Keithley 6485 User Manual

S
safety shield 3-3
Safety symbols and terms 1-3
SAVE 1-8
Saving calibration 16-11
scientific (SCI) 4-3
scientific notation 1-12
SCPI commands F-11
amps function 3-5
autozero 2-3
buffer 6-5
limit tests 8-7
reset registers and clear queues 10-4
system 13-8
triggering 7-9
SCPI language 9-2
SCPI programming
filters 4-12
line frequency 1-13
mX+b, m/X+b, and log 5-7
range and digits 4-4
rate 4-6
relative 5-4
zero check and zero correct 2-15
SCPI Reference Tables 14-1
SCPI Signal Oriented Measurement Commands
12-1
SDC (selective device clear) 9-8
SDEViation 6-7
select power-on setup 1-15
Sending a response message 9-15
Sending and receiving data, RS-232 9-16
SENSe command summary 14-5
serial number 1-18, 11-3
Serial polling and SRQ 10-9
Serial Port, See RS-232
Service request enable register 10-8
Setting and controlling relative 5-2
Setting line voltage and replacing line fuse 17-2
SETUP 1-8
shielding I-7, I-8
Shielding vs. Guarding I-10
Short-form rules 9-12
Single command messages 9-13
SLOW 1-8
Source capacitance I-6
source impedance I-5
Source resistance I-5
Source Resistance (minimum recommended)
I-6
SPE, SPD (serial polling) 9-9
SPE, SPD polling sequence D-12
Special keys and power switch 1-7
Speed vs. noise characteristics 4-5
SRQ 1-8, D-3, G-7
Standard event status 10-10
STAT 1-8
statistics 6-4
Status and Error Messages B-1
Status byte
and mask interpretation D-13
and service request (SRQ) 10-7
format D-12
Status byte format D-14
Status byte register 10-8
STATus command summary 14-6
Status register sets 10-10
Status Structure 10-1
Status Word D-8
STD DEV 6-4
STORE 1-8
Store 6-2
Store Calibration D-3
Support 16-12
SYSTem command summary 14-8
T
TALK 1-8
terminals 2-10
Terminator 9-17, D-8
Test fixture 2-9
Test limit display messages 8-3
tests
front panel 17-3
TIMER 1-8
timestamps 6-4
TRACe command summary 14-9
Triboelectric effects C-3
TRIG 1-7, 1-8
TRIGger command summary 10-10
Trigger delay 7-6
TRIGGER LINK 1-9
Trigger Mode D-7
Trigger model
configuration 7-7
menu structure 7-7
Typical addressed command sequence F-12
Typical bus sequence F-12
Typical command sequences F-12

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)