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16 A (500 V) fast blow fuse on 20 A input terminal
Current measurements in the 20 A range must last for 30 seconds maximum
followed by a 3 minute break, 10 A continous.
Range
Resolution
200 µA
0,1 µA
2 mA
1 µA
20 mA
10 µA
200 mA
100 µA
20 A
10 mA
7.4 Alternating current ranges
The measurement value is arrived at by average sensing and is displayed as
the RMS value.
Overload protection:
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1 A (500 V) fast blow fuse on µA/ mA input terminal
-
16 A (500 V) fast blow fuse on 20 A input terminal
Current measurements in the 20 A range must last for 30 seconds maximum
followed by a 3 minute break, 10 A continous.
Range
Resolution
200 µA
0,1 µA
± (1,5 % of reading + 3 digits)
2 mA
1 µA
± (1,5 % of reading + 3 digits)
20 mA
10 µA
± (1,5 % of reading + 3 digits)
200 mA
100 µA
± (1,5 % of reading + 3 digits)
20 A
10 mA
± (2,5 % of reading + 5 digits)
7.5 Resistance ranges
Overload protection for resistance measurements: 600 V
Range
Resolution
200 Ω
0,1 Ω
± (0.8 % of reading + 4 digits)
2 kΩ
1 Ω
± (0.8 % of reading + 2 digits)
20 kΩ
10 Ω
± (0.8 % of reading + 2 digits)
200 kΩ
100 Ω
± (0.8 % of reading + 2 digits)
2 MΩ
1 kΩ
± (0.8 % of reading + 2 digits)
20 MΩ
10 kΩ
± (2 % of reading + 5 digits)
7.6 Diode and Continuity Testing
The accuracy indicated below is valid in the range of 0.4 V to 0.9 V.
Overload protection for diode testing: 600 V
The built-in buzzer sounds if the resistance R falls below 50 Ω.
Range
Resolution
1 mV
± (1,5 % of reading + 5 digits)
7.7 Capacitance ranges
Conditions: Capacitors must be discharged before testing and then connected
to the meter according to the indicated polarity.
BENNING MM 3
10/ 2004
Accuracy
± (1,0 % of reading + 2 digits)
± (1,0 % of reading + 2 digits)
± (1,0 % of reading + 2 digits)
± (1,0 % of reading + 2 digits)
± (2,0 % of reading + 3 digits)
Accuracy in 40 Hz - 500 Hz
frequency range
.
rms
Maximum
Accuracy
test current
2,5 mA
200 µA
40 µA
4 µA
400 nA
40 nA
.
rms
Maximum
Accuracy
test current
1,5 mA
Burden Voltage
600 mV max.
600 mV max.
600 mV max.
900 mV max.
900 mV max.
Burden Voltage
600 mV
max.
rms
600 mV
max.
rms
600 mV
max.
rms
900 mV
max.
rms
900 mV
max.
rms
Max. open
circuit voltage
3,2 V
0,5 V
0,5 V
0,5 V
0,5 V
0,5 V
Max. open
circuit voltage
3,2 V
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