Keithley 2001 User Manual

SCPI Command Subsystems
D-18
:SYSTem
:AZERo
:TYPE <name>
:TYPE?
:STATe <b>
:STATe?
:AMEThod <name>
:AMEThod?
:LSYNc
:STATe <b>
:STATe?
:KEY <NRf>
:KEY?
:CLEar
:FETCh
:FORMat <name>
Path to set up auto-zero.
Select auto-zero mode: NORMal, SYNChronous.
Query auto-zero mode (0 or 1).
Enable (1 or ON) or disable (0 or OFF) auto-zero.
Query auto-zero (0 or 1).
Select reading acquisition method: BURSt, NORMal, ASTReam, SSTReam
Query acquisition method.
Path to control line synchronization of measurements.
Enable (1 or ON) or disable (0 or OFF) line sync.
Query line sync (0 or 1).
Simulate key-press (1 to 31; see Figure 4-40).
Query the last “pressed” key.
Clears messages from the Error Queue.
Path to set fetch format:
Select format for :FETCh? command; SCPI or FRESh.
Table D-11
TRACe command summary
Command Description
:TRACe|:DATA
:CLEar [BUFFER,]
:FREE? [BUFFER,]
:EGRoup [BUFFER,] <name>
:EGRoup? [BUFFER,]
:POINts [BUFFER,] <n>
:AUTO [BUFFER,] <b>
:AUTO? [BUFFER,]
:POINts? [BUFFER,]
:FEED [BUFFER,] <name>
:PRETrigger
:AMOunt
[:PERCent] [BUFFER,] <n>
[:PERCent]? [BUFFER,]
:READings [BUFFER,] <n>
:READings? [BUFFER,]
:SOURce [BUFFER,]
<name>
:SOURce? [BUFFER,]
:CONTrol [BUFFER,] <name>
:CONTrol? [BUFFER,]
:FEED? [BUFFER,]
:DATA? [BUFFER,]
Use :TRACe or :DATA as root command.
Clear readings from buffer.
Query bytes available and bytes in use.
Select element group: FULL, COMPact.
Query element group.
Specify size of buffer.
Enable (1 or ON) or disable auto buffer sizing.
Query state of auto buffer sizing.
Query buffer size.
Select source of readings: SENSe[1], CALCulate[1], NONE.
Path to configure pre-trigger storage mode.
Path to specify number of pre-trigger readings.
Specify as a % (0 to 100) of buffer.
Query percentage.
Specify as a number.
Query number of readings.
Select pre-trigger source event:EXTernal,
TLINk, BUS, MANual.
Query pre-trigger source event.
Select buffer control mode:NEVer, NEXT, ALWays, PRETrigger.
Query buffer control mode.
Query source of readings for buffer.
Read all readings in the buffer.
Table D-10 (cont.)
SYSTem command summary
Command Description

Keithley 2001 Specifications

General

Model	2001
Category	Multimeter
Manufacturer	Keithley
Type	Digital Multimeter
Digits of Resolution	7.5
DC Voltage Range	100 mV to 1000 V
AC Voltage Range	100 mV to 750 V
Frequency Range	3 Hz to 500 kHz
Connectivity	GPIB, RS-232
Display	VFD
Resistance Accuracy	0.008% + 2.0 mΩ
Frequency Accuracy	±0.01%
DC Current Range	10 μA to 3 A
AC Current Range	10 μA to 3 A
Power Supply	100 V to 240 V AC, 45 Hz to 66 Hz