Keithley 6487 Reference Manual

DDC language 9-2, C-2
Default 1-10
Default settings 1-8
detected line frequency 1-7
Device C-2
Digital 4-10, 8-8, 8-10, 8-11, 8-12
Calibration C-8
filter 4-10, C-6
filter control 4-11
digital board revision levels 11-3
Digits 4-4, C-4
DISP test 17-4
display board revision levels 11-3
DISPlay command summary 14-6
display on or off 13-2
DISPlay subsystem 13-2
DISPlay, FORMat, and SYSTem 13-1
Displaying Rel 5-3
E
Electrometer Calibration 15-4
Electrostatic interference G-7
Enable register 10-2, 10-5
Enable registers 10-4, 10-5
engineering 4-3
Entering calibration dates 16-13
Environmental conditions 15-2
EOI and Bus Hold-off C-5
Equipment 16-3
Error
and status messages 9-9, B-2
queue 10-19
Errors 16-4
Event detectors 7-5
Event enable registers 10-16
Event registers 10-16
Example reading limits calculation 15-5
Execute C-8
External trigger example 7-13
External triggering 7-12
F
Features 1-5
Filtering 3-25
Filters 4-8
firmware revision level 1-7, 11-3
Floating 2-12
Floating measurements 2-12
Flow control, RS-232 (signal handshaking)
9-17
Focused ion beam applications G-25
Focused Ion Beam signal connections G-26
FORMat command summary 14-7
FORMat subsystem 13-4
Front 1-8
Front and rear panel 1-5
Front panel GPIB operation 9-9
Front panel tests 17-3
G
General 2-9
General IEEE-488 bus commands 9-7
General photo diode leakage G-23
GET (group execute trigger) 9-8
GPIB
Protocol selection E-4
GPIB 488.1 Protocol E-3
GPIB interface 9-2, 9-3
GPIB status indicators 9-9
GTL (go to local) 9-8
Guard plate 2-10
Guarding to reduce leakage currents G-3
H
Handler 8-7
Handling 1-4
Handling tips 2-10
Handshake lines D-5
I
identification query 11-3
Idle and initiate 7-4
IEEE
command groups D-13
IEEE-488
bus command summary D-7
bus configuration D-4
Bus Overview D-1
connector 9-4
documentation requirements E-2
SCPI Conformance Information E-1
IEEE-488 handshake sequence D-6
IEEE-488.2 common commands and queries
11-2
IFC (interface clear) 9-8
Input
connector 2-2
trigger requirements 7-12
Input bias current G-3
Inspection 1-3
Instruction Manual 1-4
Interface
available 9-2
configuration 9-3
function codes D-14
selection 9-3

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%