2100-900-01 Rev. D / September 2011 Return to Section Topics 4-3
Model 2100 6 1/2-Digit Resolution Digital Multimeter User’s Manual Section 4: Front Panel Operations
To set Auto Zero and Auto Gain from the front panel:
1. Press the MENU key on the multimeter front panel.
2. Using the PREV and NEXT keys, select SET ADC, then press the ENTER key.
3. Select either ZERO or GAIN (using the PREV and NEXT keys), then press the ENTER key.
4. Select either the AUTO ZERO or AUTO GAIN option, then press the ENTER key.
5. Select either ON or OFF and press the ENTER key.
Please refer to Figure 4-1 for the location of these front panel keys.
Procedures: MENU SET ADC ZERO AUTO ZERO {ON|OFF}
MENU SET ADC GAIN AUTO GAIN {ON|OFF}
NOTE To change the resolution, refer to “Resolution setting (digits).”
Figure 4-1
Setting Auto Zero and Auto Gain from the front panel
To set Auto Zero and Auto Gain from the remote interface:
To set Auto Zero and Auto Gain through the remote interface, use the following commands:
SENSe:ZERO:AUTO {OFF|ONCE|ON}
SENSe:GAIN:AUTO {OFF|ONCE|ON}
The OFF and ONCE parameters have a similar effect. Auto Zero OFF or Auto Gain OFF doesn't
issue a new offset measurement. However, Auto Zero ONCE or Auto Gain ONCE issues an
immediate offset measurement.
Table 4-1
Relationship of resolution to Auto Gain
Resolution Auto Zero Auto Gain Integration time
(PLC)
Fast 4 1/2 digits Off Off 0.02
Slow 4 1/2 digits Off Off 0.1
Fast 5 1/2 digits Off Off 0.1
Slow 5 1/2 digits On On 1
Fast 6 1/2 digits On On 1
Slow 6 1/2 digits On On 10
FILTER
NEXT
PREV
DIGITS
RATIO
%
MIN/MAX
NULL
ESC
ENTER
AUTO
SINGLE
TRIGGER
STORE
RECALL
LOCAL
SHIFT
CONFIG
MENU
AUT O
DCV
ACV
22
FREQ
CONT
TEMP
4 WIRE
RATIO
V
INPUT
PEAK
200V
PEAK
HI
LO
PEAK
500V
3A
RMS
INPUTS
3A 250V
FRONT/REAR
AMPS
R
1000V
REF
CAT 1000V
CAT 600V
LOCK
SETUP
ACV
22
FUNCTION
DCI ACI
4
PERIOD
LIMITS MX+B
dB
EXTRIG
HOLD
MATH
TRIGGER MEMORY
dBm
RANGE
DISPLAY
NEXT
PREV
POWER
OFF
ON
SENSE
F
NEXT
PREV
MENU
ENTER
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