Keithley 6487 User Manual

Model 6485 and 6487 User’s Manual Getting Started 1-13
Model 6487 front and rear panel familiarization
Model 6487 front panel summary
The front panel of the Model 6487 is shown in Figure 1-3.
Figure 1-3
Model 6487 front panel
6487 PICOAMMETER /VOLTAGE SOURCE
RANGE
AUTO
CONFIG/
LOCAL
MENU
POWER
RANGE
EXIT ENTER
LIMIT
RATEDIGITS
STORE RECALL
I | Ω
MATH FILT ZCHK REL OPER
COMM
DISP
TRIG
AZERO DAMP
SAVE SETUP
7
1
2345
V-SOURCE
6
VOLTAGE
SOURCE
OPERATE
NOTE To modify a key’s properties, press the CONFIG / LOCAL key (see Special keys
and power switch) and then the key. Not all keys have configurable properties.
1 Special keys and power switch
CONFIG/ When in Local operation, use to configure properties of the next button pressed.
LOCAL When in Remote operation (REM annunciator lit), cancels GPIB
remote mode.
MENU Provides access to menu.
POWER Power switch. In position turns 6487 on (I), out position turns it off (O).
2 Function keys
I|Ω Use to toggle between regular current measurements and ohms.
MATH Turns on the selected Math function (select
ed using the CONFIG >> MATH key
sequence).
FILT Turns on filtering (selected using the CONFIG >>
FILT key sequence).
ZCHK Use to perform a Zero Check function.
REL Use to control and configure properties of the rel(ative) function.

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%