Keithley 2001 Quick Reference Manual Download Page 80

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:RESistance

:AVERage

:ADVanced

:NTOLerance?

[:STATe]

[:STATe]?

[:STATe]

[:STATe]?
:AUTO

:AUTO ONCE

:AUTO?

:OCOMpensated

:OCOMpensated?

Query noise tolerance

level.

Enable (1 or ON) or dis-

able (0 or OFF)
advanced filter.

Query state of advanced

filter.

Enable (1 or ON) or disable

(0 or OFF) filter.

Query state of digital filter.
Enable (1 or ON) or disable

(0 or OFF) auto filter.

Enable and then disable

auto filter.

Query auto filter.

Enable (1 or ON) or disable (0

or OFF) Offset Compensa-
tion.

Query Offset Compensation.

:FRESistance

:APERture <n>

:AUTO

:AUTO ONCE

:AUTO?

:APERture?

:NPLCycles <n>

:AUTO

:AUTO ONCE

:AUTO?

:NPLCycles?

Path to configure four-wire resis-

tance:
Specify integration rate in sec-

onds (166.67e-6 to 200e-3).
Enable (1 or ON) or disable

(0 or OFF) auto aperture.

Enable and then disable

auto aperture.

Query auto aperture (0 or 1).

Query aperture (integration

rate).

Specify integration rate in

number of line cycles (0.01
to 10).
Enable (1 or ON) or disable

(0 or OFF) auto NPLC.

Enable and then disable

auto NPLC.

Query auto line cycle inte-

gration (0 or 1).

Query line cycle integration

rate.

Table 29. Sense command summary (cont.)

Command

Description

Summary of Contents for 2001

Page 1: ...Model 2001 Multimeter Quick Reference Guide...

Page 3: ...Safety Precautions 1 Introduction 5 Operation Summary 6 Multiple Displays 11 Menu Structures 13 Default Conditions 32 Error and Status Messages 48 IEEE 488 2 Common Commands and Queries 56 SCPI Comma...

Page 4: ...perators are adequately trained Operators use the product for its intended function They must be trained in electrical safety procedures and proper use of the instrument They must be protected from el...

Page 5: ...A 199 2000 2001 2002 and 2010 are Installation Category II All other instruments signal terminals are Installation Category I and must not be connected to mains Do not connect switching cards directly...

Page 6: ...re hazard Chassis connections must only be used as shield connections for measuring circuits NOT as safety earth ground connections If you are using a test fixture keep the lid closed while power is a...

Page 7: ...as long as they are equivalent to the original component Note that selected parts should be purchased only through Keithley Instruments to maintain ac curacy and functionality of the product If you ar...

Page 8: ...etailed information con sult the Model 2001 Operator s Manual the Model 2001 Calibration Manual and the Model 2001 SCAN Scanner Card Instruction Manual All Keithley product names are trademarks or reg...

Page 9: ...wing steps 1 Press the MENU key to display the main menu MAIN MENU SAVESETUP GPIB CALIBRATION TEST LIMITS STATUS MSG GENERAL 2 If the SAVESETUP option is not blinking press the key until it is blinkin...

Page 10: ...2001 Operator s Manual The following steps summarize making DC voltage mea surements with the Model 2001 1 Select the front input jacks with the INPUTS button outer position for front jacks inner posi...

Page 11: ...guration menus For example to configure the DC voltage function to store high speed measurements follow these steps 1 Press CONFIG key and then the DCV key to view Figure 1 Typical DC voltage connecti...

Page 12: ...the speed it will be set to 4 5d automatically 4 Press EXIT to return to the normal display To store readings in the instrument s data storage buffer perform the following 1 Press the STORE key The fo...

Page 13: ...ta such as maximum and minimum readings The following code fragment configures the Model 2001 for high speed DC voltage readings stores 100 readings and sends the readings over the bus 100 OUTPUT 716...

Page 14: ...ed bar graph Maximum and minimum values Relative and actual values Calculated and actual values see Note 1 Limits bar graph see Note 1 Adjacent channel readings see Note 2 DC voltage DC volts AC rippl...

Page 15: ...r Maximum and minimum values Average and standard deviation Notes 1 Multiple displays for calculated values and limits bar graph are not available for the frequency function 2 The multiple display for...

Page 16: ...s Once in a menu structure place the cursor and keys on the desired selection and press ENTER Use the cursor keys RANGE and RANGE keys to enter parameters Use the EXIT key to back out of a menu struct...

Page 17: ...u item Description SPEED NORMAL FAST MEDIUM HIACCURACY SET SPEED EXACTLY SET BY RSLN Measurement speed integration time menu Select 1 PLC power line cycle 16 67msec for 60Hz 20msec for 50Hz and 400Hz...

Page 18: ...ference imped ance COUPLING AC AC DC Coupling menu Select AC coupled measurements Select DC coupled measurements AC TYPE RMS AVERAGE PEAK LOW FREQ RMS POSITIVE PEAK NEGATIVE PEAK Type of ACV measureme...

Page 19: ...VERAGING MODE Digital filter menu Default to filter appropriate for inte gration time Program a simple average filter 1 100 readings Program a simple average filter 1 100 readings with a noise tol era...

Page 20: ...ERAGING MODE Digital filter menu Default to filter appropriate for inte gration time Program a simple average filter 1 100 readings Program a simple average filter 1 100 readings with a noise toler an...

Page 21: ...CED AVERAGING MODE Digital filter menu Default to filter appropriate for inte gration time Program a simple average filter 1 100 readings Program a simple average filter 1 100 readings with a noise to...

Page 22: ...ADVANCED AVERAGING MODE Digital filter menu Default to filter appropriate for inte gration time Program a simple average filter 1 100 readings Program a simple average filter 1 100 readings with a no...

Page 23: ...ION 4 DIGITS 5 DIGITS Display resolution menu Select a specific resolution INPUT TERMINALS VOLTAGE CURRENT Input terminals for frequency measurements menu Select INPUT HI and INPUT LO terminals Select...

Page 24: ...NCTIONS CONFIGURE ACQUIRE REF TEMP Thermocouple setup menu Select desired thermocouple type J K T E R S B Configure reference junction menu JN1 thru JN5 Configure simulated or real junction Acquire re...

Page 25: ...ration time Select simple average filter 1 100 readings Select moving average or repeating average mode RESLN AUTO 1 0 1 0 01 0 001 Display resolution menu Default to resolution appropri ate for senso...

Page 26: ...key to control measuring Use bus triggers to control measuring Use Trigger Link triggers to control measuring Enter Trigger Link mode and lines Use a timer to control mea suring and enter interval bet...

Page 27: ...trol scanning Use Trigger Link triggers to control scanning Enter Trigger Link lines Use a timer to control scanning and enter inter val between scans 0 001 999999 999sec Use to hold up the mea sureme...

Page 28: ...G key to arm meter Use bus triggers to arm meter Use Trigger Link triggers to arm meter Enter Trigger Link lines Use to hold up the mea surement in the arm layer Define number of times to arm meter Co...

Page 29: ...eading units reading and status overflow Select type of buffer control Fill buffer with readings and stop Wait for pretrigger event store before and after readings Enter percentage of stored read ings...

Page 30: ...GING MODE Select moving average or repeating aver age mode Table 13 CONFIGURE MATH menu structure Menu item Description NONE Select no calculation when MATH key is pressed mX b Select mX b calculation...

Page 31: ...al chan nels Use to select channel functions Select channel using range and cursor keys Select function using cursor keys SAVE ALT FCN RESTORE ALT FUNCTION Stores present function as alternate Restore...

Page 32: ...etup at a memory location up to 1 5 or 10 Return 2001 to setup stored at a memory location up to 1 5 or 10 Power on Menu Power on to bench default setup conditions Power on to GPIB default setup condi...

Page 33: ...menu Enable disable page breaks Set number line between form feeds 1 255 Select GPIB data elements read ing units reading number channel number timestamp status Display IEEE 488 bus status byte CALIB...

Page 34: ...o signify limits pass STATUS MSG Enable disable status message mode GENERAL DIGITAL I O OUTPUT STATE OUTPUT SENSE INPUT SERIAL AUTOZERO General menu Digital I O menu Check change states of digital out...

Page 35: ...to 5 5d Normal 1 PLC RMS AC Off Off Off 10 On 10 5 Repeat Auto Off 0 0 Auto 5 5d Normal 1 PLC AC voltage AC type Peak spikes window Coupling Filter Auto Averaging Readings Advanced Readings Noise tole...

Page 36: ...epeat Normal Auto Off 0 0 Auto 6 5d Normal 1 PLC DC voltage Filter Auto Averaging Readings Advanced Readings Noise tolerance level Filter mode Range Relative Value Resolution Speed On On Off 10 On 10...

Page 37: ...1 0 0 1 0 0 Off 0 Line synchronization Off Off Math Function Reference for percent Scale factor for mX b Offset for mX b Off Percent 1 0 1 0 0 0 Off Percent 1 0 1 0 0 0 Resistance 2 wire Filter Auto...

Page 38: ...at Off Auto 200k Off 0 0 Auto 6 5d Normal 1 PLC Scanning Channels Scan list Internal list External list Function Scan operation Ratio Reference channel Measure channel Function Delta Reference channel...

Page 39: ...Off On 10 Repeat Off 0 0 Auto 0 01 C PT385 100 0 00385 0 111 1 507 Temperature Sensor Speed Thermocouples Type Reference junction Default temperature Real junction temp coefficient Offset Units 4 wir...

Page 40: ...tput Timer Delay Count Control Armed Immediate Line 2 Line 1 1 Acceptor Immediate Line 2 Line 1 0 Infinite Acceptor Immediate Asynchronous Line 2 Line 1 0 1sec 0 Infinite Acceptor Idled Immediate Line...

Page 41: ...late1 STATe FORMat MMFactor MBFactor PERCent 0 OFF PERCent 1 0 0 0 1 0 0 OFF PERCent 1 0 0 0 1 0 Calculate 2 subsystem CALCulate2 STATe FORMat 0 OFF NONE 0 OFF NONE Calculate 3 subsystem CALCulate3 LI...

Page 42: ...ffected 0 OFF unaffected unaffected unaffected unaffected unaffected Format subsystem FORMat DATA BORDer ELEMents ASCII SWAPped READing ASCII SWAPped all Output commands All commands unaffected unaffe...

Page 43: ...C APERture AUTO NPLCycles AUTO COUPling RANGe UPPer AUTO ULIMit LLIMit REFerence STATe DIGits AUTO AVERage STATe AUTO COUNt TCONtrol ADVanced STATe NTOLerance DETector FUNCtion 1 LineFreq 0 OFF 1 0 OF...

Page 44: ...4 0 0 0 OFF 7 1 ON 0 OFF 0 OFF 10 REPeat 1 ON 1 NORMal 1 LineFreq 0 OFF 1 0 OFF 2 1 1 ON 2 1 2 0E 4 0 0 0 OFF 7 1 ON 1 ON 1 ON 10 MOV 1 ON 1 NORMal AC voltage commands SENSe1 VOLTage AC APERture AUTO...

Page 45: ...voltage commands SENSe1 VOLTage DC APERture NPLCycle AUTO RANGe UPPer AUTO ULIMit LLIMit REFerence STATe DIGits AUTO AVERage STATe AUTO COUNt TCONtrol ADVanced STATe NTOLerance 1 LineFreq 1 0 OFF 1100...

Page 46: ...e1 RESistance APERture AUTO NPLCycles AUTO RANGe UPPer AUTO ULIMit LLIMit REFerence STATe DIGits AUTO OCOMpensated AVERage STATe AUTO COUNt TCONtrol ADVanced STATe NTOLerance 1 LineFreq 0 OFF 1 0 OFF...

Page 47: ...OFF 0 OFF 10 REPeat 1 ON 1 1 LineFreq 0 OFF 1 0 OFF 2 1E 5 1 ON 2 1E 5 20 0 0 0 OFF 7 1 ON 0 OFF 1 ON 1 ON 10 MOVing 1 ON 1 Temperature commands SENSe1 TEMPerature APERture AUTO NPLCycles AUTO REFeren...

Page 48: ...et TRANsducer RTD TYPE ALPHa BETA DELTa RZERo TCouple TYPE 23 C 0 01 0 01 SIMulated 23 C 0 01 0 01 SIMulated 23 C 0 01 0 01 SIMulated 23 C 0 01 0 01 SIMulated 23 C 0 01 0 01 FRTD PT385 0 00385 0 111 1...

Page 49: ...OURce TCONfigure DIRection ASYNchronous ILINe OLINe LAYer2 COUNt DELay SOURce TIMer TCONfigure DIRection ASYNchronous ILINe OLINe TRIGger SEQuence1 COUNt DELay SOURce TIMer TCONfigure PROTcol DIRectio...

Page 50: ...LINE 2 1 1 2 1 1 Status subsystem All commands unaffected unaffected Trace subsystem All commands unaffected unaffected Unit commands UNIT TEMPerature VOLTage AC DB REFerence DBM IMPedance C V 1 75 C...

Page 51: ...bration Manual EE 312 310 309 308 306 305 304 303 302 301 Buffer Pretriggered Buffer full Buffer half full Buffer Available Reading Available High limit 2 event Low limit 2 event High limit 1 event Lo...

Page 52: ...large Too many digits in number Numeric data not allowed EE EE EE EE EE 140 141 144 148 Character data error Invalid character data Character data too long Character data not allowed EE EE EE EE 150 1...

Page 53: ...data Illegal parameter value EE EE EE EE EE 230 241 260 Data corrupt or stale Hardware missing Expression Error EE EE EE 314 330 350 Save recall memory lost Self Test failed Queue overflow EE EE EE 41...

Page 54: ...N Power On URQ User Request CME Command Error EXE Execution Error DDE Device Dependent Error QYE Query Error OPC Operation Complete Logical AND OR Logical OR OPC PON B7 URQ B6 CME B5 EXE B4 DDE B3 QYE...

Page 55: ...er B15 B11 Idle B10 B9 B8 B7 Arm B6 Trig B5 B4 B3 B2 Set B1 B0 Operation Event Enable Register To Operation Summary Bit OSB of Status Byte Register See figure 6 PTR Positive Transition Filter NTR Nega...

Page 56: ...re 6 PTR Positive Transition Filter NTR Negative Transition Filter PTR Measurement NTR Transition Filter B15 B12 B10 B9 B8 B7 B6 RAV B5 B4 B3 B2 LL1 B1 B0 Measurement Condition Register BFL HL2 HL1 RO...

Page 57: ...e Transition Register NTR Negative Transition Register 0 B13 B9 B14 B8 B15 0 Cal B13 B9 B14 B8 B15 0 Warn Cal PTR NTR Questionable Transition Filter Questionable Event Register B13 B9 B14 B8 B15 To Qu...

Page 58: ...ion Summary Bit MSS Master Summary Status RQS Request for Service ESB Event Summary Bit MAV Message Available QSB Questionable Summary Bit EAV Error Available MSB Measurement Summary Bit Logical AND O...

Page 59: ...command Sets the OPC bit in the Stan dard Event Status Register after all pending commands have been executed OPC Operation com plete query Places an ASCII 1 into the output queue when all pend ing se...

Page 60: ...y Reads Status Byte Register TRG Trigger command Issues a bus trigger TST Self test query Performs a checksum test on ROM and return the results WAI Wait to continue command Wait until all previous co...

Page 61: ...mand Description FETCh Requests the latest reading SCPI or a fresh reading FRESh CONFigure function Places the 2001 in a one shot mea surement mode for the specified func tion READ Performs an ABORt I...

Page 62: ...on Recalculate raw input data in buffer Read math result of CALC 2 CALCulate3 LIMit 1 UPPer DATA n DATA SOURce NRf SOURce LOWer DATA n DATA SOURce NRf SOURce STATe b STATe FAIL CLEAR Subsystem to cont...

Page 63: ...re lower limit Specify lower limit 9 999999e35 to 9 999999e35 Query lower limit Specify digital output 0 to 15 Query source digital output value Enable 1 or ON or disable 0 or OFF limit test Query sta...

Page 64: ...nlocked Save cal constants to EEPROM Download cal constants from 2001 Send cal date to 2001 Request cal date from 2001 Send next due cal date to 2001 Request next due cal date from 2001 Low level cali...

Page 65: ...on DISPlay WINDow 1 TEXT DATA a DATA STATe b STATe DATA Path to locate message to top display Path to control user text messages Define ASCII message a using up to 20 characters Query text message Ena...

Page 66: ...nt panel display Query state of the display 0 or 1 Table 26 FORMat command summary Command Description FORMat DATA type length DATA ELEMents item list ELEMents BORDer name BORDer Select data format AS...

Page 67: ...line 3 Select polarity active AHIGH or active ALOW Query polarity of line 3 Path to set polarity of digital out put line 4 Select polarity active AHIGH or active ALOW Query polarity of line 4 Table 28...

Page 68: ...ent function to specified channels Query function for each speci fied channel Command path to configure ratio calculation Specify function for Ratio VOLTage DC RESis tance or FRESistance Query Ratio f...

Page 69: ...ESh Path to control an Alternate setup Save current setup as Alternate setup Return instrument to Alternate setup Select measurement function VOLTage AC VOLTage DC RESistance FRESis tance CURRent AC C...

Page 70: ...le auto aperture Query auto aperture 0 or 1 Query aperture integration rate Specify integration rate num ber of line cycles 0 01 to 10 Enable 1 or ON or disable 0 or OFF auto NPLC Enable and then disa...

Page 71: ...1 or ON or disable 0 or OFF REL Query state of REL 0 or 1 Use input signal as refer ence Query reference REL value Specify measurement resolu tion 4 to 8 Enable 1 or ON or disable 0 or OFF auto resolu...

Page 72: ...AUTO ONCE AUTO NPLCycles RANGe UPPer n UPPer AUTO b Path to configure DC current Specify integration rate in sec onds 166 67e 6 to 200e 3 Enable 1 or ON or disable 0 or OFF auto aperture Enable and t...

Page 73: ...1 or ON or disable 0 or OFF REL Query state of REL 0 or 1 Use input signal as refer ence Query reference REL value Specify measurement resolu tion 4 to 8 Enable 1 or ON or disable 0 or OFF auto resolu...

Page 74: ...ling AC DC COUPling RANGe UPPer n UPPer Path to configure AC voltage Specify integration rate in sec onds 166 67e 6 to 200e 3 Enable 1 or ON or disable 0 or OFF auto aperture Enable and then disable a...

Page 75: ...ge Specify reference REL value 775 to 775 Enable 1 or ON or disable 0 or OFF REL Query state of REL 0 or 1 Use input signal as refer ence Query reference REL value Specify measurement resolu tion 4 to...

Page 76: ...t RMS AVERage PEAK LFRMs NPeak PPeak Query detector function Specify window in seconds 0 1 to 9 9 Query peak spike detection window VOLTage DC APERture n AUTO b AUTO ONCE AUTO APERture NPLCycles n AUT...

Page 77: ...pecify upper limit for auto range 0 to 1100 Query upper limit Specify lower limit for auto range 0 to 1100 Query lower limit Query auto range Specify reference REL value 1100 to 1100 Enable 1 or ON or...

Page 78: ...r Query auto filter RESistance APERture n AUTO b AUTO ONCE AUTO APERture NPLCycles n AUTO b AUTO ONCE AUTO NPLCycles RANGe Path to configure resistance Specify integration rate in sec onds 166 67e 6 t...

Page 79: ...9 Query lower limit Query auto range Specify reference REL value 1 05e9 to 1 05e9 Enable 1 or ON or disable 0 or OFF REL Query state of REL 0 or 1 Use input signal as refer ence Query reference REL va...

Page 80: ...pensa tion Query Offset Compensation FRESistance APERture n AUTO b AUTO ONCE AUTO APERture NPLCycles n AUTO b AUTO ONCE AUTO NPLCycles Path to configure four wire resis tance Specify integration rate...

Page 81: ...to range 0 to 2 1e5 Query lower limit Query auto range Specify reference REL value 2 1e5 to 2 1e5 Enable 1 or ON or disable 0 or OFF REL Query state of REL 0 or 1 Use input signal as refer ence Query...

Page 82: ...tion Query Offset Compensation FREQuency COUPling AC DC COUPling REFerence n STATe b STATe ACQuire REFerence DIGits n DIGits SOURce name SOURce THReshold CURRent RANGe n RANGe Path to configure frequ...

Page 83: ...e resis tance Specify integration rate in sec onds 166 67e 6 to 200e 3 Enable 1 or ON or disable 0 or OFF auto aperture Enable and then disable auto aperture Query auto aperture 0 or 1 Query aperture...

Page 84: ...lter type MOVing REPeat Query filter type Specify filter count 1 to 100 Query filter count Enable 1 or ON or disable 0 or OFF filter Query state of digital filter Enable 1 or ON or disable 0 or OFF au...

Page 85: ...onfigure reference junctions Z 1 to 5 Select reference type SIMu lated REAL Query reference type Specify simulated rempera ture Query simluated tempera ture Command path to specify real reference junc...

Page 86: ...command summary Commands Description STATus MEASurement EVENt ENABle NRf ENABle PTRansition NRf PTRansition NTRansition NRf NTRansition CONDition OPERation EVENt ENABle NRf ENABle PTRansition NRf PTRa...

Page 87: ...the enable register Program the positive tran sition register Read the positive transi tion register Program the negative tran sition register Read the negative transi tion register Read the conditio...

Page 88: ...dition regis ter Path to control questionable event registers Read the event register Program the enable register Read the enable register Program the positive transi tion register Read the positive t...

Page 89: ...f SCPI stan dard Query read Error Queue Path to set up auto zero Select auto zero mode NOR Mal SYNChronous Query auto zero mode 0 or 1 Enable 1 or ON or disable 0 or OFF auto zero Query auto zero 0 or...

Page 90: ...es in use Select element group FULL COMPact Query element group Specify size of buffer Enable 1 or ON or dis able auto buffer sizing Query state of auto buffer sizing Query buffer size Select source o...

Page 91: ...Path to program arm layer 1 Loop around control source Program arm count 1 to 99999 or INF Query arm count Select control source HOLD IMMediate MANual BUS TLINk EXTernal Query control source Loop aro...

Page 92: ...uery output line Path to program trigger layer Loop around control source Program measure count 1 to 99999 or INF Query measure count Program delay 0 to 999999 999 sec Query delay Select control sourc...

Page 93: ...name DB REFerence n REFerence DBM IMPedance n IMPedance AC Select temperature measurement units C CEL F FAR K Query temperature units Path to configure ACV units Select ACV measurement units V DB DBM...

Page 94: ...Keithley Instruments Inc 28775 Aurora Road Cleveland Ohio 44139 Printed in the U S A...

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