Keithley 6485 User Manual

9 Remote Operation
Table 9-1 General bus commands .......................................................... 9-7
Table 9-3 PC serial port pinout ............................................................. 9-19
Table 9-2 RS-232 connector pinout ...................................................... 9-19
10 Status Structure
Table 10-1 Common and SCPI commands — reset
registers and clear queues .....................................................10-4
Table 10-2 SCPI command — data formats for
reading status registers ......................................................... 10-7
Table 10-3 Common commands — status byte and
service request enable registers ..........................................10-10
Table 10-4 Common and SCPI commands — condition registers ....... 10-16
Table 10-5 Common and SCPI commands — event registers ............. 10-16
Table 10-6 Common and SCPI commands — event
enable registers ................................................................... 10-17
Table 10-7 SCPI commands — error queue ......................................... 10-20
11 Common Commands
Table 11-1 IEEE-488.2 common commands and queries ...................... 11-2
12 SCPI Signal Oriented Measurement Commands
Table 12-1 Signal oriented measurement command summary .............. 12-2
13 DISPlay, FORMat, and SYSTem
Table 13-1 SCPI commands — display ................................................. 13-2
Table 13-2 SCPI commands — data format ........................................... 13-3
Table 13-3 SCPI commands — system .................................................. 13-8
14 SCPI Reference Tables
Table 14-1 CALCulate command summary ........................................... 14-2
Table 14-2 DISPlay command summary ................................................ 14-4
Table 14-4 SENSe command summary .................................................. 14-5
Table 14-3 FORMat command summary ............................................... 14-5
Table 14-5 STATus command summary ................................................. 14-6
Table 14-6 SYSTem command summary ............................................... 14-8
Table 14-7 TRACe command summary ................................................. 14-9
Table 14-8 TRIGger command summary ............................................. 14-10
15 Performance Verification
Table 15-1 Recommended performance verification equipment ............ 15-4
Table 15-2 Reading limits for 20 µ A to 20mA ranges ............................ 15-8
Table 15-3 Reading limits for 2nA to 2 µ A ranges ................................. 15-9

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)