Handheld Instruments Basic Service
3
DMM800 Series Specifications
The characteristics listed in this section apply under the following conditions:
The instrument operates in an 18 to 28 C ambient environment at less than
75% relative humidity.
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
LC D 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
P olarity display Automatic
O verrange display O L is displayed
Low voltage indicator Battery indicator
Automatic power-off time User selectable (default = 15 minutes)
P ower source One standard 9 V battery, ANS I/NE DA 1604A , IE C 6F 22
Maximum input voltage 1000 V (750 V AC ) C AT II between V and C O M
Maximum floating voltage 1000 V (750 V AC ) C AT II between any terminal and earth ground
Maximum input current 400 mA between
A mA and C O M
10 A continuous between A and C O M (20 A for 30 seconds)
Maximum open circuit voltage C urrent inputs: 600 V between A and C O M and between
A mA and C O M
O verload protection
A mA connector 1 A (600 V) fast blow fuse (type BLS or BBS )
Tektronix part number 159-0337-00
A connector 15 A (600 V) fast blow fuse (type K TK or KLK )
Tektronix part number 159-0287-00
V connector 1100 V
pk
AC + DC
V V
850 V
pk
Hz
mV
C
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