Dc Voltage Specification - Fluke 289 User Manual

True-rms digital multimeters
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DC Voltage Specification

Function
Range
[3]
DC mV
50 mV
500 mV
[1]
DC V
5 V
50 V
500 V
1000 V
L
1000 V
[1]
[1]
Add 20 counts in dual display ac over dc, dc over ac or ac+dc.
[2]
AC+DC ranges are specified from 2 % to 140 % of range, except 1000 V is specified from 2 % to 100 % of range.
[3]
When using the relative mode (REL Q) to compensate for offsets.
[4]
Add 4 counts/10 mV AC in dual display ac over dc, dc over ac or ac + dc
[5]
Add 10 counts/100 mV AC in dual display ac over dc, dc over ac or ac + dc.
70
Resolution
[2]
DC
0.001 mV
0.05 % + 20
0.01 mV
0.025 % + 2
0.0001 V
0.025 % + 2
0.001 V
0.025 % + 2
0.01 V
0.03 % + 2
0.1 V
0.03 % + 2
0.1 V
1 % + 20
Accuracy
AC over DC, DC over AC, AC + DC
20 to 45 Hz
45 Hz to 1 kHz
[4]
[5]
2 % + 80
0.5 % + 80
Not Spec'd
Not Spec'd
[2]
1 to 20 kHz
20 to 35 kHz
1.5 % + 40
5 % + 40
1.5 % + 40
5 % + 40
1.5 % + 40
5 % + 40
1.5 % + 40
5 % + 40
Not Spec'd
Not Spec'd
Not Spec'd
Not Spec'd
Not Spec'd
Not Spec'd

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