Keithley 6485, User Manual, Page: 21 / 115

Model 6485 and 6487 User’s Manual Getting Started 1-9
Figure 1-1
Model 6485 front panel
6485 PICOAMMETER
RANGE
AUTO
CONFIG/
LOCAL
MENU
POWER
RANGE
SHIFT
CH1 REM
TALK
LSTN
SRQ
STAT REL FILT
4W
BUFFER
MATH
REAR
SCAN
TIMER
STEP CH2 CH3 CH4 CH5 CH6 CH7 CH8 CH9 CH10
HOLD TRIGFAST MED SLOW AUTO ERR
EXIT ENTER
HALT
RATE DIGITS
STORE RECALL
MEDN
5
1
2 4
6
AVGMX+B M/X+B LOGREL ZCHK ZCOR
COMM DISP
TRIG
LIMIT AZERO SAVE SETUP
3
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), c ancels GPIB remote mode.
MENU Provides access to menu.
POWER Power switch. In position turns 6485 on (I), out position turns it off (O).
2 Function keys
MEDN Use to control and modify properties of the median filter.
AVG Use to control and modify properties of the digital filter.
MX+B Use to perform and configure properties of the mX+b math function.
M/X+B Use to perform and configure properties of the m/X+b math function.
LOG Use to convert output / display to log10 (on / off).
REL Use to control and configure properties of the rel(ative) function.
ZCHK Use to perform a Zero Check function.
ZCOR Use to control Zero Correct function (on / off).
3 Operation keys
COMM Use to control and modify communication properties (GPIB or RS-232).
DISP Use to turn display on/off.
TRIG Trigger measurement(s). Takes 6485 out of idle state. Use also to configure trigger
properties.