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● General specification, measuring range and accuracy
Voltage(VOLT) measurement of main power supply
Measurement of Protective conductor resistance(RPE)
Measurement of Insulation resistance (RINS)
Threshold and display
4. Specification
Measuring range
Resolution
Accuracy
207 ~ 264V AC
1V
± (2%rdg+3dgt)
Measuring range
Resolution
Open-circuit voltage
Measuring current
Accuracy
0 ~ 19.99
Ω
10m
Ω
±
5.0
±
0.4V DC
Within 200 ~ 250mA DC
(when measuring 0 ~ 2
Ω
±
(2%rdg+3dgt)
Rating
Measuring range
Resolution
Rated voltage
Short-circuit current
Accuracy
250V/200MΩ and 500V / 200MΩ
0~19.99MΩ/ 199.9MΩ (2 auto ranges)
10kΩ/100kΩ
250V/500V DC(+20%/-10%) @1MΩ
14mA DC or less
± (2% rdg+3dgt)
Range Status LED Color
Warning buzzer
(Continuous sounds)
RPE < 1
Ω
RPE ≧ 1
Ω
RINS ≧ 1M
Ω
RINS < 1M
Ω
Correct wiring
Faulty wiring
Green
Red
Green
Red
Green
Red
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ON
---
ON
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ON
Earth
Continuity
Insulation
Polarity(L/N/PE)
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