VOLTCRAFT ET-200 - Insulation Resistance Accuracy

63
Insulation resistance
Nominal voltage
at output
(Tol. 0 to +10%)
Measurement
range
Accuracy Nominal test
current
(Tol. 0 to +10%)
Short-circuit
current
50 V
(25 – 60 V)
0.01 - 19.99 MΩ
±(3% +5)
1 mA
(at 50 kΩ)
≤2,1 mA20.0 - 50.0 MΩ
Alarm tone <1 MΩ
100 V
(50 – 120 V)
0.01 - 19.99 MΩ
±(3% +5)
1 mA
(at 100 kΩ)
≤2,1 mA20.0 - 100.0 MΩ
Alarm tone <1 MΩ
250 V
(125 – 300 V)
0.01 - 19.99 MΩ
±(1.5% +5)
1 mA
(at 250 kΩ)
≤2,1 mA20.0 - 199.9 MΩ
Alarm tone <4 MΩ
500 V
(250 – 600 V)
0.01 - 19.99 MΩ
±(1.5% +5)
1 mA
(at 500 kΩ)
≤2,1 mA
20.0 - 199.9 MΩ
200 - 500 MΩ
Alarm tone <4 MΩ
1000 V
(500 – 1200 V)
0.01 - 19.99 MΩ
±(1.5% +5)
1 mA
(at 1 MΩ)
≤2,1 mA
20.0 - 199.9 MΩ
200 - 1999 MΩ
2.0 - 9.9 GΩ ±(10% +3)
10.0 - 20.0 GΩ ±(20% +3)
Alarm tone <4 MΩ
Outside voltage switch-off >/=25 V
Nominal voltage setting: 10 % steps from 50% to 120% of the measurement range