IEC 60529 (IP54) Dust & drip proof
● Operating System: Dual integration
● Display: Liquid crystal display (maximum count: 1999),
Unit, Mark
Bar graph 30 points max. (20 points on Ω
range)
● Over range Indication: "OL" is shown on the display.
● Sample Rate: Approx. 0.5 ~ 2.5 times per second
● Operating Temperature 0 ~ +40
°C, relative humidity up to 85%
& Humidity:
● Storage Temperature -20 ~ +60
°C, relative humidity up to 75%
& Humidity:
● Insulation Resistance:
More than 50MΩ at 1000V DC between electrical
circuit and housing case
● Withstand Voltage: 3700V AC for one minute between electrical
circuit and housing case
● Overload Protection
Insulation resistance ranges:
1000V Range 1200V (DC+AC p-p) for 10 seconds
500V Range 600V (DC+AC p-p) for 10 seconds
250V Range 300V (DC+AC p-p) for 10 seconds
Continuity ranges:
20/200/2000Ω 280V (DC+AC p-p) for 10 seconds
Range (Protection by fusing)
― 7 ―
● Typical Number of Measurements.
(central tendency for supply voltage up to 8V)
Insulation Resistance Ranges:
Approx. 1000 times min. at load 0.5MΩ
Continuity Ranges:
Approx. 700 times min. at load 1Ω
● Operating Errors (IEC 61557-2,-4)
Functions Range
Measuring range to keep Maximum percentage
operating error operating error
20MΩ 0.50 ~ 19.99MΩ
1000V 200MΩ 1.0 ~ 199.9MΩ
2000MΩ 10 ~ 1000MΩ
20MΩ 0.50 ~ 19.99MΩ
500V 200MΩ 1.0 ~ 199.9MΩ
2000MΩ 10 ~ 100MΩ
20MΩ 0.25 ~ 19.99MΩ ±30%
250V 200MΩ 1.0 ~ 199.9MΩ
2000MΩ 10 ~ 100MΩ
20Ω 0.20 ~ 19.99Ω
Ω 200Ω 1.0 ~ 199.9Ω
2000Ω 10 ~ 1999Ω
The influencing variations used for calculating the operating error are
denoted as follows;
Temperature: 0℃ and 35℃
Supply voltage : 8V to 13.8V
● Applicable Standards
IEC 61010-1 Over voltage CAT III 300V Pollution Degree 2
IEC 61010-2-31 Safety requirements for hand-held probe
assemblies
IEC 61557-1/2/4 Measuring equipment for low voltage
distribution systems
IEC 61326-1 EMC
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3007A-E01.9.1211:52AMページ6
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