DMM91X Series Specifications
Handheld and Benchtop Instruments Basic Service
3
Specifications
The characteristics listed in this section apply under the following conditions:
H The instrument operates in an 18_ to 28_ C ambient environment at less than
75% relative humidity.
H The batteries are adequately charged (the battery indicator does not display).
NOTE. All specifications are warranted unless marked “typical.” Typical
characteristics are not guaranteed but are provided for the convenience of the
user.
Table 2: General Specifications
Characteristic Description
LCD display digits 4
3
/
4
or 3
3
/
4
Bargraph segments 40
Display count 40,000 or 4,000
Numeric update rate 1 time/sec (40,000 count)
4 times/sec (4,000 count)
Bargraph 20 times/sec
Polarity display Automatic
Overrange display OL is displayed
Low voltage indicator Battery indicator
Automatic power-off time User selectable (default = 15 minutes)
Power source One 9 V dry cell battery
Maximum input voltage 1000 V (750 V AC) CAT II between V and COM
Maximum floating voltage 1000 V (750 V AC) CAT II between any terminal and earth ground
Maxi
u
input current 400 mA between mA mA and COM
10 A continuous between A and COM (20 A for 30 seconds)
Maximum open circuit voltage Current inputs: 600 V between A and COM and between mA mA and COM
Overload protection
mA mA connector 1 A (600 V) fast blow fuse
A connector 15 A (600 V) fast blow fuse
V connector 1100 V
pk
AC + DC
V V
850 V
pk
Hz
mV
W
_C
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