Keithley 6487 Reference Manual

14-6 SCPI Reference Tables Model 6487 Reference Manual
Table 14-2
DISPlay command summary
Command Description
Default
parameter
Ref
Section SCPI
:DISPlay 13
:DIGits <n> Set display resolution: 4 to 7. 6 4
:DIGits? Query display resolution.
:ENABle <b> Turn front panel display on or off. (Note 1) √
:ENABle? Query display state. √
[:WINDow[1]] Path to control user text messages: √
:TEXT (Note 2) √
[:DATA] <a> Define ASCII message “a” (up to 12
characters).
√
[:DATA]? Read text message. √
:STATe <b> Enable or disable text message mode. (Note 3) √
:STATe? Query state of text message mode. √
Notes:
1. *RST and SYSTem:PRESet have no effect on the display circuitry. Pressing LOCAL or cycling power enables (ON) the display
circuit.
2. *RST and SYSTem:PRESet have no effect on a user-defined message. Pressing LOCAL or cycling power cancels all user-defined
messages.
3. *RST and SYSTem:PRESet have no effect on the state of the message mode. Pressing LOCAL or cycling power disables (OFF)
the message mode.

Keithley 6487 Specifications

General

Type	Picoammeter/Voltage Source
Current Measurement Range	20 fA to 20 mA
Interfaces	GPIB, RS-232
Voltage Burden	< 200 µV
Input Impedance	>10^14 Ω
Power	100 V / 120 V / 220 V / 240 V
Basic Current Measurement Accuracy	0.4%