Keithley 6485 User Manual

H-4 Remote Calibration Model 6485 Picoammeter Instruction Manual
Table H-2
Calibration commands by range
Range Commands*
2nA :SENS:CURR:RANG 2e-9
:CAL:PROT:SENS 0
:CAL:PROT:SENS 2e-9
:CAL:PROT:SENS –2e-9
20nA :SENS:CURR:RANG 2e-8
:CAL:PROT:SENS 0
:CAL:PROT:SENS 2e-8
:CAL:PROT:SENS –2e-8
200nA :SENS:CURR:RANG 2e-7
:CAL:PROT:SENS 0
:CAL:PROT:SENS 2e-7
:CAL:PROT:SENS –2e-7
2µA :SENS:CURR:RANG 2e-6
:CAL:PROT:SENS 0
:CAL:PROT:SENS 2e-6
:CAL:PROT:SENS –2e-6
20µA :SENS:CURR:RANG 2e-5
:CAL:PROT:SENS 0
:CAL:PROT:SENS 2e-5
:CAL:PROT:SENS –2e-5
200µA :SENS:CURR:RANG 2e-4
:CAL:PROT:SENS 0
:CAL:PROT:SENS 2e-4
:CAL:PROT:SENS –2e-4
2mA :SENS:CURR:RANG 2e-3
:CAL:PROT:SENS 0
:CAL:PROT:SENS 2e-3
:CAL:PROT:SENS –2e-3
20mA :SENS:CURR:RANG 2e-2
:CAL:PROT:SENS 0
:CAL:PROT:SENS 2e-2
:CAL:PROT:SENS –2e-2
* Full-scale calibration values for 2nA to 2µA ranges should be
calculated from calibrator voltages and standard resistance values.
(See Section 16.) Values for 20µA to 20mA ranges can be used as
shown.

Keithley 6485 Specifications

General

Model	Keithley 6485
Category	Picoammeter
Input Impedance	>10^14 Ohms
Voltage Burden	<200µV
Accuracy	0.4% of reading
Voltage Source Range	Not Applicable
Voltage Source Resolution	Not Applicable
Voltage Source Accuracy	Not Applicable
Interface	IEEE-488
Power Requirements	100V to 240V AC, 50/60Hz
Dimensions	89 mm high x 214 mm wide x 369 mm deep (3.5 in x 8.4 in x 14.5 in)