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1. Meets EN 61010 1 2001 CAN CSA C22 2 No 61010 1 04 UL 61010 1 2004 Insulation Class bonded enclosure Pollution Degree 2 Indoor use only Analog Low ISolation 0 cccccseseeeeeeeeeeeeeeeeeeeeaes 20 V ze MM Meets EN 61326 1 2006 Line Power Line Voltage selectable 100 V 120 V 220 V 240 V Line Frequency enean tna rhum thx rn exncenmaenss 47 to 63 Hz Line Voltage Variation sssssssussse 10 about line voltage setting Power Consumption eeeeeeeeeeeeeenee 600 VA Dimensions iso p MERE MH m 19 3 cm 7 6 in rs e T 43 2 cm 17 in 44 3 cm 17 5 in including handles Bel RR T RR 53 8 cm 21 2 in liie m M a 22 kg 48 Ib Specification Definition eeessssssse The specifications include stability temperature coefficient linearity line and load regulation and the traceability of the external standards used for calibration It is not necessary to add anything to determine the total specification for the temperature range indicated 1 7 5080A Operators Manual 1 8 Detailed Specifications DC Voltage Specification tcal 5 C Stability of output uV Range t P pv Resolution uV Max Burden 1 90 days 1 year 24 hours 1 C of output uV 0 011 96 10 0 00396 10 0 0035 6 0 008
2. sseseessssss Establishing an Ethernet Connection eeeeessessesssseseeeeeeeee nennen Terminating an Ethernet Connection cccccccccsscccceccccceeeceeeeeceeeeeeeeeeeeeeeeeeeees Changing Between Remote and Local Operation sssesessss Local SAG e Local and Lockout Shae scat stonts as sncstaarereasutinnaetaassantnso iad PLUME TE MasiUuU SE rbUE Jute Oe CUT PERRO E Remote with Lockout Slate iesus peti erEP itat xo irs te iaeiiai RS 232 Mer lace OVER VICW Uana Oi AS ossi R S S Types OF Commands essri sonataasaseasaesonaabacsosmeeseroneaeac ia Device Dependent Command cccccccccccscsscccceeeeeceeceeeeeeeeeeeeeeeeeeeeeeeees Common Command Ssss en r E E Query Command Sen EE ia i E Compound Commands ccccccccccccccccccccccccccceeccceceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeey Coupled ComMaAndS eset DID edite vM iM I IM E EE Oyerlapped Commands tetro ope ra idend eta Sequential Commands sssrinin in preise irpo diase deni sip ius a tons E deaua ipud Commands that Require the Calibration Switch C ormimand S3 Bb N MMMIMIMM D Parameter Syntax RULES riot oet EoR e Eee pREPEPEtp Re Ep pe PRENNE E EERPERTPIRS R Extra Space or Tab Charaetets oiiere er tort p tr trot bua Poeti dedu epos dBESWPHIGICOETCTTTNT Incoming Character Processing cccccccccssssccccceeeeeeecceceeeeeeeceeeeeeeeeeeeeeess Response Message Syntax ccccccccssssssseccceeeceeeesseeceeee
3. 15 0 010 96 15 0 0025 10 0 008 96 150 0 010 96 150 0 0025 100 0 010 1500 0 01296 1500 0 003 96 1000 0 010 1500 0 01296 1500 0 003 1000 0 010 5500 0 01296 5500 0 003 96 5000 Auxiliary Output dual output mode only 0 10 1000 0 12 1000 0 03 300 0 10 96 1000 0 12 1000 0 03 300 0 10 1000 0 03 300 1 Remote sensing is not provided Output resistance is 60 Q for outputs 330 mV Output resistance is lt 5 mQ for outputs 20 33 V The AUX output has an output resistance of lt 1 Q Ns ppm of output floor floor Auxiliary Output dual output mode only DC Current Specification tcal 5 C Range of output uA Resolution Max Compliance Max Inductive Voltage V Load QOr o1 007s 01 wma gt 004836 125 0 05 41 25 0 to1 0999 A 0 14 220 0 15 220 100 uA in 3 A range 1 1 t0 2 9999A 0 18 220 0 19 220 100 uA D a peer gates Duty NM Currents 11 A may be provided continuously For currents gt 11 A the current may be provided 60 T I minutes in any 60 minute period where T is the temperature in C room temperature is about 23 C and is the output current in Amps For example 17 A at 23 C could be provided for 60 17 23 20 minutes each hour When the 5080A is outputting currents between 5 and 11 amps for long periods the internal self heating reduces the duty cycle Under those conditions the allowable
4. 4 29 5080A Operators Manual 4 30 nn110f eps Entering a Phase Angle Complete the following procedure to enter a phase shift in degrees This procedure assumes you have already sourced a dual ac voltage or ac power output l 2 3 Press the softkey WAVE MENUS opening the waveform menu Press the softkey PHASE opening the phase entry menu Press the numeric keys and decimal point key to enter the desired phase angle maximum five numeric keys For example 123 45 Press to select leading or lagging phase shift default is The Control Display now shows the value of your entry For example a leading phase angle of 123 45 degrees below Front Panel Operations 4 Editing and Error Output Settings nn111f eps 6 Press ENTER The calibrator clears your entry from the New phase line and copies it to the Phase line of the Control Display 7 Press one or more times to return to previous menus Entering a Power Factor Complete the following procedure to enter a phase shift as a power factor PF PF Cosine 6 where is the phase shift This procedure assumes you have already sourced a dual ac voltage or ac power output using sine waves as the waveform 1 Press the softkey WAVE MENUS opening the waveform menu 2 Press the softkey PHASE opening the phase entry menu 3 Press the softkey SHOW PF opening the power factor entry menu 4 Press the decimal point key a
5. The MegOhm terminals are used for high resistance sourcing This button is active only when a MegOhm option is installed The SCOPE TRIG Scope Trigger BNC connector is used to trigger the oscilloscope during oscilloscope calibration This is active only when an oscilloscope option is installed The SCOPE OUT Oscilloscope BNC connector is used for outputs during oscilloscope calibration This is active only when an oscilloscope calibration option is installed The 20A terminal is the source of current output when the 20 A range is selected 3 A 20 A The AUX Auxiliary Output terminals are used for ac and dc current outputs the second voltage output in dual voltage modes and ohms sense for 2 wire and 4 wire compensated resistance 25 e The NORMAL Normal Output terminals are used for ac and dc voltage ohms E iy Dopo i Features 3 Softkey Menu Trees CALIBRATI H NORMAL ENABLE AN SAFETY WARNING DISCONNECT POWER AND SIGNAL LEADS BEFORE REMOVING FOVERE Mene LINE VOLTAGE SELEC FOR CONTINUED PROTECTION AGAINST ELECTRIC SHOCK THE POWER CORD PROTECTIVE CONDUCTOR MUST BE CONNECTED TO SAFETY EARTH GROUND READ MANUAL BEFORE USE FLUKE CORPORATION www fluke com CAUTION FOR CONTIN EM eons FIRE USE 250V FUSE OF CORRECT RATING EARTH GROUND TO CLEAN THE FILTER MAINS SUPPLY DISCONNECT POWEI 100V 120V Ts OA 250V SB 47Hz 63 Hz L REMOVE FILTER PLUSH WITH SOAPY WATER 220V 240V T2
6. See Setting AC Voltage Output above for information on selecting an ac voltage output in dBm this procedure assumes an ac voltage output in volts Complete the following procedure to set an ac power output If you make an entry error press one or more times to clear the display then reenter the value A Caution To avoid damage to the UUT verify the applied voltage to the UUT does not exceed the rating of the UUT insulation and the interconnecting wiring 1 Press to clear any output from the 5080A 2 Connect the UUT as described earlier in this chapter under Connecting the Calibrator to a UUT Adapt the voltage and current connections to suit your application 3 Setthe UUT to measure ac power on the desired range 4 Press the numeric keys and decimal point key to enter the desired voltage output maximum five numeric keys For example 123 45 Note At voltage outputs of 100 V and above nominal you may notice a slight high pitched sound This is normal Press a multiplier key if necessary For example press m Press FV 7 The Control Display now shows the amplitude of your voltage entry For example 123 45 mV below 10 11 12 13 14 15 Front Panel Operations Setting the Output Press the numeric keys and decimal point key to enter the desired current output maximum five numeric keys For example 234 56 nn084f eps Press a multiplier key if necessary For e
7. 9 Host serial interface comp 8 bits 1 stop bit xon xoff K L M N parity none 9600 baud CRLF 012 000 Display brightness M level 1 2 Display contrast M level 3 7 Current limits 20 5 A Voltage limits 1020 V 1 Output display and control display respectively There are 8 levels 0 1 2 3 4 5 6 7 3 20 Chapter 4 Front Panel Operations Title Page EALER O E LUTO nort PON EEE Ter 4 3 TUM onthe CaO Fat ON sarete thon reU eS rh ERI oe ERE bte eene eto E o ftne 4 3 Warming p the Calibrator a cc tesrsncecenascenacnsnceeneateceseemoncetmenen Se matin eheu iata acess 4 4 Using the SOPIKGVS cutie tos eas poe SERE UMEREVERS EFE FI Rr ER ERAS ERR IERI aaaea ideansa 4 4 Using the setup IVC m 4 4 Using the Instrument Setup Menu ccccsssssssssesssessesessssessssseseseeeeeeeens 4 5 Utility Functions DUE TU s e aosenee dore iedreetusome tt esito made utat EEEE 4 5 Using the Format NV Memory Menu esses 4 6 IRE Se CUI the C ALOR ALOT estesa aste etat etae Peste thea reu tiens 4 6 Zeroing the CANE QUO Me oreet ac cere neredemacien etrtibet tn a a ii 4 6 Using the Operate and Standby Modes eese 4 7 Connecting the Calibrator to a UUT eeeeessssesessseeeeeeeennennnnnnnnnnnnnn nnns 4 8 Recommended Cable and Connector Types eeeeeseeeeseeeeeeel 4 8 When to Use EARTH tentent 4 9 Four Wire ver
8. 9080A Calibrator Operators Manual April 2010 2010 Fluke Corporation All rights reserved Specifications are subject to change without notice All product names are trademarks of their respective companies LIMITED WARRANTY AND LIMITATION OF LIABILITY Each Fluke product is warranted to be free from defects in material and workmanship under normal use and service The warranty period is one year and begins on the date of shipment Parts product repairs and services are warranted for 90 days This warranty extends only to the original buyer or end user customer of a Fluke authorized reseller and does not apply to fuses disposable batteries or to any product which in Fluke s opinion has been misused altered neglected contaminated or damaged by accident or abnormal conditions of operation or handling Fluke warrants that software will operate substantially in accordance with its functional specifications for 90 days and that it has been properly recorded on non defective media Fluke does not warrant that software will be error free or operate without interruption Fluke authorized resellers shall extend this warranty on new and unused products to end user customers only but have no authority to extend a greater or different warranty on behalf of Fluke Warranty support is available only if product is purchased through a Fluke authorized sales outlet or Buyer has paid the applicable international price Fluke reserves the right to i
9. DDE DDE DDE DDE DDE DDE DDE DDE DDE DDE DDE DDE DDE DDE DDE DDE DDE DDE FR DDE DDE DDE DDE DDE DDE DDE FR DDE DDE DDE R DDE FR DDE FR DDE R DDE FR DDE FR DDE FR DDE FR DDE FR DDE FR DDE FR DDE FR DDE FR DDE FR DDE FR DDE FR DDE FR DDE FR DDE FR DDE FR SY ps xod MU d tU UM LA S Ced NL EL Se ee ee ee Error Messages C Error Messages dBm only for single sine ACV Freq too high for non sine Value outside locked range Must specify an output unit Can t do two freqs at once Can t source 3 values at once Can t do that now Limit too small or large No changes except RESET now Offset out of range Cannot edit to or from 0 Hz Bad state image not loaded Can t set an offset now Can t lock this range Can t set phase or PF now Can t set wave now Can t change compensation now Can t turn EARTH on now STA couldn t update OTD Can t enter W with non sine Can t set trigger to that now Can t set output imp now Compensation is now OFF Period must be gt 0 A report is already printing MegOhm Option not installed Not a MegOhm function Not a range for this function No trig unless OPER amp settled STA begin not called Can t get DHCP IP address Can t set sensing now NV memory invalid NV invalid so default loaded Can t load config setup Can t wr
10. Overlapped Commands Sequential Commands Commands that Require the Calibration Switch sssssss Command Syntax Parameter Syntax Rules Extra Space or Tab Characters Terminators sessssss Incoming Character Processing Response Message Syntax Checking 50804 Status Serial Poll Status Byte STB 5 1 5080A Operators Manual 5 2 Master S nmimary Status sorcier rnap Per d ceo esed RAEE UE Service Request Enable Register SRE 000ccccccceseesseeeeessseeeeeeeeens Programming the STB and SRE eseeeeeesseseeeeeeeeererrtes Event Status Register ESR scsssicaccessaecnesanceacssascoaaeedsncnendasnaadesbieanessaseonaesoies Event Status Enable ESE Register eeeeeeseeseseeses Bit Assignments for the ESR and ESE eseeesseseeeeeeeeeeenens Programming the ESR and ESE sesesesesssseseeeeeeeeennennnnnnnnns Instrument Status Register ISR sesesesssssseseeeeeeeeennnnnnnnnnnnnnns Instrument Status Change Registers eesesesssesseeeeeeeeeennnnnnnnnns Instrument Status Change Enable Registers eeeeeeeseseesese Bit Assignments for the ISR ISCR and ISCE Programming the ISR ISCR and ISCE
11. apparent power The power value obtained by simply multiplying the ac current by the ac voltage on a circuit without consideration of any phase relationship between the two waveforms See true power for comparison assert To cause a digital signal to go into a logic true state af audio frequency The frequency range of human hearing normally 15 20 000 Hz base units Units in the SI system that are dimensionally independent All other units are derived from base units The only base unit in electricity is the ampere buffer 1 An area of digital memory for temporary storage of data 2 An amplifier stage before the final amplifier burden voltage The maximum sustainable voltage across the terminals of a load compliance voltage The maximum voltage a constant current source can supply A 1 5080A Operators Manual control chart A chart devised to monitor one or more processes to detect the excessive deviation from a desired value of a component or process crest factor The ratio of the peak voltage to the rms voltage of a waveform with the dc component removed dac digital to analog converter A device or circuit that converts a digital waveform to an analog voltage dBm A reference power level of 1 mW expressed in decibels derived units Units in the SI system that are derived from base units Volts ohms and watts are derived from amperes and other base and derived units displacement power fac
12. tied The calibrator produces a dc power output by sourcing a dc voltage on the NORMAL outputs and a dc current on the AUX outputs Complete the following procedure to set a dc power output If you make an entry error press one or more times to clear the display then reenter the value A Caution To avoid damage to the UUT verify the applied voltage to the UUT does not exceed the rating of the UUT insulation and the interconnecting wiring 1 Press to clear any output from the 5080A 4 18 10 Press A 11 12 13 Front Panel Operations Setting the Output Connect the UUT as described earlier in this chapter under Connecting the Calibrator to a UUT by adapting the voltage and current connections Set the UUT to measure dc power on the desired range Press the numeric keys and decimal point key to enter the desired voltage output maximum five numeric keys For example 123 45 Note At voltage outputs of 100 V and above nominal you may notice a slight high pitched sound This is normal Press to select the polarity of the voltage default is Press a multiplier key if necessary For example press m Press FV The Control Display now shows the amplitude of your entry For example 123 456 mV below nn071f eps Press the numeric keys and decimal point key to enter the desired current output maximum five numeric keys For example 234 56 Press to select the polarity of
13. 1 0 6 7o 15 mA 20 500 A 65 Hz to 1 kHz 0 50 15000 0 52 15000 125 b LCOMPON ON ee 0 24 0 75 0 25 0 75 Tesis oe waa 0 3 3 uA p 0 2190 0 9 0 229064 0 9 ENTM 0 5 5 uA EX 0 19 9 0 20 9 ES 0 5 15 uA Ed 0 1996 90 0 2096 90 p 99 mA o o 0 5 150 uA E 45 to 65 Hz 25q Pl E 0 20 900 0 21 900 E 0 6 96 1 5 mA ES 0 22 900 0 23 900 Ew 0 6 1 5 mA E 0 24 6000 0 25 6000 O6 415mA 2 0 o o aoaoa t 0 48 15000 0 50 15000 10 0 6 1 5mA Duty Cycle Currents 11 A may be provided continuously For currents gt 11 A the current may be provided 60 T I minutes in any 60 minute period where T is the temperature in C room temperature is about 23 C and is the output current in amps For example 17 A at 23 C could be provided for 60 17 23 20 minutes each hour When the 5080A is outputting currents between 5 and 11 amps for long periods the internal self heating reduces the duty cycle Under those conditions the allowable on time indicated by the formula is achieved only after the 5080A is outputting currents lt 5 A for the off period first To be applied for compliance voltages gt 1 V rms Subject to compliance voltage limits segwa ft 88 M Sese w e o so 033029994 Wo 4 4 3020804 13 9 38 3 1 Load impedance 10 KQ 1 5080A Operators Manual DC Power Summary Time Voltag
14. Chr 10 RS 232 Ethernet Interface The Calibrator returns an EOL End of Line character with each response to the PC This is selectable as Carriage Return CR Line Feed LF or both CRLF See RS 232 Host Port Setup Procedure earlier in this chapter Commands sent to the Calibrator must end in either a CR or LF or both See Table 5 3 Incoming Character Processing The Calibrator processes all incoming data as follows except Binary Block Data as described under Parameter Syntax Rules 1 The most significant data bit DIOS is ignored All data is taken as 7 bit ASCII 2 3 Lower case or upper case characters are accepted 4 ASCII characters whose decimal equivalent is less than 32 Space are discarded except for characters 10 LF and 13 CR and in the PUD command argument Binary Block Data allows all characters in its argument and terminates in a special way Response Message Syntax In the command descriptions in Chapter 6 responses from the Calibrator are described wherever appropriate In order to know what type of data to read in refer to the first part of the entry under Response in the tables The response is identified as one of the data types in Table 5 4 5 15 5080A Operators Manual Table 5 4 Response Data Types Data Description Type P Integer Integers for some controllers or computers are decimal numbers in the range 32768 to 32768 Responses in this range are labeled Integer Exampl
15. Front panel features including all controls displays indicators and terminals are shown in Figure 3 1 Each front panel feature 1s described in Table 3 1 Rear Panel Features Rear panel features including all terminals sockets and connectors are shown in Figure 3 2 Each rear panel feature is described in Table 3 2 Softkey Menu Trees The Setup softkeys are identified in Figures 3 3 and 3 4 The Setup softkeys are associated with the 5080A Calibrator front panel key The functions of the five softkeys are identified by label information displayed directly above each key The softkey labels change during operation so that many different functions are quickly accessible A group of softkey labels is called a menu A group of interconnected menus is called a menu tree Figure 3 3 shows the SETUP menu tree structure Figure 3 4 describes each SETUP menu tree display Table 3 3 shows the factory default settings for the SETUP menu tree To return the SETUP menus to their default values use the softkey SETUP in the Format NV Memory menu see Figure 3 4 menu F 3 3 5080A Operators Manual CEEE E NORMAL AUX SCOPE MEGOHM sex ES c m A Q SENSE AUX V OUT OPR EARTH SCOPE MEGO HI Bho EB ES E EDS UN d Ww TRIG 5 E A REF T e E a Ee MAX MAX gew322f eps Figure 3 1 Front Panel View Table 3 1 Front Panel Features Output Display The Output Display is a two line backlit LCD that shows
16. If a self test fails the Control Display identifies an error code For a description of error codes see Chapter 7 Maintenance nn062f eps nn063f eps For a discussion of the softkey selection shown above auto locked see Auto Range Versus Locked Range later in this chapter 4 3 5080A Operators Manual Warming up the Calibrator When you turn on the 5080A allow a warm up period of at least 30 minutes for the internal components to stabilize This ensures that the calibrator meets or exceeds the specifications listed in Chapter 1 If you turn the 5080A Calibrator off after warm up and then on again allow a warm up period of at least twice the length of time it was turned off maximum of 30 minutes For example if the calibrator is turned off for 10 minutes and then on again allow a warm up period of at least 20 minutes Using the Softkeys The five keys just to the right of the Previous Menu key are called softkeys Softkey key functions are based on the label that appears directly above the key in the Control Display Pressing a softkey either changes a value or causes a submenu with new selections to appear on the Control Display Softkey menus are arranged in varying levels as described in Softkey Menu Tree in Chapter 3 You can move backwards to previous menu selections by repeatedly pressing PERV Although pressing will also return you to the top level menu it will also reset all volatile setti
17. OUT ERR Returns the UUT error computed after shifting the output with the INCR command REFOUT Returns the value of the reference which is the output values of the Calibrator the last time a new reference was established with an OUT NEWREF or MULT Table 6 3 External Connection Command Summary CUR POST Selects the active binding posts for current output This applies to current and power Seen ren E CURPOST POST Returns the active Returns the active binding posts for current output posts for current output EARTH Connects or disconnects the internal guard shield from earth chassis ground EARTH Returns whether the internal guard shield is connected or disconnected from earth chassis CREME LOWS Returns whether or not the low terminals are Returns whether or not the low terminals are internally open or tied together open or tied together LOWS Selects whether or not the low terminals are internally open or tied together for dual outputs Table 6 4 Output Command Summary DPF Sets the displacement power factor phase angle between the NORMAL and AUX terminals for ac power output only Returns the displacement power factor phase angle between the NORMAL and AUX terminals Returns the present output measurement or calibration function E Activates or deactivates inductive load compensation for ac current output Remote Commands Command Summary by Function Table 6 4 Output Command S
18. Pullthe filter frame straight out from the Calibrator Clean the filter element a Wash the filter element in soapy water b Rinse the filter element thoroughly c Shake out the excess water then allow the filter element to dry thoroughly before reinstalling it Reinstall the filter element by performing the filter removal steps in reverse order f f 5080A Operators Manual 4 40 MAPAEVHTADAD TIL OND TDD ENTI LF VV ODD LACT d URE 4E 143 ETAT ILD A394 AT H I IA AE VET URE CED AED CENT UE AILIO AT V 4 4 y AILLI CEN LALA LET C CEVA OLY EIRA CE MET LA CON CL LE LAE COVELL ALT ENDI DIETE EVI ALI UT CIF PPP LVL DP ARILD OVE 07 4 HIP AEIAT OT ATV RD R27 AADAT ATITI IT AED ARA ATHE CVT A AT M I HEAT AT OED LGD LENET EDP MUT P LEIRI FELLATE BF OAL AT HE ATLIV TIUTPTL L9 LU LI 10709 1T LUTE LH LV LNT 9107017 907071 07 ty y AULI CELLAL LI EACEA LEILAN LA COV EEA 0 94 29 A EVLA CEVA G t 9 2D EII AAD BUH DD LOL AEH UDA TIT D P ATAUT T HO4ID 42747147 AIDATA AT 47129 AEVATY CEUTA ED MEAT MT 4 4 d GPO ALT TIEU TUTUA MOT RE LET FEDER PUNG HELA FF HE 4 LETIIPAVEPLTPELPTLTPI OROLDAN OCT OPI COLLIS LP EPI PTRTLTE CHIL IE 4 TOO GO ES ripen V 4 D 4 y L4 06 96 96 44 6596 9 R 26596 246 202 429 204 244 95 20 MG A AIOLI LILI LE LEY LI COU EA OLA IT CI COLA OLA EV EP DP LILLE CON ET 09 4 pU TITA LY PII EVI AND REVAL T HT I AEVAT T 02432 MEAT T V 4 d 49 99 MEV ETL FT AED OTD AVE 1H AT HATH IP HEAR CENT UTI
19. ignore character holds position When the NULL character is 000 Q then effectively the EOF is only the FF character or L for the factory CA 5 GA A A SE to R to Q DISPLAY BRIGHTNESS and DISPLAY CONTRAST apply to both the Output Display and Control Display Q levels 0 1 2 3 4 5 6 7 levels 0 1 2 3 4 5 6 7 There are eight levels of contrast 0 to 7 for the Output Display and Control Display Each may have its own level of contrast The factory defaults are 3 and 7 gew017 eps Figure 3 4 SETUP Softkey Menu Displays cont 5080A Operators Manual eA a A AN lA levels 0 1 2 3 4 5 6 7 levels 0 1 2 3 4 5 6 7 AJ There are eight levels of brightness O to 7 for the Output Display and Control Display Each may have its own level of contrast The factory defaults are 1 and 2 o AJ AJ A IA A LET Tun 130 S00 IG GC GA GJ A to V to U The values set here become the new limits and can be changed only with new entries or returned to factory defaults using Format NV Memory SETUP see menu F eA AJ AA lA 20 5000 to 20 5000 gew018 eps Figure 3 4 SETUP Softkey Menu Displays cont 3 16 Features 3 Softkey Menu Trees eA AA IA lt 1070 0000 to 1070 0000 W H EEE SHOW SPECS is an online summary of the programmed output specifications to Y to AC to AA TOF REPORTS Select the desired CAL Calibration
20. message LOCKOUT Set the instrument into the front panel lockout state The front panel controls cannot be used 5080A Operators Manual LOWS OPEN TIED Description Parameters Example Query MACADDR Description Response Example MULT lt value gt Description Parameters Example NEWREF Description Examples OLDREF Description Examples ONTIME Description Response 6 18 Selects whether or not the Calibrator front panel NORMAL LO terminal and AUX LO terminal are internally tied together default or are open This feature is used for ac power dc power dual dc volts and dual ac volts output Once set the Calibrator retains the LO setting until power off or reset value OPEN Disconnect NORMAL LO and AUX LO terminals Connect NORMAL LO and AUX LO terminals Tie the front panel NORMAL LO and AUX LO terminals together TIED LOWS TIED LOWS Returns whether or not the Calibrator front panel NORMAL LO terminal and AUX LO terminal are internally tied together default or are open Queries the Calibration for the MAC address lt string gt Ethernet MAC address MACADDR Multiply command multiplies the reference magnitude as selected with the EDIT command or default to the primary output The reference magnitude is the present reference in either direct mode or in error mode lt value gt Multiplier expressed as a floating point number MULT 2 5 Multiply the e
21. 15 5080A Operators Manual 4 16 Control Display using the rightmost softkey The Control Display now shows the amplitude of your entry For example 2 4494 V below nn073f eps Press the numeric keys and decimal point key to enter the desired frequency output maximum five numeric keys Press a multiplier key if necessary For example press the kilo multiplier key k Then press the key For example 983 2 Hz below nn074f eps Press ENTER The calibrator clears your entry from the Control Display and copies it into the Output Display below is typical nn075f eps 10 Press 5 to activate the calibrator output Setting DC Current Output Complete the following procedure to set a dc current output between AUX HI and LO or AUX 20A and LO depending on the current level selected Current greater than 3 A is sourced between the AUX 20A and LO terminals If you make an entry error press to clear the display then reenter the value l 2 m oS 2 o Press to clear any output from the calibrator Connect the UUT as described earlier in this chapter under Connecting the Calibrator to a UUT Set the UUT to measure dc current on the desired range Press the numeric keys and decimal point key to enter the desired current output maximum five numeric keys For example 234 56 Press to select the polarity of the current default is Press a multiplier key if necessary For example
22. 20 70 090 owen oo 30 8 08e 025 15 w s 07e oar 2294 5 40 9 amp 3 08 3184 8 3 080 oe 4N 10 2 903 i2m 7239 8 1 on 24894 B 9 0 9 S Notes To calculate exact ac watts power factor adders due to phase error for values not shown use the following formula Cos AD Cos For example for a PF of 0 9205 23 and a phase specification of A 0 15 the ac watts power factor adder is ie 0 i os 23 Adder 96 100 1 Calculating Power Specifications The Overall specification for power output in watts or VARs is based on the root sum square rss of the individual specifications in percent for the selected voltage current and power factor or VARs parameters 2 2 2 Watts specification SD6Cpower A Spec voltage Spec current Spec PFadder 2 2 2 VARs specification Specvars 4 Spec voltage Spec current SPEC VARsadder Because there are a tremendous number of combinations you should calculate the actual power specification for your selected voltages and currents The method of calculation is best shown in the following examples using 1 year specifications Example 1 Output 100 V 1 A 60 Hz Power Factor 1 0 20 1 year specifications Voltage Specification Specification for 100 V at 60 Hz is 0 14 18
23. Calibrator and allow a warm up period of at least 30 minutes Front Panel Operations 4 Using the Operate and Standby Modes Press eser Press serve The setup menu opens below gew064f eps Press the CAL softkey The calibration information menu opens below gew069f eps Press the CAL softkey The calibration activity menu opens below SCOPE CAL appears as an option if it 1s installed gew070f eps Press the ZERO softkey to totally zero the 5080A After the zeroing routine is complete several minutes press to reset the calibrator Using the Operate and Standby Modes When the OPERATE annunciator is lit and OPR is displayed the output value and function shown on the Output Display is active at the selected terminals When STBY is displayed in the Output Display all calibrator outputs are open circuited To enable the operate mode press 2 To place the calibrator in standby press srv If the calibrator is operating and any of the following events occur the calibrator automatically goes into the standby mode The key is pressed A voltage 33 V is selected when the previous output voltage was less than 33 V Output function is changed between ac or dc voltage when the output voltage is gt 33 V ac or dc current resistance and any other function The output location for current is changed from AUX to 20 A or vice versa An overload condition is detected 4 7 5080A Operators Manual Conn
24. Configuration Protocol is disabled and will be applied the next time the unit is power cycled If DHCP is enabled the subnet mask is automatically set by the DHCP server Parameters lt string gt Default gateway address Example GWADDR 129 196 136 1 Query GWADDR Returns the default gateway address HOSTNAME lt string gt Description Sets the hostname for DHCP operation Stores the setting in non volatile memory Hostname must be entered as a quoted string e g FLUKE1 The DHCP server will allocate an IP address and associates that IP address with the hostname when it registers with the DNS Domain Name Server lookup table The string length is limited to 40 characters Parameters lt string gt Default gateway address Example HOSTNAME FLUKE Query HOSTNAME Returns the hostname for DHCP operation IDN Description Identification query returns instrument model number serial number and firmware revision levels for the main encoder and inguard CPUs Response lt Indefinite ASCII gt A message containing four fields separated by commas as follows 1 Manufacturer 2 Model number 3 Serial number 4 Firmware revision levels for the Main CPU Front panel CPU Inguard FPGA Example TDN Returns FLUKE 5080A 5246000 1 241 341 3 Actual revision numbers may be different than those shown in this example INCR Description Increments or decrements the output as selected using the EDIT command or defaults
25. ESE is cleared set to 0 when the power is turned on Bit Assignments for the ESR and ESE The bits in the Event Status Register ESR and Event Status Enable register ESE are assigned as shown in Figure 5 5 Power on This bit is set to 1 if line power has been turned off and on since the last time the ESR was read Command error The 5080A s remote interface encountered an incorrectly formed command The command ERR fetches the earliest error code in the error queue which contains error codes for the first 15 errors that have occurred Execution error An error occurred while the 5080A tried to execute the last command This could be caused for example by a parameter being out of range The command ERR fetches the earliest error in the error queue which contains error codes for the first 15 errors that have occurred Device dependent error An error related to a device dependent command has occurred Query error The 5080A was addressed to talk when no response data was available or appropriate or when the controller failed to retrieve data on the output queue Operation complete All commands previous to reception of a OPC command have been executed and the interface is ready to accept another message gew332 eps Figure 5 5 Event Status Register ESR and Event Status Enable ESE Programming the ESR and ESE To read the contents of the ESR send the remote command ESR The ESR is cleared set to 0 ever
26. Line Power Cord Types Available from Fluke Service Information Each Model 5080A Calibrator is warranted to the original purchaser for a period of 1 year beginning on the date received The warranty is located at the front of this manual To locate an authorized service center call Fluke using any of the phone numbers listed below or visit us on the World Wide Web www fluke com USA Technical Support 1 888 99 FLUKE 1 888 993 5853 Calibration Repair 1 888 99 FLUKE 1 888 993 5853 Canada 1 800 36 FLUKE 1 800 363 5853 China 86 400 8 10 3435 Europe 31 402 678 200 Japan 81 3 3434 0181 Singapore 65 738 5655 Anywhere in the world 1 425 446 5500 After warranty service is available but you may choose to repair the Calibrator using the information in the Troubleshooting Chapter of the 5080A Service Manual and the Module Exchange Program Refer to the Fluke catalog or contact a Fluke Service Center representative for the module exchange procedure 2 6 Operation Preparation 2 Cooling Considerations Cooling Considerations A Warning To avoid risk of injury never operate or power the Calibrator without the fan filter in place A Caution Damage caused by overheating may occur if the area around the air intake or exhaust is restricted the intake air is too warm or the air filter becomes clogged Baffles direct cooling air from the fan through the chassis to dissipate heat during operation The accuracy
27. Lockout MEM LOCKOUT Remote with Lockout MERE REMOTE RS 232 Interface Overview The Calibrator RS 232 port is designed in accordance with EIA Electronic Industries Association standard RS 232 RS 232 is a serial binary data interchange operating from 300 to 115200 baud selectable and distances up to 50 feet The Calibrator rear panel serial port is configured as DTE Data Terminal Equipment See Appendix B for RS 232 cable and connector information For detailed information see the EIA standard RS 232 Using Commands Communications between the controller and the Calibrator consists of commands queries and interface messages Although the commands are based on the 488 2 standard they can be used on either the RS 232 or Ethernet interface For more information on command structures see the IEEE 488 2 standard Refer to Chapter 6 Remote Commands when you require additional information about command references used this chapter All commands and units may be entered in UPPER or lower case There are four specific remote control configurations that use commands queries and interface messages RS 232 Terminal Mode and RS 232 Computer Mode RS 232 Terminal Mode The RS 232 terminal mode is an interactive mode where an operator inputs commands with immediate returns for requested information queries and interface messages RS 232 Computer Mode The RS 232 computer mode is used when the Calibrator is operated by computer
28. Table 6 8 for all the commands that are classified as coupled For more information see Coupled Commands in Chapter 5 Table 6 8 Overlapped and Coupled Commands eer m e CLOCK value 6 8 Description Sets the real time clock time only or date and time To set the date the CALIBRATION switch must be in the ENABLE position Parameters lt value gt 1 optional year in the format YY Y Y 2 optional month in the format MM 3 optional day in the format DD 4 hour in the format HH 5 minute in the format MM 6 second in the format SS Examples CLOCK 1998 6 1 9 52 10 Sets the clock to June 1 1998 9 52 10 AM Remote Commands 6 Command Details CLOCK 13 10 10 Sets the clock time to 1 10 10 PM Query CLOCK Retrieves clock data 1998 12 04 13 03 50 CLS Description Clears the ESR ISCRO ISCR1 the error queue and the MSS bit in the status byte This command terminates pending operation complete commands OPC or OPC Examples CLS Clear the ESR ISCRO ISCR1 the error queue and the MSS bit in the status byte CUR_POST lt value gt Description Selects the binding posts for current output This also applies to power outputs The current post setting 1s retained until the power is turned off or the button is pressed Parameters lt value gt AUX AUX terminals A20 20A terminals Example CUR POST AUX sets the AUX terminals for current output Query CUR POST Retrieves the front pan
29. UUT Connection DC Voltage AC Voltage gew047f eps Figure 4 5 UUT Connection DC Current AC Current Auto Range Versus Locked Range A softkey is provided to toggle between the ranging method auto or locked This feature is available only for single output dc volts and dc current outputs nn063f eps When auto 1s selected the default setting the calibrator automatically selects the range Front Panel Operations Setting the Output that provides the best output resolution When locked is selected the calibrator locks the selected range and will not change ranges when you are editing the output or entering new outputs Values lower or higher than the locked range are not allowed The locked selection is usually made when you do not want range changes that may cause a small perturbation in the output e g when checking the linearity of a given multimeter range Setting the Output Setting the calibrator output is similar to entering values into a calculator press the keys that represent the value you desire and then press a units key to identify which of the volts amps hertz etc you want the value to represent The control display indicates the value and units you select as you type them into the calibrator Once you are satisfied with the value and units press ENTER If the output display indicates STBY press to output the selection The display of a small u unsettled in the Output Display indicates the calib
30. a terminal and enter individual commands or you can purchase optional Fluke MET CAL or 5080 CAL software for RS 232 system operations Typical RS 232 remote configurations are shown in Figure 5 1 RS 232 RS 232 Port COM Port COM Port d Port ss v 5080A Calibrator Controller gew326 eps Figure 5 1 Typical RS 232 Remote Control Connections After configuring the Ethernet or RS 232 port for remote operation you are ready to begin using the command set The operation of the command set is described under Using Commands in this chapter A summary of remote commands is in Chapter 6 Remote Commands 5 3 5080A Operators Manual Setting up the RS 232 Host Port for Remote Control The Calibrator is fully programmable over an RS 232 link with a PC via the rear panel serial port Figure 5 1 You can enter individual commands from a terminal write your own programs using for example a Windows based language such as Visual Basic or run optional Windows based Fluke software such as 5080 CAL or MET CAL The RS 232 cable length for the port should not exceed 15 meters 50 feet although longer cable lengths are permitted if the load capacitance measured at a connection point including signal terminator does not exceed 2500 pF Complete the following procedure to set up the serial port The RS 232 parameters you select here must match the parameters set for the PC COM port The factory defaults shown on the display below
31. added later at a Fluke service center for an additional installation and calibration charge Rack Mount Considerations Rack mount the Calibrator using a support shelf or drawer The Calibrator chassis is not designed for use with front mounted rack ears or side mounted rack slides A AWarning Do not restrict access to the Calibrator power cord which is the mains disconnecting device If access to the power cord is inhibited by rack mounting a properly rated accessible proximate mains disconnecting switch must be provided as part of the installation 2 8 Chapter 3 Features Title Page TntrOCGuctiOn cccceccecceccccccccsceccceccecceccecceccuceescesceccuscescuecasceecseceesseseeseuceeseseass EN Front Panel Features cccccccccccccecceccecceccecceccescescescescusceeceecsscseceeseescesceseeseascs EA Rear Panel Features ccccccceccecccceccescccccccceccecceccesceccescescueceecseceeseeseeseeseeseass dx Sotikey Mena TE rss RP Eos 3 1 5080A Operators Manual 3 2 Features 3 Introduction Introduction This chapter is a reference for the functions and locations of the 5080A Calibrator s front and rear panel features Please read this information before operating the Calibrator Front panel operating instructions for the Calibrator are provided in Chapter 4 Front Panel Operation remote operating instructions are provided in Chapter 5 Remote Operation Front Panel Features
32. and calibration adjustment instructions order the 5080A Service Manual Table 7 3 Verification Tests for DC Voltage Normal Range owp Nominal tnum 330 mV OV 3V range IEEE 0 00001 mV 330 mV 0 3V 3V range 0 299951 mV 0 300049 mV 0 299951 mV Bav wwe fo eemev mv wave fo Toos Upper Limit 0 00001 mV 0 000015 V 0 300045 V 0 299955 V 1 000115 V 0 999885 V 3 000315 V 2 999685 V 0 00015 V 30 00315 V 29 99685 V 30 0051 V 29 9949 V 300 0375 V 299 9625 V 100 0175 V 99 9825 V 1000 1255 V 999 8745 V 7 7 9 5080A Operators Manual 7 10 Table 7 4 Verification Tests for DC Voltage AUX Table 7 5 Verification Tests for DC Current nanos oa noma coer eper Maintenance T Performance Tests Table 7 5 Verification Tests for DC Current cont Table 7 6 Verification Tests for 2 Wire Resistance ue vit vomit teer uec Table 7 7 Verification Tests for 4 Wire Resistance 5080A Operators Manual Table 7 7 Verification Tests for 4 Wire Resistance cont mue uit vomit terum uem Table 7 8 Verification Tests for AC Voltage Normal 1 00000 V 65 Hz 1008 V 7 12 Table 7 8 Verification Tests for AC Voltage Normal cont me owe omar C tomer Table 7 9 Verification Tests for AC Current Maintenance Performance Tests Upper Limit 3 00348 V 3 00348 V 3 00348 V 10 0118 V 10 0118 V 10 0138 V 10 0138 V 30 0318 V 30 0
33. are 9600 baud 8 data bits 1 stop bit and no parity Other parameters include flow control EOL end of line character and EOF end of file characters 1 Turn the Calibrator power on You may operate the Calibrator during warmup but specifications are not guaranteed until warmup is complete 2 Press on the Calibrator front panel Negotiate the softkey selections shown below to select the serial port for remote operation then continue to step 4 To Step 4 gew329 eps 4 Negotiate the softkey selections shown below to select the HOST serial port parameters to match the PC COM parameters Individual softkey functions are discussed in Chapter 3 Features If operating the port with a computer program instead of individual commands from a terminal select Remote I F comp factory default 5 4 Remote Operations Configuring the Ethernet LAN Port a nane add rtse cts even CE LF 00 terrm 10 du 4500 19200 30400 EZECH SULSS Ld 115200 gew328 eps 5 Press not ENTER several times until the message STORE CHANGES DISCARD CHANGES appears or if there were no changes clear the display If you select STORE CHANGES the serial and host port setting are saved in the instrument non volatile memory Configuring the Ethernet LAN Port The Calibrator can be remotely controlled through the LAN port on the Calibrator s rear panel To select the LAN port as the
34. clears the contents of the Instrument Status 1 to 0 Returns and clears the contents of the Instrument Status 1 to 0 Change Register Register Returns the contents of the Instrument Status Register ONTIME Returns the time since the Calibrator was powered up last Command Details All commands recognized by the Calibrator are listed in alphabetical order in the following sections along with description and syntax rules Each command fall into one or more command categories Sequential Overlapped and Coupled Sequential Commands Commands executed immediately as they are encountered in the data stream are called sequential commands For more information see Sequential Commands in Chapter 5 5080A Operators Manual Overlapped Commands Commands that require additional time to execute are called overlapped commands because they can overlap the next command before completing execution To be sure an overlapped command is not interrupted during execution use the OPC OPC and WAI commands to detect command completion See Table 6 8 for all the commands that are classified as overlapped For more information see Overlapped Commands in Chapter 5 Coupled Commands These are called coupled commands examples CUR POST and OUT because they couple in a compound command sequence Care must be taken to be sure the action of one command does not disable the action of a second command and thereby cause a fault See
35. eeeeeeeeeeeeeeeneennn stre UIT CR EN Ot OU U e oereiei oie pancaetmaoscaieac PUPPI EINII ORE ISNIPN EGO FIN SU So MIEE DEO IE PONI SNMP ORIE REGE Input Butler Oper at OM uis eiii nEn Mer ips DIDI EDIDI PUMM FPE Remote Operations 5 Introduction A A Warning The 5080A Calibrator hereafter referred to as The Calibrator can produce voltages up to 1020 V rms and must be programmed with caution to prevent hazardous voltages from being produced without sufficient warning to the operator Write programs carefully and test them extensively to ensure safe operation of the Calibrator Fluke suggests that you include error catching routines in your programs These error catching routines will help you identify programming errors that may cause the Calibrator to behave other than intended You can program the Calibrator to cause an SRQSTR when an error is detected by setting the Service Request Enable SRE register Introduction This chapter describes methods for operating the Calibrator by remote control Remote control can be interactive with the user controlling each step from a terminal or under the control of a computer program running the Calibrator in an automated system The Calibrator rear panel has two ports for remote operations An Ethernet port and an RS 232 serial port RS 232 The serial port connects the PC and Calibrator You can write your own computer programs using the command set or operate the PC as
36. equipment under test 1 3 5080A Operators Manual Symbols used on the Calibrator and in this manual are explained in Table 1 1 Table 1 1 Symbols AC Alternating Current 15 Ground ha Important Information refer to manual AA Shock Hazard 00000 Hazard Complies with relevant North Complies with EU directives Fe Sas EE IEC Measurement Category CAT Do not dispose of this product as is for measurements not directly unsorted municipal waste Go to connected to mains Maximum Fluke s website for recycling transient Overvoltage is as specified by information terminal markings This manual contains information warnings and cautions that must be followed to ensure safe operation and to maintain the Calibrator in a safe condition AA Warning To avoid possible electric shock or personal injury follow these guidelines e Use this Calibrator only as specified in this manual or the protection provided by the Calibrator might be impaired e Do not apply more than 264 V ac rms between the supply conductors or between either supply conductor and ground e Use caution when working with voltages above 30 V ac rms 42 V peak or 60 V dc These voltages pose a shock hazard e Ensure the Calibrator is in STANDBY by pressing the RESET key before disconnecting test leads e Ensure the grounding conductor in the power cord is properly connected to a protective ground The output terminals are clamped to the
37. estan 14 32 Displaying the UUT Error AC and DC Voltage and Current Output 4 32 Displaying the UUT Error Resistance Output eeeeeeeeeeeeeeeesse 4 33 Using Multiply and Divide eese 4 33 Setting Voltage and Current Limits eese 4 33 4 1 5080A Operators Manual 4 2 Front Panel Operations 4 Introduction Introduction AA Warning The 5080A Calibrator is capable of supplying lethal voltages To avoid shock hazard do not make connections to the output terminals when any voltage is present Placing the instrument in standby may not be enough to avoid shock hazard since the key could be pressed accidentally Press the key and verify that the 5080A Calibrator is in standby before making connections to the output terminals This chapter presents instructions for operating the 5080A Calibrator from the front panel For a description of front panel controls displays and terminals see Chapter 3 Features Turning on the Calibrator A A Warning To avoid electric shock make sure the 5080A Calibrator is safely grounded as described in Chapter 2 A Caution Before turning the 5080A Calibrator on make sure that the line voltage selection is set properly Refer to Selecting Line Voltage in Chapter 2 to check the line voltage setting When the 5080A Calibrator is powered the initial display 1s Starting Up see below and it completes a self test routine
38. extreme care Restores the contents of the nonvolatile memory device to factory defaults LANGUAGE Sets the language for the control display right display on the front panel SP SET Sets the HOST serial port communication parameters and saves them in nonvolatile memory Remote Commands 6 Command Details Table 6 6 Setup and Utility Command Summary cont SP_SET Returns the HOST serial port communication parameters contained in nonvolatile memory aie aaa the LAN subnet IP mask SUBNETMASK Retums the LAN subnet IP mask 0000 the LAN subnet IP mask UNCERT Retums specified uncertainties for the present output If there are no specifications for an output returns zero Table 6 7 Status Command Summary ERR Returns the first error code with an explanation contained in the Calibrator error queue then removes that error code from the queue EXPLAIN Explains an error code This command returns a string that explains the error code furnished as the parameter FAULT Returns the first error code contained in the Calibrator error queue then removes that error from the queue Instrument Status 0 to 1 Change Enable register and the Instrument Status 0 to 1 edP M M EE Enable register Loads two bytes into the Instrument Status 1 to 0 Loads two bytes into the Instrument Status 1 to O Change Enable register Enable register Instrument Status O to 1 UU meme eU UNE Register and clears both registers Returns and
39. float 1 year specified uncertainty of secondary output 6 character Unit of secondary output uncertainty UNCERT Returns 6 120E 01 6 150E O1 PCT 9 50E 02 1 150E 01 PCT Prevents further remote commands from being executed until all previous remote commands have been executed For example if you send an OUT command you can cause the Calibrator to wait until the output has settled before continuing on to the next command if you follow OUT with a WAT command The WAI command is useful with any overlapped command preventing the Calibrator from processing other commands until the overlapped command is processed WAI ZCOMP Description Parameters Example Remote Commands Command Details Activates or deactivates 2 wire or 4 wire impedance compensation For resistance output compensation is allowed when the resistance is less than 1 MQ For all other resistances the compensation is NONE and attempts to use other parameters results in the error message Can t change compensation now None Turns off impedance compensation circuitry WIRE2 Turns on 2 wire impedance compensation circuitry WIRE4 Turns on 4 wire impedance compensation circuitry ZCOMP WIRE2 Sets 2 wire impedance compensation for the Calibrator UUT connection 6 6 27 5080A Operators Manual 6 28 Introduction Chapter 7 Maintenance How to Replace the Line Fuse eeeeeeeeeeeeseeeeeeseseeeeeeeenenn nnns nns How to
40. mV totaling 100 V x 0 0014 140 mV added to 18 mV 158 mV Expressed in percent 158 mV 100 V x 100 0 158 see AC Voltage Specifications Current Specification Specification for 1 A at 60 Hz is 0 10 1200 uA totaling 1 A x 0 001 1000 uA added to 1200 pA 2 2 mA Expressed in percent 2 2 mA 1 A x 100 0 22 see AC Current Specifications PF Adder Watts Adder for PF 1 0 at 60 Hz is 0 see Phase Specifications Total Watts Output Specification SPEC power 4 0 158 0 22 0 0 27 Example 2 Output 100 V 1 A 50 Hz Power Factor 0 5 60 1 year specifications Voltage Specification Specification for 100 V at 50 Hz is 0 14 18 mV totaling 100 V x 0 0014 140 mV added to 18 mV 158 mV Expressed in percent 158 mV 100 V x 100 0 158 see AC Voltage Specifications Current Specification Specification for 1 A is 0 10 1200 uA totaling 1 A x 0 001 1000 uA added to 1200 uA 2 2 mA Expressed in percent 2 2 mA 1 A x 100 0 22 see AC Current Specifications 5080A Operators Manual PF Adder Watts Adder for PF 0 5 260 at 50 Hz is 0 76 see Phase Specifications Total Watts Output Specification SPeCpower 0 1587 0 22 T 0 76 0 81 VARs When the Power Factor approaches 0 0 the watts output specification becomes unrealistic because the dominant characteristic is the VARs volts amps reactive output In these cases calculate the Total VARs Output Speci
41. of the UUT accuracy nn116f eps For example an edited difference of 0003 volts for an output of 10 0000 V represents 0 0003 10 0000 0 000030 or 30 parts per million The sign is negative 30 0 ppm because the output necessary to display 10 0000 at the UUT shows the UUT is reading below the output value When the reference is negative the error sign is relative to the Front Panel Operations 4 Setting Voltage and Current Limits magnitude For example if the reference is 10 0000 V and the output display is 10 0003 the error is 30 ppm Displaying the UUT Error Resistance Output In the resistance output function the edit controls produce a display of the UUT error in a similar way except the output of the calibrator does not change as you turn the knob Instead a reading on the Control Display changes allowing you to match it to the reading on the UUT As you change the reading the calibrator computes and displays UUT error gew357 eps Using Multiply and Divide The Calibrator output value or reference value if you have edited the output can be multiplied by a factor of 10 by pressing the key Similarly the output value or reference value if you have edited the output can be divided a factor of 10 by pressing the key The output will be placed in STBY Standby if the multiplied value exceeds 33 V Press the key 1f you wish to continue This feature is useful for UUTS with ranges organized in decades Settin
42. operations are complete Also see the ESR command OPC Set bit 0 of the Event Status Register to 1 when all pending device operations are done OPC Returns a 1 after all pending operations are complete This command causes program execution to pause until operations are complete See WAT Activates the Calibrator output if it is in standby This is the same as pressing the Calibrator front panel key If there are errors in the error queue the OPER command is inhibited for outputs 33 V and over Also see the ERR command and STBY command OPER Connect the selected output to the Calibrator front panel terminals Also lights the annunciator in the amp key OPER Returns 1 when the Calibrator is in operate Returns a list of the installed hardware and software options Options list separated by commas Returns 0 when no options are installed lt option gt lt option gt Sets the output of the Calibrator and establishes a new reference point for the error mode If only one amplitude is supplied the Calibrator sources a single output If two amplitudes are supplied the Calibrator sources two outputs The second amplitude will be sourced at the AUX terminals for dual voltage outputs If the frequency is not supplied the Calibrator will use the frequency that is presently in use Use multipliers e g k M u with the OUT command as desired value n V Volts dc or update volts ac n DBM lt
43. output amplitudes frequency and Calibrator status Output values or potential output values if in standby are displayed using up to six digits plus a polarity sign Output frequencies or potential output frequencies if the 5080A is in standby are displayed using four digits Calibrator status is indicated by displaying the following abbreviations OPR Displayed when an output is active at the front panel terminals Displayed when the 5080A is in standby When you change the output a u unsettled is displayed until the output settles to within the specified accuracy C Displayed when unstored calibration constants are in use Control Display The Control Display is a multipurpose backlit LCD used for displaying data entries UUT error adjustments softkey labels phase angles watts power factors and other prompts and messages When there isn t enough room on the Output Display output frequency is displayed on the Control Display Softkey labels identify the function of the softkey directly below them Several softkey labels together are called a menu The changing menus provide access to many different functions through the five softkeys plus the PREV MENU key See Figure 3 3 Softkey Menu Tree Features 3 Softkey Menu Trees Table 3 1 Front Panel Features cont STBY The STBY Standby key places the 5080A in standby mode Standby mode is indicated by STBY in the lower left corner of the Output Display In stand
44. query is processed and holds up to 800 characters The controller reads it with a statement such as a BASIC INPUT statement removing what it reads form the queue If the queue is empty the Calibrator does not respond to the INPUT statement from the controller The Message Available MAV bit in the Serial Poll Status Byte is 1 if there is something in the output queue and 0 if the output queue is empty Error Queue When a command error execution error or device dependent error occurs its error code is placed in the error queue where it can be read by the ERR command See Appendix C for a list of error messages A way to decode an error code is to send the command EXPLAIN which returns a description of a error code Reading the first error with the ERR command removes that error from the queue A response of 0 means the error queue is empty The Error Available EAV bit in the Serial Poll Status Byte indicates whether the queue is empty The error queue is cleared when you turn off the power and when you use the CLS Clear Status common command The error queue contains up to 16 entries If many errors occur only the first 15 errors are kept in the queue A 16th entry in the queue is always an error queue overflow error and all later errors are discarded until the queue is at least partially read The first errors are kept because if many errors occur before the user can acknowledge and read them the earliest errors are the mo
45. tetuer qmer init FIUMM M EDEN EINE inr 4 31 Editing and Error Output Settings eeeessessssssssseseeeeeee nennen nennen PETA Editing the Output Setting uuiocet pee Eie tta rose tap Ur Io EEbeR Yos PAN Mn EP ERN IXe x du epos FEEDS Displaying the UUT Error AC and DC Voltage and Current Output PETS Displaying the UUT Error Resistance Output eeeeeeeeeeeeeeeee Pere Using Multiply and Divide 4 33 Setting Voltage and Current Limits eese 4 33 Remote OD GALOIS c Heiner DCE GIO i RIT T TT Setting up the RS 232 Host Port for Remote Control sss Configuring the Ethernet LAN Port ccccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees Sete the IP Address 2a eeu esei e yea een gauegea thesedcu ase deuQsaese su sedeuc telis ict b amudes Selecting Dynamic Host Configuration Protocol DHCP Setting a Static Internet Address ssssssssssssseseeeseseseseeseesseesesseeseeseeess setting the LAN Subnet Mask rettet nee retener e enun uius ads Reading the Domain Name aieo rrr rhe trt Pra rene Pea pete g C ra caede bees Contents continued Configuring the Host Namie ione ror YE EP UHI UPPER UMS HH EFE TUUS Reading the MAC Address eseeesesssssesseeeeeeeeee nennen nn nnn nnn nnns nnn nns Configuring the LAN Default Gateway seee Configuring the General Network Socket Port
46. the fuse compartment cover in place and remove the cover as shown in Figure 7 2 7 7 5 5080A Operators Manual gew368 eps Figure 7 2 Current Fuse Compartment 4 Remove and check the fuses as necessary Table 7 2 lists the part number and rating of each fuse Table 7 2 Current Fuses Current Output Fuse Description Fluke Part Number Aux anv500V Uta Fast Blow 3 3674001 20a 29N250V Fast Blow F4 3470596 5 Replace fuses as required 6 Maintenance T How to Clean the Air Filter Replace the fuse compartment door and secure the door with the screws removed in step 3 How to Clean the Air Filter A Warning To avoid risk of injury never operate or power the 5080A calibrator without the fan filter in place A Caution Damage caused by overheating may occur if the area around the fan is restricted the intake air is too warm or the filter becomes clogged The air filter must be removed and cleaned every 30 days or more frequently if the calibrator is operated in a dusty environment The air filter is accessible from the rear panel of the calibrator To clean the air filter refer to Figure 7 3 and proceed as follows ls 2 Turn off the power let the fan come to rest and unplug the ac line cord Remove the filter element a Grasp the top and bottom of the air filter frame b Squeeze the edges of the frame towards each other to disengage the filter tabs from the slots in the Calibrator c
47. to 255 Error code value FAULT To view an explanation of the error enter the command EXPLAIN error code FORMAT lt value gt Description Parameters Use with extreme care Format command restores the contents of the nonvolatile memory device to factory defaults The memory holds calibration constants and setup parameters You lose all calibration data permanently The CALIBRATION switch on the rear panel of the Calibrator must be set in the ENABLE position or an execution error occurs except for FORMAT SETUP lt value gt ALL Replaces the whole contents with factory defaults Remote Commands 6 Command Details CAL Replaces all cal constants with factory defaults SETUP Replaces setup parameters with factory defaults Example FORMAT SETUP Replace the setup parameters with the default setup values See Table 6 9 The FORMAT ALL command is the same as FORMAT CAL and then FORMAT SETUP The FORMAT SETUP command also clears the PUD string see the PUD command and SRQSTR is set to SRQ 02x 02x 04x 04x see the SROSTR command and SPLSTR is set to SPL 02x 02x 04x 04x see the SPLSTR command Table 6 9 Default Setup Values Host Connection Display brightness 1 2 Serial Ports 8 bits 1 stop bit xon xoff parity none 9600 baud EOL end of line CRLF Current Limits 20 5 A EOF end of file 012 000 Voltage Limits 1020 V Remote commands see Chapter 6 SRQSTR SRQ 9602x 02x 04x 04
48. two wire connections refer to methods of connecting the 5080A to the UUT to cancel out test lead resistance to assure the highest precision of the calibration output Figures 4 2 through 4 3 illustrate the connection configurations for resistance Part of the setting up the calibrator output for resistance includes selections for four wire compensation COMP 4 wire two wire compensation COMP 2 wire and two wire no compensation COMP off See Setting Resistance Output later in this chapter Four Wire Connection The four wire connection is typical for calibrating laboratory measurement equipment Increased precision is provided for resistance values at or below 190 kQ For other values the lead resistances do not degrade the calibration and the Calibrator changes the compensation to off COMP off Two Wire Compensation The two wire connection is typical for calibrating precision handheld Digital Multimeters DMMs with a two wire input Increased precision is provided for resistance values at or below 190 kQ For other values the Calibrator changes the compensation to off COMP off Compensation Off Compensation off is a typical connection for calibrating handheld analog meters or DMMs with a two wire input This connection is used for all values of resistance and is usually selected when the analog meter or DMM level of accuracy does not require the additional precision This is the default condition whenever an ohms output is
49. typical string in the default format sent to the host is SPL 44 00 0000 1000 This command is for format For values instead of format enter a P lt cntl gt p character Also see the SROSTR command Parameters lt string gt n n represents the NEWLINE character hex OA Example SPLSTR SPL 02x 02x 04x 04x n Sets the Serial Poll String to the default values SPL 02x 02x 04x 04x n Query SPLSTR Returns the string programmed for Serial Poll response 6 24 SRE value SRQSTR text STB STBY Description Parameters Example Query Description Parameters Example Query Description Response Example Description Response Example Remote Commands 6 Command Details Loads a byte into the Service Request Enable SRE register See Service Request Enable Register SRE in Chapter 5 Since bit 6 is not used decimal value 64 the maximum entry is 255 64 191 lt value gt The decimal equivalent of the SRE byte 0 to 191 SRE 56 Enable bits 3 EAV 4 MAV and 5 ESR SRE Returns the decimal equivalent of the byte in the Service Request Enable SRE Sets the Serial Mode SRQ Service Request response up to 40 characters in the Calibrator non volatile memory While saving configuration data in the non volatile memory a period of about 2 seconds the Calibrator does not respond to remote commands The SRQSTR is sent to the host over the serial
50. via the LO s softkey selection tied The calibrator produces a dual dc voltage output by sourcing one dc voltage on the NORMAL outputs and a second on the AUX terminals Complete the following procedure to set a dual dc voltage output If you make an entry error press one or more times to clear the display then reenter the value p Feo Sh ee XM A Caution To avoid damage to the UUT verify the applied voltage to the UUT does not exceed the rating of the UUT insulation and the interconnecting wiring Press to clear any output from the 5080A Connect the UUT as described earlier in this chapter under Connecting the Calibrator to a UUT Set the UUT to measure dual dc voltage on the desired range Press the numeric keys and decimal point key to enter the desired voltage output at the NORMAL terminals maximum six numeric keys For example 123 456 Press to select the polarity of the voltage default is Press a multiplier key if necessary For example press m Press FV The Control Display now shows the amplitude of your entry for the NORMAL terminals For example 123 456 mV below Front Panel Operations Setting the Output A LA A A I4 nn071f eps Note Voltage on the AUX output is limited to 7 000 V maximum 9 Press the numeric keys and decimal point key to enter the desired voltage output at the AUX terminals maximum five numeric keys For example 234 56 10 Press to select the pol
51. 0 0 0 00H 00 OUT Returns 1 88300E 01 A 0E 00 0 4 420E 02 OUT Returns 1 23000H 00 V 2 34000H 00 V 6 000E 01 OUT Returns 1 92400E 06 OHM 0E 00 0 0 00H 00 OUT Returns 1 52000H 01 V 1 88300E 01 A 4 420EH 02 OUT DBM Returns 2 586E 01 DBM 0E 00 A 4 420E 02 The respective values for the above examples are 15 2 V 188 3 mA 442 Hz 1 23 V 2 34 V 60 Hz 1 924 MQ 15 2 V 188 3 mA 442 Hz 25 86 dBm 442 Hz 25 86 dBm 15 2 at 600 2 The primary and secondary units are V DBM A OHM The units for the frequency value is always assumed to be Hz OUT ERR Description Returns the UUT error and units computed by the Calibrator after shifting the output with the INCR command The return units are PPM parts per million PCT percent DB decibels or 0 if there 1s no error The UUT error is not computed when editing frequency Response lt value of error units Example OUT ERR Returns 1 00000E 01 PCT PHASE value 6 20 Description Sets a phase difference between the Calibrator front panel NORMAL and AUX or 20A terminals for ac power and ac dual voltage outputs The NORMAL terminal output is the phase reference The set range is 0 00 to 180 00 degrees with for a leading phase difference and for a lagging phase difference Parameters value DEG 0 00 to 180 00 DEG for degree is optional Example PHASE 60 DEG Set the phase difference so the frequency output at the AUX terminals lags the fre
52. 119f eps a Press the Upper Limit or the Lower Limit softkey as desired and enter the new limit b Press ENTER then one or more times to return to a previous menu 4 34 Chapter 5 Remote Operations Title Page Introduction eere Setting up the RS 232 Host Port for Remote Control sssssssss Configuring the Ethernet LAN Port eeesesessseseeeeeeeenennn nnns Setting the IP Address Selecting Dynamic Host Configuration Protocol DHCP Setting a Static Internet Address eene Setting the LAN Subnet Mask Reading the Domain Name Configuring the Host Name Reading the MAC Address Configuring the LAN Default Gateway ssse Configuring the General Network Establishing an Ethernet Connection Terminating an Ethernet Connection Socket Port eee Changing Between Remote and Local Operation sseeeeeeeese Local State Latt tantos Local and Lockout State Remote State seeeeessss Remote with Lockout State RS 232 Interface Overview Using Commands Types of Commands Device Dependent Commands Common Commands Query Commands Compound Commands Coupled Commands
53. 2 Units Accepted in Parameters and Used in Responses c00eseseeeeeeeeeeeeeeees 5 9 Terminator C Batattets users deirere porre ra r Den Foret caben e bea a aE Mus bae Dub beu dex ai SE ROPO e Data TY PES ENTE 9 9 Status Register Summary seiner arnir ree ted ENEA EAREN TERENE 6 1 Common Command Summary sees 6 2 Error Mode Command Summary eese eene 6 3 External Connection Command Summaary eene 6 4 Output Command S UTlbdby sssoceuaso dunes ed iseso decies ves caestd messa exi terete 6 5 RS 232 Host Port Command Summary esee 6 6 Setup and Utility Command Summary eene 6 7 Status Command Summary sens ese esie sed irte th Sea tin ivt rn datae agat aa ilu uh ad yau n dandus 6 8 Overlapped and Coupled Commands ccccccccceeeeeeeeeeeeseeeeseeeseeseeeeeeeseeeeeegs 5 0 Default Setup NAS se sonevco dust usns ui qo as iain aaa aN aa Tels Replacement FUSES cisco tees tte otium uc Una EEE Te CORPO dU UIS NUT E T UTET 7 3 Verification Tests for DC Voltage Normal eeeeeeeeeeeeeeeeeeeeeeeeeeel 7 4 Verification Tests for DC Voltage AUX sse 75 Verification Tests Tor DG Currents us ester yere ar tre vea Even eerte dea tuur bx bu une venga 7 6 Verification Tests for 2 Wire Resistance sse eene 7 7 Verification Tests for 4 Wire Resistance sess 7 8 Verification Tests for
54. 318 V 30 0378 V 30 0378 V 100 158 V 100 158 V 100 168 V 100 168 V 300 438 V 300 438 V 300 468 V 300 468 V 1001 58 V 1001 58 V 1001 68 V 1001 68 V ee evn emma tower Upper Linn 330 pA 300 00 pA 1 kHz 0 0003 0 00029847 0 00030153 3 0000 mA 45 Hz 0 003 0 0029925 0 0030075 3 0000 mA 65 Hz 0 003 0 0029925 0 0030075 3 0000 mA 500 Hz 0 003 0 0029922 0 0030078 7 7 13 5080A Operators Manual 7 14 Table 7 9 Verification Tests for AC Current cont me oe omma toneri uerum Table 7 10 Verification Tests for Phase nv weramm o om ms Ev wera en m fes fos av owen o form os w owen o ws Jos Maintenance Performance Tests Table 7 11 Verification Tests for Distortion Table 7 12 Verification Tests for Frequency 10000000 Hz 3 V eorr 100007 Hz 7 7 15 5080A Operators Manual 7 16 Appendix A Glossary adc analog to digital converter A device or circuit that converts an analog signal to a digital signal absolute uncertainty Uncertainty specifications that include the error contributions made by all equipment and standards used to calibrate the instrument Absolute uncertainty 1s the number to compare with the UUT for determining test uncertainty ratio accuracy The degree to which the measured value of a quantity agrees with the true correct value of that quantity For example an instrument specified to 1 uncertainty is 99 accurate
55. 5A 250V SB 600VA MAX DRY BEFORE REINSTALLATION 6 gew323 eps Figure 3 2 Rear Panel View Table 3 2 Rear Panel Features The Fan Filter covers the air intake to keep dust and debris out of the chassis air baffles The 5080A fan provides a constant cooling air flow throughout the chassis Instructions for fan filter maintenance are in Chapter 7 Maintenance Service use only The RS 232 Port provides a communication channel that allows the Calibrator to be controlled by sending it commands Calibration switch The Ethernet Port provides a communication channel that allows the Calibrator to be controlled by sending it commands Service use only 3 9 5080A Operators Manual Table 3 2 Rear Panel Features cont AA Warning To avoid shock hazard connect the factory supplied three conductor line power cord to a properly grounded power outlet Do not use a two conductor adapter or extension cord this will break the protective ground connection If there is any question about the effectiveness of instrument earth grounding through the line power cord ground wire use the rear panel AUX EARTH GROUND terminal for a protective grounding wire The AUX EARTH GROUND terminal is internally grounded to the chassis If the 5080A is the location of the ground reference point in a system this binding post can be used for connecting other instruments to earth ground Refer to Connecting the Calibrator to a UUT i
56. 6 bit ISCEO register 6 15 5080A Operators Manual ISCE1 value Description Parameters Example Query ISCR Description Response Example ISCRO Description Response Example ISCR1 Description Response Example ISR Description Response Example Instrument Status 0 to 1 Change Enable command loads two bytes into the 16 bit ISCEI register See Instrument Status Change Enable Registers in Chapter 5 for more information value 0to 32767 Decimal equivalent of the 16 bits ISCE1 6272 Load decimal 6272 binary 0001010001000000 to enable bits 12 SETTLED 10 REMOTE and 6 HIVOLT ISCE1 Returns the two bytes from the 16 bit ISCEI register Instrument Status Change Register query returns and clears the contents of the Instrument Status 0 to 1 Change Register ISCR 1 and Instrument Status 1 to 0 Change Register ISCRO See Instrument Status Change Register in Chapter 5 for more information value 0to 32767 Decimal equivalent of the 16 bits ISCR Instrument Status 1 to 0 Change Register query returns and clears the contents of the Instrument Status 1 to 0 Change Register value 0to 32767 Decimal equivalent of the 16 bits ISCRO Instrument Status 0 to 1 Change Register query returns and clears the contents of the Instrument Status 0 to 1 Change Register value 0to 32767 Decimal equivalent of the 16 bits LSCRI T Instrument Status Register que
57. AC Voltage Normal essen 7 9 Verification Tests for AC Current aero xtere oe rtr exero dea Ee xt xt vea Enni ai 7 10 Verification Tests Tor Pase ree rtt nepote norte te neta dorsa ih ga iaa aub iaiia T 11 Verification Tests for Distortion isi oriri ordei le PERS Deren unda osos prts 5080A Operators Manual 7 12 Verification Tests for Frequency o ro ttt or eese ausi dat In aa yi List of Figures Figure Title 2 1 Fuse Access and Line Voltage Selection s 2 2 Line Power Cord Types Available from Fluke sss 9L Pront Panel WIG Wenen a a N NT EC MAS m 39 9 SETUP Softkey Menu TCG estere cete oret kaa n dea Eae Sea vacas dea aeger us aua ges 4 UUT Connection Resistance 4 Wire Compensation cccccccccccccecceeeeeeeeeeeeees 4 2 UUT Connection Resistance 2 Wire Compensation cccccccccccceeceeeeeeeeeeeeeees 4 3 UUT Connection Resistance Compensation Off ssssee 4 4 UUT Connection DC Voltage AC Voltage ssss 4 5 UUT Connection DC Current AC Current sssssse dos US WV DICERE 5 1 Typical RS 232 Remote Control Connections essen 5 2 Menus to Set LAN Parameters vines scsustancosses teens sniircowsasisteasavnsscaiveasdidaneusatbeasdsashuesca 3 9 Status Register OVOLVIO Woiesenestbtentesie lote detutum ues ethadaaciha aia aN aai undue UA UE 5 4 Serial
58. AL and AUX terminals To avoid errors induced by thermal voltages thermal EMFs use connectors and conductors made of copper or materials that generate small thermal EMFs when joined to copper Avoid using nickel plated connectors Optimum results can be obtained by using Fluke Model 5440A 7002 Low Thermal EMF Test Leads which are constructed of well insulated copper wire and tellurium copper connectors See the Accessories and Options section in Chapter 1 4 8 Front Panel Operations Connecting the Calibrator to a UUT When to Use EARTH The 5080A Calibrator front panel NORMAL LO terminal is normally isolated from earth chassis ground When it is desired to make a connection between the NORMAL LO terminal and earth ground press the key lighting the key annunciator To avoid ground loops and noise you must have only one earth ground to LO terminal connection in the system Usually you make all signal ground connections at the UUT and verify the annunciator is off Generally is on only for ac and dc volts where the UUT is isolated from earth ground There must however be a safety ground for the 5080A See Connecting to Line Power in Chapter 2 When enabled by the sourced output a softkey LOs appears which allows you to tie or open an internal connection between the NORMAL LO terminal and AUX LO terminal When tied and is On then both LO terminals are tied to chassis ground Four Wire versus Two Wire Connections Four wire and
59. Clean the Air Filter eeeeeeeeeeen mnn nnne STA et C Dedi E E env FEM E Performance Tests cccsccsccscoscsccscoscoscsccscecsecsccscscascscescscscescscaccscescescasencs Page Es Era How to Replace the Current PUSES oie etit tet eot not etd Pot tna ettet aha pnus EET ERO baa 7 9 7 1 5080A Operators Manual 1 2 Maintenance T Introduction Introduction This chapter explains how to perform the routine maintenance and calibration task required to keep a normally operating 5080A Calibrator in service These tasks include e Replacing the fuse e Cleaning the air filter e Cleaning the external surfaces e Calibration verification Refer to the Service manual for intensive maintenance tasks such as troubleshooting calibration or repair and all procedures that require opening the cover of the instrument The Service Manual also contains complete detailed verification and calibration procedures How to Replace the Line Fuse A Caution To prevent possible damage to the instrument verify the correct fuse is installed for the selected line voltage setting 100 V and 120 V use 5 0 A 250 V time delay slow blow 220 V and 240 V use 2 5 A 250 V time delay slow blow The line power fuse is accessible on the rear panel The fuse rating is 5 A 250 V slow blow fuse for the 100 V 120 V line voltage setting 2 5 A 250 V slow blow fuse for the 220 V 240 V line voltage setting To check or replace the
60. ING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE FLUKE SHALL NOT BE LIABLE FOR ANY SPECIAL INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOSSES INCLUDING LOSS OF DATA ARISING FROM ANY CAUSE OR THEORY Since some countries or states do not allow limitation of the term of an implied warranty or exclusion or limitation of incidental or consequential damages the limitations and exclusions of this warranty may not apply to every buyer If any provision of this Warranty is held invalid or unenforceable by a court or other decision maker of competent jurisdiction such holding will not affect the validity or enforceability of any other provision Fluke Corporation Fluke Europe B V P O Box 9090 P O Box 1186 Everett WA 98206 9090 5602 BD Eindhoven U S A The Netherlands 11 99 OPERATOR SAFETY SUMMARY WARNING HIGH VOLTAGE is used in the operation of this equipment LETHAL VOLTAGE may be present on the terminals observe all safety precautions To avoid electrical shock hazard the operator should not electrically contact the output HI or sense HI terminals or circuits connected to these terminals During operation lethal voltages of up to 1020 V ac or dc may be present on these terminals Whenever the nature of the operation permits keep one hand away from equipment to reduce the hazard of current flowing through vital organs of the body Table of Contents Chapter
61. Mount Considerations 2 1 5080A Operators Manual 2 2 Operation Preparation 2 Introduction Introduction AA Warning The 5080A Calibrator can supply lethal voltages To avoid shock hazard read this section before operating the Calibrator This chapter provides instructions for unpacking and installing the 5080A selecting the line voltage replacing the fuse and connecting to line power Instructions for cable connections other than line power can be found in the following chapters e UUT Unit Under Test connections Chapter 4 Front Panel Operation e Ethernet interface connection Chapter 5 Remote Operation e RS 232 serial interface connection Chapter 5 Remote Operation Unpacking and Inspection The Calibrator is shipped in a container designed to prevent damage during shipping Inspect the Calibrator carefully for damage and immediately report any damage to the shipper Instructions for inspection and claims are included in the shipping container When you unpack the Calibrator check for all the standard equipment listed in Table 2 1 and check the shipping order for any additional items ordered Report any shortage to the place of purchase or to the nearest Fluke Service Center see Service Information in this section A performance test 1s provided in Chapter 7 Maintenance If reshipping the Calibrator use the original container If it 1s not available you can order a new container from Fluke by ind
62. ON 3 DDE and 2 QYE ESE Returns the contents of the Event Status Enable ESE register Event Status Register query returns the contents of the Event Status Register ESR and clears the register See Event Status Register ESR in Chapter 5 value 0 to 255 Decimal equivalent of the ESE byte ESR Returns the contents of the Event Status Register ESR Explain Error query explains an error code This command returns a string that explains the error code furnished as the parameter The error code same as the parameter is originally obtained by sending the FAULT query See the ERR command which returns both the error code and the explanation string See Appendix C for a list of error codes and error messages value 0 to 255 Error code in question lt string gt Explanation of the error code with the parameter if there is one shown as a percent sign followed by d integer parameter f floating point parameter or s string parameter EXPLAIN 539 Returns Can t change compensation now Fault query returns the first error code contained in the Calibrator error queue then remove that error from the queue After obtaining the error code use the EXPLAIN command to view an explanation A zero value is returned when the error queue is empty To read the entire contents of the error queue repeat FAULT until the response is 0 Only system errors appear in the error queue value 0
63. Poll Status Byte STB and Service Request Enable SRE 5 5 Event Status Register ESR and Event Status Enable ESE 5 6 Bit Assignments for the ISR ISCEs and ISCRS 0 0 0 0 ccceceeessessessssssesseseseeeens Pel Accessing Te USC Sich os enetatienatecsientasistneiewaceand a aN AARE ROA E AKA NEKAK AREER Je Current PUSS COImparttTie Eus pois N EEEE RERA T 3 Accessing the Air PAGE eoe dost co utto rte eo doct etuimU td asdenturtA aaa Nan anaE a vii 5080A Operators Manual viii Chapter 1 Introduction and Specifications l trodue lolo iita elt M ttum Mean Salty VIR tA OI steer deoa nrcdiedt E O AUGE d dE Operation BUTS REY RTT Where to Go fron Here seocescseavesesscasinernncasedestoasn stioactvasentcednedisadesedentsaunsdioxedvnseaniasinedos Instrucdon Mantals sesser eniinn EE ERE EEE AEEA 5080A Operators Mannal sostenere Ente ntt Erben nit o attore itis 5080A Getting Started Manual sssee nn Hoy 10 Contact FUE eeeeeo eret eet tton oot teo ores e tantes I Acs oa neisi aident indus General SPS UN LOIN s deiectis a m tabes tdem vta MER Detailed SDEC IECHHOBS eee eee eee EU tunt bte da uio ie en sas ipse TEA Ip eredi T MR SS eA eon attente mA MEUM AER ol ACY AY ETT LU CHIPS SNE WAVE einen E EEA AR Calculating Power Specifications lguze A PNE A E EE A A T 1 1 5080A Operators Manual 1 2 Introduction and Specifica
64. STALL RTS rts cts number data bits gt DBIT7 7 bits or DBITS 8 bits number stop bits gt SBIT1 1 bit or SBIT2 2 bits lt parity gt PNONE none PODD odd PEVEN even lt end of line char gt CR carriage return LF line feed CRLF carriage return line feed Example SP SET 9600 COMP XON DBIIS SBITIL PNONBE CKLE Set the parameters for the rear panel RS 232 serial port to the factory default values Query SP SET Returns the RS 232 setting for the Calibrator rear panel RS 232 serial port Example SP SET Returns 9600 COMP XON DBIT8 SBIT1 PNONE CRLF Returns the parameters for the rear panel RS 232 serial port as shown when set to the factory default values SPLSTR text Description Sets the Serial Poll String string up to 40 characters which is saved in the Calibrator non volatile memory While saving configuration data in the non volatile memory a period of about 2 seconds the Calibrator does not respond to remote commands The SPLSTR is sent to the host over the serial interface when a P lt cntl gt P character is sent The default format IS SPL 02x 02xk 04x 0A4x where the term 02x 8 bits means print the value in hexadecimal with exactly 2 hex digits and 04x 16 bits means print the value in hexadecimal with exactly 4 hex digits The string representations are SPL STB ESR ISCRO ISCR1 See the commands respectively STB ESR ISCRO and ISCR1 A
65. TITIA be 4 Ko UPFIPLEPLTTUPTUPT IPLBTLPTE IPTIPEPPAPTITEIHEPE CHULA ET PPEITI OF 1 4 QUEENA LTE TUNI IEEE r4 40 IAEATYVIHTADAD ATHTIHT UD TAD EAT TIAE 42247107 I Med EIRO ATHE LEIRIA AMI ATLETI B LEDIO HFT GG LEUTO AT tg 4 4 4 d rara piena NTT P Ea EV D ENT 4 4 0 HUREVELELUTHR HUETLE HOUR EE UTI HERI TUE UR PVF US 4 ATLITTVITI 9 491 07091 VTA LVI LVN TALL 07070 4 4 or 4 4 4 oq062f eps Figure 7 3 Accessing the Air Filter General Cleaning front panel keys and lens using a soft cloth slightly abrasive mild cleaning solution that does not harm 9 wipe the case For general cleaning dampened with water or a non plastics A Caution To avoid damaging the plastic materials used in the Calibrator do not use aromatic hydrocarbons or chlorinated solvents for cleaning 7 8 Performance Tests To verify that the 5080A meets its specifications you can use Tables 7 3 through 7 12 Maintenance Performance Tests The tables are for qualified metrology personnel who have access to a standards laboratory that is properly equipped to test calibration equipment of this level of accuracy The tables show the recommended test points and the acceptable upper and lower limits for each point The limits were computed simply by adding or subtracting the 90 day specification from the output value There is no built in factor for measurement uncertainty If you need more detailed verification
66. Title 1 Introduction and Specifications rers Ifitrot HO UO eee etit ctype asst UE EN UM eM Ui UA NUM Me UMEN DE UN UR eee Safety Informa ON sserrep niir enin 59 909229 99 999 099929909 4919090 909 9 99 Operation BUT auc E eiarcenesen Where to CIO from ICES eissis rne EEE E Instrucaom Mantili oosope rides rbE eee a N S dota UE 5080A Operators Manual cccccccccccccccccccccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 5080A Getting Started Manual ssssee How to CON1ACE Maid RERO Ge erdl SDeeUDIC dEIOfIS susprene Ena E E ie iu tidie biet ton dn iN Detailed SDectfICatlODs ss esa ioo etti poeta Foe b RUE EO o FEAR POPE PROP FORE E MIRA na e penc JB SE BUT UU UU MT Au M T AC Voltage Sine Wave cccccccccccccsscssscccccccecccecceceeceeeccececcceceseeesseesseeeeeees AC Current Sine Wave esimin i ceu Redit ad ed Calculating Power Specifications cccccccccccscceccccceececeeeeeeeeeeeeeeeeeeeeeeeeeeeees luus eligi T 2 Operation Preparation T AOLE DCE GOT EEEE O A A A S nes anepaneetuaaniessesoononcesnas Dnpackimp and InspeeOTL suae NEE NENS ISCDISEIBP TB Tussen TU m nn ee belecune Line Volat Esce imt Dyeetamdadeteieu adu irexsd duse desees au E Connecting to Line POWEE ieiunio erasa e tetut bo Gop
67. V Output resistance is 5 mQ for outputs 20 33 V The AUX output resistance is 1 O The maximum load capacitance is 500 pF For a resistive load Bandwidth of 10 Hz to 10 kHz for Auxiliary Output In dual output mode with output currents 20 33 A the floor specification is 3X for specified outputs Introduction and Specifications Detailed Specifications AC Current Sine Wave Proof outputs mA Compliance cise 10 Hz to 10 khz MX Range Frequency of output uA Adder Inductive Bandwidth of 90 days 1 year A V Load uH output floor LCOMP OFF 29 0 to 45to65Hz 0 24 0 75 0 25 0 75 ERR 208 329 9 uA 65 Hzto 1kHz 0 2596 0 75 0 26 0 75 adis 0 33 to 45to65Hz 0 21 0 9 0 2296 0 9 AESA 3 2999 m 65 Hzto 1kHz 0 22 09 0 23 0 9 udis 3 3 to 45to65Hz 0 09 96 12 0 10 96 12 v 32 999 mA 65Hzto1kHz 0 1896 12 0 19 96 12 ee 33 to 45to65Hz 0 09 120 0 10 120 0 2 150 pA 50 329 99 mA 65 Hzto1kHz 0 18 120 0 19 96 120 i i NEM 0 33 t 45to65 Hz 0 0996 1200 0 10 12 1 doge a D e o 0 35 1 5 mA 2 5 65 Hz to 1 kHz 0 22 96 1200 0 24 1200 1 1t 45to65 Hz 0 09 96 1500 0 10 1 P diego a i S 0 35 96 1 5 mA 2 5 65 Hz to 1 kHz 0 26 1500 0 28 1500 3 0 to 45to65Hz 0 24 96 6000 0 25 96 6000 gt 10 999 A 0 eae none 65 Hz to 1 kHz 0 38 6000 0 40 6000 125 11 to 45to65 Hz 0 48 15000 0 50 15000
68. ae tad cedi oos qu qu utes Ra ed pae und ondes Selecting Line Brequengy 2asosoceoes Gurbyibe viet wn Fox puts E audet od aN bes ai SODUICe DaTOPEHOEIOBE E ege OANA E EpPeN I Ven pz TUNE dU RARI UON MERE OE Cooling Considerations ssassn petunt peo die passt tes pen E Accessories and Options eee ee oe terat epa Siete EH EeYI eMbR UU dette u aua UY pete O eius Rack Mount Considerations ssec ood Cuenta ra N datetea dcs 5080A Operators Manual x qc Ti OCLC GOT MER OSE ane e ACS scat ste soria nso caine EEE IR Set P NG cle Cal WR Sct 5s acorcinoniaish tiiersctsaotondeent ninanemanssaush Re a aE Na ENI EEan BOLUS Monu TRC CS NEED D OE Front Panel Operations ccscccesscesseeeeeeeeseeenseeeneeensecesesenseeenesoneess riore eS BIO EE TET E 4 3 Turning on the Calibrator ssesessssssssssseeeeeeeeenen nennen nnns nns 4 3 Warming up the Cali Dr Qtr eire e ERE pE Ke itae PoX DR Ine PEINE UI d ek Uns 4 4 Using the SONkEYyS seisust mI RO neii rA P EDUP REED RERERIUP NEED HERE SAMEDI 4 4 Using the Setup Meni sinisa E ana intus per sna ribs Disc dat d 4 4 Using the Instrument Setup Menu ccccssessssssssesssssssssseesseeseeeeeeeeees 4 5 Utility Fn no e MES TU ERR ETT 4 5 Using the Format NV Memory Menu eeeessseeeseeeeee eren 4 6 Resetting the Calibrator oocescno ie toe Iu eo vul T etu i ba dete od 4 6 Zeroin
69. after the 0 until the ASCII Line Feed character 1s received with an EOI signal for RS 232 just a line feed or carriage return will terminate the block Definite Length The Definite Length format specifies the number of data bytes The data bytes are preceded by Zn and an n digit number The n digit number identifies Remote Operations 5 Using Commands how many data bytes follow For examples see the PUD command descriptions in Chapter 6 Extra Space or Tab Characters In the command descriptions in Chapter 6 parameters are shown separated by spaces One space after a command is required unless no parameters are required All other spaces are optional Spaces are inserted for clarity in the manual and may be left in or omitted as desired You can insert extra spaces or tabs between parameters as desired Extra spaces within a parameter are generally not allowed except for between a number and its associated multiplier or unit Chapter 6 contains examples for commands whose parameters or responses are not self explanatory Terminators Table 5 3 summarizes the terminator characters for the RS 232 and Ethernet remote interfaces Table 5 3 Terminator Characters ASCII Character Control Command anguage Command rues Meme reram romme Terminator r Backspace BS Cntl H b Form Feed FF Cntl L Examples f RS 232 Terminal Mode OUT 1 V 60 Hz Enter RS 232 Computer Mode Commi Output OUT 1 V 60 HZ
70. age and frequency entries For example 123 45 mV and 234 56 mV at 983 2 Hz below eA LA AYA B 14 Press ENTER The calibrator clears your entry from the Control Display and copies it into the Output Display below 1s typical gew361 eps gew364 eps 15 Press r to activate the calibrator output Two softkey labels appear on the Control Display V NOR V AUX and WAVE MENUS 4 25 5080A Operators Manual 4 26 V NOR Voltage at NORMAL Terminals V AUX Voltage at AUX Terminals This is an information only softkey position and does not have an tied Per AAA A E A A GA GA E associated function It shows the output function is dual ac voltage WAVE MENUS Waveform Menus Opens submenus for selecting the type of waveform front panel LO terminal condition and phase WAVE waveform Always shows the output signal as a sine wave AUXWAVE waveform Always shows the output signal as a sine wave LO s Low Potential Output Terminals The front panel NORMAL LO and AUX LO terminals must be tied together either at the UUT or at the 5080A When the front panel NORMAL LO and AUX LO terminals are tied at the UUT select open with the LO s softkey If the NORMAL LO and AUX LO Front Panel Operations Setting the Output terminals are not tied at the UUT select tied with the LO s softkey The default 1s tied e auxdNOR Phase Difference Select
71. alue gt OPEN Disconnect LO terminal from chassis ground TIED Connect LO terminal to chassis ground Example EARTH TIED Tie the Calibrator the NORMAL LO terminal to 6 10 earth the front panel kam key annunciator is on Remote Commands 6 Command Details Query EARTH Returns whether or not the Calibrator NORMAL LO terminal is tied to chassis earth ground EDIT lt value gt Description Sets the edit field to the primary secondary or frequency field Parameters lt value gt PRI Edit the value in single output functions and the primary output value in dual output functions SEC Edit the secondary value in dual output functions FREQ Edit the frequency value in single ac output functions OFF Edit is off which is the same as using the NEWREF command Example EDIT FREQ Load FREQ into the edit field to edit frequency Query EDIT Returns the edit field setting Returns OFF when no value is in edit ERR Description Returns the first error code contained in the Calibrator error queue then removes that error code from the queue Following the error code is an explanation of the error code similar to but sometimes containing more specific information than the EXPLAIN command The explanation sent in response to this query can contain variables specific to a particular error event See Appendix C for a list of error codes and error messages A zero value is returned when the error queue is empty To read the entire cont
72. and dependability of all internal parts of the Calibrator are enhanced by maintaining the coolest possible internal temperature You can lengthen the life of the Calibrator and enhance its performance by observing the following rules e The area around the air filter must be at least 3 inches from nearby walls or rack enclosures e The exhaust perforations on the sides of the Calibrator must be clear of obstructions e The air entering the instrument must be at room temperature Make sure the exhaust air from another instrument is not directed into the fan inlet e Clean the air filter every 30 days or more frequently if the Calibrator is operated in a dusty environment See Chapter 7 Maintenance for instructions on cleaning the air filter 2 7 5080A Operators Manual Accessories and Options Table 2 3 lists accessories and options available for the Calibrator Table 2 3 Accessories and Options iden disk for MET CAL Automated Calibration software MET BASE 5 or later MET CAL L License disk upgrade MET BASE 7U and prior version of MET CAL required MET CAL LU Asset Management Software MET BASE 5 or later required MET TRACK System engine Requires licenses for one or more client applications MET CAL L and or MET TRACK MET BASE Manual Calibration Software MET BASE and MET TRACK required Manual MET CAL 1 Options can be ordered factory installed with a new calibrator SO80A MEG 5080A SC and 5080A SC MEG or
73. aoe ARN Resolution a 2 80 days d 4 Bu rden l Bandwidth ays tyear of output floor 1 00 to 45 to 65 Hz 0 31 96 60 0 33 60 10 uV 60 Q 0 1 96 300 uV 32 99 mV 65Hzto1kHz 0 3296 60 0 34 60 UT d 33 to 45 to 65 Hz 0 13 96 60 0 15 96 60 TN 555 TE 329 99 mv 65 Hz To 1 KHz 0 14 60 0 16 96 60 E iii P 0 33 to 45to 65 Hz 0 09 96 180 0 10 180 m m 3 2099 V P 65 Hzto 1 kHz 0 1096 180 0 1196 180 H oe i 31 ES 51065 Hz 0 0996 1800 0 10 1800 en eee er 65 Hz to 1 kHz 0 11 96 1800 0 12 1800 45 t0 65H 33 to 10499 451265 Hz e A Soci 0 5 96 30 mV 65 Hz to 1 kHz 0 13 96 18000 0 15 96 18000 1021 12 18000 0 14 1 Ed 51065 Hz 0 12 18000 10 14 18000 4 my eer 65 Hz to 1 kHz 0 13 96 18000 0 15 96 18000 45 to 65 H 12 1 14 1 2301 549557 10512905 180000 0000 acon agam 0 5 100 mV 1020 0V 65 Hzto 1 kHz 0 13 180000 0 15 180000 Auxiliary Output dual output mode only 10 to 45to65Hz 0 18 1000 0 20 1000 10 uV 5 mA 0 2 600 uV 329 99 mV 65 Hz to 1 kHz 0 20 1000 0 22 1000 B i s 45 to 65 H 0 18 96 1000 0 20 1000 s AL 100 uV 5 mA 0 2 600 uV 3 2999 V 65 Hzto1kHz 0 20 1000 0 22 96 1000 45 to 65 H 3 3 to 5 000 V ue Ed duy 5 mA 0 2 600 uV 65 Hz to 1 kHz 0 20 96 1000 0 22 1000 Remote sensing is not provided Output resistance is 60 Q for outputs 330 m
74. arity The relationship between two quantities when a change in the first quantity is directly proportional to a change in the second quantity linearity error Linearity error occurs when the response curve of a meter is not exactly a straight line This type of error is measured by fixing two points on the response curve drawing a line through the points then measuring how far the curve deviates from the straight line at various points in the response curve MAP Measurement Assurance Program A program for measurement process A MAP provides information to demonstrate that the total uncertainty of the measurements data including both random error and systematic components of error relative to national or other designated standards 1s quantified and sufficiently small to meet requirements MTBF Mean Time Between Failures The time interval in operating hours that can be expected between failure of equipment MTBF can be calculated from direct observation or mathematically derived through extrapolation MTTF Mean Time To Fail The time interval in operating hours that can be expected until the first failure of equipment MTTF can be calculated from direct observation or mathematically derived through extrapolation MTTR Mean Time to Repair The average time in hours required to repair failed equipment metrology The science of and the field of knowledge concerned with measurement A 3 5080A Operators Manual minimum
75. arity of the voltage default is 11 Press a multiplier key if necessary For example press m 12 Press FV 13 The Control Display now shows the amplitude of your entries for the NORMAL terminals upper reading and AUX terminals lower reading see below gew358 eps 14 Press The calibrator clears your entry from the Control Display and copies it into the Output Display below is typical gew366 eps 15 Press r to activate the calibrator output A softkey labeled LO s appears on the Control Display GA GS GG gew360 eps e LO s Low Potential Output Terminals The front panel NORMAL LO and AUX LO terminals must be tied together either at the UUT or at the 5080A When the front panel NORMAL LO and AUX LO terminals are tied at the UUT select open with the LO s softkey If the NORMAL LO and AUX LO terminals are not tied at the UUT select tied with the LO s softkey The default is tied 4 23 5080A Operators Manual Setting a Dual AC Voltage Output 4 24 Note Tie the terminals NORMAL LO and AUX LO together at the UUT or at the 5080A via the LO s softkey selection tied The calibrator produces a dual ac voltage output by sourcing one ac voltage on the NORMAL outputs and a second on the AUX terminals Complete the following procedure to set a dual ac voltage output If you make an entry error press one or more times to clear the display then reenter the value A C
76. aution To avoid damage to the UUT verify the applied voltage to the UUT does not exceed the rating of the UUT insulation and the interconnecting wiring 1 Press to clear any output from the 5080A 2 Connect the UUT as described earlier in this chapter under Connecting the Calibrator to a UUT 3 Setthe UUT to measure dual ac voltage on the desired range 4 Press the numeric keys and decimal point key to enter the desired voltage output at the NORMAL terminals maximum five numeric keys For example 123 45 5 Press a multiplier key if necessary For example press m Press FV The Control Display now shows the amplitude of your voltage entry For example 123 45 mV below nnO84f eps Note The AUX output is limited to 5 000 V rms for sine waves 8 Press the numeric keys and decimal point key to enter the desired voltage output at the AUX terminals maximum five numeric keys For example 234 56 9 Press a multiplier key if necessary For example press m 10 Press V 11 The Control Display now shows the amplitude of your entries for the NORMAL terminals upper reading and AUX terminals lower reading below is typical gew367 eps 12 Press the numeric keys and decimal point key to enter the desired frequency output Front Panel Operations Setting the Output maximum five numeric keys Then press the fz key For example 983 2 Hz 13 The Control Display now shows your volt
77. brator s front panel a LAN server is initiated in the Calibrator which listens for client connections on the socket port at the specified IP address To establish a LAN connection to the Calibrator from a computer using either UNIX LINUX or MS DOS command prompts perform the following procedure l On the Calibrator s front panel change the remote interface port to LAN 2 Atthe command prompt on the client computer enter telnet IP Address Socket Port gt Alternatively if you are using DHCP and would like to connect using the host name rather than the IP address from the computer command prompt enter telnet Host Name Domain Name Socket Port As an example if you know the IP address is 129 196 136 131 and the Socket Port is set to 3490 enter the following at a command prompt from any client computer telnet 129 196 136 131 3490 If you are using DHCP and the host name is FLUKE 5080A snxxxx and the fully qualified domain name is FLUKE 5080A snxxxx na flukecorp com and the Socket Port is set to 3490 enter the following at the computer command prompt telnet FLUKE 5080A snxxxx na flukecorp com 3490 Once the internal LAN server connects with the client computer the LAN server will reject any other connection attempts by other computers and will tunnel a channel to the connected computer This prevents multiple computers from trying to control the Calibrator Terminating an Ethernet Connection When you
78. by mode the NORMAL AUX and 20A output terminals are internally disconnected from the 5080A The 5080A starts up in standby mode The 5080A automatically switches to standby if one of the following occurs The RESET key is pressed A voltage 33 V is selected when the previous output voltage was less than 33 V The output function is changed except when going between ac or dc voltage 33 V The current output changes from 20A output to AUX output or from AUX output to 20A output The current is changed from ac to dc or from dc to ac An overload condition is detected The OPR Operate key places the 5080A in operate mode Operate mode is indicated by OPR in the lower left corner of the Output Display and the lit indicator on the OPR key The EARTH Earth Ground key opens and closes an internal connection between the NORMAL LO terminal and earth ground An indicator on the key indicates when this connection is made The power up default condition is earth disabled indicator off um SCOPE The SCOPE Oscilloscope key activates or deactivates an oscilloscope calibration option if it is installed An indicator on the key indicates when the option is activated If an oscilloscope calibration option is not installed in the Calibrator and the SCOPE key is pressed the Calibrator displays an error message The MEG O Megohm key activates or deactivate the megohm calibration option if it is installed An indicator on the key indicate
79. d off Use this configuration only if lead resistances are insignificant For a two wire connection press COMP until off appears For resistances where uncompensated lead resistances are significant use the two wire compensation circuit and the connection in Figure 4 2 Use the connection in Figure 4 1 if you want to calibrate the meter referenced at its terminals Use the connection in Figure 4 3 if you want to calibrate the meter referenced at the ends of its test leads Sine Wave Output The calibrator has a sine wave output for ac power or dual ac voltage Figure 4 6 The variables for the sine wave are amplitude and frequency 4 28 Front Panel Operations 4 Adjusting the Phase Peak RMS 70 Peak nnO26f eps Figure 4 6 Sine Wave Adjusting the Phase When in the dual ac voltage and ac power output modes you can set the calibrator to source two signals with adjustable phase difference All phase adjustments shift the AUX waveform in relation to the NORMAL waveform Phase shift adjustments are entered into the calibrator either as degrees 0 to 180 00 or as a power factor PF A leading or positive phase shift will cause the AUX waveform to lead the NORMAL waveform a lagging or negative phase shift will cause the AUX waveform to lag the NORMAL waveform The softkey PHASE 1s available after pressing the WAVE MENUS softkey that appears when outputting dual ac voltages or ac power shown below for ac power output
80. dent on the CALIBRATION switch position All sets all calibration and setup constants to factory setting CAL set only calibration constants to factory settings SETUP resets instrument setup to factory default settings see Table 3 3 LOO en l ppm FF Ethernet toK to HOST selects the Ethernet port or RS 232 factory default port You cannot operate both Ethernet and RS 232 simultaneously gew015 eps Figure 3 4 SETUP Softkey Menu Displays cont 5080A Operators Manual 3 14 STALL refers to the method of controlling data flow software control xon off hardware control rts cts or none 3nu tern E to M EDU Le 1z00 zn 4500 13200 teh CIO z amp Ut 115200 REMOTE I F Interface has selections term terminal and comp computer factory default EOL End of Line character is either Carriage Return Line Feed CRLF CR Carriage Return or LF Line Feed gew016 eps Figure 3 4 SETUP Softkey Menu Displays cont Features 3 Softkey Menu Trees LEA AD AJ AD AS to N to K EOF End of File indicates the action taken at the end of a file by entering one or two ASCII characters AVIA A uA B BIG FEI to 25S ASS NV NEN EOF End of File ASCII characters are entered with a range of 000 to 255 first character and 000 to 255 second character The factory defaults are 012 000 where the FF form feed character signals an advance to the next page and the NULL
81. e ESE 123 ESE returns i23 Floating Numbers that may have up to 15 significant figures plus an exponent that may range from E20 Example POWER returns 1 4293E 00 String Any ASCII characters including quotation mark delimiters Example SRQSTR SRQ from 5080A SRQSTR returns SRQ from 5080A Character This type of response is always a keyword Response Example OUT 10V 100HZ FUNC Data CRD returns ACV Indefinite Any ASCII characters followed by EOM Queries with this type of response MUST be ASCII IAD the last Query in a program message Example OPT CAL reports and lists which contains Line Feeds are typically of this type Binary A special data type defined by the IEEE 488 2 standard This type is used in PUD Block Data query It is defined as follows non zero digit digits user data The non zero digit specifies the number of characters that will follow in the digits field Characters allowed in the digits field are O through 9 ASCII 48 through 57 decimal The value of the number in the digits field in decimal defines the number of user data bytes that follow in the user data field The maximum response is 64 characters Example PUD testl PUD returns 205testl Remote Operations 5 Checking 5080A Status Checking 5080A Status The programmer has access to status registers enable registers and queues in the Calibrator to indicate various conditions in the instrument as show
82. e same socket port number The default port is 3490 Typically the default port does not need to be changed If the socket port must be changed enter the Socket Port number supplied by your network administrator To change the Socket Port number 1 From the LAN menu push NEXT MENU to show the second LAN menu 2 Push the softkey labeled PORT 3 Use the numeric keypad to enter a new port number and push ENTER The port number must be between 1024 to 65535 Remote Operations 5 Establishing an Ethernet Connection If you make a mistake entering the port number you must push or and go back to step 1 to start entering the port number again The new Network Socket Port becomes effective immediately Note The Network Socket Port Number is stored in non volatile memory Establishing an Ethernet Connection The easiest method of establishing an Ethernet connection with the Calibrator is through the commonly available program Telnet Telnet is a client server protocol based on TCP The Telnet Protocol provides a fairly general bi directional eight bit byte oriented communications facility Telnet is available on all UNIX servers and on most PCs Telnet clients typically connect to hosts on socket port 23 The LAN connection to the Calibrator must be established using the specified Network Socket Port See the Configuring the General Network Socket Port section above When the remote interface port is changed to LAN from the Cali
83. e 0 33 to 3 2999 mA 3 3 to 329 99 mA 0 33 to 2 9999 A 3 to 20 5 A Specification tcal 5 C of watts output n aa Ee 33 mV to 1020 V 1 To determine the actual dc power Ree ee see the individual DC Voltage Specifications DC Current Sooo acne and Calculating Power Specifications sections The actual specification at the operating point will usually be significantly better than the table value since the specifications state the minimum performance for the voltages and currents listed AC Power Summary Currents Time Voltages 3 3 to 8 9999 mA 9 to 32 999 mA 33 to 89 99 mA 90 to 329 99 mA Specification tcal 5 C 45 to 65 Hz PF 1 of watts output 33 to 329 999 mV 90 days 330 MV to 1020 V Loos C33 to 320 999 mV i 330 mV to 1020 V Currents 0 33 to 0 8999 A 0 9 to 2 1999 A 2 2 to 4 499 A 4 5 to 20 5 A Specification tcal 5 C 45 to 65 Hz PF 1 of watts output 3510320999 mv 057 os os oe 90 days 330 mV to 1020 V Loon 3310820999 mV d 330 mV to 1020 V Notes To determine the actual ac power specification see the individual AC Voltage Specifications AC Current Specifications Phase Specifications and Calculating Power Specifications sections The actual specification at the operating point will usually be significantly better than the table value since the specifications state the minimum performance for the voltages and currents listed Power and Dual O
84. e and then push ENTER All characters after the space are automatically removed from the name The new Host Name will not take effect until the Calibrator has been powered down and back up again using the front panel power switch Reading the MAC Address The MAC Address is set at the factory and cannot be changed To read the MAC Address push the softkey labeled MAC ADDRESS to show the address Configuring the LAN Default Gateway The default gateway IP address is the IP address of a gateway router attached to the same network as the device When the Calibrator detects that a host computer is not on the same network using the network number the data is sent through the gateway to reach the host computer The default for the Calibrator is 0 no gateway and subnetting is not being used To set the LAN Default Gateway address 1 From the LAN menu push NEXT MENU to show the second LAN menu 2 Push the softkey labeled GATEWAY 3 Use the numeric keypad to enter the gateway IP address and then push ENTER If you make a mistake entering the gateway IP address you must push OT and go back to step 1 to start entering the address again The new gateway address will not take effect until the Calibrator has been powered down and back up again using the front panel power switch Configuring the General Network Socket Port 5 8 In order to communicate with each other a host computer and the Calibrator must use th
85. e previous commands using a semi colon as a separator care must be taken when a compound command includes any of the coupled commands See Coupled Commands Coupled Commands A coupled command refers to two or more commands that appear in a compound command see Compound Commands that perform actions that could interfere with each other causing a fault Commands in a compound command are separated by using the character Compound commands using only coupled commands are not order dependent The coupled commands are CUR POST DBMZ OUT Overlapped Commands Commands that begin execution but require slightly more time to complete are called overlapped commands because they can be overlapped by the next command before they have completed execution 5 12 Remote Operations 5 Using Commands The overlapped commands are CUR POST LOWS RANGELCK DBM MULT ROL DEE OLDREF STBY EARTH OPER ZCOMP INCR OUT LCOMP PHASE You can use the command WAT to wait until the overlapped command has completed execution before executing the next command For example OUT 1V 1A 60 HZ WAI You can also use the status commands OPC and OPC to detect completion of overlapped commands See Checking 5080A Status Sequential Commands Commands that execute immediately are called sequential commands The majority of the commands are sequential Commands that Require the Calibration Switch The following commands do not work
86. earth referenced chassis and rely on the protective earth bond to limit accessible voltage to the operator Any disruption of the protective earth could place lethal voltage onto the chassis of the Calibrator due to abnormal output terminal configuration or mains transient condition e Use only the replacement fuses specified by the manual e Donot position the Calibrator such that the power cord cannot be accessed in the event of an emergency In the event that customer installation interferes with access to the power cord a suitable power disconnection switch shall be provided by the customer e Use only the power cord and connector appropriate for the voltage and plug configuration in your country 1 4 Introduction and Specifications Operation Overview e Use only a power cord that is in good condition Refer power cord and connector changes to qualified service personnel e Donotoperate the Calibrator in an atmosphere of explosive gases e Verify the voltage applied to the unit under test does not exceed the insulation rating of the UUT and the interconnecting cables e Donotremove the Calibrator cover without first disconnecting the power cord e Donotoperate the Calibrator without the cover properly installed Access procedures and the warnings for such procedures are contained in the Service Manual Service procedures are for qualified service personnel only e Do not use the Calibrator if it appears damaged or opera
87. ecting the Calibrator to a UUT A A Warning The 5080A Calibrator is capable of supplying lethal voltages Do not make connections to the output terminals when a voltage is present Placing the instrument in standby may not be enough to avoid shock hazard since the key could be pressed accidentally Press reset and verify that the STBY annunciator appears on the Control Display before making connections to the output terminals The outputs labeled NORMAL HI and LO are used to source voltage and resistance outputs The LO terminal connects to the analog signal ground inside the guard shield This signal line may or may not be tied to the guard shield and or to chassis ground depending on the settings of the key See When to Use EARTH on the next page for an explanation of these internal connections The outputs labeled AUX HI and LO source current and low voltage in the dual voltage function These outputs are also used for four wire or remote sensing in the resistance function When an oscilloscope calibration option is installed the BNC connectors labeled SCOPE OUT and TRIG deliver signals for oscilloscope calibration Recommended Cable and Connector Types A A Warning Using standard banana plugs on the calibrator output will expose lethal voltages when not completely inserted into a mating terminal To avoid electric shock use only cables with correct voltage ratings Cables to the calibrator are connected to the NORM
88. eeeeeeeeeeeeeeeceeeeeeeeeeeeeeeeeeees Command Details ccccecceccecceccecccecceccecceccecceccescescescascesceecescsecseceesceseuseseuss I AUNT a RR 7 1 Introd ALa o AAEE A NTETE E HIPIMRMIDI PEINE NIFI M MEIN UNE 7 3 How to Replace the Line Pus ssscccnccacserecsosssnavsedsensbivnsstesseaseqedeasancnaaedeaestesacnssiees 5080A Operators Manual How to Replace the Current Fuses How to Clean the Air Filter General Cleaning Performance Tests Appendices WE CICER RTT B RS 232 Cabling and Connector C Error Messages List of Tables Table Title Isl oyibo ene E ee NU MEI 2 1 Standard BEgulpteelit een irer thai dia diia dai Uses d uad AEREE bete a dina ue 2 2 Line Power Cord Types Available from Fluke se 2 9 Accessories AMC Options sessirnir DU QUT III EROT OE AE ORAN RENAE 3l ront Panel Peares omes ideteia nen misimus aud i esq iedsie ese eau pau Ue 3 2 Rea Panel EG AU CS eodiDaaaecit ovt diet ananena KEERA da cih a usata Aaa duae e 3 3 Factory Defaults for SETUP Menus Power Up Defaults del UU T CONS CHO serr eee ies uud este EA ee eee E 4 2 Standard Calibrator Resistances ssssssseeeeeeneeenennenenenennnes 4 9 Keys That Exit Error M OG ioo ierit teta ee ye ma et deti a ha idet a ethlts 5 L Operating State Transitions oie esee arta reet on qoaa eaa Sae dates dd e esed aaa 5
89. eeeseeseeeeeeeeesaaensees Checking 2050 XS 2 1 ae en rere een dn PO Serial Poll Status Byte STB eese eene Master Summary SEO UIS sessir i eni Ue E RENEE RAE RE Service Request Enable Register SRE 000cccccccesseseeeseesseeeeeeeens Programming the STB and SRE sseesesessseseeeeeeennnnnnnnnns Event Status Register ESR uo ccccccccsceceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeas Event Status Enable ESE Register eeeeeeeessessseseeeeeennee Bit Assignments for the ESR and ESE eeeeeeseseeeeeereeeenes Programming the ESR and ESE eese Instrument Status Register ISR sees Instrument Status Change Registers eseeseeesseseseeeeeeeeennnnnnns Instrument Status Change Enable Registers eeeeeeessesess Bit Assignments for the ISR ISCR and ISCE eeeeeees Programming the ISR ISCR and ISCE eeeeeeeeeeeeeeenrr OU ONG Tc ISO CIS US cece ds scc mU Me esed ius wer ONES NNNM LONDINI UN Ede EU Input Butter Pera OM oso ioo irbiee teer dottore dont scan biete m Posi ol riui ktopr un zu teens Remote Commands c eceeceeee neenon hann u nanus RR RR IR RRR ERR RS nnn TTPO GUC ON p PANONE NE E Command Summary by Function cccccccccccccccsceeeee
90. el post being used for current output DBMZ value gt Description Sets the impedance used for dBm outputs ac volts Parameters value Z50 50 ohms Z75 75 ohms Z90 90 ohms Z100 100 ohms Z135 135 ohms Z150 150 ohms Z300 300 ohms Z600 600 ohms Z900 900 ohms Z1000 1000 ohms Z1200 1200 ohms Example DBMZ Z600 Sets the impedance for dBm outputs to 600 ohms Query DBMZ Retrieves the impedance for dBm outputs DBMZ D lt value gt Description Sets the power up and reset default impedance used for dBm outputs ac volts Parameters lt value gt Z50 50 ohms Z75 75 ohms Z90 90 ohms Z100 100 ohms Z135 135 ohms Z150 150 ohms Z300 300 ohms Z600 600 ohms Z900 900 ohms 6 9 5080A Operators Manual Z1000 1000 ohms Z1200 1200 ohms Example DBMZ D Z90 Sets the power up and reset default impedance for dBm outputs to 90 ohms Query DBMZ D Retrieves the power up and reset defaults impedance for dBm outputs DHCP ON OFF Description Enables disables Dynamic Host Configuration Protocol DHCP operation Stores the setting in non volatile memory With the DHCP enabled the IP address will be assigned by the DHCP server The Calibrator can then be accessed by the IP address assigned by the DHCP server or by the hostname domainname assigned by the server When using DHCP the default gateway IP address and subnet mask are automatically assigned Parameters OFF Disables Dynamic Host Configuration Protocol ON E
91. emperature and time period indicated For temperatures outside of tcal 5 C tcal is the ambient temperature when the 5080A was calibrated the temperature coefficient as stated in the General Specifications must be applied The specifications also assume the 5080A is zeroed every seven days or whenever the ambient temperature changes by more than 5 C Warmup TIME ucscesectmendu nne eib tsm bri tero E EP eE SUE Imre en Twice the time since last warmed up to a maximum of 30 minutes SWUNG TNE E Less than 7 seconds for all functions and ranges except as noted Standard Interfaces cccccccsssseeceseeeseeseeeeeeeeees RS 232 and Ethernet Temperature OD CIAUNG PA 0 C to 50 C Calibration tCal ccccccseeseeeeeesseeeeeeeesesaeeeeeeees 15 C to 35 C cile naveaiens 20 C to 70 C Temperature Coefficient cccccssecsssseeseeeeeseees Temperature coefficient for temperatures outside tcal 5 C is 10 of the stated specification per C for temperatures in the range of 0 C to 35 C Above 35 C the temperature coefficient is 20 of the stated specification per C Relative Humidity s icio MM ER UU 80 to 30 C 70 96 to 40 C 40 to 50 C SLOVO S P H 95 95 non condensing Altitude DSF aro P 2 000 m 6 500 ft maximum Non operating DONE NE ORE ELREU Rea 12 200 m 40 000 ft maximum sci
92. ents of the error queue repeat ERR until the response 0 No Error is returned For terminal users the error queue Returns for ERR is always 0 No Error because error messages are returned instead of queued Response value lt string gt value error code value lt string gt test string explaining the error Example ERR Returns 0 No Error when the error queue is empty ERR UNIT value Description UUT Error Unit Thresh Hold command chooses how UUT error is shown this is nonvolatile Parameters lt value gt GT1000 UUT error is displayed in above 1000 ppm ppm below GT100 UUT error is displayed in above 100 ppm ppm below GT10 UUT error is displayed in above 10 ppm ppm below PPM UUT error displayed in ppm always PCT UUT error displayed in always Example ERR UNIT GT10 Set to display UUT error in above 10 ppm Query ERR UNIT Returns presently selected values of ERR UNIT 5080A Operators Manual ESE lt value gt Description Parameters Example Query ESR Description Response Query EXPLAIN lt value gt Description Parameters Response Query FAULT Description Response Query Event Status Enable command loads a byte into the Event Status Enable ESE register See Event Status Enable Register ESE in Chapter 5 value 0 to 255 Decimal equivalent of the ESE byte ESE 140 Load decimal 140 binary 10001100 to enable bits 7 P
93. enu push the softkey labeled NETMASK 2 Use the numeric keypad to enter the IP address and then push ENTER If you make a mistake entering the IP address you must push OT and go back to step 1 to start entering the address again The new Subnet Mask will not take effect until the Calibrator has been powered down and back up again using the front panel power switch Reading the Domain Name The Domain Name is supplied by the DHCP server and cannot be changed To read the domain name 1 From the LAN menu push NEXT MENU to show the second LAN menu 2 Push the softkey labeled DOMAIN NAME Configuring the Host Name The Host Name is the host portion of the domain name which 1s translated into an IP address The Calibrator s default host name is FLUKE 5080A snxxxx 5 7 5080A Operators Manual To change the Host Name 1 From the LAN menu push the softkey labeled HOST NAME 2 Push 3 Push 4 and gt to position the cursor under a character in the host name shown in the display 4 Usethe rotary knob to change the character to a letter number dash or space Push 4 and gt to move the cursor to another character When the characters in the host name are set push ENTER Note It is not necessary to change all excess characters in a name that is longer than the new name to a space to remove the extra characters Put a single space in place of the first excess character in the old nam
94. ettings e The COMP Compensation softkey is only selectable for resistance values of 190 kQ or lower It turns on and off internal two wire lead compensation circuitry or selects 4 wire compensation See Four Wire versus Two Wire Connections earlier in this chapter for more information In the resistance function two features are available to enhance accuracy four wire sensing and two wire compensation Two wire compensation works with either a two wire connection or a four wire connection to a two wire ohmmeter A full explanation follows Four wire connection 1s available for resistance values 190 kQ or lower To activate four wire resistance press COMP until 4 wire appears Figure 4 1 shows the four wire connection For calibrating a meter with a two wire resistance mode such as a typical handheld DMM refer to Figures 4 2 and 4 3 For resistances of 190 kQ or lower in two wire mode compensation circuitry inside the calibrator is available to remove errors introduced by resistance in the path between the front panel terminals and the precision resistor This softkey allows you to disable and enable the compensation circuitry To activate 2 wire resistance compensation press COMP until 2 wire appears Depending on how you connect the meter you can use two wire compensation referenced at the UUT terminals Figure 4 2 Figure 4 3 shows a meter connected in a two wire connection with the two wire compensation circuitry turne
95. ew ew ew 6 9 e o ML CHAM Error Queue Read using ERR Service Request cone Status Byte Register 4 Read using STB SRQSTR Cc on S RS 232 bus D O Service Request Enable Register Read using SRE Write using SRE zpq5 4 3 2 1 0 gew330 eps Figure 5 3 Status Register Overview Remote Operations 5 Checking 5080A Status Master summary status Set to 1 whenever bits ESB MAV EAV or ISCB are 1 and enabled 1 in the SRE This bit can be read using the STB command in serial remote control in place of doing a serial poll Set to 1 when one or more enabled ESR bits are 1 Message available The MAV bit is set to 1 whenever data is available in the 5080A s output buffer Error available An error has occurred and an error is available to be read from the error queue by using the ERR query ISCB One or more enabled ISCR bits are 1 gew331 eps Figure 5 4 Serial Poll Status Byte STB and Service Request Enable SRE Master Summary Status RS 232 Ethernet Remote operations using the RS 232 Ethernet interface emulate the IEEE 488 SRQ line by sending the SRQSTR string over the serial interface when the MSS bit is set See the SROSTR command description in Chapter 6 for more information The MSS bit is cleared only when ESB MAV EAV and ISCB are 0 or they are disabled by their associated enable bits in the SRE register being set to 0 Service Request Enable Regis
96. f about 2 seconds the 5080A does not respond to remote commands This command works only when the CALIBRATION switch on the rear panel of the Calibrator is in the ENABLE position Include a line feed RS 232 character to terminate the block data Parameters 2 lt nn gt lt character string gt definite length 0 lt character string gt indefinite length lt character string gt character string lt character string gt character string Example PUD 0CAL LAB NUMBER 1 Store the string CAL LAB NUMBER 1 in the protected user data area using the indefinite length format Example PUD 216CAL LAB NUMBER 1 Store the string CAL LAB NUMBER 1 in the protected user data area using the definite length format where 2 means two digits follow which represent the number of text characters nn in CAL LAB NUMBER 1 including spaces 16 Example PUD 6CAL LAB NUMBER 1 Store the string CAL LAB NUMBER 1 in the protected user data area using the character string format 6 21 5080A Operators Manual 6 22 Query Example PUD Returns the contents of the PUD Protected User Data memory in definite length format PUD Returns 216CAL LAB NUMBER Returns 2 then 16 then 16 characters of text including spaces stored in the nonvolatile memory RANGE Description Response Examples Returns the present output ranges Both the primary output and secondary outputs are returned If there is no secondary o
97. feature CAL to calibrate the 5080A see the Service Manual CAL DATES to review when the 5080A Calibrator was last calibrated REPORT SETUP to configure calibration reports PRINT REPORTS to print calibration data Y AJ AJ AWA A to Z if options are installed N NANA LA B to X l l l l to AB TO day active Spread constz stoped gew020 eps Figure 3 4 SETUP Softkey Menu Displays cont 3 17 5080A Operators Manual AB AAA A EF AC ATA IA WA lu ee WAE toAD soie option installed sank zztep 5080A CAL opens the calibration menu Refer to the Service Manual for instructions ZERO zeros the 5080A Calibrator ERR ACT Error Action set backup abort or cont continue IA AD GAJ AJ AD to AF GO ON and ABORT softkeys are used in the 5080A Calibrator calibration procedure See the Service Manual for more information E B AD AD EAD A AF AJ AJ A A A CAL STEPS gew021 eps Figure 3 4 SETUP Softkey Menu Displays cont 3 18 AG AH AJ AK AL AM eA AJ AA lA to AH to AJ eA AJ A A A eA L AYA LE to AK to AL AAA LA 4 AJ AJ AA lA AJ A A IA A to AF Figure 3 4 SETUP Softkey Menu Displays cont Features 3 Softkey Menu Trees Only if option installed gew022 eps 3 19 5080A Operators Manual Table 3 3 Factory Defaults for SETUP Menus Power Up Defaults EN CENE CHI 77 DN meweememman Ue
98. fication as shown in example 3 Example 3 Output 100 V 1 A 400 Hz Power Factor 0 174 80 1 year specifications Voltage Specification Specification for 100 V at 400 Hz is 0 15 18 mV totaling 100 V x 0 0015 150 mV added to 18 mV 168 mV Expressed in percent 168 mV 100 V x 100 0 168 see AC Voltage Specifications Current Specification Specification for 1 A at 400 Hz is 0 24 1200 LA totaling 1 A x 0 0024 2400 uA added to 1200 uA 3 6 mA Expressed in percent 3 6 mA 1 A x 100 0 36 see AC Current Specifications VARs Adder VARs Adder for 80 at 400 Hz is 0 50 see Phase Specifications 2 2 2 Total VARS Output Specification Specvans 40 168 0 36 0 5 0 64 Frequency Specification 45 00 to 119 99 Hz 0 01 Hz 0 0050 2 mHz duis 120 0 to 1000 0 Hz Chapter 2 Operation Preparation IAEA CTT OU PON EA TE TET Unpacking and Inspect Om ysecsccccscscacacssentansisaianedivesduacsinesanecdseadanstnniadadioesdantaecauadens IR oll VN The TOISE oc catena he at PEmE eM RUM adn Selecting Line Vollaleuecsceceexeetntesteu de tete eina d dann dies etwas tege dien tive ded ani Connecting to Line POWET cse dette pte ido retia imd adr dau en Be UG te Line TH NG I serseri cesta cree eden ce tesa ce Ses ci ubi acere tio ea DELVIEE LOLOTI HOTEL EEE E E E Cooling ConsideratiOnNS e ssessartsisrareasrsin iderana ia anan deo a Accessori s and OODDORISL eu toten etae tdem teat rM REAA Rack
99. fuse refer to Figure 7 1 and proceed as follows 1 Disconnect line power 2 Open the fuse compartment by inserting a screwdriver blade in the tab located at the left side of the compartment and gently pry until it can be removed with the fingers 3 Remove the fuse from the compartment for replacement or verification Be sure the correct fuse is installed 4 Reinstall the fuse compartment by pushing it back into place until the tab locks Table 7 1 Replacement Fuses Line Voltage Setting Fuse Description Fluke Part Number 100 V or 120 V 5 0A 250V Slow Blow 0 25 x 1 25 N 109215 220 V or 240 V 2 5A 250V Slow Blow 0 25 x 1 25 N 851931 7 3 5080A Operators Manual LINE VOLTAGE INDICATOR CHANGING LINE VOLTAGE nnOO7f eps Figure 7 1 Accessing the Fuse 7 4 Maintenance How to Replace the Current Fuses How to Replace the Current Fuses The two Calibrator current outputs are protected by fuses If the Calibrator is unable to source current one or both of the current fuses may be blown AA Warning To avoid electric shock turn the Calibrator off remove the power cord and wait two minutes to allow the power assemblies to completely discharge before opening the current fuse access door To replace the current output fuses l Turn off the Calibrator remove the power cord and wait two minutes for the power assemblies to fully discharge Turn the Calibrator over Remove the two screws that hold
100. g Voltage and Current Limits An output limit feature is available to help prevent accidental damage to a UUT from overcurrent or overvoltage conditions This feature allows you to preset the maximum positive and negative allowable voltage or current output Entry limits you set prevent any output greater than the limit from being activated by entry through the front panel keys or the output adjustment controls Positive limits for voltage and current set the limits for ac voltage and current Your limit selections are saved in the nonvolatile memory Voltage limits are expressed as rms values and any voltage offsets are ignored To set voltage and current entry limits proceed as follows 1 Press to clear any output from the Calibrator 2 Press mwr Press the softkey INSTMT SETUP to open the setup submenus 3 Press the softkey OUTPUT SETUP to open the output setup submenus 4 Press the softkey SET LIMITS to open the set limits menu below nn117f eps 5 To Limit Voltage applies to both dc and ac voltages Press a softkey under VOLTAGE to open the voltage limits menu below 4 33 5080A Operators Manual nn118f eps a Press the Upper Limit or the Lower Limit softkey as desired and enter the new limit b Press ENTER then one or more times to return to a previous menu 6 To Limit Current applies to both dc and ac currents Press a softkey under CURRENT to open the current limits menu below nn
101. g the CaliDralOr ses scc ccassenssenesacsonencnsaens sacenete E 4 6 Using the Operate and Standby Modes ccccccseesessssssesssssssssessssssseseeeeeens PES Connecting the Calibrator to a UUT ssssse 4 8 Recommended Cable and Connector Types eeeeseeeeeeeessl 4 8 When to Use EARTH ttti 4 9 Four Wire versus Two Wire Connections cccceeeeesssencceeeeeeeeeeeeeeeeeeeeens 4 9 Cable Connection Instructions eeessssssssseeeeeeeeeeeeee eene 4 10 Auto Range Versus Locked Range eeeseseeseseseseseeeeeen tenentes 4 12 Setting the OUIDUL iiciese iei 2 1090195300839 EE 239 99 08 3909 i FEES Setting DC Voltage OI M 4 13 Setting AC Voltage Output niri ssnsd iiei 4 14 Setting DC Current OUIUL ono prre E Rio gm Eva E plex 4 16 Setting AC Current Output sse nennen nennen enne EEE EERE sees 4 17 Setting DC Power Outputs E 4 18 Bete AC Power Out serenana E EE E e 4 20 Setting a Dual DC Voltage Output 0 0 cccccccccccceceeeeeeeeeeeeeeeeeeeeeeeeeeeeees 4 22 Setting a Dual AC Voltage Output cc ccccccccccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 4 24 Setting Resistance Outputs obe shes INDUIT ane 4 57 Sie Waye OUIDUE o iioii DIU aUa INIM dEUI ONE 4 28 PUA SULT TS Phase EET EET E T T 4 29 Entering a Phase Angle serere tteto tto tto Ine ned Pee RES Fed Besten Indc ix edis 4 30 Entering POWER Factor assseiadeitse
102. ge output at the 5080A front panel NORMAL terminals If you make an entry error press to clear the display then reenter the value A Caution To avoid damage to the UUT verify the applied voltage to the UUT does not exceed the rating of the UUT insulation and the interconnecting wiring 1 Press to clear any output from the 5080A 2 Connect the UUT as described earlier in this chapter under Connecting the Calibrator to a UUT 3 Setthe UUT to measure ac voltage on the desired range 4 Output in volts Press the numeric keys and decimal point key to enter the desired voltage output maximum five numeric keys For example 2 4494 Output in dBm Press the numeric keys and decimal point key to enter the desired power output maximum four numeric keys For example 10 00 For a power output less than 1 mW negative dBm values press to append the numeric entry with the negative symbol When you press the dBm key the right most softkey becomes active This allows the dBm value and output impedance to be entered as a unit When output is entered in dBm the Control Display appears as follows Z9 US ES GS UN gew227f eps Note At voltage outputs of 100 V and above nominal you may notice a slight high pitched sound This is normal 5 Press a multiplier key if necessary For example press m 6 Output in volts Press PV Output in dBm Press V Select an impedance for dBm from a list on the 4
103. ge settings 100 V 120 V 220 V and 240 V 47 Hz to 63 Hz To check the line voltage setting note the voltage setting visible through the window in the power line fuse compartment cover Figure 2 1 The allowed line voltage variation is 10 above or below the line voltage setting To change the line voltage setting complete the following procedure 1 Disconnect line power 2 Open the fuse compartment by inserting a screwdriver blade in the tab located at the left side of the compartment and gently pry until it can be removed with the fingers 3 Remove the line voltage selector assembly by gripping the line voltage indicator tab with pliers and pulling it straight out of its connector 4 Rotate the line voltage selector assembly to the desired voltage and reinsert Verify the appropriate fuse for the selected line voltage 100 V 120 V use 5 A 250 V slow blow 220 V 240 V use 2 5 A 250 V slow blow and reinstall the fuse compartment by pushing it back into place until the tab locks Connecting to Line Power AA Warning To avoid shock hazard connect the factory supplied three conductor line power cord to a properly grounded power outlet Do not use a two conductor adapter or extension cord This will break the protective ground connection If there is any question about the effectiveness of instrument earth grounding through the line power cord ground wire use the rear panel AUX EARTH GROUND terminal for a protective grou
104. he reference value and establishes a new reference Returns to the power up state Editing the Output Setting When you initially source an output from the Calibrator you enter a specific value For example 10 0000 V dc To edit the output value for voltage and current to suit your application turn the front panel Edit Field knob clockwise to increase the value or counter clockwise to decrease the value The Edit Field controls will not operate if you are in any setup function Press the key one or more times to exit a setup function To select a higher order digit use an Edit Field cursor key 4 or gt The output digit in edit is always underlined see below nn115f eps The momentary display of the letter u in the Output Display when editing during OPR Operate indicates unsettled that is the Calibrator output is settling with a new value Displaying the UUT Error AC and DC Voltage and Current Output When you edit the output value the Control Display shows the difference between the reference value the value you originally entered and the edit value the value shown in the Output Display displaying error difference in parts per million ppm or percent For example if ERR UNI is set to 2100 ppm the error will be displayed in ppm up to 99 and then the error will change to 0 010096 at 100 ppm This allows you to edit the output such that the UUT displays the expected value and thus give an indication
105. ibed earlier in this chapter under Connecting the Calibrator to a UUT Set the UUT to measure ac current on the desired range 4 Press the numeric keys and decimal point key to enter the desired current output maximum five numeric keys For example 123 45 Press a multiplier key if necessary For example press m Press A 7 The Control Display now shows the amplitude of your entry For example 123 45 mA below nn079f eps 8 Press the numeric keys and decimal point key to enter the desired frequency output 5080A Operators Manual maximum five numeric keys Then press the Hz key For example 983 2 Hz below nnO80f eps 9 Press ENTER The calibrator clears your entry from the Control Display and copies it into the Output Display below 1s typical nn081f eps 10 Press r to activate the calibrator output gew321f eps e LCOMP turns inductive compensation on and off Inductive compensation is available for frequencies up to 65 Hz LCOMP also enables higher compliance voltages in 33 mA and 330 mA ranges when on See specifications for voltage limits e OUTPUT shows whether the output is on the AUX or 20A terminals Outputs 3 A or above are always on the 20A terminals e WAVE waveform always shows the output signal as a sine wave Setting DC Power Output Note Tie the terminals NORMAL LO and AUX LO together at the UUT or at the 5080A via the LO s softkey selection
106. icating the Calibrator s model and serial number Table 2 1 Standard Equipment Calibrator 5080A Line Power Cord See Table 2 2 and Figure 2 2 Replacing the Fuse A Caution To prevent possible damage to the instrument verify the correct fuse is installed for the selected line voltage setting 100 V and 120 V use 5 0 A 250 V time delay slow blow 220 V and 240 V use 2 5 A 250 V time delay slow blow The line power fuse is accessible on the rear panel The fuse rating is 5 A 250 V slow blow for the 100 V 120 V line voltage setting 2 5 A 250 V slow blow for the 220 V 240 V line voltage setting Additional user replaceable fuses are discussed in Chapter 7 Maintenance To check or replace the fuse refer to Figure 2 1 and proceed as follows 1 Disconnect line power 2 3 5080A Operators Manual 2 Open the fuse compartment by inserting a screwdriver blade in the tab located at the left side of the compartment and gently pry until it can be removed with the fingers 3 Remove the fuse from the compartment for replacement or verification Be sure the correct fuse is installed 4 Reinstall the fuse compartment by pushing it back into place until the tab locks Selecting Line Voltage The Calibrator arrives from the factory configured for the line voltage normally appropriate for the country of purchase or as specified at the time of your purchase order You can operate the 5080A Calibrator from one of four line volta
107. ier key if necessary For example press m Press FV The Control Display now shows the amplitude of your entry For example 123 456 mV below nn071f eps Press ENTER The calibrator clears your entry from the Control Display and copies it into the Output Display below is typical nn072f eps Press crn to activate the calibrator output A softkey label for range appears on the Control Display in the dc voltage function AAA A A auta locked nn063f eps Range Operating Range selects autorange auto or lock locked for the present range When auto the default setting is selected the calibrator automatically selects the range that provides the best output resolution When locked is selected the calibrator will not change ranges when you are editing the output The locked selection is usually made when you do not want range changes that may cause a small perturbation in the output e g when checking the linearity of a given multimeter range Setting AC Voltage Output You may select an ac voltage output in volts or as a power output in dBm where dBm is 10 log Pout 001 where Pout is expressed in watts The output range is 1 mV to 1020 V When selecting dBm outputs the 5080A calculates dBm at a selected impedance Front Panel Operations Setting the Output level Based on this the formula is 20 log V 10 log Impedance 001 dBm Complete the following procedure to set an ac volta
108. ings in the alphabetical listing provide the parameters and responses plus an example for each command For information on using commands see Chapter 5 Remote Operation Command Summary by Function Tables 6 1 through 6 7 summarize the commands implemented in the Calibrator Table 6 1 Common Command Summary CLS Clear status Clears the ESR ISCRO ISCR1 the error queue and the MSS bit in the status byte This command terminates pending operation complete commands OPC or OPC Loads a byte into the Event Status Enable register Returns the contents of the Event Status Enable register Returns the contents of the Event Status Register and clears the register IDN Identification query Returns instrument model number serial number and firmware revision levels for the main and front panel CPUs and inguard FPGA OPC Enables setting of bit O OPC for Operation Complete in the Event Status Register to 1 when all pending device operations are complete OPC Returns a 1 after all pending operations are complete This commands causes program execution to pause until all operations are complete See also WAI Returns a list of the installed hardware and software options PUD Protected user data command This command allows you to store a string of bytes in nonvolatile memory This command works only when the CALIBRATION switch is in the ENABLE position Returns the contents of the PUD Protected User Data memory RST Re
109. interface when the MSS bit is asserted terminal mode only Default format is SRQ 02x 02x 04x 04x where the term 02x 8 bits means print the value in hexadecimal with exactly 2 hex digits and 04x 16 bits means print the value in hexadecimal with exactly 4 hex digits The string representations are SRQ STB ESR ISCRO ISCR1 See the commands respectively STB ESR ISCRO and ISCR1 A typical string in the default format sent to the host is SRQ 44 00 0000 1000 This command is for format See the SPLSTR command for the serial poll response estring gt n n represents the Line Feed character hex 0A SROSTR SRO 02x 02x 04x 04x n Sets the SROSTR to the default values SRQ 02x 02x 04x 04x n SROSTR Returns the string programmed for Serial Mode SRQ response Returns the byte for the Status Byte Register See Status Byte Register STB in Chapter 5 value The decimal equivalent of the STB byte 0 to 2353 STB Returns 72 if bits 3 EAV and 6 MSS are set Deactivates the Calibrator output if it is in operate This is the same as pressing srv on the Calibrator front panel None STBY Disconnect the selected output from the Calibrator front panel terminals 6 25 5080A Operators Manual 6 26 SUBNETMASK lt string gt TST Description Parameters Example Query Description Response Example UNCERT WAI Description Parame
110. ion its output has a higher degree of predictability than a device that exhibits random change primary standard A standard defined and maintained by some authority and used to calibrate all other secondary standards process metrology Tracking the accuracy drift of calibration and other equipment by applying statistical analysis to correction factors obtained during calibration random error Any error which varies in an unpredictable manner in absolute value and in sign when measurements of the same value of a quantity are made under effectively identical conditions range The stated upper end of a measurement device s span Usually however a measurement device can measure quantities for a specified percentage overrange The absolute span including overrange capability 1s called scale In the 5080A however range and scale are identical reference standard The highest echelon standard in a laboratory the standard that is used to maintain working standards that are used in routine calibration and comparison procedures A 4 Glossary A relative uncertainty 5080A uncertainty specifications that exclude the effects of external dividers and standards for use when range constants are adjusted Relative uncertainty includes only the stability temperature coefficient noise and linearity specifications of the 5080A itself reliability A measure of the uptime of an instrument repeatability The degree of agreement amo
111. ipliers of the multiplier keys These alternate selections are labeled with small letters in the upper left hand corner of the keys Multiplier Keys Select output value multipliers Some keys have a second function if the SHIFT key is pressed just before the multiplier key For example if you enter 33 then SHIFT then m then Fv then ENTER the 5080A output value is 33 uV The multiplier keys are as follows milli 10 or 0 001 or micro 10 or 0 000001 kilo 10 or 1 000 or nano 10 or 0 000000001 mega 10 or 1 000 000 or giga 10 or 1 000 000 000 Numeric Keypad Used to enter the digits of the output amplitude and frequency The proper sequence to enter a value is to press the digits of the output value a multiplier key if necessary an output units key then ENTER For example to obtain an output of 20 mV press the following sequence of keys 2 Lo m and Fv Press to enable the output Pressing a digit key once the entry field is full or pressing the decimal point key more than once in a single number will sound the beeper 5080A Operators Manual vn A O SENSE AUX V OUT ES HI HI rj dBm Sec E LO 150V Risa n w ERE P T tJ Te H m gew325f eps Figure 3 1 Front Panel View cont Table 3 1 Front Panel Features cont The Polarity key changes the polarity of the output for dc voltage or dc current functions Press the key then to toggle the output polarity
112. isplaying or transferring data and setting up for serial port remote control e Operator maintenance including verification procedures and calibration approach for the 5080A e Accessories and Options 5080A Getting Started Manual The 5080A Getting Started Manual contains a brief introduction to the 5080A Manual Set instructions on how to get your Calibrator prepared for operation and a complete set of specifications How to Contact Fluke 1 6 To order accessories receive operating assistance or get the location of the nearest Fluke distributor or Service Center call e Technical Support USA 1 800 99 FLUKE 1 800 993 5853 e Calibration Repair USA 1 888 99 FLUKE 1 888 993 5853 e Canada 1 800 36 FLUKE 1 800 363 5853 e Europe 31 402 675 200 e China 86 400 8 10 3435 e Japan 81 3 3434 0181 e Singapore 65 738 5655 e Anywhere in the world 1 425 446 5500 Or visit Fluke s website at www fluke com To register your product visit http register fluke com To view print or download the latest manual supplement visit http us fluke com usen support manuals Introduction and Specifications 1 General Specifications General Specifications All specifications are valid after a warm up period of 30 minutes or twice the time since last warmed up to a maximum of 30 minutes For example if the 5080A has been turned off for 5 minutes the warm up period is 10 minutes All specifications apply for the t
113. it the IP address hasn t been set yet the returned IP address will be that which the unit will be set to on the next power cycle IPPORT value Description Parameters Example Query ISCE value Description Parameters Example Query ISCEO value Description Parameters Example Query Sets the Ethernet port number Stores the setting in non volatile memory value 1024 to 65535 Ethernet port number IPPORT 3490 IPPORT Returns the Ethernet port number Instrument Status Change Enable command loads two bytes into the two 16 bit ISCE mask registers ISCE1 and ISCEO See Instrument Status Change Enable Registers in Chapter 5 for more information value 0to 32767 Decimal equivalent of the 16 bits ISCE 6272 Load decimal 6272 binary 0001010001000000 to enable bits 12 SETTLED 10 REMOTE and 6 HIVOLT This is equivalent to sending the commands ISCEO 6272 and ISCE1 6272 ISCE Returns the two bytes from the two 16 bit ISCE mask registers ISCE1 and ISCEO logically OR ed together Instrument Status 1 to 0 Change Enable command loads two bytes into the 16 bit ISCEO register See Instrument Status Change Enable Registers in Chapter 5 for more information value 0to 32767 Decimal equivalent of the 16 bits ISCEO 6272 Load decimal 6272 binary 0001010001000000 to enable bits 12 SETTLED 10 REMOTE and 6 HIVOLT ISCEO Returns the two bytes from the 1
114. ite config setup Can t access cal directory Can t load old cal constants Can t load cal constants Can t write cal constants Can t load ENET IP data Can t write ENET IP data Can t load ENET MAC data Can t write ENET MAC data RS 232 format error detected Error opening serial port Error configuring serial port Port value out of range could not open the ENET port Error reading from ENET port Ethernet address not valid Ethernet hostname not valid C 3 5080A Operators Manual C 4 827 1000 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1312 1313 1314 1315 1317 1319 1320 1321 1323 1324 1326 1328 1329 1330 1331 1500 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1517 1600 1601 1602 1603 DDE FR DDE FR CME CME CME CME CME CME EXE QYE QYE QYE QYE DDE DDE EXE CME CME EXE CME CME CME CME CME CME CME CME DDE R DDE FRS DDE FRS DDE FRS DDE FRS DDE FRS DDE FRS DDE FRS DDE FRS DDE FRS DDE FRS DDE FRS DDE FRS FR FR FR FR ieee ea a 65526 DDE FR Ethernet hostname too long Sequence failed during diag Bad syntax Unknown command Bad parameter count Bad keyword Bad parameter type Bad parameter unit Bad parameter value 488 2 I O deadlock 488 2 interrupted query 488 2 unterminated command 488 2 query after indefinite response Inva
115. lid from serial interface Service only Parameter too long Invalid device trigger Serial buffer full Service command failed Bad binary number Bad binary block Bad decimal number Exponent magnitude too large Bad hexadecimal number Bad octal number Too many characters Bad string OPER not allowed while error pending Compliance voltage exceeded Thermal Limit Exceeded Output current limit exceeded Compliance voltage limit exceeded VDAC counts out of range IDAC out of range AC scale dac counts out of range DC scale dac counts out of range Frequency dac counts out of range IDAC counts DC OFFSET out of range Input V or A limit exceeded Unknown range Failed to mount USB drive Failed to copy files Can t modify file property Update execution error d Unknown error d
116. made following an output that was not ohms 4 9 5080A Operators Manual Cable Connection Instructions Table 4 1 indicates a figure reference for each type of connection between a UUT and the 5080A Calibrator referencing Figures 4 1 through 4 5 To connect the calibrator to a UUT proceed as follows 1 Ifthe calibrator is turned on press to remove the output from the calibrator terminals 2 Make the connections to the UUT by selecting the appropriate figure from Table 4 1 Table 4 1 UUT Connections 5080A Output Figure Reference Resistance 4 1 Resistance four wire compensated 4 2 Resistance two wire compensated 4 3 Resistance compensation off DC Voltage 4 4 DC Voltage AC Voltage AC Voltage 4 4 DC Voltage AC Voltage DC Current 4 5 DC Current AC Current AC Current 4 5 DC Current AC Current Note See the discussion under Four Wire versus Two Wire Connections above AUX SCOPE S OUT gew040f eps Figure 4 1 UUT Connection Resistance 4 Wire Compensation Front Panel Operations Connecting the Calibrator to a UUT FLL KE 87 TRUE RMS MULTIMETER mA LA COM VO 20V PK MAX A 4 gew041f eps FLU KE 87 TRUE RMS MULTIMETER C O Crm mnes Gowa A mAugA COM VO O eee 20V PK MAX A 4 gew042f eps Figure 4 3 UUT Connection Resistance Compensation Off 5080A Operators Manual AUX n A O SENSE AUX V HI A mAyA COM VO 6 qs gew046f eps Figure 4 4
117. maintained by comparison against a primary standard sensitivity The degree of response of a measuring device to the change in input quantity or a figure of merit that expresses the ability of a measurement system or device to respond to an input quantity shield A grounded covering device designed to protect a circuit or cable from electromagnetic interference A 5 5080A Operators Manual SI System of Units The accepted International System of Units See also units base units and derived units specifications A precise statement of the set of requirements satisfied by a measurement system or device stability A measure of the freedom from drift in value over time and over changes in other variables such as temperature Note that stability is not the same as uncertainty standard A device that 1s used as an exact value for reference and comparison systematic errors Errors in repeated measurement results that remain constant or vary in a predictable way temperature coefficient A factor per C deviation from a nominal value or range that the uncertainty of an instrument increases This specification is necessary to account for the thermal coefficients in a calibrator s analog circuitry test uncertainty ratio The numerical ratio of the uncertainty of the measurement system or device being calibrated to the uncertainty of the measurement system or device used as the calibrator Also called test accuracy
118. mote control CE The CE Clear Entry key clears a partially completed keypad entry from the Control Display If there is a partially completed entry when CE is pressed the output is unaffected KITH The EDIT FIELD Edit Output Display Field key and associated left right arrow keys provide step adjustment of the output signals If any of these keys are pressed or the knob is rotated a digit on the Output Display becomes highlighted and the output increments or decrements as the knob is rotated If a digit rolls past O or 9 the digit to its left or right is carried An error display appears on the Control Display showing the difference between the original reference output and the new output The 4 and gt keys adjust the magnitude of changes by moving the highlighted digit The key allows you to move from voltage or current to frequency and back In practice for voltage and current outputs the knob and arrow keys are used to adjust output until the UUT reads correctly The error display then displays UUT deviation from the reference The power switch turns the power on and off The switch is a latching push push type When the switch is latched in power is on Features 3 Softkey Menu Trees Table 3 1 Front Panel Features cont The divide by 10 key immediately changes the output to 1 10th reference value not necessarily the present output value if the value is within performance limits X 10 The m
119. n Chapter 4 Front Panel Operation for details The AC Power Input Module provides a grounded three prong connector that accepts the line power cord a switch mechanism to select the operating line voltage and a line power fuse See Chapter 2 Preparing for Operation for information on selecting the operating line voltage and fuse rating and replacement information Features 3 Softkey Menu Trees Front Panel Key A X W B Y F x z AC E AH D AF AG AD G AE AF G1 AJ AM AA AK AL AH AB E AF P H l R Q K S 1 L M U N V gew013f eps Figure 3 3 SETUP Softkey Menu Tree 5080A Operators Manual to AG to F to C If self test does not pass error codes are displayed See chapter 7 Maintenance 0 1A AJ GA AJ A to E to D SERIAL displays the serial number of the instrument When corresponding with the factory always include the serial number of the instrument USER REPORT STRING CONTENTS refer to a string of characters entered by the user for reporting purposes gew014 eps Figure 3 4 SETUP Softkey Menu Displays 3 12 Features 3 Softkey Menu Trees E AAA A A Actual revision numbers may be different for each of the above jp CS E GA E Format NV non volatile Memory should be used with caution Changes are non reversible The softkeys function only when the rear panel CALIBRATION switch is set to ENABLE except for the softkey SETUP which is not depen
120. n gt V lt n gt HZ lt n gt DBM lt n gt HZ lt n gt A lt n gt A lt n gt HZ lt n gt OHM lt n gt HZ lt n gt V lt n gt A lt n gt V n A lt n gt HZ lt n gt V lt n gt V lt n gt V lt n gt V lt n gt HZ lt n gt Volts ac dBm update Volts ac or volts dc with 0 Hz Volts ac in dBm Current dc or update current ac Current ac Resistance Update frequency Power dc or update power ac Power ac Dual volts dc or update dual ac Dual volts ac in volts For single output changes amplitude keeping unit and frequency the same 6 19 5080A Operators Manual Examples OUT 15 2 V Volts 15 2 V same frequency OUT 20 DBM Volts 20 dBm same frequency OUT 10 V 60 HZ Volts ac 10 V 60 Hz OUT 10 DBM 50 Hz Volts ac 10 dBm 50 Hz OUT 1 2 MA Current 1 2 mA same frequency OUT 1 A 400 HZ Current ac 1 A 400 Hz OUT 1 KOHM Ohms 1 kQ OUT 60 HZ Frequency update 60 Hz OUT 10 V 1A Power 10 watts same frequency OUT 1V 1A 60 HZ Power ac 1 watts 60 Hz OUT 1 V 2 V Dual volts 1 V 2 V same frequency OUT 10 MV 20 MV 60 HZ Dual volts 01 V 02 V 60 Hz Each example shows a value and unit e g 15 2 V If a value is entered without a unit the value of the existing output is changed when logically allowed Query OUT Returns the output amplitudes and frequency of the Calibrator Multipliers e g K or M are not used in the response Examples OUT Returns 1 520000H 01 V 0E 0
121. n in Figure 5 2 Some registers and queues are defined by the IEEE 488 2 standard The rest are specific to the Calibrator In addition to the status registers a 16 element buffer called the Error Queue provides status information Table 5 5 lists the status registers and gives the read write commands and associated mask registers Table 5 5 Status Register Summary m Deum Status Register Command Command Swapasmasmemy sw iensen resero Dwemmesmenewerm wm ooo wemmenseusCmmeReper so mom Uscueomms o Dscoermwewn Rn Each status register and queue has a summary bit in the Serial Poll Status Byte Enable registers are used to mask various bits in the status registers and generate summary bits in the Serial Poll Status Byte For RS 232 interface operation the SRQSTR string is sent over the serial interface when the MSS bit is set See the SROSTR command description in Chapter 6 for more information Serial Poll Status Byte STB The Calibrator sends the serial poll status byte STB when it responds to a serial poll This byte is cleared set to 0 when the power is turned on The STB byte is defined as shown in Figure 5 4 If you are using the RS 232 as the remote control interface transmitting the P character in the Terminal mode hold down the Cntl key and press P returns the SPLSTR Serial Poll String and the status byte Refer to the STB command and for RS 232 interface operation the SPLSTR a
122. nables Dynamic Host Configuration Protocol Example DHCP OFF Disables Dynamic Host Configuration Protocol Query DHCP Returns whether or not the Calibrator NORMAL LO terminal is tied to chassis earth ground Response lt boolean gt DHCP setting DPF lt n gt lt value gt Description Parameters Example Query Sets the displacement power factor phase angle between the Calibrator front panel terminals NORMAL and AUX The NORMAL terminal output is the phase reference The phase offset is expressed as the cosine of the phase offset 0 000 to 1 000 and a LEAD default or LAG term which determines whether the AUX output leads or lags the NORMAL output nnn 0Otol The cosine of the phase offset value LEAD AUX output leads the NORMAL output LAG AUX output lags the NORMAL output DPF 123 LEAD Set the current output on the Calibrator AUX terminals to lead the voltage output on the NORMAL terminals by 82 93 degrees Cosine of 82 93 degrees 1s 0 123 nominal DPF Returns the displacement power factor cosine of the phase angle between the Calibrator front panel NORMAL and AUX terminals for sine wave outputs The return 1s 0 if power factor does not apply to the output EARTH lt value gt Description Selects whether or not the Calibrator front panel NORMAL LO terminal is tied to chassis earth ground Once set the Calibrator retains the earth setting until power off or reset Parameters lt v
123. ncertainty 1s normally expressed in units of ppm parts per million or as a percentage units Symbols or names that define the measured quantities Examples of units are V mV A kW and dBm See also SI System of Units UUT Unit Under Test An abbreviated name for an instrument that 1s being tested or calibrated Var Symbol for volt ampere reactive the unit of reactive power as opposed to real power in watts verification Checking the functional performance and uncertainty of an instrument or standard without making adjustments to it or changing its calibration constants volt The unit of emf electromotive force or electrical potential in the SI system of units One volt is the difference of electrical potential between two points on a conductor carrying one ampere of current when the power being dissipated between these two points 1s equal to one watt voltage guard A floating shield around voltage measurement circuitry inside an instrument The voltage guard provides a low impedance path to ground for common mode noise and ground currents thereby eliminating errors introduced by such interference watt The unit of power in the SI system of units One watt is the power required to do work at the rate of one joule second In terms of volts and ohms one watt 1s the power dissipated by one ampere flowing through a one ohm load working standard A standard that is used in routine calibration and comparison procedures in
124. nd SPLSTR commands in Chapter 6 for more information 5080A Operators Manual 5 18 Y Y KO NERS E V9 99 9 O A o 9 ELM y SH Wy Instrument Status Change Enable Registers Write usin nS ess We a a Se ws ar MO ap ere Goh ee or de ee ISCEO 1 to Otransition X amp Mec desde e b e n n RR M Me dee dee epee epee dee dee fee ee eee ee ee ee eee ee ee ISCE1 Oto1transition Y Mec de cele ccd ec gM ede dec elec cf ecb ee dee de eee ee ec ee ee ee eee ee eee ISCE 1toOANDOto1 x Q amp Mee dee dee cee eb M Men dee fee epee ende MH ARR RRItt I Readusing PS AN vee dicdecclacbscdesdecsleechescuascsaecenecciaocas ISCEO 1 to 0 transition Po TOSEIERSXI I Je beaa ee sd 9333 25 0485 ISCE1 0 to 1 transition d d T FR wc Jee leetliaw le cde uilew Geek Se oe RECTE yw Y e ISCE 1to0OROto 1 ee 9 9 9 ee 6 9 ee 9 eee ee 6 ew e 6 9 5 Instrument Status Change Registers 15 1413121110 9 8 7 6 5 4 3 2 1 0 Write using ISCEO 1 to O transition ISCE1 0 to 1 transition ISCE 1to 0 ORO to 1 Instrument Status Hegister Read using ISR S V Ku go Co AFTES A Event Status Data Register Available Read using ESR Output Buffer Logical OR Event Status Error Enable Register Available Read using ESE Dos Write using ESE e 9 o 6 ew ee 6 6
125. nd numeric keys to enter the desired power factor maximum three numeric keys For example 678 GN Press the softkey PF to toggle between a leading lead or lagging lag power factor default is lead 6 The Control Display now shows the value of your entry For example a leading power factor of 678 below nn112f eps 7 Press ENTER The calibrator clears your entry from the New pf line and copies it to the Power Factor line of the Control Display 8 Press one or more times to return to previous menus Editing and Error Output Settings All Calibrator outputs except resistance can be edited using the front panel Edit Field knob and associated 4 gt and keys In addition multiply and divide keys edit the output by decades The difference between the original output reference and edited output is displayed as an error between the two settings This allows you to edit a value to achieve a correct reading at the UUT and thereby calculate an error in or ppm parts per million if it is less than 1000 ppm Table 4 3 lists the actions that cause the Calibrator to exit the error mode and return to the original reference output or to output a new reference as selected 4 31 5080A Operators Manual 4 32 Table 4 3 Keys That Exit Error Mode EN ONE NE HN rd Sets the Calibrator to ten times the reference value and establishes a new reference Sets the Calibrator to one tenth t
126. nding wire The Calibrator is shipped with the appropriate line power plug for the country of purchase If you need a different type refer to Table 2 2 and Figure 2 2 for a list and illustration of the line power plug types available from Fluke After you verify the line voltage selection is set correctly and the correct fuse for the selected line voltage is installed connect the Calibrator to a properly grounded three prong outlet Selecting Line Frequency 2 4 The Calibrator is shipped from the factory for nominal operation at 60 Hz line frequency If you are using 50 Hz line voltage you should re configure the 5080A for optimal performance at 50 Hz To do so from the front panel go to SETUP INSTMT SETUP OTHER SETUP and then select MAINS 50 HZ to on Store the change After the instrument is warmed up on for 30 minutes or longer you must re zero the complete instrument For details see Zeroing the Calibrator in Chapter 4 Operation Preparation 2 Selecting Line Frequency LINE VOLTAGE INDICATOR CHANGING LINE VOLTAGE nnOO7f eps Figure 2 1 Fuse Access and Line Voltage Selection 2 5 5080A Operators Manual Table 2 2 Line Power Cord Types Available from Fluke Voltage Current Fluke Option Number North America 120 V 15 A North America 240 V 15 A Universal Euro 220 V 16 A United Kingdom 240 V 13 A Switzerland 220 V 10 A Australia 240 V 10 A South Africa 240 V 5 A nnOO8f eps Figure 2 2
127. ng independent measurements of a quantity under the same conditions resistance A property of a conductor that determines the amount of current that will flow when a given amount of voltage exists across the conductor Resistance is measured in ohms One ohm is the resistance through which one volt of potential will cause one ampere of current to flow resolution The smallest change in quantity that can be detected by a measurement system or device For a given parameter resolution is the smallest increment that can be measured generated or displayed rf radio frequency The frequency range of radio waves from 150 kHz up to the infrared range rms root mean square The value assigned to an ac voltage or current that results in the same power dissipation in a resistance as a dc current or voltage of the same value rms sensor A device that converts ac voltage to dc voltage with great accuracy RMS sensors operate by measuring the heat generated by a voltage through a known resistance 1 e power therefore they sense true rms voltage scale The absolute span of the reading range of a measurement device including overrange capability scale error Same as gain error Scale or gain error results when the slope of the meter s response curve is not exactly 1 A meter with only scale error no offset or linearity error will read 0 V with 0 V applied but something other than 10 V with 10 V applied secondary standard A standard
128. ngs and return the 5080A Calibrator to 0 V dc in the standby mode Use the key as your main navigating tool for moving around the menu levels Using the Setup Menu 4 4 Press the front panel key for access to various operations and changeable parameters Most parameters are nonvolatile meaning they will be saved during reset or when power is turned off Chapter 3 shows a map of the menu tree lists the parameters and has a table of factory default settings When you press from the power up state the display changes as follows gew064f eps This is the primary instrument setup menu The list below describes submenus available through each softkey and tells you where you can find further information in the manuals e CAL Calibration Opens the calibration menu You use softkeys in this menu to view the calibration dates print a calibration report and perform 5080A calibration and to run the Zero calibration routine Zero calibration is described later in this chapter e SHOW SPECS Show Specifications Displays published 5080A Calibrator specifications for the output value that is currently selected e INSTMT SETUP Instrument Setup Lets you change the power up or reset default setting for various instrument parameters Many of the same parameters in this menu can be changed during operation but the changes you make during operation are volatile Changing them here makes them nonvolatile To restore factory defaults use the Fo
129. nvoice Buyer for importation costs of repair replacement parts when product purchased in one country is submitted for repair in another country Fluke s warranty obligation is limited at Fluke s option to refund of the purchase price free of charge repair or replacement of a defective product which is returned to a Fluke authorized service center within the warranty period To obtain warranty service contact your nearest Fluke authorized service center to obtain return authorization information then send the product to that service center with a description of the difficulty postage and insurance prepaid FOB Destination Fluke assumes no risk for damage in transit Following warranty repair the product will be returned to Buyer transportation prepaid FOB Destination If Fluke determines that failure was caused by neglect misuse contamination alteration accident or abnormal condition of operation or handling including overvoltage failures caused by use outside the product s specified rating or normal wear and tear of mechanical components Fluke will provide an estimate of repair costs and obtain authorization before commencing the work Following repair the product will be returned to the Buyer transportation prepaid and the Buyer will be billed for the repair and return transportation charges FOB Shipping Point THIS WARRANTY IS BUYER S SOLE AND EXCLUSIVE REMEDY AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUD
130. od of about 2 seconds the Calibrator does not respond to remote commands Both negative and positive values must be entered Once set the Calibrator retains the limit settings until either another limit is entered or the FORMAT SETUP command resets the limits and all other defaults to the factory settings 1020 V 20 5 A See the FORMAT command The magnitude of the limit has the following effect on different waveforms dc magnitude of limit ac sine wave magnitude of limit rms lt valuel gt Positive value lt value2 gt Negative value LIMIT 100V 100V Limit the voltage output to 100 V dc 100 V ac LIMIT 1A 1A Limit the current output to 1 A dc 1 A ac LIMIT Returns the programmed output magnitude limits for voltage and current LIMIT Returns 1020 0000 1020 0000 20 5000 20 5000 Local command puts the Calibrator into the local state clearing the remote state see the REMOTE command and front panel lockout see the LOCKOUT command This command duplicates the IEEE 488 GTL Go To Local message LOCAL Sets the Calibrator into the local state clearing the remote state and front panel lockout if enabled Lockout command puts the Calibrator into the lockout state when in remote control see the REMOTE command This means no local operation at the front panel is allowed during remote control To clear the lockout condition use the LOCAL command This command duplicates the IEEE 488 LLO Local Lockout
131. on time indicated by the formula is achieved only after the 5080A is outputting currents 5 A for the off period first Introduction and Specifications Detailed Specifications Range Bandwidth 0 1 Hz to 10 Hz p p Bandwidth 10 Hz to 10 kHz rms 0 to 3 2999 mA 200 nA 600 nA Resistance Specification of Characterized Max Difference Value tcal 5 her of Nominal Value of value or oj Characterized 2 Wire Full Spec P Max Peak Valueto adder Q Range Imin to Imax Current Nominal Value 90 days 1 year 2 96 oa oma oma ooma eto 210 mA 20m im oos 004 oos 1 2 m rom oos ouw oos oses iem om 009 or os 028p sm em om os 023 905515 16u wom o4 os 145 100280 30m om o9 1o 15 svom 0m Specifications apply to the displayed value using 4 wire connections up to 190 kQ For 21 to 25 C 70 RH For all except 4 wire COMP 4 wire mode 2 wire internal COMP off and external COMP 2 wire compensation is available up to 190 KQ For currents less than the specified load range where Imin is the minimum load current in the table and Iactua is the actual load current Specification Table specification X Imin Iactual 1 1 9 5080A Operators Manual AC Voltage Sine Wave Specification tcal 5 C Max Distortion amp Noise 9 10 Hz to 100 kHz Range Frequency
132. on again using the front panel power switch to make the change active Setting a Static Internet Address The Calibrator comes from the factory with 169 254 001 001 in the static IP address register Note If you are planning to use the Calibrator on a corporate LAN and do not wish to use DHCP contact your network administrator for a static IP address to be used exclusively by your Calibrator DHCP must be disabled to set a static IP address To change the Calibrator s static IP Address l From the LAN menu push the softkey labeled IP ADDRESS 2 Use the numeric keypad to enter the IP address and then push ENTER If you make a mistake entering the IP address you must press push CE Note The IP address is stored in non volatile memory and does not change when power is removed and reapplied to the Calibrator or when the Calibrator receives an RST command Setting the LAN Subnet Mask If communication between the host computer and the Calibrator passes through a router or gateway and DHCP is disabled you must set the subnet mask and default gateway address on both the host computer and the Calibrator Get the correct subnet mask and gateway address from your network administrator The LAN Subnet Mask is a 32 bit number This number is represented as four 3 digit segment numbers on the front panel display The default subnet mask set at the factory 1s 255 255 254 0 To change the Calibrator s subnet mask 1 From the LAN m
133. or is returned to the initiator only i e local initiator or remote initiator CME Command Error D Error causes instrument caused by incorrect returns to the power up command syntax state unrecognized header or parameter of the wrong type 0 QYE No Error l DDE FR Error queue overflow 100 DDE FR D Inguard not responding send 102 DDE FRD Lost sync with inguard 104 DDE FRD Hardware relay trip occurred C 1 5080A Operators Manual C 2 105 108 109 110 111 112 113 114 116 200 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 317 318 319 330 340 398 399 400 403 405 406 407 408 409 501 503 504 505 506 507 508 509 511 512 513 515 DDE FR D DDE FR DDE FR D DDE FR D DDE FR D DDE FR D DDE FR D DDE FR D DDE FR D DDE FR D DDE DDE DDE DDE DDE DDE DDE DDE DDE FR DDE FR DDE FR D DDE FR D DDE FR DDE DDE FR DDE FR DDE FR DDE FR DDE R DDE R DDE R QYE F QYE F DDE FR D DDE FR DDE FR DDE FR DDE FR DDE FR DDE FR D DDE DDE DDE DDE DDE DDE DDE DDE DDE DDE DDE DDE we eee Ne A ee ee ee Ne ee Inguard got impatient Inguard is obsolete Inguard parity error Inguard overrun error Inguard framing error Inguard fault error Inguard fault input error Inguard faul
134. press m Press A The Control Display now shows the amplitude of your entry For example 234 56 mA Front Panel Operations Setting the Output nn077f eps 9 Press ENTER The calibrator clears your entry from the Control Display and copies it into the Output Display below is typical nn078f eps 10 Press 5 to activate the calibrator output A range softkey appears on the Control Display in the dc current function operating range This selects autorange auto or lock locked for the present range When auto the default setting 1s selected the calibrator automatically selects the range that provides the best output resolution When locked 1s selected the calibrator will not change ranges when you are editing the output The locked selection is usually made when you do not want range changes that may cause a small perturbation in the output for example when checking the linearity of a given multimeter range Another softkey appears OUTPUT When you select 20 A for this parameter or you select a current above 3 A the calibrator switches to standby and you must change the test lead to the 20A terminal and press to activate the output Setting AC Current Output Complete the following procedure to set an ac current output at the AUX or 20A terminals If you make an entry error press to clear the display then reenter the value 1 Press to clear any output from the 5080A 2 Connect the UUT as descr
135. program In this mode requested information is returned by query and interface messages are queued and returned by command Types of Commands The commands for the Calibrator can be grouped into one or more categories depending on how they function Each category is described below Device Dependent Commands Device dependent commands are unique to the Calibrator An example of a device dependent command is OUT 100 V 1A 60 HZ This command instructs the Calibrator to source 100 watts of ac power 5080A Operators Manual Common Commands Common commands are defined by the IEEE 488 2 standard and are common to most bus devices Common commands always begin with an character An example of a common command is IDN This command instructs the Calibrator to return the instrument identification string Query Commands Query commands request information which is returned as the command executes or placed in a buffer until requested An example of a query which always ends with a question mark is RANGE This command returns the Calibrator primary and secondary outputs Compound Commands A compound command is two or more commands in a single command line For example the following two commands could be entered individually OUT 1 V 60 HZ OPER With these commands the Calibrator sources 1 V ac at 60 Hz and then goes into operate or they could be combined into a compound command as follows OUT 1 V 60 HZ OPER In th
136. quency output at the NORMAL terminals by 60 degrees Remote Commands 6 Command Details Query PHASE Returns the phase difference between the Calibrator front panel NORMAL and AUX terminals for ac power and ac dual voltage outputs Example PHASE Returns 6 000E 01 Returns 60 when the frequency output at the AUX terminals is lagging the frequency output at the NORMAL terminals by 60 degrees POWER Description Returns the equivalent real power for ac and dc power outputs based on the voltage and current settings and power factor ac only If the output is not ac or dc power the return is OE 00 zero watts Example POWER Returns 1 00000E 01 Returns 10 when the output voltage is 10 V dc and output current is 1 A dc for 10 watts real power Or returns 10 when the output voltage is 10 V ac and output current is 2 A ac and power factor 1s 0 5 for 10 watts real power FR PRI Description Prints a self calibration report out the RS 232 Host serial port Parameters 1 Type of report to print STORED ACTIVE or CONTS 2 Format of report PRINTED designed to be read SPREAD designed to be loaded into a spreadsheet 3 Calibration interval to be used for instrument specifications in the report Example ER PRI STORED PRINT I90D PUD lt text gt Description Stores a string of 64 characters maximum which is saved in the 5080A non volatile memory While saving configuration data in the non volatile memory a period o
137. r 3 Features e Front panel operation Chapter 4 Front Panel Operation e Cabling to a UUT Unit Under Test Chapter 4 Front Panel Operation e Remote operation Ethernet or serial Chapter 5 Remote Operation e Performance Specifications Chapter 1 Introduction and Specifications 1 5 5080A Operators Manual Instruction Manuals The 5080A Manual Set provides complete information for operators and service or maintenance technicians The set includes e 50504 Operators Manual provided on CD ROM e 5080A Getting Started Manual PN 3502934 e 5080A Service Manual PN 3790039 The Operators and Getting Started manuals listed above are shipped with the Calibrator For ordering instructions refer to the Fluke Catalog or ask a Fluke sales representative see Service Information in Chapter 2 To view print or download the latest manual supplement visit http us fluke com usen support manuals 5080A Operators Manual This 5080A Operators Manual provides complete information on installing the 5080A Calibrator and operating it from the front panel keys and in remote configurations This manual also provides a glossary of calibration specifications and error code information The Operators Manual includes the following topics e Installation e Operating controls and features including front panel operation e Remote operation Ethernet or serial port remote control e Serial port operation printing d
138. ratio thermal emf The voltage generated when two dissimilar metals joined together are heated traceability The ability to relate individual measurement results to national standards or nationally accepted measurement systems through an unbroken chain of comparisons 1 e a calibration audit trail Measurements measurement systems and devices have traceability to designated standards if and only if scientifically rigorous evidence is produced on a continuing basis to show that the measurement process 1s producing measurement results for which the total measurement uncertainty relative to national or other designated standards is qualified transfer error The sum of all new errors induced during the process of comparing one quantity against another transfer standard Any working standard used to compare a measurement process system or device at one location or level with another measurement process system or device at another location or level transport standard A transfer standard that 1s rugged enough to allow shipment by common carrier to another location true power The actual power real power used to produce heat or work Compare to apparent power A 6 Glossary A true value The accepted consensus 1 e correct value of the quantity being measured Also called legal value uncertainty The maximum difference between the accepted consensus or true value and the measured value of a quantity U
139. rator is allowing for its internal circuitry to settle For example to set the output to 10 V dc press 1 0 2 V ENTR gt To set the output to 20 V ac at 60 Hz press 2j5 0 5 v 6 2 0 gt Hz ENTER orn To change the output to dc press 9 5 E or FE gt Step by step procedures are provided for each output function as follows e dc voltage e ac voltage e dc current e ac current e dc power e ac power e dual dc voltage e dual ac voltage e resistance Setting DC Voltage Output Complete the following procedure to set a dc voltage output at the 5080A front panel NORMAL terminals If you make an entry error press to clear the display then reenter the value A Caution To avoid damage to the UUT verify the applied voltage to the UUT does not exceed the rating of the UUT insulation and the interconnecting wiring 1 Press to clear any output from the 5080A 2 Connect the UUT as described earlier in this chapter under Connecting the Calibrator to a UUT 3 Set the UUT to measure dc voltage on the desired range 4 Press the numeric keys and decimal point key to enter the desired voltage output 4 13 5080A Operators Manual oo ay ew i 10 maximum six numeric keys For example 123 456 Note At voltage outputs of 100 V and above nominal you may notice a slight high pitched sound This is normal Press to select the polarity of the voltage default is Press a multipl
140. registers are set to 0 at power up Bit Assignments for the ISR ISCR and ISCE The bits in the Instrument Status Instrument Status Change and Instrument Status Change Enable registers are assigned as show in Figure 5 6 ENSEREREREREREREN et fe fete fe fete de RPTBUSY Set to 1 when a calibration report is being printed to the serial port SETTLED Set to 1 when the output has stabilized to within specification REMOTE Set to 1 when the 5080A is under remote control HIVOLT Set to 1 when the 5080A is programmed to a voltage above 33 Volts MAGCHG Set to 1 when the output magnitude has changed as a result of another change This bit is always O in the ISR It changes to 1 only in the ISCRO and ISCR1 registers TMPCAL Set to 1 when the 5080A is using temporary non stored calibration data OPER Set to 1 when the 5080A is in operate O when it is in standby gew333 eps Figure 5 6 Bit Assignments for the ISR ISCEs and ISCRs 5 21 5080A Operators Manual Programming the ISR ISCR and ISCE To read the contents of the ISR send the remote command ISR To read the contents of the ISCRO or 1 send the remote command ISCRO or ISCR1 To read the contents of the ISCEO or 1 send the remote command ISCE0O or ISCE1 The Calibrator responds by sending a decimal number that represents bits 0 through 15 Every time you read the ISCRO or 1 its contents are zeroed Output Queue The output queue is loaded whenever a
141. remote control port see the Selecting the Remote Interface section above Configuring the LAN port is accomplished through the Instrument Setup function The selectable LAN port parameters are DHCP Dynamic Host Configuration Protocol IP Address Net mask Host Name Mac Address Gateway Port number and Domain When setting IP addresses subnet masks and default gateways on the Calibrator keep in mind they are stored as 32 bit binary numbers and expressed as four 3 digit segments in dot notation form For example xxx xxx xxx xxx where xxx is a byte value is stored as a 32 bit binary number To set the LAN port parameters 1 Push feru 5 5 5080A Operators Manual 2 Push the softkey labeled INSTMT SETUP Push the softkey labeled REMOTE SETUP 4 Push the softkey labeled LAN SETUP The LAN parameters are set through the two softkey menus shown in Figure 5 2 Al gew336 eps Figure 5 2 Menus to Set LAN Parameters Note When addressing some LAN addresses computers will often interpret 0 s in the IP address as OCTAL values As an example if you configure your IP address from the front panel as 129 196 017 023 and then attempt to establish a connection to the calibrator you should connect using the IP address 129 196 17 23 Attempting to establish a connection to 129 196 017 023 may result in a connection request to 129 196 15 19 Setting the IP Address An internet IP address is required for all in
142. rmat NV Memory menu under the UTILITY FUNCTNS menu Front Panel Operations 4 Using the Setup Menu e UTILITY FUNCTNS Utility Functions Allows you to initiate self tests format the nonvolatile memory restore factory default settings and review the instrument configuration software versions and user report string These features are explained under Utilities Function Menu later in this chapter Using the Instrument Setup Menu The softkeys in the instrument setup menu accessed by pressing INSTMT SETUP softkey in the Setup Menu are shown below nnO65f eps The list below describes submenus accessed by each softkey e OTHER SETUP Opens a menu that lets you set the clock and displayed error units e OUTPUT SETUP Opens a menu to change the power up and reset defaults for current and voltage output limits and impedance for dBm display e DISPLAY SETUP Opens submenus to set the brightness and contrast of both the Control Display and Output Display and select the displayed front panel language e REMOTE SETUP Allows you to change the configuration of the RS 232 port or Ethernet port See Chapter 5 Remote Operation for more information Utility Functions Menu The Setup Menu softkey labeled UTILITY FUNCTNS Utility Functions provides access to Self Test Format Nonvolatile Memory and Instrument Configuration nnO66f eps e SELF TEST This softkey opens a menu with calibrator self test choices e FORMAT NV MEM Fo
143. rmat Nonvolatile Memory Opens a menu to restore all or part of the data in the nonvolatile memory to factory defaults e INSTMT CONFIG Instrument Configuration Allows you to view the versions of software installed in the calibrator as well as the user entered report string 4 5 5080A Operators Manual Using the Format NV Memory Menu A Caution Use with extreme care The format nonvolatile memory menu softkeys permanently erase calibration constants Pressing ALL or CAL invalidates the state of calibration of the 5080A Pressing FORMAT NV MEM in the utility functions menu opens the following nn067f eps All the softkeys in this menu require the rear panel CALIBRATION switch to be in the ENABLE position The nonvolatile memory contains calibration constants and dates setup parameters and the user report string In the case of calibration constants factory defaults are the same for all Calibrators They are not the calibration constants obtained when the 5080A was calibrated by the factory before shipment The softkeys are e ALL replaces the entire contents of the NV memory with factory defaults This would be used by service personnel after replacing the NV flash memory for example It is not required in normal use e CAL replaces all calibration constants with factory defaults but leaves all the setup parameters unchanged This is also not required in normal use e SETUP replaces the setup parameters with factory default
144. ry Returns contents of the Instrument Status Register value 0to 32767 Decimal equivalent of the 16 bits ISR LANGUAGE ENGLISH CHINESE Description Parameters Example Query 6 16 Sets the language for the control display right display on the front panel and stores the setting in non volatile memory ENGLISH Sets display language to English CHINESE Sets display language to Chinese LANGUAGE ENGLISH Sets display language to English LANGUAGE Returns the language setting for the control display Remote Commands 6 Command Details LCOMP fON OFF Description Inductive compensation command activates or deactivates inductive load Parameters Example Query compensation for ac current output For current output compensation is allowed when the frequency is less than 65 Hz OFF Turns off the inductive load compensation circuitry ON Turns on the inductive load compensation circuitry LCOMP ON Sets inductive load compensation on LCOMP Returns whether inductive load compensation for ac current output is active LIMIT lt value1 gt lt value2 gt Description Response Examples Query Example LOCAL Description Examples LOCKOUT Description Examples Sets the maximum permissible output magnitude negative and positive for voltage and current which is saved in the Calibrator non volatile memory While saving configuration data in the non volatile memory a peri
145. s RPT STR Returns the user report string Up to 40 characters Resets the Calibrator to the power up state RST holds off execution of subsequent commands until the reset operation is complete This command is the same as pressing the front panel key A reset command evokes the following commands and values Command Value CUR POST AUX DBMZ lt DBMZ D value EARTH OPEN LCOMP OFF LOWS TIED OUT OV OHZ OUT IMP AlM PHASE ODEG RANGELCK OFF STBY No output ZCOMP OFF Changes made to the setup menus that are not saved in memory are discarded on reset None RST Places the Calibrator in a reset condition evoking the commands and values shown above Sets the RS 232 settings for the Calibrator rear panel RS 232 serial port which is saved in the Calibrator non volatile memory While saving configuration data in the non volatile memory a period of about 2 seconds the Calibrator does not respond to remote commands The factory default 6 23 5080A Operators Manual values are shown below in bold type To return to the factory defaults see the FORMAT SETUP command The interface selection sets the command response with command echo back for commands and error messages with TERM terminal or no echo back with COMP computer Parameters lt baud rate value gt 300 600 1200 2400 4800 9600 19200 38400 57600 115200 interface COMP computer TERM terminal flow control XON xon xoff NO
146. s Table 3 3 but leaves the state of calibration unchanged You do not have to break the calibration sticker for this operation Remote commands can also change the setup parameters See these commands in Chapter 6 SROSTR SPLSTR PUD SP SET LIMIT Resetting the Calibrator At any time during front panel operation not remote operation you can return the 5080A Calibrator to the power up state by pressing Feser except after an error message which 1s cleared by pressing a blue softkey Pressing the key does the following e Returns the calibrator to the power up state 0 V dc standby 330 mV range and all OUTPUT SETUP menus set to their most recent default values e Clears the stored values for limits and error mode reference Zeroing the Calibrator 4 6 Zeroing recalibrates internal circuitry most notably dc offsets in all ranges of operation To meet the specifications in Chapter 1 zeroing is required every seven days or when the 5080A Calibrator ambient temperature changes by more than 5 C The Calibrator displays a message when it is time to zero the calibrator Zeroing 1s particularly important when your calibration workload has 1 mV resolution and when there has been a significant temperature change in the 5080A Calibrator work environment Complete the following procedure to zero the calibrator Note The 5080A Calibrator rear panel CALIBRATION switch does not have to be enabled for this procedure Turn on the
147. s the phase difference between the NORMAL and AUX outputs See Adjusting the Phase later in this chapter Setting Resistance Output In the resistance function the calibrator supplies your choice of 18 standard resistance values or a short at the output terminals Table 4 2 lists the 18 standard resistance values available from the Calibrator Table 4 2 Standard Calibrator Resistances To select a resistance output 1 Make sure the calibrator is in standby Press if necessary 2 Ifthe UUT is not connected connect it now as described previously in this chapter under Connecting the Calibrator to a UUT 3 Set the UUT to read resistance on the appropriate range 4 Press the numeric keys for one of the 18 resistances in Table 4 2 For example 1 9 5 Press a multiplier key if necessary For example press k 6 Press n 7 Press ENTER 8 The Control Display now shows the value of your entry For example 1 9 kQ below gew363 eps Note If you entered a resistance value that is unavailable an error message is displayed 4 27 5080A Operators Manual gew356 eps 9 After you specify a valid resistance and press ENTER the calibrator clears your entry from the Control Display and shows the characterized true resistance value on the Output Display below is typical gew365 eps 10 Press n to activate the calibrator output The softkeys allow selection of three lead compensation s
148. s when the option is activated If the megohm calibration option is not installed in the Calibrator and the MEG O key is press the Calibrator displays an error message The PREV MENU Previous Menu key recalls the previous set of menu choices Each press of this key backs up one level of the menu tree until the display indicates the top level menu selection of the function selected Softkeys The functions of the five unlabeled blue softkeys are identified by labels on the Control Display directly above each key The functions change during operation so that many different functions are accessible through these keys A group of softkey labels is called a menu A group of interconnected menus is called a menu tree 5080A Operators Manual soe wom E CR n E Gd OUT H PK MAX LO TRIG PK MAX 20V SHEI PK NOT MAX 20V PK MAX gew324f eps Figure 3 1 Front Panel View cont Table 3 1 Front Panel Features cont The NEW REF New Reference key is active during error mode operation and establishes the present output value as a new reference for meter error computation SETUP The SETUP Setup Menu key puts the 5080A in the setup mode displaying the setup menu in the Control Display Setup options can be selected using the softkeys under the Control Display RESET The RESET Reset Calibrator key aborts the current operating state of the 5080A and returns it to the power up default state except when operating under re
149. sets the state of the instrument to the power up state This command holds off execution of subsequent commands until it is complete Overlapped command Loads a byte into the Service Request Enable register SRE Returns the byte from the Service Request Enable register Returns the status byte TST Initiates a series of self tests then returns a O for pass or a 1 for fail If any faults are detected they are logged into the fault queue where they can be read by the ERR query WAI Prevents further remote commands from being executed until all previous remote commands have been executed 5080A Operators Manual Table 6 2 Error Mode Command Summary EDIT Sets the edit field PRI is specified for the output value in single output functions and the primary output value in dual output functions EDIT Returns the edit field setting ERR UNIT Chooses how UUT error is shown ERR UNIT Returns presently selected value of ERR UNIT INCR Increments or decrements the output as selected by the edit field and enters error mode the same as using the output adjustment knob in local operation MULT Multiplies the reference magnitude as selected by the edit field NEWREF Sets the reference value to be the present Calibrator output value the same as pressing the NEW REF key in local operation OLDREF Sets the Calibrator output to the previously programmed reference value the same as pressing the ENTER key in local operation
150. st likely to point to the problem The later errors are usually repetitions or consequences of the original problem Input Buffer Operation 0 22 As the Calibrator receives each data byte from the controller it places the byte in a portion of memory called the input buffer The input buffer holds up to 350 data bytes and operates in a first in first out fashion RS 232 Under RS 232 serial port remote control using S lt Cntl gt S XOFF protocol the Calibrator issues a S XOFF when the input buffer becomes 80 full The calibrator issues a Q lt Cntl gt Q when it has read enough of the input buffer so that it is less than 40 full When using RTS Request to Send protocol selected as part of the RS 232 Host Port Setup Procedure the serial interface asserts and unasserts RTS in response to same conditions as for XON XOFF protocol Introduction Chapter 6 Remote Commands Command Summary by Function sssesessssseseseseeeeeeenennnnnnnnnnnnn nnns ns e Command Detalls oe oes RARI e aM 6 1 5080A Operators Manual 6 2 Remote Commands 6 Introduction Introduction This chapter documents the remote commands for the 5080A Calibrator hereafter referred to as the Calibrator Remote commands duplicate activities that can be initiated from the front panel in local operation Following the summary table is a complete alphabetical listing of all commands complete with protocol details Separate head
151. sus Two Wire Connections sessssseseeeeeeeeeeeeeeeeeeen nns 4 9 Cable Connection Instructions sess 4 10 Auto Range Versus Locked Rate eet entente ter nao ese ead eut dans 4 12 BET Tre ON i er n sa seco Ra uiesulan ae deus ona taintuion iere recae 4 13 Setting DC Voltage Output asa becacieioecnsesnceratepereuqvescbecuaiaconensesnoeeatepeosaavecneecesiens 4 13 Setting AC Voltage Output 0 0 cccccccccccceceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 4 14 petunp DC Current CHURDU osse aei or tenth peu ded etenim Fett EVE 4 16 Sene AC Current OUPDUL ertet Enter ae ari PoN tX deret 4 17 Bevis DC Power OU de eem ma gesperrt eot MU RSEN IU Meu Enea INE 4 18 Setting AC Power Output sss enne eene eene essnnnn nn rrr nnne 4 20 Setting a Dual DC Voltage Output vrccccsssuedaseresscshanantsasencestastsasecanenwokecsenasteaneeee 4 22 Setting a Dual AC Voltage Output i cccccccccccccececeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 4 24 petis R sistance CO Ionio ctn reip Pene Aoi edet FEE Sine AV OU NER ERR 4 28 Adiasime the Phase suis utet e emen me MM ME 4 29 Enterin a Phase AH C aas itio beet petet E deias 4 30 EBterme a POSVEE Faclo S e entere eor E E mtd md cete teda 4 31 Editing and Error Output Settings esesesesesssesssseseeeeeeeenn nennen nnns 4 31 Editing the Output SOLID dens tate pE sersa hA Tu Fab pen dua emnt Pa tta adu an Eva
152. t State Local with lockout is identical to local except the Calibrator will go into the remote with lockout state instead of the remote state when it receives a remote command Remote State When the Calibrator is placed in remote either via RS 232 Ethernet REMOTE command it enters the remote state In the remote state the Output Display continues to display the output setting or measurement as in local operation The Control Display changes to nn325f eps The left side of the Control Display shows information regarding the present output function However front panel operation is restricted to use of the power switch and the Go To Local softkeys Pressing either of these softkeys using RS 232 Ethernet to send the command LOCAL returns the Calibrator to the local state Remote with Lockout State When the Calibrator is placed in lockout via the remote command the 5080A front panel controls are totally locked out In remote with lockout the Control Display changes to gew334f eps The left side of the Control Display shows information regarding the present output function However front panel operation is restricted to use of the power switch To return the Calibrator to the local with lockout state send the RS 232 Ethernet LOCAL command Table 5 1 summarizes the possible Remote Local state transitions Remote Operations RS 232 Interface Overview Table 5 1 Operating State Transitions ese xr Remote with
153. t detect error Received unexpected data IG Can t download waveform Invalid procedure number No such step in procedure Can t change that while busy Can t begin resume cal there Wrong unit for reference Entered value out of bounds Not waiting for a reference Continue command ignored Cal constant outside limits Cal try to null failed Sequence failed during cal A D measurement failed Invalid cal step parameter Cal switch must be ENABLED Divide by zero encountered Must be in OPER at this step Bad reference Z or entry Cal takes DAC over top limit Zero cal needed every 7 days File name not found Directory not found Unusual cal fault vod Unusual during 96s Encoder not responding VERS Encoder self test failed Message over display R side Unmappable character d Encoder did not reset Encoder got invalid command Encoder unexpectedly reset Invalid keyword or choice Frequency must be gt 0 AC magnitude must be gt 0 Impedance must be gt 0 Function not available Value not available Cannot enter watts by itself Output exceeds user limits Power factor must be 0 0 1 0 Can t select that field now Edit digit out of range Not editing output now 516 517 518 519 520 521 229 526 527 528 529 530 533 534 535 536 539 542 543 544 546 547 548 549 550 554 555 558 573 580 590 59 700 701 702 703 704 705 707 708 709 710 711 712 800 810 811 821 822 824 825 826 DDE DDE DDE DDE DDE
154. ter SRE The Service Request Enable Register SRE enables or masks the bits of the Serial Poll Status Byte The SRE is cleared at power up Refer to Figure 5 4 for the bit functions Programming the STB and SRE By resetting to 0 the bits in the SRE you can mask disable associated bits in the serial poll status byte Bits set to 1 enable the associated bit in the serial poll status byte Event Status Register ESR The Event Status Register 1s a two byte register in which the higher eight bits are always 0 and the lower eight bits represent various conditions of the Calibrator The ESR is cleared set to 0 when the power is turned on and every time it 1s read Many of the remote commands require parameters Improper use of parameters causes command errors to occur When a command error occurs bit CME 5 in the Event Status Register ESR goes to 1 if enabled in ESE register and the error is logged in the error queue Event Status Enable ESE Register A mask register called the Event Status Enable register ESE allows the controller to enable or mask bit in the ESR When a bit in the ESE is 1 the corresponding bit in the ESR is enabled When any enabled bit in the ESR is 1 the ESB bit in the Serial Poll Status Byte also goes to 1 The ESR bit stays 1 until the controller reads the ESR or does a device clear a selected device clear or sends the reset or CLS command to the 5 19 5080A Operators Manual Calibrator The
155. ternet and TCP IP communications If DHCP is enabled the Calibrator will use the dynamic address supplied by the DHCP server However if the DHCP server fails to supply the address or DHCP is disabled the currently configured static IP address will be used Selecting Dynamic Host Configuration Protocol DHCP 5 6 Dynamic Host Configuration Protocol DHCP is a client server protocol that eliminates having to manually set permanent static IP addresses The DHCP server provides configuration parameters dynamic IP address subnet mask and default gateway IP addresses which are required for a client to participate in an IP network Using DHCP is the easiest way to configure the Calibrator for remote communication through the LAN interface DHCP is disabled when the Calibrator is shipped from the factory When connected to a network and the LAN port is enabled the Calibrator will try and retrieve the parameters from a DHCP server necessary for communications If the parameters can t be obtained the Calibrator switches to the parameters that were manually entered into the Calibrator To disable or enable DHCP on the Calibrator From the LAN menu push the softkey labeled DHCP to toggle between on and off If DHCP is already enabled then on will be shown in the softkey label Remote Operations Configuring the Ethernet LAN Port Note After changing any Ethernet setting except the socket port the Calibrator must be powered off and
156. ters Response Example Description Example Sets the Ethernet static subnet mask Stores the setting in non volatile memory The static subnet mask must be entered as a quoted string in the form of XXX XXX XXX XXX A limited attempt to verify that the address is valid 1 e in the correct format is performed The static subnet mask will be used of DHCP Dynamic Host Configuration Protocol is disabled and will be applied the next time the unit is power cycled If DHCP is enabled the subnet mask is automatically set by the DHCP server lt string gt Ethernet static subnet mask SUBNETMASK 255 255 254 0 SUBNETMASK Returns the Enternet static subnet mask Initiates self test and returns a 0 for pass or a 1 for fail If any faults are detected they are displayed on screen terminal mode or are logged into the fault queue where they can be read by the ERR query computer mode 0 or 1 0 pass self test 1 fail self test TST Returns specified uncertainties for the present output If there are no specifications for an output returns zero 1 optional Preferred unit of primary output uncertainty or PCT default 2 optional Preferred unit of secondary output uncertainty or PCT default 1 float 90 day specified uncertainty of primary unit 2 float 1 year specified uncertainty of primary output 3 character Unit of primary output uncertainty 4 float 90 day specified uncertainty of secondary unit 5
157. tes abnormally Refer all questions of proper Calibrator operation to qualified service personnel A Caution To avoid damage to the Calibrator do not apply voltage in excess of the marked rating to any terminal Operation Overview The 5080A Calibrator may be operated at the front panel in the local mode or remotely using RS 232 or Ethernet ports For remote operations several software options are available to integrate 5080A operation into a wide variety of calibration requirements Typical local operations include front panel connections to the Unit Under Test UUT and then manual keystroke entries at the front panel to place the Calibrator in the desired output mode The front panel layout facilitates hand movements from left to right and multiply and divide keys make it easy to step up or down at the press of a single key You can also review 5080A Calibrator specifications at the push of two buttons The backlit liquid crystal display is easy to read from many different viewing angles and in different lighting conditions and the large easy to read keys are color coded and provide tactile feedback Where to Go from Here To locate specific information concerning the installation and operation of the 5080A Calibrator refer to the following list e Unpacking and setup Chapter 2 Preparing for Operation e AC line power and interface cabling Chapter 2 Preparing for Operation e Controls indicators and displays Chapte
158. the laboratory and is maintained by comparison to reference standards Zero error Same as offset error The reading shown on a meter when an input value of zero is applied is its zero or offset error A 7 5080A Operators Manual A 8 Appendix B RS 232 Cabling and Connector Serial Connector A 9 pin serial connector on the rear panel of the 5080A Calibrator is used to interface with a computer or controller The pin assignments or the rear panel serial connector conforms to EIA TIA 574 standard and is shown in Figure B 1 TRANSMIT DATA Tx DTE READY DTR RECEIVED DATA Rx GROUND A A fe 02 eps Figure B 1 Serial Port Connector Pinout B 1 5080A Operators Manual B 2 Appendix C Error Messages Error Messages The following is a list of the 5080A Calibrator error messages The error message format is shown in Table C 1 Table C 1 Error Messages and Format Error Number Message Class Description Text Characters 0 to 65535 QYE Query Error caused F Error is displayed on the Up to 36 text by a full input buffer front panel as it occurs characters unterminated action or interrupted action DDE Device Specific Error R Error is queued to the caused by the 5080A due to remote interface as it occurs some condition for example overrange EXE Execution Error S Error causes instrument to caused by an element go to Standby outside of or inconsistent with the 5080A capabilities none Err
159. the current default is Press a multiplier key if necessary For example press m The Control Display now shows the amplitude of your entries For example 123 456 mV and 234 56 mA below nn082f eps Press ENTER The calibrator clears your entry from the Control Display and copies it into the Output Display below is typical nn083f eps Press to activate the calibrator output When changing power output levels you must reenter both voltage and current in either order Enter voltage or current and then a watts entry value using A The remaining volts or current value is calculated and displayed 4 19 5080A Operators Manual nn322f eps e OUT selects AUX or 20A terminals Current outputs 3 A or above are always on the 20A terminals e LO s ties or opens a connection between front panel NORMAL LO and AUX LO terminals The front panel NORMAL LO and AUX LO terminals must be tied together either at the UUT or at the 5080A The default is tied Setting AC Power Output 4 20 Note Tie the terminals NORMAL LO and AUX LO together at the UUT or at the 5080A via the LO s softkey selection tied For optimum phase performance tie the LO terminals at the UUT At current levels gt 2 2 A tie the terminals at the UUT using heavy gauge wire 10 mQ resistance The calibrator produces an ac power output by sourcing an ac voltage on the NORMAL outputs and an ac current on the AUX outputs
160. tions 1 Introduction Introduction A A Warning If the 5080A Calibrator is operated in any way not specified by this manual or other documentation provided by Fluke the protection provided by the Calibrator may be impaired The 5080A Calibrator is a fully programmable precision source of the following DC voltage from 0 V to 1020 V AC voltage from 1 mV to 1020 V with output from 45 Hz to 1 kHz AC current from 29 uA to 20 5 A with variable frequency limits DC current from 0 to 20 5 A Discrete resistance values from a short circuit to 190 MQ Features of the 5080A Calibrator include the following Automatic meter error calculation and 10 keys that change the output value to pre determined cardinal values for various functions Programmable entry limits that prevent entering invalid amounts Simultaneous output of voltage and current up to an equivalent of 20 9 kVA Simultaneous output of two voltages Variable phase signal output EIA Standard RS 232 serial data interface for printing displaying or transferring internally stored calibration constants and for remote control of the 5080A Safety Information This Calibrator complies with ANSI ISA 61010 1 82 02 01 CAN CSA C22 2 No 61010 1 04 ANSI UL 61010 1 2004 EN 61010 1 2001 In this manual a Warning identifies conditions and actions that pose a hazard to the user A Caution identifies conditions and actions that may damage the Calibrator or the
161. to the primary output and enters error mode the same as using the Calibrator output adjustment knob in local operation Parameters lt tvalue gt Increment value Optional unit matching edit field lt value gt Decrement value Example INCR 00001 Load the error mode and increment the selected edit field by 00001 mV IPADDR lt string gt Description Sets the Ethernet Static IP address Stores the setting in non volatile memory The Static IP Address must be entered as a quoted string in the Parameters Example Query Remote Commands 6 Command Details form of XXX XXX XXX XXX A limited attempt to verify that the address is valid 1 e in the correct format is performed Static IP address will be used if DHCP Dynamic Host Configuration Protocol is disabled and will be applied the next time the Calibrator is power cycled When addressing some LAN addresses computers will often interpret 0 s in the IP address as OCTAL values As an example if you configure your IP address as 129 196 017 023 it maybe interpreted by some computers as 129 196 15 19 its decimal equivalent When entering 1p addresses remove leading zeros to remove any potential confusion lt string gt IP address IPADDR 129 196 137 118 T PADDR Returns the Ethernet IP address This command will return the setting of the Ethernet IP address Note if you have changed the IP address using the IPADDR command but have not power cycled the un
162. tor gain error Same as scale error Scale or gain error results when the slope of the meter s response curve is not exactly 1 A meter with only gain error no offset or linearity error will read 0 V with 0 V applied but something other than 10 V with 10 V applied ground The voltage reference point in a circuit Earth ground is a connection through a ground rod or other conductor to the earth usually accessible through the ground conductor in an ac power receptacle A 2 Glossary A ground loops Undesirable currents induced when there is more than one chassis ground potential in a system of instruments Ground loops can be minimized by connecting all instruments in a system to ground at a common point guard See voltage guard and current guard harmonics A waveform that is an integral multiple of the fundamental frequency For example a waveform that is twice the frequency of the fundamental is called the second harmonic International Systems of Units Same as SI System of Units the accepted system of units See also units base units and derived units legal units The highest echelon in a system of units for example the U S National Institute of Standards volt life cycle cost The consideration of all elements contributing to the cost of an instrument throughout its useful life This includes initial purchase cost service and maintenance cost and the cost of support equipment line
163. tor Refers to the displacement component of power factor the ratio of the active power of the fundamental wave in watts to the apparent power of the fundamental wave in volt amperes distortion Undesired changes in the waveform of a signal Harmonic distortion disturbs the original relationship between a frequency and other frequencies naturally related to it Intermodulation distortion 1md introduces new frequencies by the mixing of two or more original frequencies Other forms of distortion are phase distortion and transient distortion errors The different types of errors described in this glossary are offset error linearity error random error scale error systematic errors and transfer error flatness A measure of the variation of the actual output of an ac voltage source at different frequency points when set to the same nominal output level A flat voltage source exhibits very little error throughout its frequency range floor The part of the uncertainty specification of an instrument that is typically a fixed offset plus noise Floor can be expressed as units such as microvolts or counts of the least significant digit For the 5080A the floor specification is combined with fixed range errors in one term to determine total uncertainty full scale The maximum reading of a range of a meter analog to digital converter or other measurement device or the maximum attainable output on a range of a calibra
164. toranging enabled Returns the present value of the reference when editing the output error mode If not editing the output using the INCR command the return is 0 OE 00 The reference value is set with the OUT NEWREF or MULT commands To determine which quantity 1s being edited use the EDIT and OUT commands lt reference value gt REFOUT Returns 0E 00 when the output is not being edited Returns 2 500000E 01 for 250 when the output is being edited and the reference is for example 250 mV REMOTE Description Parameters Example RPT STR Description Parameters Query RST Description Parameters Example SP SET Description Remote Commands Command Details 6 Places the Calibrator into the remote state This command duplicates the IEEE 488 REN Remote Enable message When in the remote state the Control Display shows the softkey REMOTE CONTROL Go to Local Pressing this softkey returns the Calibrator to local operation If the front panel is locked out the Control Display shows the softkey REMOTE CONTROL LOCAL LOCK OUT See the LOCKOUT command To unlock the front panel use the LOCAL command or cycle the Calibrator power switch None REMOTE Loads the user report string The user report string can be read on the Control Display in local operation and appears on calibration reports The CALIBRATION switch must be set to ENABLE Sequential command string of up to 40 character
165. ultiply by 10 key immediately changes the output to 10X the reference value not necessarily the present output value if the value is within performance limits This key sets the 5080A to standby if this change is from a value 33 V to a value 233 V The ENTER key loads a newly entered output value shown on the Control Display into the 5080A which appears on the Output Display The new value can come from the numeric keypad If you press ENTER without identifying the units for the entry in most cases the 5080A keeps the units that were last used This allows you for example to enter 1 mV and then later enter 10 to obtain 10 V The V units were saved from the last entry but not the multiplier m In the Error edit mode ENTER with no value restores the output to the value of the reference Output Units Keys The output units keys determine the function of the 5080A Some keys have a second unit if the SHIFT key is pressed just before the units key The output units are as follows Volts or Decibels relative to 1 mW into 600 ohms impedance changeable Watts or amperes Ohms Frequency or seconds When a non zero frequency Hz value is entered the 5080A automatically switches to ac When a new signed or output value is entered without specifying Hz the 5080A automatically switches back to dc or enter 0 Hz to move back to volts dc SHIFT The SHIFT key selects alternate functions of the units keys and alternate mult
166. ummary cont Sets the output of the Calibrator and establishes a new reference point for the error premens tmr Ir lou Returns the output amplitudes and Returns the output amplitudes and frequency of the Calibrator of the Calibrator The NORMAL terminal EM a is the phase reference PHASE Returns the Returns the phase difference between the NORMAL and AUX terminals difference between the NORMAL and AUX terminals ZCOMP Activates 2 wire or 4 wire or deactivates impedance compensation ZCOMP Returns whether or not impedance compensation is active and if active which type Table 6 5 RS 232 Host Port Command Summary LOCAL Puts the Calibrator into the local state LOCKOUT Puts the Calibrator into the lockout state This command duplicates the IEEE 488 LLO Local Lockout message REMOTE Puts the Calibrator into the remote state This command duplicates the IEEE 488 REN Remote Enable message SPLSTR Sets the serial remote mode Serial Poll response string ST ete te ee Sire at __ SRQSTR Sets the serial remote mode SRQ Service Request response up to 40 characters 6 5080A Operators Manual Table 6 6 Setup and Utility Command Summary CLOCK Sets the real time clock CLOCK Queries the real time clock DBMZ D Sets the power up and reset default impedance used for dBm outputs ac volts DBMZ D Returns the power up and reset default impedance used for dBm outputs ac volts Lr Use with
167. unless the rear panel CALIBRATION switch is in the ENABLE position CLOCK when setting date but not time FORMAT ALL FORMAT CAL PUD Attempting to use any of these commands with the CALIBRATION switch in the NORMAL position logs an error into the error queue Or it returns the error message if in the RS 232 Terminal Mode Command Syntax The following syntax rules apply to all the remote commands Information about syntax of response messages is also given Parameter Syntax Rules Table lists the units accepted in command pareameters and used in responses All commands and units may be entered in UPPER or lower case 5 13 5080A Operators Manual 5 14 Table 5 2 Units Accepted in Parameters and Used in Responses wm im General Rules The general rules for parameter usage 1s as follows 1 When a command has more than one parameter the parameters must be separated by commas For example OUT 1V 2A 2 Numeric parameters may have up 15 significant digits and their exponents can be in the range 1 0E 20 Including too many or too few parameters causes a command error Null parameters cause an error for example the adjacent commas inOUT 1V 2A Expressions for example 4 2 13 are not allowed as parameters NC que cm Binary Block Data can be in one of two forms Indefinite Length and Definite Length format both IEEE 488 2 standards Indefinite Length The Indefinite Length format accepts data bytes
168. use specifications A compilation of specifications that satisfies the calibration requirements of a measurement system or device The minimum use specifications are usually determined by maintaining a specified test uncertainty ratio between the calibration equipment and the unit under test noise A signal containing no useful information that is superimposed on a desired or expected signal normal mode noise An undesired signal that appears between the terminals of a device offset error Same as zero error The reading shown on a meter when an input value of zero is applied is its offset or zero error parameters Independent variables in a measurement process such as temperature humidity test lead resistance etc power factor The ratio of actual power used in a circuit expressed in watts to the power which is apparently being drawn from the source expressed in volt amperes precision The precision of a measurement process is the coherence or the closeness to the one result of all measurement results High precision for example would result in a tight pattern of arrow hits on a target without respect to where on the target the tight pattern falls predictability A measure of how accurately the output value of a device can be assumed after a known time following calibration If a device is highly stable it 1s also predictable If a device is not highly stable but its value changes at the same rate every time after calibrat
169. utput 0 is returned Dual outputs are noted with P for primary output front panel NORMAL terminals and S for secondary output front panel AUX terminals primary output secondary output gt DC330MV 0 DC volts 330 mV range DC330MA A 0 DC current 33 mA range AC3 3V 0 AC volts 3 3 V range AC330MA A 0 AC current 330 mA range R1 OKOHM O0 Ohms 1 kQ range DC3 3V P DC3A AS DC power 3 3 V 3 A ranges ACSSO0V D ACZOA 29 AC power 330 V 20 A ranges DC330MV P DC3 3V S Dual dc volts 330 mV 3 3 V ranges AC330V_P AC3 3V S Dual ac volts 330 V 3 3 V ranges Returns the symbolic name of the single or first output and return the symbolic name of the second output 0 if there is no second output RANGELCK ON OFF Description Parameters Example Query REFOUT Description Response Examples Locks in the present range or selects auto ranging for dc voltage and dc current single outputs The range automatically unlocks if the output function changes for example from dc volts to dc current When RANGELCK is on this is equivalent to the softkey range lock showing locked When RANGELCK is off this is equivalent to the softkey range lock showing auto ON Locks the dc volts or dc current range OFF Unlocks the dc volts or dc current range for autoranging RANGELCK OFF Allows autoranging for dc volts and dc current RANGELCK Returns ON or OFF Returns OFF when the range for dc volts or dc current is not locked au
170. utput Limits Voltages NORMAL Voltages AUX Power Factor PF 0 to 1020 V 0 to 20 5 A Otos7V oo 45 to 65 Hz 33 mV to 1000 V 3 3 mA to 20 5 A 100 mV to 5 V 330 mV to 1000 V 33 mA to 2 9999 A 100 mV to 5 V 65 to 500 Hz 3 3 V to 1000 V 33 mA to 20 5 A 100 mV to 5 V 500 Hz to 1 kHz 330 mV to 1000 V 33 mA to 20 5 A 100 mV to 5 V Notes The range of voltages and currents shown in DC Voltage Specifications DC Current Specifications AC Voltage Specifications and AC Current Specifications are available in the power and dual output modes except that the minimum current for AC power is 0 33 mA However only the voltages and currents shown in this table are specified See Calculating Power Specifications to determine the specification at any points within this table The phase adjustment range for dual AC outputs is 0 to 179 9 The phase resolution for dual AC outputs is 0 1 degree Power and dual output amplitude settling times are typically 9 seconds Introduction and Specifications 1 Detailed Specifications Phase Specification 1 year tcal 5 C A ug rr EM 500 He to tke O 1 See Power and Dual Output Limit specifications for applicable outputs 2 Phase settling times are typically 18 seconds additional Power Factor Adder due to Phase Error Phase o Watts Phase b VARs 451065Hz 6510500Hz 500Hzto1kHz o 9 199 oo 00 0394 310 8 09 o0 98
171. wish to terminate the Ethernet connection you may do so one of two ways l Change the Calibrator s remote interface port to something other than LAN 2 Terminate the Telnet session on the client computer If you have established a LAN connection to the Calibrator using Telnet and change the remote interface port using the Calibrator s front panel the LAN server in the Calibrator will automatically terminate the Telnet session on the client computer On the other hand you may wish to terminate the Telnet session on the client computer 5 9 5080A Operators Manual 5 10 but maintain the current LAN remote interface port configuration Client Telnet session termination can vary from computer to computer but typically terminating the shell or command window in DOS will terminate the telnet session When the client terminates the Telnet session the LAN server in the Calibrator will go back into isten mode waiting for a new client to make a LAN connection request Changing Between Remote and Local Operation In addition to local mode front panel operation and remote the Calibrator can be placed in a local lockout condition at any time by command of the controller Combined the local remote and lockout conditions yield four possible operating states described as follows Local State The Calibrator responds to local and remote commands This is normal front panel operation All remote commands are allowed to execute Local and Lockou
172. x PUD string cleared 1 Output Display and Control Display respectively There are 8 levels 0 1 2 3 4 5 6 7 FULLHOSTNAME Description Get the hostname domainname of the Calibrator When the DHCP server allocates a dynamic IP address it associates it with the entered hostname and the domain that the host resides on The FULLHOSTNAME command will return the hostname domainname from the DNS server e g if hostname is FLUKEI and the DHCP server is on the na flukecorp com domain FLUKE 1 na flukecorp con will be returned by the DNS server Response lt string gt Fully qualified hostname FUNC Description Function query Returns the present output measurement or calibration function See the response below for output amp measurement modes Response DCV DC volts function ACV AC volts function DCI DC current function ACI AC current function RES Ohms function DC_POWER DC power function AC POWER AC power function DCV DCV Dual dc volts function ACV ACV Dual ac volts function Example FUNC 6 13 5080A Operators Manual GWADDRY lt string gt Description Sets the default Ethernet static gateway IP address Stores the setting in non volatile memory The static default gateway address must be entered as a quoted string in the form of XXX XXX XXX XXX A limited attempt to verify that the address is valid 1 e in the correct format is performed The static default gateway address will be used 1f DHCP Dynamic Host
173. xample press m Press A The Control Display now shows the amplitude of your voltage and current entries For example 123 45 mV and 234 56 mA below nn085f eps Press the numeric keys and decimal point key to enter the desired frequency output maximum five numeric keys Then press the key For example 983 2 Hz The Control Display now shows your entries For example 123 45 mV and 234 56 mA at 983 2 Hz below nn086f eps Press ENTER The calibrator clears your entry from the Control Display and copies it into the Output Display below 1s typical Press to activate the calibrator output When changing power output levels you must reenter both voltage and current in either order nn087f eps Enter voltage or current and then a watts entry value using Fa The remaining volts or current value is calculated and displayed Three softkey labels appear on the Control Display WAVE MENUS I OUT AUX or 20A terminals and LCOMP off or on The Control Display also shows the real power output for sine waves Power out is computed as Power Cosine Volts x Current where is the phase difference between the volts and current waveforms Cosine is also known as the Power Factor PF 4 21 5080A Operators Manual 4 22 See the Adjusting the Phase Section nnO088f eps Setting a Dual DC Voltage Output Note Tie the terminals NORMAL LO and AUX LO together at the UUT or at the 5080A
174. xisting reference by 2 5 creating a new reference For example an existing reference of 1 V is multiplied to 2 5 V sets the new reference to the present Calibrator output value and exit the error mode if selected For example you might edit the Calibrator output using the EDIT and INCR commands and then use the NEWREF command to establish a new reference point and exit the error mode This is the same as pressing the Calibrator front panel key NEWREF Set the reference value to the current Calibrator output value Sets the Calibrator output to the reference value and exit the error mode if selected If editing the output using the EDI T and INCR commands and you want to return to the reference value use the OLDREF command If editing the output and you want to make the edited value the new reference use the NEWREF command OLDREF Set the output to the existing reference value clearing editing changes Calibrator On Time query returns the time in minutes since the Calibrator was most recently powered up minutes Example OPC Description Example Query OPER Description Example Query OPT Description Response OUT value Description Parameters Remote Commands Command Details 6 Returns 47 to indicate 47 minutes since the Calibrator was last powered up ONTIME Operations Complete command sets bit 0 OPC of the Event Status Register to 1 when all pending device
175. y time it 1s read The read the contents of the ESE send the remote command ESE The ESE is not cleared when it is read When you read either register the Calibrator responds by sending a decimal number that when converted to binary represents bits 0 through 15 Instrument Status Register ISR The Instrument Status Register ISR gives the controller access to the state of the Calibrator including some of the information presented to the operator on the Control Display and the display annunciators during local operation Instrument Status Change Registers 5 20 Remote Operations 5 Checking 5080A Status There are two registers dedicated to monitoring changes in the ISR These are the ISCRO Instrument Status 1 0 Change Register and the ISCR1 Instrument Status 0 1 Change Register Each status change register has an associated mask register Each ISCR is cleared set to 0 when the Calibrator is turned on every time it is read and at each CLS Clear Status command Instrument Status Change Enable Registers The Instrument Status Change Enable registers ISCEO and ISCE1 are instrument status change enable mask registers for the ISCRO and ISCR1 registers If a bit in the ISCE is enabled set to 1 and the corresponding bit in the ISCR makes the appropriate transition the ISCB bit in the Status Byte is set to 1 If all bits in the ISCE are disabled set to 0 the ISCB bit in the Status Byte never goes to 1 The contents of the ISCE

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