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3. Specifications
●
Measuring Range and Accuracy
(at 23±5
℃
, relative humidity 45-75%)
Insulation Resistance Ranges:(IEC 61557-2)
Nominal Output Voltage
250V
500V
1000V
Measuring Ranges
Open-Circuit
Voltage
Short-Circuit
Current
Nominal Current
Accuracy
0 - 100M
Ω
250V DC +20% max.
1.3mA approx
1mA DC min.
at 0.25M
Ω
±5% of indicated value
at 0.1M
Ω
- 10M
Ω
±0.7% of scale length at ranges other than above ranges
0 - 200M
Ω
500V DC +20% max.
1mA DC min.
at 0.5M
Ω
±5% of indicated value
at 0.2M
Ω
- 20M
Ω
0 - 400M
Ω
1000V DC + 20% max.
1mA DC min.
at 1M
Ω
±5% of indicated value
at 0.4M
Ω
- 40M
Ω
Continuity Test (Resistance Test) Ranges:(IEC 61557-4)
Ranges
Measuring Ranges
x 1
Ω
0 - 2
Ω
x 10
Ω
0 - 20
Ω
Open-Circuit Voltage
Measuring Current
Accuracy
Zero Adjustment Range
4 - 9V DC
200mA DC min.
±3% of scale length
0.2
Ω
min.
Ranges
250V/100M
Ω
500V/200M
Ω
1000V/400M
Ω
Measuring range to keep operating instrumetal uncertainty Maximum percentage operating instrumetal uncertainty
0.1M
Ω
- 10M
Ω
±30%
0.2M
Ω
- 20M
Ω
0.4M
Ω
- 40M
Ω
Ranges
x1
Ω
x10
Ω
Measuring range to keep operating instrumetal uncertainty Maximum percentage operating instrumetal uncertainty
0.2
Ω
- 2
Ω
±30%
2
Ω
- 20
Ω
Operating instrumetal uncertainty
Insulation Resistance Ranges(IEC 61557-2)
Continuity Test (Resistance Test) Ranges(IEC 61557-4)
The influencing variations used for calculating the operating instrumental uncertainty are
denoted as follows:
Temperature
: 0
℃
and 35
℃
Supply voltage
: 6.5V to 10.4V
Position
: Reference position ±90°
※
Prior to measurement, apply Zero Adjustment at each position
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