VOLTCRAFT ET-100 - Acoustic Continuity Check Specs; Insulation Test Specs

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Acoustic continuity check
Range Resolution Test voltage Test current
<35 Ω permanent audio signal 0,01 Ω 5.8 V 200 mA (typical)
Overload protection 600 V
Insulation test
Nominal voltage
at output
(0 to + 10 %)
Measuring
range
Resolution Accuracy Nominal
test current
Short-circuit
current
125 V 0,125 – 4 MΩ 0,001 MΩ ±(2,0% + 10)
1 mA
(at 125 kΩ)
≤1 mA
>4 – 40 MΩ 0,01 MΩ ±(2,0% + 10)
>40 – 400 MΩ 0,1 MΩ ±(4,0% + 5)
>400 – 4000 MΩ 1 MΩ ±(5,0% + 5)
250 V 0,250 – 4 MΩ 0,001 MΩ ±(2,0% + 10)
1 mA
(at 250 kΩ)
≤1 mA
>4 – 40 MΩ 0,01 MΩ ±(2,0% + 10)
>40 – 400 MΩ 0,1 MΩ ±(3,0% + 5)
>400 – 4000 MΩ 1 MΩ ±(4,0% + 5)
500 V 0,500 – 4 MΩ 0,001 MΩ ±(2,0% + 10)
1 mA
(at 500 kΩ)
≤1 mA
>4 – 40 MΩ 0,01 MΩ ±(2,0% + 10)
>40 – 400 MΩ 0,1 MΩ ±(2,0% + 5)
>400 – 4000 MΩ 1 MΩ ±(4,0% + 5)
1000 V 1 – 4 MΩ 0,001 MΩ ±(3,0% + 10)
1 mA
(at 1 MΩ)
≤1 mA
>4 – 40 MΩ 0,01 MΩ ±(2,0% + 10)
>40 – 400 MΩ 0,1 MΩ ±(2,0% + 5)
>400 – 4000 MΩ 1 MΩ ±(4,0% + 5)
Overload protection >/= 30 V
Max. number of measurements with full batteries:
125 V x 500
250 V x 500
500 V x 500
1000 V x 500
Do not exceed the permitted max. input values. Never touch circuits or parts of circuits with a
possible voltage of more than 33 V/ACrms or 70 V/DC! Danger to life!