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DMM800 Series Specifications
4
Handheld Instruments Basic Service
Table 3: Measurement characteristics
Characteristic
Description
DC voltage
V ranges
4 V, 40 V, 400 V, 1000 V
mV range
400 mV
Accuracy (% + 10 counts)
1
DMM830
DMM850
DMM870
±
0.2%
±
0.1%
±
0.06%
AC voltage
Ranges
4 V, 40 V, 400 V, 750 V
Accuracy
5
(% + 40 counts)
1
DMM830
DMM850
DMM870
50 to 100 Hz
±
1.0%
±
0.8%
±
0.7%
>100 to 1 kHz
2
±
2.5%
±
2.0%
±
1.5%
>1 kHz to 10 kHz
2
– – –
±
3.5%
±
2.5%
>10 kHz to 20 kHz
2
– – –
– – –
±
3.5%
Bandwidth
DMM830
DMM850
DMM870
1 kHz
10 kHz
20 kHz
Crest factor
≤
3
Input impedance
10 M
�
paralleled by 100 pF
AC + DC volts
Same as AC (RMS) + 1.2% + 10 counts
3
dBm/dB
dBm reference = 1 mV into 600
�
dB reference = 1 V
Current
AC and DC ranges
4,000
�
A, 400 mA, 10 A: 20 A maximum for < 30 seconds
DC accuracy (% + 10 counts)
1
DMM830
DMM850
DMM870
±
0.5%
±
0.4%
±
0.3%
AC accuracy (% + 80 counts)
1
±
1.2%
±
0.9%
±
0.9%
Bandwidth (typical)
≤
1 kHz
Resistance
Ranges
�
ranges
400
��
4 k
��
40 k
��
400 k
��
4 M
��
40 M
�
LV ranges
4 k
��
40 k
��
400 k
��
4 M
��
40 M
�
Accuracy
DMM830
DMM850
DMM870
�
(% + 10 counts)
1
±
0.5%
±
0.4%
±
0.3%
LV (% + 1 count)
2,3
±
1%
±
0.8%
±
0.6%
4 M
��
400
�
range
±
1%
±
0.8%
±
0.6%
40 M
�
range
3
±
5%
±
5%
±
5%