VOLTCRAFT VC275TRMS Bedienungsanleitung Seite 53

Alternating voltage
Range
60.00 mV
600.0 mV
6.000 V
60.00 V
600.0 V
6 - 600 V LoZ
Specified measured range: 5 - 100 % of the measuring range; LoZ = low impedance 400 kΩ
Permissible display with a short-circuited measuring input: <3 counts
Frequency range 45 – 400 Hz; Overload protection 600 V
Measuring converter AC-V: AC-coupled, real effective value (True RMS), impedance: >10 MΩ, 100 pF
Additional tolerance at the following crest factor of a non-sine-shaped measuring signal:
CF 1.0 – 2.0 +3% for accuracy
CF 2.0 – 2.5 +5% for accuracy
CF 2.5 – 3.0 +7% for accuracy
Direct current
Range
600.0 µA
6000 µA
60.00 mA
600.0 mA
6.000 A
10.00 A
Overload protection 10 A: Fuse; F10 A H 600 V; measuring time limit >5 A: max. 10 s with 15 min
break
Overload protection µA/mA: PTC fuse: 600 mA F 600 V
Accuracy Resolution
±(1.5% + 4) 0.01 mV
0.1 mV
0.001 V
±(1,3% + 4)
0.01 V
± (1,5% + 4) 0.1 V
±(2.6% + 6)
Accuracy
±(1.0% + 7)
±(1.2% + 6)
Crest factor max.
3.0
3.0
3.0
3.0
3.0
1.5 (at measuring range end
value)
Resolution
0.1 µA
1 µA
0.01 mA
0.1 mA
0.001 A
0.01 A
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