Keithley 2001 User Manual

SCPI Command Subsystems
D-4
:CALibration
:PROTected
:LLEVel
:STEP <Step #>
10
11
12
13
14
15
:STEP?
:CALCulate
:DC
:ZERO
:LOW <NRf>
:HIGH <NRf>
:LOHM <NRf>
:HOHM <NRf>
:OPEN
:CALCulate
:UNPRotected
:ACCompensation
-2V DC step.
0V DC step.
20mA AC at 1kHz step.
+0.2A DC step.
+2A DC step.
2V AC at 1Hz step.
Request the current calibration step.
Calculate low-level cal constants.
User calibration subsystem.
Low-thermal short calibration step.
+2V DC calibration step.
+20V DC calibration step.
20k Ω calibration step.
1M Ω calibration step.
Open circuit calibration step.
Calculate DC cal constants.
All commands in this subsystem are not protected by CAL switch.
Perform user AC calibration (disconnect all cables).
Table D-3
DISPlay command summary
Command Description
:DISPlay
[:WINDow[1]]
:TEXT
:DATA <a>
:DATA?
:STATe <b>
:STATe?
:DATA?
:WINDow2
:TEXT
:DATA <a>
:DATA?
:STATe <b>
:STATe?
:DATA?
:CNDisplay
:SMESsage <b>
:SMESsage?
:ENABle <b>
:ENABle?
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.
Enable (1 or ON) or disable (0 or OFF) message mode.
Query text message mode (0 or 1).
Query data on top portion of display.
Path to locate message to bottom display.
Path to control user text messages.
Define ASCII message “a” using up to 32 characters.
Query text message.
Enable (1 or ON) or disable (0 or OFF) message mode.
Query text message mode (0 or 1).
Query data on bottom portion of display.
Clear NEXT (or PREV) display messages and cancels associated operations.
Enable (1 or ON) or disable (0 or OFF) status message mode.
Query status message mode (0 or 1).
Turn on (1 or ON) or turn off (0 or OFF) the front panel display.
Query state of the display (0 or 1).
Table D-2 (cont.)
CALibrate 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