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All quoted accuracies are at +20 °C.
Insulation:
Test voltage
Nominal: 250 V, 500 V, 1000 V
Insulation accuracy
50 Volts/ 10 GΩ/ ± 2%/ ± 2 digits ± 4.0% per GΩ
100 Volts/ 20 GΩ/ ± 2%/ ± 2 digits ± 2.0% per GΩ
250 Volts/ 50 GΩ/ ± 2%/ ± 2 digits ± 0.8% per GΩ
500 Volts/ 100 GΩ/ ± 2%/ ± 2 digits ± 0.4% per GΩ
1000 Volts/ 200 GΩ/ ± 2%/ ± 2 digits ± 0.2% per GΩ
Display range
Analogue: 1 GΩ full scale
Resolution: 0.1 kΩ
Short circuit/charge current: 2 mA +0% -50% to EN 61557-2 (2007)
Open circuit voltage insulation: -0% +2% ± 2V
Test current: 1 mA at min. pass value of insulation to a maximum of 2 mA max.
Voltage: 3% ±3 digits ±0.5% of rated voltage
Continuity:
Continuity measurement: 0.01 Ω to 1000 kΩ
Continuity accuracy
± 3% ± 2 digits (0 to 100 Ω )
±5% ±2 digits (100 to 500kΩ) (500kΩ to 1MΩ unspecified)
Service Error: BS EN 61557-4 (2007) - ± 2.0%, 0.1 Ω - 2 Ω ± 6.8%
Open circuit voltage: 5 V ± 1 V
Test current: 200 mA (–0 mA +20 mA) (0.01 Ω to 4 Ω)
Voltage:
Voltage range
AC: 10 mV to 600 V TRMS sinusoidal (15 Hz to 400 Hz)
DC: 0 to 600 V
Volt range accuracy
AC: ±2% ±1 digit
DC: ±2% ±2 digit
Service Error: BS EN 61557-1 (2007) - ± 2.0% ± 2d, 0 V – 300 V AC/DC ± 5.1%
Waveform
Unspecified range: 0 – 10 mV (15 to 400 Hz)
For non-sinusoidal waveforms additional specifications apply
Non-sinusoidal waveforms: ±3% ± 2 digits >100 mV to 600 V TRMS
±8% ± 2 digits 10 mV to 100 mV TRMS
