Fluke 867B - Page 16

867B,863
Service Manual
1-10
Diode Test (Manual)
Range: 3V
Resolution: 0.0001V
Accuracy: ±0.05% of reading + 2 digits
Open Circuit Voltage: 3.1V
Diode Test (Auto)
Accuracy: 20%
Current Ranges
Ranges for True
RMS AC Current
and DC Current
True RMS
Measurement Range
(% Range to % Full
Scale)
Ranges for Average
Responding AC
Current
Maximum
Burden
Voltage
Fuse
Protection
300.00 µA
1
5% - 100% 300.0 µA 0.03V 440 mA @
1000V
3000.0 µA
1
5% - 100% 3000 µA 0.3V 440 mA @
1000V
30.000 mA 5% - 100% 30.00 mA 0.03V 440 mA @
1000V
300.00 mA 5% - 100% 300.0 mA 0.3V 440 mA @
1000V
3.0000A 5% - 100% 3.000A 0.1V 11A @
1000V
10.000A 5% - 100% 10.00A 0.3V 11A @
1000V
1. DC ranges available on the Fluke 867B only.
DC Current Accuracy [±(percent of reading + counts)]
Range Resolution Accuracy
300 µA
1
0.01 µA0.1% + 15
3000 µA
1
0.1 µA0.1% + 2
30 mA
2
1 µA 0.05% + 15
300 mA 10 µA0.1% + 2
3A 100 µA0.2% + 15
10A 1 mA 0.2% + 2
1. Ranges available on the Fluke 867B only.
2. Fluke 863 30 mA DC range accuracy 0.1% + 15.
AC Current Accuracy [±(percent of reading + counts)]
Range Resolution True RMS AC Current Accuracy (Average AC counts)
2
True RMS Avg. 20 Hz to
50 Hz
50 Hz to
3 kHz
3 kHz to
10 kHz
10 kHz to
30 kHz
300 µA
1
0.01 µA0.1 µA1% + 10 (4) 0.75% + 10 (4) 2% + 20 (4) 2% + 40 (4)
3000 µA
1
0.1 µA1 µA1% + 10 (4) 0.75% + 10 (4) 2% + 20 (4) 2% + 40 (4)
30 mA 1 µA 10 µA1% + 10 (4) 0.75% + 10 (4) 2% + 20 (4) 2% + 40 (4)
300 mA 10 µA 100 µA1% + 10 (4) 0.75% + 10 (4) 2% + 20 (4) NA
3A 100 µA1 mA1% + 10 (4) 0.75% + 10 (4) NA NA
10A 1 mA 10 mA 1% + 10 (4) 0.75% + 10 (4) NA NA
1. Ranges available on the Fluke 867B only.
2. Replace counts with Average AC counts for Average Responding AC measurements. In 300 µA
range, floor count increases to 20 with battery eliminator.