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 (% +
DMM830 DMM850 DMM870
±
0.2%
±
0.1%
±
0.06%
AC voltage
R anges 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
C rest factor
≤
3
Input impedance 10 M
paralleled by 100 pF
AC + DC volts S ame as AC (R M S ) + 1.2% + 10 counts
3
dBm/dB dBm reference = 1 mV into 600
dB reference = 1 V
C urrent
AC and DC ranges 4,000
A, 400 mA, 10 A: 20 A maximum for < 30 seconds
D
DMM830 DMM850 DMM870
±
0.5%
±
0.4%
±
0.3%
AC accuracy (% + 80 counts)
1
±
1.2%
±
0.9%
±
0.9%
Bandwidth (typical)
≤
1 kHz
R esistance
R anges
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%