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USER'S GUIDE - Xitron Technologies

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1. t t idttEt tt 3 2rd 0 08 rretittitkikt 444 b iid Jard D 11 3 tt t z t t X4tbh 0 13f trttttrt t4bktht 4kklkiilktkkii 35Eh O 06 tkittttttti itt 36th 7 tttttttftittk x ttr 37h 0 07 trht dttt tdittiittt ABEh 0 10f trttititstkitktbhbkkte4k l 39th 0 07 40th H 121 rrrsttE trtt4ddttdd i alst 0 138 rtitftti ttttifitittii tk t 1 271 0 08 eb beee behest tet betisys 43rd 0 078 4 44 4 544 4 24 44th 0 095 4484 44 8444 4444444 45th 0 078 444 44 4 234 4 ASEN O 19 3 t Peo e ees ee tte tt este estes 47th Q DBS srtfifiittit tittttft tt 42th 111 2ziit td 4 t tt t id 2t 49thr 0 065 ttirtftf itfitttifiiftt 50th Q 12 t amp 4bkiikktilitttitti ti t Figure 81 Phase Current Harmonics Barchart nongraphic printout Printing Results 57 Press the PRINT button from any Harmonics List display screen to print out PCT ABS and PHASE data for both voltage and current Each Harmonics List printout includes the fundamental through all available harmonics up to the 50 PHASE B HARMONICS DATA LIST Xitron 2553 v2 1 Sep 21 1999 09 21 15 VOLTAGE CURRENT 0 10 002A 0 69 323A 001A 002A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 000A 16deg 045 04deg 00 57deg 045
2. CURSOR SETUP Figure 9 Setup Index screen with CURRENT INPUTS selected 2 Using the Power Analyser 23 Press the SETUP button The display changes to the Current Input Setup display See example shown below INPUT SELECTION nr A SCALING TM HLT B SCALING t IN OUT C SCALING CIM OUT CURSOR CHANGE Figure 10 The Current Input Setup screen 3 Use the CURSOR key to highlight any portion of the display that you desire to modify Press the CHANGE key to change the highlighted portion of the display to the next available option for that data INPUT SELECTION External Volts Internal External Amps The scaling limits for current are within SCALING IN OUT 0000 OOA 00 0000A to 9999 99A 99 9999A The scaling limits for voltage are within SCALING IN OUT 0000 00V 00 0000V to 9999 99V 99 9999V Press the DONE key to save any changes made and to return to the Setup Index screen Note that the scale factor for each available current input is stored separately Note 7o remove DC offset and calibrate the power analyser refer to the Calibration section on page 65 24 2553 User s Guide To view the Option Content of your Power Analyser 1 From the Setup Index display press the CURSOR button four times The PRODUCT OPTIONS FITTED choice is now highlighted as shown below INTERFACES DATETIME MEASUREMENTS amp WIRING CURRENT INPUTS CURSOR SETUP Figure 11 Setup
3. 15V 0 1 0 25 above 400V 0 025V 0 1 Hz add 0 15 below 0 04Hz if AC coupled add 0 1V for peak measurements 0 1 0 25 above 400V 0 025V 0 01 Hz add 0 05 below 0 4Hz if AC coupled add 0 1V for peak measurements 0 1 0 25 above 400V 0 03V 0 001 Hz add 0 05 below 4Hz if AC coupled add 0 15V for peak measurements 0 1 0 25 above 400V 0 05V 0 4 KHz add 0 05 below 40Hz if AC coupled add 0 5V for peak measurements 2553 User s Guide 20Hz to 75KHz range Common Mode Current to Voltage Crosstalk Voltage to Voltage Crosstalk Phase to other phase Voltage Option 1500V DC 0 02Hz to 20Hz range 0 2Hz to 200Hz range 2Hz to 2KHz range 20Hz to SKHz range 20Hz to 75KHz range Common Mode Current to Voltage Crosstalk Voltage to Voltage Crosstalk Phase to other phase 0 1 0 25 above 400V 0 1V 0 02 KHz add 0 1 below 40Hz if AC coupled add 1 V for peak measurements gt 70dB decreasing linearly to gt 40dB at 75KHz typically negligable gt 120dB decreasing linearly to gt 80dB at 75KHz 0 1 0 025 KHz 0 1 0 25 above 500V 0 3V 0 1 0 25 above 500V 0 05V 0 1 Hz add 0 15 below 0 04Hz if AC coupled add 0 2V for peak measurements 0 1 0 25 above 500V 0 05V 0 01 Hz add 0 05 below 0 4Hz if AC coupled add 0 2V for peak measurements 0 1 0 25 above 500V 0 075V 0 001 Hz add 0 05 below 4Hz if AC coupled add 0 3V for peak measurements
4. 60Hz 400Hz 30KHz 75KHz 1 0000 0 0001 0 0001 0 0005 0 0056 0 9000 0 0008 0 0009 0 0218 0 0725 0 7000 0 0013 0 0015 0 0318 0 1014 0 5000 0 0016 0 0018 0 0341 0 1068 0 3000 0 0017 0 0020 0 0329 0 1015 0 1000 0 0018 0 0021 0 0295 0 0897 0 0000 0 0018 0 0021 0 0273 0 0822 86 2553 User s Guide DC Power Applied Voltage x Current Accuracy Applied Current x Voltage Accuracy AC Power Combination of Voltage x Current Accuracy Current x Voltage Accuracy and phase specifications At 115 or 230Vrms current gt 10 range for option fitted external current PF 1 0000 0 9000 0 7000 0 5000 0 3000 0 1000 50 60Hz 0 2 03 04 05 08 2 400Hz 0 2 03 04 0 6 0 8 2 3 30KHz 15 31 48 69 11 30 75KHz 46 9 9 15 20 33 10 VA VAR 0 0000 0 296 V A 0 23 VA 3 VA 10 VA Combination of Voltage x Current Accuracy Current x Voltage Accuracy phase accuracy and common mode At 115 or 230Vrms current gt 10 range for option fitted external current accuracy of VAR reading PH 1 0000 50 60Hz 0 2 VA 400Hz 0 2 VA 30KHz 1 0 VA 75KHz SIVA Harmonics 0 9000 0 7000 0 5000 0 3000 0 1000 0 0000 11 O5 12 0 5 13 4 5 40 14 In the following N denotes a harmonic number Minimum Fundamental Number Harmonics Absolute Harmonics Relat ve Harmonics Total Distortion Inter Harmonic Phase 0 3 0 4 2 8 8
5. 68 68 69 69 70 70 71 71 72 D 73 73 74 74 74 75 Introduction 11 Introduction Scope The purpose of this user guide is to describe the use and capabilities of the 2553 and 2553E External Current Three Phase Power Analyser The three phase 2553 is an easy to use general purpose power analyser which may be configured for 10 2 wire 10 3 wire 30 3 wire or 30 4 wire power sources and loads Overall the 2553 analyzes the electrical power delivered to or by a device The unit can be quickly set up on your bench top You can adjust the viewing angle using the handle and adjust the contrast from the configuration screen The 2553 Option E provides support for external current transducers of the current current or current voltage type This option also provides terminals at the rear panel allowing the user to power external circuitry from the 2553 s internal DC power supplies positive and negative 15V Both the 2553 and 2553E analysers display voltage current and wattage results in numeric and graphic waveform formats Results include voltage current wattage and harmonic frequencies in absolute percentage and phase You may display the fundamental in a bargraph format through the 40 harmonic or in a listing format through the 50 harmonic You may examine power waveforms graphically and chart historical results in divisions of time from seconds to days Additional screens display voltage and current peaks harmonics ave
6. INTEGRATED ABC display 115 14U 19 714H 0 229118 0 3882PF 22 23URE 1 2783min 19 25 42 Tras INTEG AUG t RUNNING Figure 28 Basics RMS INTEGR AVG QA display 38 2553 User s Guide 115 07U 55 861 0 2763A 0 5868PF 95 2004 1 8450min 3 26 16 _Trms INTEG AUG E RBE RUNNING DC 0 000W 09 27 10 DC MERS eR RUNNING 0 00014 03 26 48 ABC RUNNING Figure 31 Basics DC MEAS ABC display 4 s6U 0 035W 0 0179R Do INRUSH Figure 32 Basics DC INRUSH OA display Viewing Results 39 0 04U 0 001W 0 0188R 03 28 02 ee a Figure 33 Basics DC INRUSH ABC display 0 0010UHr 0 0000WHr 0 0013RHr 4 590min 03 23 00 DC IMTEGRRTED oA RUNNING Figure 34 Basics DC INTEGRATED 0A display 0 0015UH OOOOllHr 0 001ZAHr 4 8m ii 03 28 32 DC INTEGRATED Ez6RBC RUNNING Figure 35 Basics DC INTEGRATED ABC display 0 01U 0 000M 0 0172R 4 932min 03 23 21 DC INTEG AVG oA RUNNING Figure 36 Basics DC INTEG AVG 9A display 0 02U 0 000H 0 0168R 5 382min 09 29 48 C INTEG AG MU OO FUMNINC Figure 37 Basics DC INTEG AVG gt ABC display 40 2553 User s Guide Fund If you wish to view the FUND displays you must press the button in the F2 position until MEAS comes up then press F1 Voltamperes Reactive Power 115 14D 0 1900A __FUND Figure 38 Basics FUND OA display with callouts 115 06U 99 84
7. Index screen with PRODUCT OPTIONS FITTED selected 2 Pressthe SETUP button The display will show the Product Options Fitted screen See an example shown below VOLTAGE INPUT SOW fs IMT CURRENT IMPUT 40Afs EXT CURRENT INPUT Fitted EAT UDLTRGE IMPUT Fitted DOME Figure 12 The Product Options Fitted screen 3 Press the DONE key to return to the Setup Indexscreen Measurement Connections WARNING IF THE POWER ANALYSER IS USED IN A MANNER NOT SPECIFIED BY XITRON TECHNOLOGIES INC THE PROTECTION PROVIDED BY THE EQUIPMENT MAY BE IMPAIRED CAUTION FOR ALL CONNECTIONS KEEP INPUT AND OUTPUT WIRING SEPARATED Using Internal Current Transducers When using the internal current transducer of the power analyser access the Current Input Setup screen Set the INPUT SELECTION to Internal and 1 0 1 0 for Scaling Refer to the connections shown below Using the Power Analyser 25 Internal Transducer Connections for Test Turn the source power off for the device under test before making any connection Attach the test device to the input terminals on the analyser s rear panel Note Ensure that 2553 2553E is configured for the same wiring technique that you are using for the connection Refer to the following connection diagrams for each wiring configuration TEST DEVICE USER LOAD NEUTRAL POWER SOURCE CLINE SOURCE Figure 13 10 2 Wire Connections diagram WARNING SHOCK HAZARD LETHAL VOLTAGES OR CURRENT MAY
8. Weight Power Input APPENDIX B MEASUREMENT SPECIFICATIONS Power Source Capabilities Option E only Input Signal Capabilities Input Burden Measurement Accuracy 35 35 36 41 46 51 51 65 65 67 67 69 72 75 77 TI TI TI 79 79 79 80 80 Figures Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19 Figure 20 Figure 21 Figure 22 Figure 23 Bench Type Power Analyser Startup screen Setup Index screen with INTERFACES DATE TIME selected The Interface Setup screen Setup Index screen with MEASUREMENTS amp WIRING selected The Measurements amp Wiring Setup screen Setup Index screen with CURRENT INPUTS selected Figures Front Panel detail Rear Panel detail The Current Input Setup screen Setup Index screen with PRODUCT OPTIONS FITTED selected ___ The Product Options Fitted screen l 2 Wire Connections diagram l 3 Wire Connections diagram 30 3 Wire Connections diagram 30 4 Wire Connections diagram Front Panel with Basics sample display Basic RMS sample display Harmonics Bargraph and List sample display Waveforms V amp W CONT ABC sample display History WATTS oA sample display Basics RMS MEAS 0A display with callouts Basics RMS MEAS _0ABC display 17 18 19 20 20 21 21 22 22 23 2
9. analyser was last calibrated is now highlighted DC ZERO CALIBRATED CURSOR PERFORM DOME Figure 94 Calibration Date selected To perform the open circuit point cal 1 Press PERFORM The display for calibrating the Open Circuit for Internal and the External Amps will show INPUT ALL INPUTS OPEN CIRCUIT The display for calibrating Open Circuit for External Volts will show ALL TERMINALS OPEN BNC SHORTED ALL TERMINALS OPEN BMC SHORTED Ur 0 DL lla 0 01 Ha 0 002DR Wb 0 011 Ab 0 0015A Mc 0 014 He O 0023R ACCEPT ABORT SKIP Figure 95 Open Circuit Point 2 Ensure that all wires from the source and load connectors on the back of the analyser have been removed Calibration 69 Note ESD and EMI noise can prevent registering zero values for open circuit calibration 3 Press ACCEPT 4 Wait one minute until the readings settle The values for Vn Va Vb Vc and Aa Ab Ac should zero out ius EJS ar CIRCUIT Us 1 BIBBU Ha 0 000A Ub D 0Dl Ab 0 000A Ne O 2000 Bc D 0908 READINGS USING UPDATED CALIBRATION DATA ACCEPT ABORT NEST Figure 96 Open Circuit Point Zero Readings 5 Press ACCEPT again and wait until the readings are within 0 l 6 Press NEXT when this step is complete If you choose not to perform the next cal point press SKIP instead of NEXT Note f you skip any of the three cal points the calibration date in the Setup Index screen
10. cal point press SKIP instead of NEXT Note If you skip any calibration points the calibration date on the Setup Index display will not be updated 72 2553 User s Guide Current Calibration The current cal point display will show one of the following prompts depending on option fitted INPUT 2ADC SOURCE L TO LOAD L 8Apk Option INPUT I0ADC SOURCE L TO LOAD L 40Apk Option Note The current level shown on the display depends upon which current input option is fitted yp LODE SOURCE A TO LOAD R Ua Ba 100 00 te Be WARNING READINGS OUTSIDE OF TOLERANCE GO BACK RBDPT SKIP Figure 102 Internal Current Cal Point display WARNING SHOCK HAZARD LETHAL VOLTAGES OR CURRENT MAY BE PRESENT ENSURE NO VOLTAGE OR CURRENT EXISTS ON THESE CONNECTIONS PRIOR TO ATTEMPTING TO CONNECT TO THESE INPUT TERMINALS To perform the internal current cal point 1 Connect the positive lead of the calibrator to SOURCE A binding post 2 Connect the negative lead of the calibrator to the LOAD A binding post 3 Apply the proper current input as shown on the display u 1OADC SOURCE Ag TO LOAD n Wa Ha z 1 00 007 Ub Ab e Ac WARNING READINGSSI OUTSIDE DF TOLERANCE GO ERCK ABORT SKIP Figure 103 Load A Current Cal Point display 10 11 12 Calibration 73 Wait one minute for the readings Aa to settle and press ACCEPT Wait one minute for the readings to settle to 0 0 1 and press
11. intervals and whenever large ambient temperature changes occur Also if Option E 1s fitted perform this procedure when changing the external current transducer Note that the DC Current Offset procedure must be applied to all three of the CURRENT INPUT SELECTIONS fitted in the 2553E 1 From the Setup Index display press the CURSOR button twice to highlight CURRENT INPUTS NTERF RCES DHTEA TIME ME ASRS WIRING CALIBRATION PRODUCT OPTIONS FITTED CURSOR SETUP Figure 89 Setup Index screen with Current Inputs selected 66 2553 User s Guide 2 Press the SETUP button The presently selected INPUT SELECTION will be highlighted Refer to illustration below CURSOR CHANGE Figure 90 Input Selection selected 3 Press the CHANGE button to select another INPUT SELECTION as required e For the 2553E Internal External Amps and External Volts e For the 2553 Internal 4 Press the DONE button 5 Press the CURSOR button three times the CALIBRATION choice is now highlighted INTERFACES DATETIME MEASUREMENTS amp WIRING CURRENT INPUTS CAL LBRHT ION PRODUCT OPTIONS FITTED CURSOR SETUP Figure 91 Calibration selected 6 Pressthe SETUP button The display changes to the Calibration Setup as shown below DC ZERO CALIBRATED CURSOR PERFORM Figure 92 DC Zero Date selected 7 Ensure that there is no current flow in the selected current input the voltages need not be removed Calibratio
12. minute 3 minutes 10 minutes 30 minutes 1 hour 3 hours 6 hours 12 hours day user selectable
13. the selected item s configuration screen Using the Power Analyser 21 To setup the Printer IEEE488 address interface date and time 1 With INTERFACES DATE TIME highlighted press the SETUP button The display changes to the Interface Setup display DATE H 1333 TIME 08 42 2 ISPLHY CONTRAST B TEES ames BU CURSOR CHANGE DONE Figure 6 The Interface Setup screen 2 Use the CURSOR key to highlight any portion of the display that you desire to modify Press the CHANGE key to change the highlighted portion to the next available option for that data e DATE month day year e TIME 24 hours minutes seconds e DISPLAY CONTRAST 0 to 15 default is 8 e PRINTER PCL2 None Text Note that selecting None for the printer type disables the PRINT button in all screens e JEEE488 ADREESS 1 through 29 Note If you pass an option you desire you can come back to it by continuing to press CURSOR 3 Press the DONE key to save any changes made and to return to the Setup Index screen To configure the measurements 1 From the main Setup Index display press the CURSOR button to highlight MEASUREMENTS amp WIRING INTERFACES DATE TIME ATION PRODUCT OPTIONS FITTED CURSOR SE TUF Figure 7 Setup Index screen with MEASUREMENTS amp WIRING selected 22 2553 User s Guide 2 Press the SETUP button The display changes to the Measurements amp Wiring Setup displa
14. will not be updated Voltage Calibration Depending on voltage option the voltage cal point prompt will display INPUT 400VDC SOURCE L amp N TO CHASSIS INPUT 200VDC SOURCE L amp N TO CHASSIS INPUT 120VDC SOURCE L amp N TO CHASSIS gee ae ABCAN lt TO CHRSSISC 10 T Ma 100 00 Ra Ub L00 00 Ab Uc 100 00 Ac WARMING READINGS OUTSIDE OF TOLERANCE GO BACK ABORT SKIP Figure 97 Voltage Point initial display WARNING SHOCK HAZARD LETHAL VOLTAGES OR CURRENT MAY BE PRESENT ENSURE NO VOLTAGE OR CURRENT EXISTS ON THESE CONNECTIONS PRIOR TO ATTEMPTING TO CONNECT TO THESE INPUT TERMINALS 70 2553 User s Guide To perform the internal voltage point cal 1 Connect the positive lead of the calibrator to the SOURCE A B C and N binding posts on the rear panel 2 Connect the negative lead of the calibrator to the chassis binding post 3 Apply the proper voltage input as shown on the display luda rt a ABCNS TO CHR5S5IS Wa 100 00 z Ha Ub 100 00 Hb w 100 004 Ac WARMING READINGS OUTSIDE OF TOLERANCE GO BACK RBDRT SKIP Figure 98 Internal Voltage Point display 4 Wait one minute for the Vn Va Vb and Vc readings to settle and press ACCEPT 5 Wait another minute for the readings to settle to 0 0 1 and press ACCEPT 6 Press NEXT when the readings are within specification 7 Press SAVE DATA when all readings are within specification To perform the e
15. 0 1 0 25 above 500V 0 1V 0 4 KHz add 0 05 below 40Hz if AC coupled add 1 V for peak measurements 0 1 0 25 above 500V 0 15V 0 04 KHz add 0 1 below 40Hz if AC coupled add 2V for peak measurements gt 70dB decreasing linearly to gt 35dB at 75KHz typically negligable gt 110dB decreasing linearly to gt 60dB at 75KHz 0 1 0 05 KHz Internal Current Option 8A DC 0 02Hz to 20Hz range 0 1 0 005A 0 1 0 005A 0 1 Hz add 0 15 below 0 04Hz if AC coupled add 0 02A for peak measurements 0 2Hz to 200Hz range 2Hz to 2KHz range 20Hz to 5KHz range 20Hz to 75KHz range Common Mode Current to Current Crosstalk Phase to other phase Phase to Voltage Appendix B Measurement Specifications 83 0 1 0 005A 0 01 Hz add 0 05 below 0 4Hz if AC coupled add 0 02A for peak measurements 0 1 0 005A 0 001 Hz add 0 05 below 4Hz if AC coupled add 0 02A for peak measurements 0 1 0 005A 0 4 KHz add 0 05 below 40Hz if AC coupled add 0 04A for peak measurements below 1OKHz 0 1 0 01A 0 4 KHz I0KH z to 40KHz 0 03A 0 4 KHz above 40KHz 16 0 03A add 0 1 below 40Hz if AC coupled add 0 IA for peak measurements 0 000001A V KHz i e 0 0002A per KHz at 230V gt 80dB decreasing linearly to gt 50dB at 75KHz 0 1 0 05 KHz 0 1 0 05 KHz add 1 for frequencies IKHz to I0KHz Internal Current Option 40A DC 0 02Hz to 20Hz range 0 2Hz to
16. 1 420 THD 0 12 RMS 318A 0 0000AHr Fundamental 318A Harmonic 318A Triplens 002A odd Triplens 002A I DC 011A 0000AHr 480A Crest Factor 1 507 0 72 Total 36 37 98W 0 0000WHr 0 00W Fundamental 36 59W Harmonic 36 51W DC 0 0 22W 0000WHr 0 00W Total 0 14 73VAR 0 0000VARHr 0 00VAR Fundamental 0 Harmonic 0 Total 36 0000VAHr 0 00VA Fundamental 36 Harmonic 36 DC 0 0000VAHr 0 00VA POWER FACTOR Total 0 0 0000 Fundamental Harmonic LOAD K Factor 1 00 Configured for 3 phase 4 wire Bandwidth 20Hz 75KHz AC amp DC 50 harmonics Sync Voltage Results averaged over 250ms Current Input Internal 0001 00A 01 0000A 0001 00A 01 0000A 0001 00A 01 0000A Calibrated on Sep 21 1999 Figure 78 Phase A Basic Measurement printout 54 2553 User s Guide For a printout of the total Basics Measurements press the PRINT button from any one of the Basics displays when ABC is showing in the F3 position TOTAL BASIC MEASUREMENTS Xitron 2553 v2 1 Sep 21 1999 08 10 10 INTEGRATED FOR 0 0000Hr MEASURED INRUSH TOTAL AVERAGE FREQUENCY 60 03Hz VOLTAGE RMS 120 26V 122 03V 0000VHr 0 00V Fundamental 120 20V Harmonic 120 25V DC 0 02V 3 63V 0000VHr 0 00V Peak 171 86V 172 66V Crest Factor 1 429 THD 2 84 CURRENT RMS 062A 0000AHr Fundamental 030A Harmonic 055A Triplens 032A Odd Triplens 032A DC 005A 0000AHr
17. 200Hz range 2Hz to 2KHz range 20Hz to 5KHz range 0 1 0 025A 0 1 0 025A 0 1 Hz add 0 15 below 0 04Hz if AC coupled add 0 IA for peak measurements 0 1 0 025A 0 01 Hz add 0 05 below 0 4Hz if AC coupled add 0 IA for peak measurements 0 1 0 025A 0 001 Hz add 0 05 below 4Hz if AC coupled add 0 1A for peak measurements 0 1 0 025 A 0 4 KHz add 0 05 below 40Hz if AC coupled add 0 2A for peak measurements 84 2553 User s Guide 20Hz to 75KHz range Common Mode Current to Current Crosstalk Phase to other phase Phase to Voltage below 1OKHz 0 1 0 05A 0 4 KHz I0KH z to 40KHz 0 15A 0 4 KHz above 40KHz 16 0 15A add 0 1 below 40Hz if AC coupled add 0 5A for peak measurements 0 000005A V KHz i e 0 001A per KHz at 230V gt 75dB decreasing linearly to gt 45dB at 75KHz 0 1 0 05 KHz 0 1 0 05 KHz add 1 for frequencies IKHz to IOKHz External Current Option E voltage input DC 0 02Hz to 20Hz range 0 2Hz to 200Hz range 2Hz to 2KHz range 20Hz to 5KHz range 20Hz to 75KHz range Common Mode Current to Current Crosstalk Phase to other phase Phase to Voltage 0 1 0 0005V 0 1 0 0001V 0 1 Hz add 0 15 below 0 04Hz if AC coupled add 0 0005V for peak measurements 0 1 0 0001V 0 01 Hz add 0 05 below 0 4Hz if AC coupled add 0 0005V for peak measurements 0 1 0 0001V 0 001 Hz add 0 05 below 4Hz if AC coupled ad
18. 3 0 3 0 3 2 1 6 0 2 0 2 1 6 4 496 0 296 0 296 1 4 4 2 1 of full scale for selected synchronization source 50 or 40KHz fundamental frequency whichever smaller As signal accuracy 0 05 x N 0 1 0 04 KHz 0 1 at line frequencies 0 1 0 2 KHz harmonic gt 0 1 full scale Frequency Minimum Input Measurement Accuracy Measurement Period Integrated Results Appendix B Measurement Specifications 87 0 5 of range for Option for input selected 0 05 sampling synchronized to within 0 01 100ms or 1 cycle whichever longer Accuracy of integrated result 0 05 10ms Crest Factor Accuracy Range Form Factor Accuracy Range Load K Factor Accuracy Range Waveforms Number of points per cycle Amplitude Accuracy History Timing Accuracy Timing Resolution Result Accuracy Filtering Depth From accuracy of peak results to 999 From accuracy of amplitude results 1 to 999 From accuracy of harmonics results typical accuracy within 0 02 at line frequencies to 999 400 nominally 0 4 accuracy As relevant peak accuracy 0 05 10ms 5 of a division As the result Non peak results averaged over 5 of a division peak results have continuous coverage within each 5 of a division at all frequencies 10 divisions 88 2553 User s Guide Timing per division 0 4 seconds 1 second 2 seconds 5 seconds 10 seconds 30 seconds
19. 4 24 25 25 26 27 29 30 31 32 33 36 36 8 2553 User s Guide Figure 24 Figure 25 Figure 26 Figure 27 Figure 28 Figure 29 Figure 30 Figure 31 Figure 32 Figure 33 Figure 34 Figure 35 Figure 36 Figure 37 Figure 38 Figure 39 Figure 40 Figure 41 Figure 42 Figure 43 Figure 44 Figure 45 Figure 46 Figure 47 Figure 48 Figure 49 Figure 50 Figure 51 Figure 52 Figure 53 Basics RMS INRUSH A display Basics RMS INRUSH Y 0ABC display Basics RMS INTEGRATED 90A display with callouts Basics RMS INTEGRATED ABC display Basics RMS INTEGR AVG 0A display Basics RMS INTEG AVG ABC display Basics DC MEAS 0A display Basics DC MEAS ABC display Basics DC INRUSH QA display Basics DC INRUSH Y 0ABC display Basics DC INTEGRATED QA display Basics DC INTEGRATED ABC display Basics DC INTEG AVG 0A display Basics DC INTEG AVG Y 0ABC display Basics FUND QA display with callouts Basics FUND ABC display Basics HARMS 0A display with callouts Basics HARMS _ ABC display Harmonics Bargraph dA VOLTS Log display Harmonics QA VOLTS ABS Lin display Harmonics Bargraph dA VOLTS ABS Log display Harmonics Bargraph dA VOLTS Lin display Harmonics Bargraph dA AMPS Log display Harmonics Bargraph 0A AMPS ABS Lin display Harmonics Bargraph dA AMPS ABS Log display Harmonics Bargraph 0A AMPS Lin display Harmonics List dA ABSOLUTE display Harmonics List 0A PERCENTAGE display Harmonic
20. 80deg 02 38deg 03 79deg 02 42deg 01 33deg 02 b9deg 00 30deg 02 86deg 00 99deg 02 34deg 00 32 eg 02 88deg 01 19deg 01 68deg 00 23deg 02 93deg 00 11deg 01 81deg 01 87deg 03 70deg 00 28deg 01 11deg 01 48deg 02 43deg 01 91deg 01 15deg 00 26deg 02 11deg 00 44deg 01 05deg 00 58deg 02 93deg 00 12deg 01 94deg 00 37deg 025 43deg 00 07deg 015 46deg 00 77deg 00 96deg 00 10deg 01 71deg 00 43deg 02 13deg 00 76deg 16deg 00 15deg 17 63 05 06 03 03 03 03 02 03 03 03 03 03 05 03 03 03 03 08 05 05 05 05 05 03 02 02 05 03 03 05 05 05 08 05 05 03 03 03 03 02 02 03 03 05 03 03 OOOOOOOOOOOOoOOoOoOoOOo0Oo0o0O0000000000000000000000005 0000050000 0 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 OOOOOOOO00000000000000000000000000000000000000000 O C OG CCCCCCCCCCCCCGCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCOCCCC Figure 82 Phase B Harmonics Data List printout 58 2553 User s Guide For a similar printout press the PRINT button from Waveforms V amp A CONT or V amp W CONT screens For
21. ACCEPT Press NEXT when the readings are within specification The following screen will display th SOURCE E 2 TO LOAD E Lla Ra Ub Hb 100 00 Lhe Ac WARMING RERDIMGES OUTSIDE OF TOLERANCE GO BACK HBORT SKIP Figure 104 Load B Current Cal Point display Move the positive lead of the calibrator to SOURCE B binding post Move the calibrator negative lead to the LOAD B binding post Repeat steps 3 through 6 apply proper current wait for readings Ab to settle to 0 0 1 and press ACCEPT wait another minute for readings to settle and press ACCEPT Press NEXT and the following screen will display Tee m SOURCE C lt TO LOAD L 2 Lla Ra Ub Pb ae Hc 100 00 WARNING READINGS OUTSIDE OF TOLERANCE GO BACK ABORT SKIP Figure 105 Load C Current Cal Point display Move the calibrator positive lead to the SOURCE C binding post Move the calibrator negative lead to the LOAD C binding post Repeat steps 3 through 5 apply proper current wait for readings Ac to settle to 0 0 1 and press ACCEPT wait another minute for readings to settle and press ACCEPT 74 2553 User s Guide 13 The screen will read 10ADC SOURCE Cit TO LOAD E Ba 0 0415 L CRLIBRRTIDNS SUCCESSFULLY COMPLETED ADINGS USING UPDATED KALI ERT o DATA ACCEPT GO BACK Dung Figure 106 Internal Current Calibration Completion display 14 Press SAVE DATA when this step is complete 15 Press DON
22. BE PRESENT ENSURE NO VOLTAGE OR CURRENT EXISTS ON THESE CONNECTIONS PRIOR TO ATTEMPTING TO CONNECT TO THESE INPUT TERMINALS 2 5 53 TEST DEVICE LOAD 3 S 2 NEUTRAL USER LOAD C B A N QOQ owe SOURCE NEUTRAL SOURCE LINE B Figure 14 10 3 Wire Connections diagram Note Phasing of A and B is unimportant 26 2553 User s Guide TEST DEVICE OOOO Q SOURCE 2553 POWER SOURCE Figure 15 36 3 Wire Connections diagram WARNING SHOCK HAZARD LETHAL VOLTAGES OR CURRENT MAY BE PRESENT ENSURE NO VOLTAGE OR CURRENT EXISTS ON THESE CONNECTIONS PRIOR TO ATTEMPTING TO CONNECT TO THESE INPUT TERMINALS Notes 1 Phasing of A B and C is unimportant 2 This wiring configuration may also be used when the 2555 2553E has been set for 30 4 wire In that case the 2553 2553E will display the phase to ground voltages however the VA and VAR values may not be valid Using the Power Analyser 27 TEST DEVICE 25 LOAD OOO _ USER LOAD POWER SOURCE Figure 16 30 4 Wire Connections diagram WARNING SHOCK HAZARD LETHAL VOLTAGES OR CURRENT MAY BE PRESENT ENSURE NO VOLTAGE OR CURRENT EXISTS ON THESE CONNECTIONS PRIOR TO ATTEMPTING TO CONNECT TO THESE INPUT TERMINALS Notes 1 Phasing of A B and C is unimportant 2 If either the Power Source or User Load does not have a neutral connector then that wire may be omitted 3 This wiring co
23. Basics group shows you a complete picture of the power results of your device It has 40 different total displays screens with up to 14 characteristics included in the screens RMS Volts Watts Amos Voltamperes Power factor High voltage peak l 15 1U 7 Z 29M 0 23212B NO 3886PF 163 3Upk 1 861 ApK Voltage crest factor 1 423UCF 2 956RCF se z21 06 Frequency zrms MERS R RUNNING High current peak Reactive Time Current crest factor power Hours Min Sec Figure 22 Basics RMS MEAS QA display with callouts 115 07U 56 19H 0 2776RH 0 5876PF 163 3Upk Q S5 7Hpk S5 62UH 30 00Hz 1y424UCF 3 087ACF 03 22 04 Sim MERS T RBC RUNNING Figure 23 Basics RMS MEAS ABC display 116 44U 20 792M 164 20Upk 0 2920Hpk 27 QO SURE 23 33 dH RUNNING zm INRUSH Figure 24 Basics RMS INRUSH QA display Viewing Results 37 115 08U 37 18W 0 2811A 163 94Upk I 85E1Rpk 78 14UBE Erns INRUSH ZAB RUNNING Figure 25 Basics RMS INRUSH ABC display UP F1 3049UHr 0 2234WHr 000458 r 0 5 F ni re 0 S06SUARHE Watt Hour z min i THE INTEGRATED PH RUNNING pee Elapsed time Heactive Power Hour of integration Figure 26 Basics RMS INTEGRATED QA display with callouts 0 3324UHr 0 1615lHr 0 0008RHr URHn 2226VARHr 0 1733min 03 24 35 zrms INTEGRATED ZRBC RUNNING Figure 27 Basics RMS
24. E To perform the external current cal point 1 Connect the calibrator to the BNC of Phase A 2 Apply the proper current input as shown on the display ERNAL TRANSDUCER A 100 00 WARNING READINGS OUTSIDE OF TOLERANCE GO BACK ABORT SKRIP Figure 107 External Transducer A Current Cal Point display Wait one minute for the Aa readings to settle and press ACCEPT Wait one minute for the readings to settle to 0 0 1 and press ACCEPT Press NEXT when the readings are within specification aS g 9 Move the calibrator to the BNC of Phase B LH TH EXTERNAL TRANSDUCER B UULHDL TO BNC IRET B Bb 100 005 Bc 1 1 a b Mc HARMING READINGS OUTSIDE OF TOLERANCE GO BACK ABORT SKIP Figure 108 External Transducer B Current Cal Point display Calibration 75 7 Repeat steps 2 through 5 apply proper current wait for readings Ab to settle to 0 0 and press ACCEPT wait another minute for readings to settle and press ACCEPT press NEXT 8 Move the calibrator to the BNC of Phase C 1 000ADC TO EXTERNAL TRANSDUCER C 1 00RDE T QOL O EC INPUT C Ha Ab C 100 005 WARNING READINGS OUTSIDE OF TOLERANCE GO BACK RBDRT SKIP Figure 109 External Transducer C Current Cal Point display E SSS a 9 Repeat steps 2 through 5 apply proper current wait for readings Ac to settle to 0 0 and press ACCEPT wait another minute for readings to settle and press ACCEPT press NEXT 10 P
25. H 0 1784H 0 9070PF 61 97UR S0 00Hz 23 JS3UPR 09 30 23 FOND ZRBC RUNNING Figure 39 Basics FUND ABC display HARM If you wish to view the HARM display you must press the button in the F2 position until MEAS comes up then press F1 Triplens current 5 1ZU 1 g S W K factor NT 29214 0 0201 Total harmonic Triplens 0 168 AS 6SUR 50 00Hz distortion for voltage 242508 hd NAN 31 ng ZHRRMS oF RUNNING Total harmonic distortion for current Figure 40 Basics HARMS QA display with callouts Viewing Results 41 115 07 223 81H 0 2749R 0 9071PF 61 52UH 30 00Hz Q 23sUthd 118ZzRthd HARMS F 03 31 39 EOREC RUHNING Figure 41 Basics HARMS 3 ABC display Harmonics Group The Harmonics group of screens show harmonic results These results can be viewed in a list or bargraph format The List format shows the fundamental harmonic through to the 50 harmonic The bargraph format shows through to the 40 harmonic Bargraphs The bargraph displays show the fundamental through the 40 harmonic for current and voltage in e Linear or logarithmetically scaled percentage units e Linear or logarithmetically scaled absolute units 2 through 40 Harmonic os Mes Lala tr a adl 35r 9 113 15 WOLTS Figure 42 Harmonics Bargraph oA VOLTS Log display Fundamental Harmonic 357283lll3l51 1821 2325 27 2331 33 35 37 33 BARA UDLTS RES Lin RUNNING Figu
26. K display 119 4 118 4 Elah ee a une 0 I eee ARPS DAt hd vsecdiv RUNNING Figure 70 History AMPS 0A THD display 118 3 113 6 SABCthd Ssec div RUNNING Figure 71 History AMPS ABC THD display 13 05 Eus ul o Bee n 2 BAUS 9n re d 9 Figure 72 History WATTS OA display Figure 73 Viewing Results 49 Figure 74 History VAR A display 76 75 76 55 26 35 Figure 75 History VAR ABC display _ eeczdiu RUNNING Figure 77 History PF ABC display 50 2553 User s Guide Printing Results 51 Printing Results This chapter illustrates some of the various printouts available using the 2553 2553E Each printout reflects the data from the display group you are presently viewing Sample Printouts To get the type of printout you want check your setting in the Interface Setupscreen A text or graphic print is immediately initiated when the PRINT key is pressed for each of the results display screens Every printout includes Descriptive title of the data Configuration selections Current date in month day year Calibrated date Time in hours minutes seconds Elapsed time Xitron 2553 or Xitron 2553E Version number Note Select PCL2 within the Interface Setup screen for graphical printouts The samples provided have been printed from each of the display groups Basics Harmonics Waveforms and History In each case the specific phase or sum of phases pr
27. Peak 0 625A Crest Factor 10 097 THD 156 68 Total 10 71W 11 68W 0000WHr 0 00W Fundamental 10 65W Harmonic 10 45W DC 0 00W 0 03W 0000WHr 0 00W Total 19 32VAR 30 86VAR 0 0000VARHr 0 00VAR Fundamental 0 44VAR Harmonic 0 37VAR Total 22 16VA 0000VAHr 0 00VA Fundamental 10 65VA Harmonic 10 46VA DC 0 00VA 0000VAHr 0 00VA POWER FACTOR Total 0 4952 0 0000 Fundamental 0 9995 Harmonic 0 9995 LOAD K Factor 27 83 Configured for 3 phase 4 wire Bandwidth 20Hz 75KHz AC amp DC 50 harmonics Sync Voltage Results averaged over 250ms Current Input Internal 0001 00A 01 0000A 0001 00A 01 0000A 0001 00A 01 0000A Calibrated on Sep 21 1999 Figure 79 Total Basic Measurements printout Printing Results 55 Press the PRINT button from Harmonics BAR 0A AMPS Log screen to print a barchart like the one shown below Each Harmonics display screen will print separately Configure the analyser for a PCL2 printer PHASE A CURRENT HARMONICS BARCHART Artrom 3325 wits Feb l 2000 13 15 48 Esnduidtih Jhi 7SH AC andy 50 harmonics Syne Vell ace Results averaged over Joins Canfigueed for I phase 4 uire Current Input Internal FODOT OD 01 MOJDRZ 21 ODR 1 ODCOCODR HOODE 0 D T 00008 ali heeled on Feb ID 2000 1 21 Figure 80 Phase A Current Harmonics Barchart graphic printout 56 2553 User s Guide Press the PRINT button from Harmonics BAR oA AMPS Log s
28. XITRON TECHNOLOGIES USER S GUIDE 2553 2553E Three Phase Power Analyser Warranty Warranty 3 The Xitron Technologies instrument is warranted against defects in material and workmanship for a period of two years after the date of purchase Xitron Technologies agrees to repair or replace any assembly or component except batteries found to be defective under normal use during the warranty period Xitron Technologies obligation under this warranty is limited solely to repairing any such instrument which in Xitron Technologies sole opinion proves to be defective within the scope of the warranty when returned to the factory or to an authorized service center Transportation to the factory or service center is to be prepaid by the purchaser Shipment should not be made without prior authorization by Xitron Technologies The warranty does not apply to any products repaired or altered by persons not authorized by Xitron Technologies or not in accordance with instructions provided by Xitron Technologies If the instrument is defective as a result of misuse improper repair or abnormal conditions or operations repairs will be billed at cost Xitron Technologies assumes no responsibility for its product being used in a hazardous or dangerous manner either alone or in conjunction with other equipment Special disclaimers apply to this instrument Xitron Technologies assumes no liability for secondary charges or consequential damages and in a
29. a phase A printout as shown below press PRINT when A is displaying in the F3 position etc for Phase B and C Configure the analyser for a PCL2 printer PHASE A WAVEFORMS MitFroan 25853 w2 1 Feb 10 2000 11 05 51 Barcuidth 20Hz SSEHz AC oniy DI harmonics Sune Voltage Results averaged over 250mz Configured for 3 phase 4 uire 40001 00A 01 0000R 0001 20A 01 00008 0001 OOR o1 2000R Current Irnewt Internal Calibrated on Feb ID 2000 Period 16 623 165 244 Figure 83 Phase A Waveforms graphic printout Printing Results 59 To print the following press the PRINT button from the Waveforms V amp A CONT screen For a phase A printout as shown below press PRINT when A is displaying in the F3 position Note that a printout for phases B and C will be similar This sample printed with the analyser configured for a Text printer PHASE A VOLTS amp CURRENT WAVEPORMS Xitron 2553 v2 1 Sep 21 1999 08 50 01 ca 170v Voltage X i i i i i i i i i i P i I i i i i be 3 i i P de cb Period 16 67ms Figure 84 Phase A Volts and Current Waveforms nongraphic printout 60 2553 User s Guide For a similar printout press the PRINT button from the Waveforms V amp A CONT or V amp W CONT screens For a phase B printout as shown below press PRINT when 0B is displaying in the F3 position Note that a prin
30. cer Positive SOURCE A B C Volt EXTERNAL B bnc Negative LOAD C Amp External transducer Positive SOURCE A B C Volt EXTERNAL C bnc Option for user External calibration may be performed using a non inductive external transducer Appendix A Physical Specifications 77 Appendix A Physical Specifications For further details regarding a specific application contact Xitron Technologies Inc or its representative Refer also to Appendix B Measurement Specifications Note Specifications subject to change without notice Temperature amp Humidity Operating O C to 45 C lt 85 RH 40 C non condensing Storage 30 C to 65 C lt 95 RH 40 C non condensing Size amp Weight Size HxWxD 41 2 x 11 x 1012 Weight 6lbs 2 7kg Power Input Voltage 80 265 Vrms auto selecting Frequency 50 60 400Hz 25VA max 78 2553 User s Guide Appendix B Measurement Specifications 79 Appendix B Measurement Specifications Unless otherwise indicated all performance specifications are valid throughout the specified operating temperature range for a period of year following a 15 minute warm up period Where typical specifications are given the specification 1s guaranteed for a typical application 115V 230Vrms with a current gt 10 range for further details regarding a specific application contact Xitron Technologies Inc or its representative Refer also to Appendix A Physical S
31. creen to print a barchart like the one shown below Each Harmonics display screen will print separately This sample printed with the analyser configured for Text printer PHASE A CURRENT HARMONICS BARCHAET Xatr n 2553 v2 1 Feb i0 2000 13 20 27 0 02074 0 20705 and 0 13f stt tttttitittittttittses ird 1 11f 7 trr t tttttttttttttttttttttttdiiitttilltt ttittttttitt 4th 0 09f rtftittttttittiftftttftt 5th 0 00 t 89454444444 6th 0 078 4 44 444 4 244 4 444 7th 0 133 tee ete te eee eee ER eee k Bth O 078 44 44 34 4 244 Sth O 13 233 it3 t2ziditt t diddid tdf ddd d 16th O l14 t t tt tittttidtttilddttEd 11th 0 048 Serra 12th Q I1 tttfrtftftttlttfiftf ttt ttt ti 13th O 08G 4 44 44 4 84444244 14th O LLE sttttt tttftfti tttif kirtt i 15th 11 iiiiifiiiifiiililftirtlki 16th 0 10f s 24 444 e44 4274442 17th H 15 kk dkbkilikiiiitititittiiit lath 0 058 rtitfitt tftttt ti 19th 11 s 4 44h 4 244 23 4 20thn 0 07F tttt ittfttitr zttt 1EE 0 06 4 4 44 4 4 4 2 22nd D O Ut 2 3 8242454444 zard 0 08 24th 0 05 fiffttftttttt 25th 0 IGF sixitiiiiifitiiilii 26th 0 08 dd rrtrtrtrrititt sddtt 27th 0 09 4 4444 44 4 44 44 2 th 7 t 4t ett reer eens 29th O 16 rikitiiiktiiiiitiiiti iiititti i rh 0 08 ee ee a 3lst Q lAk t z t t t t t
32. d 0 0005V for peak measurements 0 1 0 00015V 0 4 KHz add 0 05 below 40Hz if AC coupled add 0 0015V for peak measurements 0 1 0 00025V 0 02 KHz add 0 1 below 40Hz if AC coupled add 0 0025V for peak measurements gt 60dB decreasing linearly to gt 40dB at 75KHz gt 120dB decreasing linearly to gt 80dB at 75KHz 0 1 0 05 KHz 0 1 0 05 KHz Appendix B Measurement Specifications 85 External Current Option E current input DC 0 02Hz to 20Hz range 0 2Hz to 200Hz range 2Hz to 2KHz range 20Hz to SKHz range 20Hz to 75KHz range Phase to Voltage Phase to other phase Current to Current Crosstalk VA 0 1 0 01A 0 1 0 002A 0 1 Hz add 0 15 below 0 04Hz if AC coupled add 0 01A for peak measurements 0 1 0 002A 0 01 Hz add 0 05 below 0 4Hz if AC coupled add 0 01A for peak measurements 0 1 0 002A 0 001 Hz add 0 05 below 4Hz if AC coupled add 0 01A for peak measurements 0 1 0 003A 0 4 KHz add 0 05 below 40Hz if AC coupled add 0 03A for peak measurements 0 1 0 005A 0 02 KHz add 0 1 below 40Hz if AC coupled add 0 05A for peak measurements 0 1 0 05 KHz 0 1 0 05 KHz gt 100dB decreasing linearly to gt 70dB at 75KHz Applied Voltage x Current Accuracy Applied Current x Voltage Accuracy Power Factor Combination of phase and crosstalk specifications At 115 or 230Vrms current gt 10 range for option fitted PE 50
33. displays are used to view results and are introduced in the following sequence diagrams Within each main group there are various display screens that are accessible using the softkey buttons Refer to Figure 17 below XITRONECHNOLOGIES IIIB0U 55 86W 0 2763A 2450m in P zrms TNTEG AVG 2HEL Measurement Hour Min Sec Results Figure 17 Front Panel with Basics sample display 30 2553 User s Guide Diagrams Note f you wish to display HARMS and FUND press the button in the F2 position second softkey from left until MEAS comes up then press F1 first softkey on left 115 110 Q 2912H O 5886PF SILA 30 00Hz 165 3Upk 0 661Rpk 1 423UCF 2 956ACF 3 21 06 tems MEAS h RUNNING Figure 18 Basic RMS sample display Sequence of Display Screens 31 Note Some or all of the three phases A B and oC may be present depending on the wiring configuration 4l 23 28 27 283 Log Figure 19 Harmonics Bargraph and List sample display 32 2553 User s Guide UM CONT Z00Mx 1 Figure 20 Waveforms V amp W CONT ABC sample display Sequence of Display Screens 33 Figure 21 History WATTS OA sample display Notes 1 The time scale may be set while displaying any data 2 Some or all of the three phases 0A 0B and QC may be present depending on the wiring configuration 34 2553 User s Guide Viewing Results 35 Viewing Results Review this chapter to determine which dis
34. e owners In the interest of continued product development Xitron Technologies Inc reserves the right to make changes in this guide and the product it describes at any time without notice or obligation Xitron Technologies Incorporated 6295 Ferris Square Building D San Diego California 92121 Telephone 858 458 9852 Fax 858 458 9213 E mail sales xitron tech com E mail support Q xitron tech com ISO 9001 1994 Cert No CA 23 98 01 Accredited by the RvA Contents INTRODUCTION FUNCTIONAL DESCRIPTION Theory of Operation Interfaces USING THE POWER ANALYSER Setting Up Front Panel Starting the Power Analyser Configuring the Power Analyser Measurement Connections Using Internal Current Transducers Internal Transducer Connections for Test Using External Current Transducers External Transducer Connections for Test SEQUENCE OF DISPLAY SCREENS Using the Diagrams Diagrams Contents 11 11 12 13 13 15 15 15 16 17 17 18 19 20 20 24 24 25 27 28 29 29 30 5 6 2553 User s Guide VIEWING RESULTS Display Screens Basics Group Harmonics Group Waveforms Group History Group PRINTING RESULTS Sample Printouts CALIBRATION Removing DC Current Offsets Calibrating the Power Analyser Calibration Procedures Voltage Calibration Current Calibration Calibration Faults APPENDIX A PHYSICAL SPECIFICATIONS Temperature amp Humidity Size amp
35. ent The following 1s a list of the significant components and a description of their function within the analyser Voltage Attenuators Resistively attenuate the voltages present on the SOURCE A B C and N terminals to a 2 5V peak amplitude maximum voltage signal Hall Effect Transducer Converts the current flowing from each phase SOURCE to LOAD into isolated voltages of the 2553 Analog Anti Alias Filters Reduce the bandwidth of the signals applied to the inputs of the ADCs to less than the sampling frequency Each of the attenuator outputs and the outputs of the Hall Effect transducers are passed through identical analog anti alias filters 16 Bit A to D converters ADC and First In First Out memory FIFO The ADCs digitize each signal with 16 bit resolution at the DSP generated Sample Clock frequency The FIFOs store each digital sample in memory to be read by the DSP in blocks of 32 samples per converter 80 MIPs Digital Signal Processor DSP Processes the tasks required to compute the multiple voltage current and power results Also processes the tasks required to format the results for display printout and interrogation via the IEEE488 interface Computed results are independent of the selected display and IEEEASS interface requirements 14 2553 User s Guide The DSP generates a Sample Clock signal from the computed frequency of the user selected synchronization source The Sample Clock signal clocks the ADCs a
36. inter PCL Hewlett Packard DeskJet family Hewlett Packard LaserJet family other PCL level two or higher compatible parallel printer with 75dpi or greater raster graphics print resolution 16 2553 User s Guide IEEE488 Interface IEEE4SS Certain commands conform to IEEE488 2 Addressing Single address user selectable via front panel between O and 29 inclusive Capabilities SHI AHI T6 L4 SRI RL1 PPO DCI DTI C0 E2 350ns min T1 Max Talk Data Rate gt 200 000 bytes per second Max Listen Data Rate 250 000 bytes per second Command Set All front panel capabilities are provided via ASCII textual command sequences Results Any results may be obtained at any time from the interface as ASCII textual numerical data Additionally status and state interrogatives are provided for on the fly determination of product status Using the Power Analyser 17 Using the Power Analyser The purpose of this chapter is to describe how to set up and use the 2553 2553E This chapter covers e Setting Up e Using the Front Panel Buttons e Rear Panel Connections e Power Testing Setting Up The Power Analyser is made to sit on your bench You can optimize the viewing angle by adjusting the handle and optimize the viewing brightness by adjusting the DISPLAY CONTRAST See Configuring the Power Analyser page 20 Figure 1 Bench Type Power Analyser To adjust the handle 1 Press and hold the button
37. ints out in accordance with the phase presently displaying From the Basics group you can print all the data for any one phase or the sum of all phases total on one page See Figure 78 and Figure 79 From the Harmonics Bargraph group you can print separate barcharts for absolute or percent linear or logarithmetically and current or voltage See Figure 80 and Figure 81 From the Harmonics List group you can print absolute percentage or phase data on one page See Figure 82 52 2553 User s Guide e From the Waveforms group you can print volts amps and power waveforms all on one page if a graphic printer is selected See Figure 83 Figure 85 and Figure 86 If a text only printer is selected then volts and amps will print in a textual representation of the waveforms See Figure 84 e Each History display will print a full page of formatted data See Figure 87 and Figure 68 The following pages illustrate some sample printouts Printing Results 53 For a printout like the following press the PRINT button from any one of the Basics display screens For phase A data press the PRINT button when QA is displaying in the F3 position etc for phase B and C PHASE A BASIC MEASUREMENTS Xitron 2553 v2 1 Sep 21 1999 09 23 20 INTEGRATED FOR 0 0000Hr MEASURED INRUSH TOTAL AVERAGE 60 00Hz RMS 115 08V 116 05V 0000VHr Fundamental 115 07V Harmonic 115 07V I I DC 0 01V 7 10V 0000VHr 163 36V 171 26V Crest Factor
38. measurements are continuous there being no missed portions of the signal in any of the resultant measurements At very high frequencies gaps can only result in the harmonics measurements The DSP also contains 4Kx24 of internal RAM for working memory 3Kx24 of program memory and a Kx24 level 1 cache memory The DSP can perform one arithmetic and two data movements per 12 5ns yielding 80MIPs for arithmetic operations and 240MIPs overall capability IEEEASS Interface Performs the majority of the bus interface details for the IEEE488 protocol All IEEE 448 interfacing is with data output from the DSP or data and commands input to the DSP This interface is controlled using a commercially available IC National Instruments TNT488 Parallel Printer Interface This IC performs the majority of the bus interface details for the parallel printer protocol The data to be output over the interface comes from the DSP This interface is controlled using a commercially available IC Graphical Display Module Allows a visual reading of the results in alphanumeric and or graphical format The display screen is a commercially available LCD with 240x64 pixels and a CCD backlight All graphical information for the screens is generated by the DSP Functional Description 15 Keyboard Allows for changing and bringing up the various displays of results The keyboard is formed by six key switches each individually readable by the DSP All action
39. ment Accuracy if total signal is less than 0 5 full scale for option or if DC component is greater than AC component When using an external current transducer the specifications for that transducer should be added to the power analyser specifications to obtain the overall specifications Voltage Option 400V DC 0 02Hz to 20Hz range 0 2Hz to 200Hz range 2Hz to 2KHz range 20Hz to SKHz range 20Hz to 75KHz range Common Mode Current to Voltage Crosstalk Voltage to Voltage Crosstalk Phase to other phase Voltage Option 950V DC 0 02Hz to 20Hz range 0 2Hz to 200Hz range 2Hz to 2KHz range 20Hz to SKHz range Appendix B Measurement Specifications 81 0 1 0 25 above 250V 0 1V 0 1 0 25 above 250V 0 02V 0 1 Hz add 0 15 below 0 04Hz if AC coupled add 0 075V for peak measurements 0 1 0 25 above 250V 0 02V 0 01 Hz add 0 05 below 0 4Hz if AC coupled add 0 075V for peak measurements 0 1 0 25 above 250V 0 02V 0 001 Hz add 0 05 below 4Hz if AC coupled add 0 075V for peak measurements 0 1 0 25 above 250V 0 025V 0 4 KHz add 0 05 below 40Hz if AC coupled add 0 3V for peak measurements 0 1 0 25 above 250V 0 05V 0 02 KHz add 0 1 below 40Hz if AC coupled add 0 5V for peak measurements gt 70dB decreasing linearly to gt 40dB at 75KHz typically negligable gt 120dB decreasing linearly to gt 80dB at 75KHz 0 1 0 025 KHz 0 1 0 25 above 400V 0
40. n 67 8 Press the PERFORM key Any DC offset in the current measurement is measured and subtracted from all future measurements The date displayed next to DC ZERO changes to today s date Offsets are separately stored for each of the current input selections Offsets up to 10 of the full scale value for the respective current input can be accommodated 9 Press the DONE key to return to the main Setup Indexscreen Calibrating the Power Analyser The analyser is fully specified for one year of operation Recommended maintenance includes an annual calibration and if Option E is fitted calibrate when changing the external current transducer A full calibration includes three calibration cal points open circuit voltage and current Note that external calibration of the power analyser must be performed for all three of the CURRENT INPUT SELECTIONS fitted in the 2553E You can access all three cal points from the Setup Indexdisplay e The voltage cal point requires a calibrator that can drive a 2mA load at a minimum 0 025 accuracy and 0 01 short term stability e The current cal point requires a calibrator that can drive a 200mV burden at a minimum 0 025 accuracy and 0 01 short term stability e Use a Fluke 5700 multi function calibrator or equivalent for calibrating the standard 2553 2553E Use a Fluke 5725A or equivalent to calibrate the power analyser 40A Option Calibration Procedures The user may calibrate the exter
41. nal current inputs with a user supplied current transducer connected however the user should note that all calibrations are carried out at DC thus an inductive type transducer cannot be used during calibration If a transducer is to be used then for best results use the nominal current transducer scaling ratio If the power analyser s external current inputs are to be calibrated without an external transducer fitted then the scale factor should be set to 1 0 1 0 If Option E 1s fitted then each of the Current Inputs Internal External Amps and External Volts should be selected individually and the calibration procedure performed The date shown as the last calibration date 1s the date that the presently selected Current Input was successfully calibrated Select the next appropriate INPUT SELECTION from the Current Inputs screen as described in Removing DC Current Offsets page 65 Note For a quick reference when calibrating refer to the Calibration Connection Table on page 76 68 2553 User s Guide To access the Calibration Setup display 1 Return to the main Setup Indexdisplay using the NEXT button 2 Press the CURSOR button three times the CALIBRATION choice is now highlighted as shown INTERFACES DATE TIME MEASUREMENTS m CURSOR SETUP Figure 93 Calibration selected 3 Press the SETUP button The display changes to the Calibration Setup display 4 Press the CURSOR key once The date that the power
42. nfiguration may also be used when the 2553 2555E has been set for 30 3 wire In that case the 2553 2553E will display the phase to phase voltages Using External Current Transducers When using the external current transducer access the Current Input Setup screen Set the correct type of current transducer External Amps or Volts for INPUT SELECTION and 1 0 for Scaling 28 2553 User s Guide External Transducer Connections for Test Connections are similar to those shown in the internal current transducers however only the SOURCE Phase and Neutral connections need be directly made to the 2553 Pass each phase current conductor to the load through an external current transducer Connect the output of the transducer to the respective BNC terminal on the 2553 rear panel Note the following Each of the Live phase connections should be passed through current transducers Thus 1 transducer is required for 1 phase 2 wire phase A 2 for 1 phase 3 wire phase A and B and 3 for 3 phase 3 wire or 4 wire configurations Take special care that the same phase is connected to each respective SOURCE terminal as that for which the current transducer output is connected to the respective BNC terminal If the power analyser unexpectedly displays negative watts indications this is an indication that the current flow in the transducer is reversed Either the wire is reversed in the transducer or the transducer output has the incorrect polari
43. ny event Xitron Technologies liability for breach of warranty under any contract or otherwise shall not exceed the original purchase price of the specific instrument shipped and against which a claim is made Any recommendations made by Xitron Technologies or its Representatives for use of its products are based upon tests believed to be reliable but Xitron Technologies makes no watranties of the results to be obtained This warranty is in lieu of all other warranties expressed or implied and no representative or person is authorized to represent or assume for Xitron Technologies any liability in connection with the sale of our products other than set forth herein Instrument Serial Number 4 2553 User s Guide Document Part Number MO 2553 M Revision C Print date February 21 2000 Copyright Copyright 1999 Xitron All rights reserved All rights reserved No part of this publication may be reproduced transmitted transcribed stored in a retrieval system or translated into any language in any form without prior written consent from Xitron This product manual 1s copyrighted and contains proprietary information which is subject to change without notice The product s displays and manual text may be used or copied only in accordance with the terms of the license agreement XITRON TECHNOLOGIES is a trademark of Xitron All other trademarks or registered trademarks are acknowledged as the exclusive property of their respectiv
44. pecifications Note Specifications subject to change without notice Power Source Capabilities Option E only Output Voltage and 15V within 0 5V Source Impedance 5 Maximum Load 100mA Input Signal Capabilities Binding Post Signal Terminals Voltage 950V option 2500Vpk for Is 675 Vrms continuous 950Vpk measurable Voltage 1500V option 2500Vpk for 1s 875Vrms continuous 1500Vpk measurable Voltage 400V option 2500Vpk for Is 425 Vrms continuous 400Vpk measurable Current 8A option 25Arms for 50ms 10Arms continuous 8Apk measurable Current 40A option 125Arms for 50ms 25Arms continuous 40Apk measurable 80 2553 User s Guide BNC Signal Terminals Option E only Common Mode 5Vpk maximum to Chassis Voltage 25Vpk for 50ms 2 5Vrms continuous 2 5 Vpk measurable Current 10Arms for 50ms 2 5Arms continuous 5Apk measurable Input Burden All capacitances shown are typical values Binding Post Signal Terminals To Chassis 400V option 243K 60pF To Chassis 950V option 600K Il 60pF To Chassis 1500V option IM 60pF Source to Load 8A option 50m Source to Load 40A option lt 15m BNC Signal Terminals Option E only VOLTAGE Mode To Chassis 100K II 5pF Signal 100K II 5pF CURRENT Mode To Chassis 50 Il SpF Signal lt 100m Measurement Accuracy Unless otherwise shown all percentages are percentage of the reading When including DC signal content add DC Measure
45. play shows the results that best suit your test requirements Display Screens The screen displays shown here reflect the default options in the Measurement amp Wiring Setupscreen Refer to Configuring the Power Analyser page 20 For reference those defaults are e 20Hz S5KHz AC amp DC e 30 4 wire e 250ms e Voltage The default for DISPLAY CONTRAST is 8 If AC ONLY has been selected then rms will read RMS AC and the message NOT CONFIGURED FOR DC MEASUREMENT will display in the Basics DC screen If an input signal does not fit inside the configured range Measurement amp Wiring Setup then your analyser may exhibit one of the following conditions e The screen may display a limited number of results e A message may display on the screen instead of results e You may not have access to the display screens Throughout this chapter on Viewing Results the sample display screens shown are most often from phase A results Note that phase B and C results if configured are similar to phase A Note also that YAB or ABC provides the total for all configured phases The data is as follows e Harmonics RMS and DC Volts and Amps Mean phase value e Inrush and Peak Volts and Amps Highest phase value e Watts VAR True vector total of all phases e VA From total watts and VAR e Waveforms All waveforms are shown in the same graph e Frequency is always from phase A 36 2553 User s Guide Basics Group The
46. rages and reactive power with K factor and crest factor of the voltage or current signal All of the data that can be displayed on the 2553 2553E screens can be printed in full page printout formats Refer to Printing Results page 51 Note that both bargraph and listing fundamental printouts contain the Da through the 50 harmonics 12 2553 User s Guide Features The 2553 2553E Power Analysers features include the following e Simple interface e Display basic measurements of RMS DC Fundamental harmonic and Harmonics for any single phase or the total of all phases e Display harmonics in bargraph or a list format e Continuously updated displays of voltage current and wattage waveforms e Display historic results for voltage and current watts reactive power and power factor for each of the three phases and the total simultaneously e Allowance for scaling of all current readings by a numerical factor e Provide adjustable display contrast Functional Description 13 Functional Description This chapter describes the circuitry and interfaces of the 2553 2553E Theory of Operation The 2553 2553E is high performance test equipment Within the analyser voltage and current signals are converted to digital data using DSP chips where the signals are sampled automatically and periodically A to D converters scale and sample data The data analysis components analyze voltage and current input samples for harmonic cont
47. raphic printout Phase B Harmonics Data List printout Phase A Waveforms graphic printout 45 45 45 45 45 46 46 46 46 47 47 47 47 47 48 48 48 48 48 49 49 49 49 53 54 55 56 57 58 10 2553 User s Guide Figure 84 Figure 85 Figure 86 Figure 87 Figure 88 Figure 89 Figure 90 Figure 91 Figure 92 Figure 93 Figure 94 Figure 95 Figure 96 Figure 97 Figure 98 Figure 99 Figure 100 Figure 101 Figure 102 Figure 103 Figure 104 Figure 105 Figure 106 Figure 107 Figure 108 Figure 109 Phase A Volts and Current Waveforms nongraphic printout Phase B Waveforms graphic printout Waveforms Volts Amps Power graphic printout Phase A Current Level History graphic printout Phase A Current Level History nongraphic printout Setup Index screen with Current Inputs selected Input Selection selected Calibration selected Open Circuit Point Open Circuit Point Zero Readings Voltage Point initial display Internal Voltage Point display External Voltage Point Phase A External Voltage Point Phase B External Voltage Point Phase C Internal Current Cal Point display Load A Current Cal Point display Load B Current Cal Point display Load C Current Cal Point display Internal Current Calibration Completion display External Transducer A Current Cal Point display External Transducer B Current Cal Point display External Transducer C Current Cal Point display 59 60 61 62 63 65 66 66 66 68
48. re 43 Harmonics 0A VOLTS ABS Lin display 42 2553 User s Guide H5 n 135 7 3 III3I5l17 18 21 23 25 27 28 31 33 35 37 33 BARGH VOLTS ABS CLog RUNNING Figure 44 dgy m small H NH Ham m B m NH 3 s r g IT Tis i 192 29 35 20 2331 33 as 4 BARA UDLTS X in Figure 45 Harmonics Bargraph oA VOLTS Lin display 0 13 REN Ill lI II IH ua x Log MMI MG B4 28 B 428 Figure 46 Harmonics Bargraph A AMPS Log display Figure 47 Harmonics Bargraph ELM gt MPS ABS Lin display 157 AME Hilli Log Figure 48 Harmonics Bargraph A AMPS ABS Log display Viewing Results 43 Figure 49 Harmonics Bargraph A AMPS Lin display Lists Each LIST display screen is limited to a few lines Use the Scroll button to view the fundamental through the 50 harmonic result The List screens show harmonics in e Absolute with THD e Percentages with THD e Phase shift to phase A voltage fundamental Figure 51 Harmonics List QA PERCENTAGE display 44 2553 User s Guide rre Ly d d h h _LISTOA Figure 53 Harmonics List 0B PHASE display Waveforms Group The Waveforms group shows continuous results for voltage current and wattage The display screens are in xy waveform format Each screen displays two waveforms for comparison purposes with additional information provided with an inset The waveforms can be viewed a
49. ress SAVE DATA when the readings are within specification 11 Press DONE Note If you have not skipped any steps then the present date will automatically replace the previous CALIBRATED date for the selected CURRENT INPUT Calibration Faults In the event of a calibration fault please check the connections to the calibrator and the analyser before attempting calibration again If you are unable to correct a fault condition contact Xitron Technologies for assistance and or request a return merchandize authorization RMA number Refer to the front section of this guide for telephone number address and e mail address of Xitron Technologies Inc Important Note Opening the Power Analyser s case may void your warranty 76 2553 User s Guide Calibration Connection Table 3 Phase Internal Voltage Connections 3 Phase External Voltage Connections Calibrator Lead Rear Panel Negative Chassis ground Negative Coax Shield Positive SOURCE A N B C Positive EXTERNAL A bnc Center conductor of coax Negative Coax Shield Positive EXTERNAL B bnc Center conductor of coax Negative Coax Shield Positive EXTERNAL C bnc Center conductor of coax 3 Phase Internal Current Connections 3 Phase External Current Connections Calibrator Lead Rear Panel Calibrator Lead Rear Panel Negative LOAD A Amp External transducer Positive SOURCE A B C Volt EXTERNAL A bnc Negative LOAD B Amp External transdu
50. rting the Power Analyser To start the 2553 2553E click the ON OFF button to the ON position A startup screen will display for afew seconds This screen lists the model number current and voltage input options software revision number and firmware installation date and time Xitron 2553 2553E Internal Current 40 pk External Current CURRENT 8 VOLTAGE Voltage Input 950Upk U2 4 Jul 31 1939 16 03 14 Figure 4 Startup screen Note f your unit is not calibrated a WARNING statement will display along the top of the Startup screen stating either UNCALIBRATED INSTRUMENT or CALIBRATION DATA HAS BEEN LOST The next display you will see is the same screen that displayed when the analyser was last turned off Configuring the Power Analyser The Setup Indexscreen gives you access to separate interface configuration screens There is a screen for Interfaces Date Time Measurements Current Input selection and scaling Calibration and one to view Product Options Refer to Figure 5 Figure 7 Figure 9 and Figure 11 To reconfigure the power analyser 1 Press the NEXT button until you see the main Setup Index screen display as shown below NTERFRCES DATE TIME HT TON PRODUCT OPTIONS FITTED CURSOR SETUP Figure 5 Setup Index screen with INTERFACES DATE TIME selected 2 Press the CURSOR button to highlight the configuration item of choice and press SETUP The screen will change to display
51. s List 0A PHASE display Harmonics List 0B PHASE display 36 37 37 37 37 38 38 38 38 39 39 39 39 39 40 40 40 41 41 41 42 42 42 42 42 43 43 43 Figure 54 Figure 55 Figure 56 Figure 57 Figure 58 Figure 59 Figure 60 Figure 61 Figure 62 Figure 63 Figure 64 Figure 65 Figure 66 Figure 67 Figure 68 Figure 69 Figure 70 Figure 71 Figure 72 Figure 73 Figure 74 Figure 75 Figure 76 Figure 77 Figure 78 Figure 79 Figure 80 Figure 81 Figure 82 Figure 83 Figures Waveforms V amp A CONT 90A display with callouts Waveforms V amp A CONT 6B display Waveforms V amp A CONT oC display Waveforms V amp A CONT ABC display Waveforms V amp W CONT 90A display Waveforms V amp W CONT 0ABC display History VOLTS oA RMS display with callouts History VOLTS 9ABC RMS display History VOLTS oA PEAK display History VOLTS ABC PEAK display History VOLTS oA THD display History VOLTS ABC THD display History AMPS QA RMS display History AMPS ABC RMS display History AMPS oA PEAK display History AMPS 3 ABC PEAK display History AMPS oA THD display History AMPS dABC THD display History WATTS 0A display History WATTS 0ABC display History VAR 6A display History VAR X QABC display History PF oA display History PF y ABC display Phase A Basic Measurement printout Total Basic Measurements printout Phase A Current Harmonics Barchart graphic printout Phase A Current Harmonics Barchart nong
52. s located where the handle attaches to the case sides 2 Rotate the handle until it clicks into place 18 2553 User s Guide WARNING IF THE POWER ANALYSER IS USED IN A MANNER NOT SPECIFIED BY XITRON TECHNOLOGIES INC THE PROTECTION PROVIDED BY THE EQUIPMENT MAY BE IMPAIRED Front Panel The front panel on the 2553 and 2553E includes a LCD display screen power switch and buttons The buttons are from left to right NEXT F1 F2 F3 F4 and PRINT See below XITRONECHNOLOGIES Power switch PRINT DEAN F1 F2 F3 F4 LCD display Figure 2 Front Panel detail The screen shows the power measurement results numerically and graphically Refer to Viewing Results page 35 The ON OFF button powers the 2553 2553E on or off The NEXT button allows you to toggle through the five main display groups Refer to Sequence of Display Screens page 29 The F1 through F4 buttons functional softkeys allow you to select menu choices For more information refer to Viewing Results page 35 The PRINT button allows you to print a full page of data reflecting the display results Printouts are formatted either graphically or tabulated Refer to Printing Results page 51 Using the Power Analyser 19 Rear Panel Connections A The 2553 and 2553E rear panels provide connectors for a power cord parallel printer cable and computer interface cable The 2553E additionally provides three external current bnc connectors and three transducer vol
53. s taken as a result of a key being pressed are generated by the DSP Real Time Clock RTC and Non Volatile Memory NVRAM Generates the date and time of day information and also stores the user display configuration the IEEEASS address and the calibration data for each input Both clock and memory are within a single commercially available IC Random Access Memory RAM A total of 256Kx24 15ns access time memory is available to the DSP to store all working information all computed results formatted printout data and display pixels This memory also contains the software program for the DSP copied from the Flash Memory Flash Program Memory tThis memory is rewritable Flash memory used for DSP program storage The program is copied into RAM following application of power and is CRC checked for integrity After being copied into RAM the flash memory is not used during normal operation Interfaces Note Specifications are subject to change without notice Front Panel Liquid Crystal Display 240 x 64 High Speed Graphics LCD with CCD Backlight 5 x 1 35 viewing area Keyboard Two fixed purpose keys four softkeys Parallel Printer Printer Interface Parallel IEEE 1284 Format Unformatted text or PCL user selectable Data Rate Up to 1000 characters per second limited by printer Compatible Printers Text any 80 character wide or more by 66 character long or more ASCII parallel text pr
54. t a suitable frequency to ensure exact synchronization of the overall measurements to the applied signals The sampling frequency may be up to 170KHz and is slightly dithered to ensure that individual samples cannot be at the exact same phase of the applied signals while maintaining exact synchronization for the overall measurement period The samples read from the FIFOs are passed through one to three stages of 6 pole elliptical filters The stage of filtering is dependent on user selected configuration and bandwidth of harmonics measurements The first stage filters the samples for all nonharmonic measurements The second stage is anti alias filtering of the samples for the DFT and waveform collection The third stage filters the samples for waveform period measurements to display the synchronized results All measurements are made nominally over four cycles of the applied signal and then two pole filtered with a user selected averaging filter to produce fast yet stable measurement results Note that there are more cycles at very high frequencies and less at very low frequencies Historical results are maintained by the DSP from the unfiltered measurement results Harmonics results both amplitude and phase are computed by the DSP by means of a variable length Discrete Fourier Transform DFT Nominally 400 equally spaced samples per cycle are also collected for waveform display purposes At nominal line frequencies and below all
55. t zoom levels of x0 5 x1 x2 and x5 The analyser will automatically center the input results vertically on the screen no matter what the range Waveform timespan Automatically fits range to data input Figure 54 Waveforms V amp A CONT QA display with callouts Viewing Results 45 Figure 55 Figure 56 ZO0N 1 Figure 57 Waveforms V amp A CONT ABC display 20 GONE Figure 58 Figure 59 Waveforms V amp W CONT Y 0ABC display 46 2553 User s Guide History Group The History group gives you accumulated results at the following rates 0 4 second 1 second 2 seconds 5 seconds 10 seconds 30 seconds 1 minute 3 minutes 10 minutes 30 minutes hour 3 hours 6 hours 12 hours and one day per division The analyser will automatically scale and center the input results vertically on the screen One division TE Automatically fits range to data input 115 0 114 8 UDLTS Figure 63 History VOLTS ABC PEAK display Viewing Results 47 0 50 ql 0 40 HH Ss Sok Rok s Wm une ea Figure 64 History VOLTS 0A THD display Figure 65 History VOLTS 9ABC THD display Figure 66 History AMPS 0A RMS display _EABCrns _ iv Figure 67 History AMPS3 ABC RMS display 0 265 Cea o V SPP M os WS WS RpE Sseovdiv RUNNING Figure 68 History AMPS 0A PEAK display 48 2553 User s Guide ZHBCpk 5 ec diy RUNNING Figure 69 History AMPS ABC PEA
56. tage plugs See below Available on 2553E only 85 250V rX EXTERNAL 47 63Hz 3 15A EF CURRENT pad FUSE 3 15A 250V N GS qj A WARNING THIS EQUIPMENT TO BE CONNECTED BY QUALIFIED PERSONNEL ONLY XITRON TECHNOLOGIES INC SAN DIEGO CA MADE IN USA ad H 0000S Figure 3 Rear Panel detail To power the 2553 2553E A e Insert the socket end of the power cord into the rear panel s 3 prong connector Insert the plug end into an 85 250 volt AC 47 63 Hz outlet WARNING SHOCK HAZARD LETHAL VOLTAGES OR CURRENT MAY BE PRESENT ENSURE NO VOLTAGE OR CURRENT EXISTS ON THESE CONNECTIONS PRIOR TO ATTEMPTING TO CONNECT TO THESE INPUT TERMINALS To connect a printer to the 2553 2553 E e For printer interface connect one end of your printer s cable to the PARALLEL PRINTER port and the other to the printer To connect a PC to the 2553 2553E 1 Attach the computer s IEEE488 cable connector to the 24 pin socket marked IEEE on the rear panel 2 Onthe front panel press the NEXT button until you see the Setup Indexdisplay 3 Press CURSOR until INTERFACES DATE TIME is highlighted 4 Press the SETUP button The screen changes to show the Interface Setup Index display 5 Press CURSOR until the IEEE ADDRESS option is selected 6 Press the CHANGE button until the appropriate address number displays 7 Press DONE 20 2553 User s Guide Sta
57. tout for phase C will be similar Configure the analyser for a PCL2 printer th n 2553 u2 1 Feb 10 2000 11 15 54 Bendwidth 20Hz 25KHz RC only 50 harmonics Sune s laltage Results averaged over 250me Configured far 2 Phag 4 vVire E Current Input Internal 0001 00A 01 0000A 7 0001 00A 0i 00004 40001 OOR 01 0 Calibrated on Feb 10 2000 Period 16 62ng 165 330 165 334 6 ath PEA 6 42700 1058 0 1058 1H Figure 85 Phase B Waveforms graphic printout Printing Results 61 For a similar printout press the PRINT button from Waveforms V amp A CONT or V amp W CONT screens whenever dABC is showing in the F3 position Configure the analyser for a PCL2 printer Xitron 2555 v2 1 Feb 10 200D 13 13 00 Eanduidih Hr PSKHz AC only S0 harmonics Suno Uoltoge Results averaged quer 250msz Configured for J phage 4 uire Current Input internal 0001 Q0R 01 O000R 0001 O0R 01 OO0COR DO001 DR D DDODR Calibrated on Feb 10 2000 Period 16 6 ns 156 11U Figure 86 Waveforms Volts Amps Power graphic printout 62 2553 User s Guide Press the PRINT button from any one of the History display screens for a printout of the data being displayed The printout shown below is from the History QA Amps RMS display Configure the analyser for a PCL2 printer PHASE A CURRENT LEVEL HISTORY Kitran 2553 7 1 Feb 10 2000 14 15 05 Eancduidth 20Hz 7H AD only SO haemoriics Syne Wolt age Resul
58. ts ausrzyed cover Z5l ng Configured for S phase dui re Current Input Internal 0001 0A 1I GAH 1 00008 000 G0R 01 OO0008 Calibrated on Feb 10 2000 i 1 i i i F aem iag 4 tal Fe E a cn 1 d d a E e e c D Lm es Figure 87 Phase A Current Level History graphic printout Printing Results 63 Press the PRINT button from any one of the History display screens for a printout of the data being displayed The printout shown below is from the History QA Amps RMS display This sample printed with the analyser configured for Text printer PHASE A CURRENT LEVEL HISTORY Xitron 2553 v1 1 Jun 02 1998 10 32 47 10 08 40 a 0b 9 9 9 9 9 amp 9 10 11 40 E b 9 92 6 10 14 40 10 17 40 10 20 40 10 23 40 10 26 40 10 29 40 10 32 40 Figure 88 Phase A Current Level History nongraphic printout 64 2553 User s Guide Calibration 65 Calibration This chapter describes how to remove DC current offset and how to calibrate both the 2553 and 2553E The calibration signal levels given are for 950V 40A options Other options will require different levels for calibration Please refer to the Product Options Fitted screen accessible from the Setup Indexto ensure you are applying the correct levels for your analyzer Removing DC Current Offsets It is recommended that this procedure be performed at regular
59. ty This may be resolved by correcting the wiring or by setting the current input scale factor in the power analyser to a negative polarity If a transducer is being used which does not have DC current capability then AC Only input coupling should be chosen in the Measurements Setup screen If a transducer 1s being used which has DC current capability and the user desires to measure any DC current content then AC amp DC input coupling should be chosen in the Measurements Setup screen of the power analyser The user should perform the DC offset correction procedure as described on page 65 after making the connections and allowing the external transducer to settle after application of its power Particularly when operating at low current levels it may be important to ensure that the voltage signals cannot capacitively couple into the current transducer outputs The use of flexible coaxial cable 1s recommended for the current transducer output wiring Sequence of Display Screens 29 Sequence of Display Screens This chapter shows the sequence of the display screens in a diagram format Using the Diagrams The NEXT button takes you through the five main groups of display screens Setup Basics Harmonics Waveforms and History The group names are assigned here to assist In navigating and do not display on the screen Setup Index is used for configuring the analyser and is described in Using the Power Analyser page 17 The other four
60. xternal voltage point cal A 1 Connect the calibrator to the BNC of Phase A on the rear panel 2 Apply the proper voltage input as shown on the display 1 000RDC TO EXTERNAL TRANSDUCER A 1 000UDC TO BNC INPUT A Ua Ha 100 20 Whe m WARMING READINGS OUTSIDE OF TOLERANCE GO BACK ABORT SKIP Figure 99 External Voltage Point Phase A 3 Wait one minute for the readings to settle and press ACCEPT 4 Wait another minute for the readings to settle to 0 0 1 and press ACCEPT 5 Press NEXT when the readings are within specification Calibration 71 6 Move the calibrator to the BNC of Phase B WARMING READINGS OUTSIDE OF TOLERANCE GO BACK ABORT SKIP Figure 100 External Voltage Point Phase B 7 Repeat steps 2 through 5 apply proper voltage wait for readings to settle to 0 0 1 and press ACCEPT wait another minute for readings to settle and press ACCEPT press NEXT 8 Move the calibrator lead to the BNC of Phase C LUHDL TO ESTERN AL TRANSDUCER C H HDD TO BNC INP F DD r m i L Lla J Uc Ac 100 005 WARMING READINGS OUTSIDE OF TOLERANCE GO BACK HEORT SKIP Figure 101 External Voltage Point Phase C 9 Repeat steps 2 through 4 apply proper voltage wait for readings to settle to 0 0 1 and press ACCEPT wait another minute for readings to settle and press ACCEPT 10 Press SAVE DATA when all readings are within specification If you choose not to perform the next
61. y HIRING 4 uir E HECH APU Ci RANGE J0HZ SEHz PUT COUPLING H amp DL UG RESULTS 5 Bic SOURCE Voltage CHANGE CURSOR Figure 8 The Measurements amp Wiring Setup screen 3 Use the CURSOR key to highlight any portion of the display that you desire to modify Press the CHANGE key to change the highlighted portion of the display to the next available option for that data WIRING 10 2 wire AN 10 3 wire ANB 30 3 wire ABC 30 4 wire ABCN FREQUENCY RANGE 02Hz 20Hz 20Hz 75KHz 20Hz 5KHz 2Hz 2KHz 0 2Hz 200Hz INPUT COUPLING AC amp DC AC only AVG RESULTS 50ms 250ms 1s 2 5s 5s 10s 20s 1 min SYNC SOURCE Voltage Current 50Hz 60Hz 400Hz No Harmonics 4 Press the DONE key to save any changes made and to return to the main Setup Indexscreen To configure the Current Input Note that the Current Input configuration screen includes selection and scaling The current scale allows you to scale all current readings by a numerical factor Separate scale factors are stored for each current input option and are entered as transducer input output ratio Each scale factor may also be negative effectively reversing the polarity of current flow for that phase 1 From the Setup Index display press the CURSOR button twice The CURRENT INPUTS choice is now highlighted as shown below NTERF HCES DHTEATIME MEETS amp WIKING CURRENT INPUTS LHL LERAT IUN PRODUCT OPTIONS FITTED

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