Keithley 2001 User Manual

IEEE-488 Reference
4-83
Query :ENABle? Query state of display
Short-form format: :disp:enab?
Response message: 1 (on) or 0 (off)
Description This command is used to enable and disable the front panel display circuitry. Disabling the dis-
play circuitry allows the instrument to operate at a higher speed. While disabled, the display will
be frozen with the following message:
FRONT PANEL DISABLED
Press LOCAL to resume.
As reported by the message, all front panel controls (except LOCAL) will be disabled. Normal
display operation can be resumed by using the :ENABle command to enable the display or by
pressing the LOCAL key.
Programming example 10 OUTPUT 716; “:disp:enab off; enab?”
20 ENTER 716; A$
30 PRINT A$
40 END
Line 10 Disables the display, and then queries the state of the display.
Line 20 Addresses the Model 2001 to talk.
Line 30 Displays (on the CRT) the programmed state of the display (0; off).

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