Keithley 6487 Reference Manual

14-8 SCPI Reference Tables Model 6487 Reference Manual
[:SENSe[1]]
[:CURRent[:DC]]
:RANGe Configure measurement range: 4 √
[:UPPer] <NRf> Select range: -0.021 to 0.021 (amps). 2.1e-4 √
[:UPPer]? Query range value. √
:AUTO <b> Enable or disable autorange. (see Note) √
:AUTO? Query state of autorange. √
:ULIMit <NRf> Select autorange upper limit: -0.021 to
0.021 (amps).
2.1e-2
:ULIMit? Query upper limit for autorange.
:LLIMit <NRf> Select autorange lower limit: -0.021 to
0.021 (amps).
2.1e-9
:LLIMit? Query lower limit for autorange.
:AVERage Path to control the Digital Filter: 4
:TCONtrol <name> Select filter control: MOVing or REPeat. MOV
:TCONtrol? Query filter control.
:COUNt <n> Specify filter count: 2 to 100. 10
:COUNt? Query filter count.
[:STATe] <b> Enable or disable digital filter. OFF
[:STATe]? Query state of digital filter.
:MEDian Path to control median filter: 4
:RANK <NRf> Specify “n” for rank: 1 to 5 (rank = 2n+1). 1
:RANK? Query rank.
[:STATe] <b> Enable or disable median filter. OFF
[:STATe]? Query state of median filter.
:DAMPing Path to control analog filter damping: 4
[:STATe] <b> Enable or disable analog filter damping. ON
[:STATe]? Query filter damping state.
[:SENSe[1]]
Note: *RST default is ON and SYSTem:PRESet default is OFF.
Table 14-4 (cont.)
SENSe command summary
Command Description
Default
parameter
Ref.
Section
SCPI

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%