxiliary multi box system with one controller the DVM for calibrating the measurement voltage should always be connected to the Remote Sense connector on the Master cabinet Note The Fluke 8506A or Agilent HP 34401A Digital Multi meter or higher AC accuracy DMM must be used for the following calibration The DMM must be set to the AC HI ACCUR mode for all AC measurements The shunt must be connected in series with the load Connect the load to the output Use a 10 mOhm current shunt of sufficient power rating in series with the load to measure the AC load current To calibrate all measurement functions the desired value for the measurement value of curre
231. terminator after query UNTERMINATED command 430 Query DEADLOCKED Query cannot be Check application program for multiple completed queries 440 Query Query incomplete Check for terminator after query UNTERMINATED 0 Noerror No erro No errors in queue errors in No errors in queue Non volatile RAM Controller failure AMETEK service department CONFIG section during Self test at service programmablepower com checksum failed 3 Non volatile RAM CAL Controller failure Contact AMETEK service department section checksum failed during Self test at service programmablepower com 4 Non volatile RAM Controller failure Contact AMETEK service department WAVEFORM section during Self test at service programmablepower com checksum failed Ram self test Controller failure Contact AMETEK service department during Self test at service programmablepower com Voltage self test error No 1 A amplifier in Contact AMETEK service department output 1 Master source has no at service programmablepower com output during Self test Voltage self test error No 2 B amplifier in Contact AMETEK service department output 2 Master source has no at service programmablepower com output during Self test 42 Voltage self test error No 3 C amplifier in Contact AMETEK service department output 3 Master source has no at service programmablepower com output during Self 216
232. the following information ready e Model number e Serial number e Description of the problem NOTE Unauthorized returns will not be accepted and will be returned at the shipper s expense NOTE A returned product found upon inspection by AMETEK to be in specification is subject to an evaluation fee and applicable freight charges User Manual Lx Ls Series II Refers to Lx Series AC Power Source Analyzers Series II Ls Series AC Power Sources Series 11 Models Single chassis 3000Lx 4500Lx 6000Lx Multiple chassis 90001 2 12000Lx 2 13500Lx 3 18000Lx 3 Single chassis 3000Ls 4500Ls 6000Ls Multiple chassis 9000Ls 2 12000Ls 2 13500Ls 3 18000Ls 3 Manual revision N Copyright 2003 2009 AMETEK Programmable Power division User Manual Lx Ls Series II Table of Contents Ase T troductiOnsia aee ette Stee ebbe a PENT He edt ie tee eed edt bu 10 1 1 General Description eL cob Pe Dee eed a A e d na dae ln DRE 10 1 2 Lx Series and Ls Series Differences u 11 1 3 Manual organization and format nennen nennen nennen nennen nnne 12 2 Specifications 2 2 pd a Hp Ed Mee d RO dee de ds 13 2 1 ElectriCdl ERE Na En etta bes 13 2 2 Mechanical e Rm aus uh tdt e e inita te rp ea Ae 25 2 3 Environmental RIOT ORRU RERO PORE ORR RM 25 2 4 Front Panel Controls es ieee ens erre t D E eee e Ere s
233. the rms value of voltage and current 97 User Manual Lx Ls Series II above this cutoff frequency will not be reflected in the Lx Series measurements When using an external measurement reference this may account for discrepancies in readings 4 6 Harmonic Analysis The Lx Series controller offers advanced power analyzer measurement capabilities These functions may be accessed from the Meas screen The phase for which the analysis or waveform acquisition is done may be selected using the Phase key when in three phase mode The controller s power analyzer performs fast Fourier transformation FFT on both voltage and current on each available phase The resulting frequency spectrum can be obtained over the bus only The Ls Series provides this capability only if the ADV option is present 4 7 Transient Programming 4 7 1 Introduction Transient programming provides a precise timing control over output voltage and frequency changes This mode of operation can be used to test a product for susceptibility to common AC line conditions such as surges sags brownouts and spikes By combining transient programming with custom waveforms virtually any AC condition can be simulated on the output of the AC source The default voltage mode is FIXED which means the output voltage is constant and remains at the level set by the user Changes made to the output voltage made from the PROGRAM menu take effect immediately In front panel ope
234. the time of order Refer to the Lx Ls Series Programming manual for information on using the remote control interface and command syntax The programming manual P N 7004 981 is provided on the same CDROM as this user manual AMETEK may make updated versions of this manual available from time to time in electronic format through it s website To obtain an updated manual revision if available check the AMETEK Programmable Power website Manual download page at www programmablepower com User Manual Lx Ls Series II 2 Specifications Specifications shown are valid over an ambient temperature range of 25 5 C and apply after a 30 minute warm up time Unless otherwise noted all specifications are per phase for sine wave output into a resistive load For three phase configurations or mode of operation all specifications are for Line to Neutral L N and phase angle specifications are valid under balanced load conditions only Specifications for Ls models are identical to those for the Lx except where noted 2 1 Electrical 2 1 1 Input Line Voltage 3000Lx 4500Lx 9000Lx 2 13500Lx 3 Note Each Lx Ls chassis requires 3 phase 3 wire Std 208 230 VLL 10 its own AC service ground PE 400 400 Vit 10 Note 3000Lx Ls may be operated from 208 230 V L N single phase 480 480 Vit 5 AC input between L2 and L3 on 6000Lx 12000Lx 2 18000Lx 3 TB3 for3000Lx or B OC on TB3 Std 208 230 VLL 10 for 300015
235. then 115Vrms G 180Vrms 3 x 20 msec 0 5 sec apart tf 1 25 ms tr 1 25 ms 85Vrms 180 msec tf lt 1 25 ms tr 87 ms then 90Vrms ramp up tr 253 msec then 95Vrms ramp up tr 6 41 sec then 100Vrms ramp up tr gt 10 sec then 115Vrms 65Vrms 78 msec tf lt 1 25 ms tr 31 ms then 75Vrms ramp up tr 71 msec then 85Vrms ramp up tr 87 msec then 90Vrms ramp up tr 253 msec then 95Vrms ramp up tr 6 41 sec then 100Vrms ramp up tr gt 10 sec then 115Vrms 45Vrms 50 msec tf lt 1 25 ms tr 11 ms then 55Vrms ramp up tr 17 msec then 65Vrms ramp up tr 31 msec then 75Vrms ramp up tr 71 msec then 85Vrms ramp up tr 87 msec then 90Vrms ramp up tr 253 msec then 95Vrms ramp up tr 6 41 sec then 100Vrms ramp tr gt 10 sec then 115Vrms F H J K L A C 1 zl G lt l Under Voltage H ux 7j r CN N Combined Transient E 45Vrms 20 msec tf lt 1 25 ms tr lt 1 25 ms 180Vrms 50 msec tf lt 1 25 ms tr 11 ms then 170Vrms ramp down tr 17 msec then 160Vrms ramp down tr 31 msec then 150Vrms ramp down tr 71 msec then 140Vrms ramp down tr 87 sec then 135Vrms ramp down tr gt 253 sec then 130Vrms ramp down tr 6 41 sec then 125Vrms ramp down tr gt 10 sec then 115Vrms 163 User Manual Lx Ls Series II SAC 302 Tests Revision A SAC302 Conditi
236. ting the MS704 Distortion Limits ini text file located in the LxGui application directory See paragraph 11 8 3 1 The EUT performance measurements are taken at the start of a test run and again after the selected test or tests have been completed If a variable frequency test group is selected the data will be taken at 360 Hz 400 Hz 600 Hz and 800 Hz Data for each frequency is saved and can be recalled for display if needed by using the File Read button in the lower left corner of the Parameters Tab The last measurement data taken by the LxGui program is preserved in the 205 User Manual Lx Ls Series II application subdirectory Reports as a text file named MeasData_XXX_Hz txt where XXX is either 360 400 600 or 800 MIL STD 704 Rev A F File Run Help Start Transfer 2 Abnormal 3 Emergency 4 Power Failure 6 Observations Monitor Test Settings EUT Performance Test Normal 1 Norm Transients 1 oo Abort Skip to Next Parameters Waveforms curr Graph Curr Spectrum Update Settings B 0 0 Execution Phase A Continuous mat 400 0 Single sp PAR UY Fros ER imes hh mm ss otal 00 00 00 BEER A nds 16 44 48 1 4 J ate 10 20 2004 E fod User Data Tested by Test department EUT Temp 25 t 95 Comment Test Site Press Ready Figure 11 15 LxGui MS704 Option EUT Performance Test Screen Waveforms
237. to access additional available menu entries The active cursor position is indicated by a LEFT POINTING ARROW and can be moved by using the UP A and DOWN T keys located to the right of the LCD display Figure 4 3 Measurement Screen 69 User Manual Lx Ls Series II 4 2 Menu Structure The next few pages show a map of the available menus in the Lx Ls Series All menus can be reached by repeatedly pressing the Menu key Frequently used menus have a short cut key that provides direct access Examples of such menus are Program and Measurements In any case there are never more than two levels of menus although some menus may be spread across more than one screen 4 2 4 Power on screens At initial power up the Lx Ls Series power supply will display important configuration information in a series of power on screens These displays are only visible for a short period of time and will not re appear until the next time the unit is turned on There are three screens that will appear in the same order 1 LANetwork detection At power up the unit will try to detect a LAN interface If not found a LAN not available message will appear The LAN will not be detected if 1 No LAN option is installed 2 The USB port is connected to a computer 3 The RS232 port jumper is installed This process may take several seconds Company and firmware information Displays the manufacturer Cal Inst which is short for
238. to an external TTL level clock signal Note that some implementation changes were made starting with firmware revision 1 50 as indicated below The following supplemental specifications apply when the Ls is configured with the external sync option EXS Parameter Supplemental Specification Input Voltage Input TTL Level square wave Impedance 10 KOhm Frequency Range Same as internal clock mode See configuration limits Max Sync Input Slew Rate Units with firmware revision less than 1 5 80 Hz sec Units with firmware revision 1 5 or higher 250 Hz sec Max Sync Step Units with firmware revision less than 1 5 20 Hz Units with firmware revision 1 5 or higher 200 Hz Errors Error 804 External Sync Error Following conditions will result in Error 804 1 Loss of sync input signal 2 Sudden changes in sync input frequency see max sync step 3 Fast changes in sync input frequency see max sync slew rate Response time to detect sync fault is 400 msec If a sync error occurs the output relay will be opened Units with firmware revision less than 1 5 will remain in External sync mode Units with firmware revision 1 5 or higher will revert back to Internal Sync mode Mode Selection Units with firmware revision less than 1 5 When switching between INT and EXT sync mode the output of the AC source will be dropped momentarily Units with firmware revision 1 5 o
239. u is used to change secondary output parameters The following choices are available in the CONTROL menus SENSE ENTRY DESCRIPTION Selects internal or external remote sense mode If INT is selected the voltage is sensed at the output terminal block If EXT is selected the voltage is sensed at the external sense connector If external sense is selected care must be taken to connect the external sense lines at the load For sense leads longer than 1 meter twisted pairs should be used SYNC Selects the external sync mode if available Default is internal sync which means a free running time base The timebase can be synchronized to either the AC line frequency LNS option or an external sync signal EXS option depending on the installed option CLOCK Selects internal or external clock source The Lx Ls Series controller uses an open air crystal time base with an accuracy of 100 ppm The external clock mode is used to support the LKS option For use as an auxiliary unit in a clock and lock system this field must be set to EXT A unit with LKS option can be used stand alone if needed by setting the INT clock mode INT Default internal clock EXT Auxiliary unit LKS driven by master LKM clock input Note When selecting EXT mode make sure the Clock and Lock BNC cables are connected to the Master LKM unit If not there will be no output on the LKS unit See section 3 9 for connection inform
240. ual 2010 AMETEK Programmable Power Inc All rights reserved Exclusion for Documentation UNLESS SPECIFICALLY AGREED TO IN WRITING AMETEK PROGRAMMABLE POWER INC a MAKES NO WARRANTY AS TO THE ACCURACY SUFFICIENCY OR SUITABILITY OF ANY TECHNICAL OR OTHER INFORMATION PROVIDED IN ITS MANUALS OR OTHER DOCUMENTATION b ASSUMES NO RESPONSIBILITY OR LIABILITY FOR LOSSES DAMAGES COSTS OR EXPENSES WHETHER SPECIAL DIRECT INDIRECT CONSEQUENTIAL OR INCIDENTAL WHICH MIGHT ARISE OUT OF THE USE OF SUCH INFORMATION THE USE OF ANY SUCH INFORMATION WILL BE ENTIRELY AT THE USER S RISK AND c REMINDS YOU THAT IF THIS MANUAL IS IN ANY LANGUAGE OTHER THAN ENGLISH ALTHOUGH STEPS HAVE BEEN TAKEN TO MAINTAIN THE ACCURACY OF THE TRANSLATION THE ACCURACY CANNOT BE GUARANTEED APPROVED AMETEK CONTENT IS CONTAINED WITH THE ENGLISH LANGUAGE VERSION WHICH IS POSTED AT WWW PROGRAMMABLEPOWER COM Date and Revision March 2011 Revision N Part Number 7004 980 Contact Information Telephone 800 733 5427 toll free in North America 858 450 0085 direct Fax 858 458 0267 Email sales programmablepower com service programmablepower com Web www programmablepower com This page intentionally left blank Important Safety Instructions Before applying power to the system verify that your product is configured properly for your particular application Hazardous voltages may be present when covers are removed
241. ure 4 13 Switching Waveforms in a Transient List 4 7 8 Transient Execution Figure 4 14 TRANSIENT Menu A transient list can be executed from the TRANSIENT menu To start a transient list position the cursor on the TRAN ST field as shown in Figure 4 14 and press the ENTER key Transients may be aborted by pressing the ENTER key again while on the same field as the field changes to ABORT while a transient execution is in progress For short duration transients this will likely not be visible as the transient will complete before the screen is updated Longer duration transients however may be aborted in this fashion 4 7 9 Saving Transient List Programs When the AC source is turned off the transient list that was programmed is not automatically retained Thus if you turn the unit off you will loose your programmed transient list However transient programs may be saved in nonvolatile memory for later recall This allows multiple transient list programs to be recalled quickly without the need to enter all parameters each time Transient lists are stored as part of the overall instrument front panel setup in any of the available setup registers To save the transient list you created in the previous example proceed as follows 1 Press the Menu key repeatedly until the REGISTERS CONFIGURATION menu is displayed Move the cursor to the REGISTERS entry and press the ENTER key The cursor will default to the SAVE REGISTER position
242. ut Wiring 48 User Manual TO INTERFACE IEEE 488 UXILIARY INPUT L1 L2 15 GND NTERFACE CA NUMBER 2 AUXILIARY POWER SOURCE TO MASTER THREE PHAS C POWER OUTP INTERFACE TENES FAN a Va PA ES P4 INPUT FAN Iz L2 N N P L3 85 2 GND UT WIRES MUST BE THE SAME LENGTH 1 MANUAL FOR THE APP WIRE SIZE Lx Ls Series II Figure 3 4 9000Lx 2 9000Ls 2 12000Lx 2 or 12000Ls 2 Wiring diagram 3 Phase mode 49 User Manual Lx Ls Series II FAN INPUT L1 12 NL FAN INPUT L1 12 L OUTPUT 1 TO AUXILIARY INTERFACE FAN INPUT kt 12 LS GND el com SINGLE PHASE THR
243. ver removal medien 120 transient reU c 102 Transient list EXECU M Lect t toten ERR 81 transients A A 99 eji EE 99 SIOp ahii aoras cncetsestactadabiacnswastacnedabsaceodastac 98 switching waveforms 101 Transients Front panel data entry 83 Aa Os 23 Trigger input SMA itopinpin ernie liiterin daii aiie 23 troubleshooting 117 California Instruments Lx Ls Series II U UP key inei zc ee eee ees 68 USB eode tete 23 baudrate setting 85 SIMON 62 V Vibration 4 oed tete epe crede 26 viewing angle 26 adjusiment ch th ee 88 voltage drop 45 46 voltage rating u u 42 W Weight i aee as 25 Wiring eR 45 222
244. visions A _SAC107_ Total Voltage Distortion Rev A f j Condition ration s A H7 2 94 H9 2 29 H11 1 87 H13 1 06 H15 1 37 SAC 108 Tests SAC108 are DC offset tests and are not supported by the Lx Ls Series AC Power sources Contact AMETEK Programmable Power for DC Supply information sales programmablepower com 158 User Manual Lx Ls Series II SAC 109 Tests Revisions B C D E SAC109 Normal Voltage Transients Rev B C D E F Condition Brattion s pz Over Voltage p B i40Vms 60msec tf i125ms tr 25ms 160Vrms 34 msec tf 1 25 ms tr 1 25 ms D 160Vrms 34 msec tf lt 1 25 ms tr 25ms O 7 UndeVotage 1 90 35 msec tf lt 1 25 ms tr 45ms 2 M 80Vrms 10 msec tf lt 1 25 ms tr lt 1 25 ms 180Vrms 10 msec tf lt 1 25 ms tr 77 ms Repetitive Transient Repeats every 500 msec SAC 109 Tests Revisions A Condition ____ 4Jo OveVotage B tf35Vrmms 145 msec tf lt 1 25ms tr 130ms D O E Duration s 45Vrms 130 msec tf 1 25 ms tr 1 25 ms 1 145Vrms 90 msec tf 1 25 ms tr 80 ms E 160Vrms 48 msec tf 1 25 ms tr 1 25 ms F F t60Vrms 30 msec tf lt 1 25 ms tr 40 ms Ooo UnderVotae 1 1 _ 90Vrms 210 msec tf lt 1 25 ms tr 180ms Jj70
245. voltage and frequency can be changed from the measurement screen as well If all three phases are selected slewing the Voltage knob will change the output voltage on all three phases If only one phase is selected only the output of the selected phase will be affected 93 User Manual Lx Ls Series II 4 4 Waveform Management The Lx Series employs independent arbitrary waveform generators for each phase This allows the user to create custom waveforms In addition three standard waveforms are always available This chapter covers issues that relate to defining downloading and managing custom waveforms Ls Series model only support arbitrary waveform generation if the ADV option is installed If not you can skip forward to section 4 5 as the next sections do not apply 4 4 4 Standard Waveforms For most AC applications a sine wave shape is used The sine wave is one of the standard waveforms provided on all Lx Series models This standard sine wave is always available and is the default waveform at power on Two more standard waveforms are available square and clipped Figure 4 7 Selecting a Waveform The square wave provides a high frequency content waveform with relative fast rise and fall times Due to AC amplifier bandwidth limitations the frequency content of the standard square wave has been kept within the amplifier s capabilities As the fundamental frequency is increased the relative contribution of higher harmonic
246. voltage for phase A and B to 122V and phase C to a voltage lower by a value specified by an offset Refer to Table 8 10 for the offset value and the Frequency The test will repeat with the same frequency and phase A and B volt is set to 100V and phase C set to a higher voltage specified by the offset The test will last 30 minutes The test will be repeated for a second Frequency if applicable The test can be terminated at any time The lt key backspace will terminate the test at any time 135 User Manual Lx Ls Series II 8 7 ABNORMAL TEST From the DO160 MENU Scroll to the ABNORMAL AC entry using the up and down cursor keys Press the ENTER key to select the ABNORMAL screens The screen will appear as shown in Figure 8 9 Figure 8 9 Abnormal Screen The ABNORMAL SCREEN has the following tests 1 VOLT MAX 2 VOLT MIN 3 VOLT UNBALNCE 4 VOLT SURG 5 VOLT DROP 6 FREQ TRANSIENTS The above test can be selected by scrolling to the highlighted selection using the up and down key and the ENTER key to start the selected test VOLT MAX Standard Group RTCA Group1 A CF Group2 A NF Group3 A WF Voltage 1 97 97 104 100 97 97 3 98 5 98 5 105 5 101 5 98 5 98 5 Frequency 400 400 370 360 360 Table 8 11 Abnormal Voltage Minimum Standard Group RTCA Group1 ACF Group2 A NF Group3 A WF Voltage 1 134 134 122 134 134 3 132 5 132 5 120 5 132 5 132 5 Frequency 400 400 430 650
247. ween the two or three units When powered up each unit will power up as a stand alone unit Connection diagrams for a MB system are identical to those for a 9000Lx Ls 2 12000Lx Ls 2 13500Lx Ls 2 or 1800Lx Ls 3 See section 3 5 3 Figure 3 4 and Figure 3 5 for wiring diagrams 3 8 4 Adjustment requirements AC power sources used in a multi box configuration must be properly adjusted for matched gain and impedance to ensure correct current sharing between paralleled amplifiers This adjustment is done at the factory if the MB option is specified The MB option must be specified at the time of system purchase If units have been acquired individually such as at different points in time or without the MB configuration option specified it may be necessary to balance the amplifiers in order for them to function at full power in a multi box configuration Refer to section 6 6 Non Routine Output Gain Calibration and section 6 7 Non Routine Amplifier Gain Balance Adjustment 3 8 2 Power Up and Power Down sequence A multi box Lx Ls system can be turned on in either order Generally it is recommended to turn on the auxiliary unit before turning on the master unit and turn off in the opposite order but no damage will occur if the order is reversed Note It is not recommended to turn off either unit without turning off the other unit and then turning it back on This may result in miscellaneous error messages occurring on the unit t
248. xiliary unit as well There are two ways to accomplish this 1 Program all three phases on the auxiliary unit with the same phase offset Eg Program phase 1 to 60 phase 2 to 300 and phase 3 to 180 2 Setthe phase 1 A offset calibration coefficient for phase 1 A to the desired offset This will rotate all three phases similar to setting the phase A angle on the Ls Series This discrepancy is caused by the requirement to maintain backward compatibility with the HP6834B which did not support Clock and Lock capability LOAD ll 9200 03 0 o COMI EUT1 TERMINAL IEEE 488 CLL LK MASTER romasrennenrace LKM o neo o d BLOCK WARNING DO NOT CONNECT OUTPUTS OF LKM amp LKS UNITS TOGETHER CABLES LOAD gl Q QO 2210 Q 03 2 Q SOM o EUT2 TERMINA SERIAL TAG INPUT VOLTAGE INPUT RATING INPUT SAFETY COVER ote DO pm 0 Oo EN CLK LK e AUXILIARY LKS n ool o b 6 m BLOCK SERIAL TAG CLOCK INPUT VOLTAGE INPUT RATING L2 Lock m INPUT SAFETY COVER L1 L2 L3 GND AC SERVICE Figure 3 7 Clock and Lo
249. ximum peak voltage capability that is determined by the selected voltage range If the user selects a custom waveform with a crest factor that is higher than 1 414 the peak voltage would exceed this maximum if the rms voltage were to be programmed at 300 V rms The Lx Series power source automatically limits the maximum allowable programmed rms voltage of a any custom waveform by calculating the crest factor of the selected waveform and controlling the rms limit accordingly Thus each custom waveform may have a different maximum rms value The controller will prevent the user from programming the rms voltage above this limit If a value is entered in the PROGRAM menu above this value a Voltage peak error message is generated r Preview Waveform NEW 362 Vrms 167 8785 v r Preview Waveform NEW 0 Vis 299 8539 V Figure 4 9 Waveform Crest Factor Affects Max rms Voltage The figure shown here illustrates the relationship between the crest factor of the wave shape or its and the maximum peak voltage allowed for a given voltage range Since the peak voltage cannot exceed the AC source s capabilities the programmable rms voltage has to be restricted in this case to only 167 8785 volt for the waveform on the left The sine wave on the 95 User Manual Lx Ls Series II right can be programmed to the full 300 V rms as this still falls within the same peak voltage limitation
250. y 2 Rotate the shuttle knob clockwise to increase the value counterclockwise to decrease the value or use the keypad to enter a value and press the Enter key These changes take effect immediately 92 User Manual Lx Ls Series II 4 3 3 Change Output Values with the Knob in SET Mode The SET mode of operation is a mode in which changes to output parameters made with the knob or the entry keypad do not affect the output until the Enter key is pressed The AC source is put in this SET mode by pressing the Set key twice A blinking cursor indicates SET mode is active To change the output voltage Counter lock Clock _ EN wise 1 Press the Set key twice Place the cursor on the VOLT entry Rotate the Voltage knob clockwise to increase the value counterclockwise to decrease the value 4 Ablinking underline cursor will appear in the data for the VOLT field to indicate a change in settings but the output remains unchanged Place the cursor on the FREQ entry Rotate the Frequency knob clockwise to increase the value counterclockwise to decrease the value 7 Ablinking underline cursor will appear in the data for the FREQ field to indicate a change in settings but the output remains unchanged 8 Press the Enter key Both new voltage and frequency output values are now present at the output The unit has returned to immediate mode of operation until the Set key is pressed again Note that output settings such as

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