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Insulation Resistance Tester

MIS-A Analog Insulation Resistance Tester (CE)MIS-1A, MIS-2A, MIS-3A, MIS-4A

FEATURES

The single and fluorescent scale indicator for 3 ranges insulation measurements enabled easy observation. Especially, useful when working in dark place.
Hand free and continuous measurements with custom made switch.
Safe design with built in automatic discharging function for any capacitors present in the circuit.
The voltage in the circuit can be pre-checked without any switch operation for safe insulation measurements.
Compact, light weight and heavy duty rugged case.
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Insulation resistance
Rated voltage and effective measuring range MIS-1A:50V-10MΩ,125V-20MΩ,250V-50MΩ
MIS-2A:125V-20MΩ,250V-50MΩ,500V-100MΩ
MIS-3A:125V-20MΩ,250V-50MΩ,1000V-2000MΩ
MIS-4A:250V-50MΩ,500V-100MΩ,1000V-2000MΩ
Center scale MIS-1A:0.2MΩ/0.5MΩ/1MΩ
MIS-2A:0.5MΩ/1MΩ/50MΩ
MIS-3A:0.5MΩ/1MΩ/2MΩ
MIS-4A:1MΩ/2MΩ/50MΩ
Minimum measurable resistance at rated voltage MIS-1A:0.05MΩ,0.125MΩ,0.25MΩ
MIS-2A:0.125MΩ,0.25MΩ,0.5MΩ
MIS-3A:0.125MΩ,0.25MΩ,1MΩ
MIS-4A:0.25MΩ,0.5MΩ,1MΩ
Rated current 1mA+20%-0%
Open circuit voltage Rated voltage+30%-0%
Short circuit current <2mA
SPECIFICATIONS
Withstanding Voltage AC 3700V, 1 minute (Between input terminal and outer case)
Storage Temperature -10℃~60℃, 80% RH max (Without condensation)
Operating Temperature 0℃ to 40℃, 80% RH max. (Without condensation)
Power supply 1.5V (AM-3, R6 or "AA" size)×6
Weight Approx. 330g (Excluding batteries)
Safety standard IEC 61010-1 (2001)
Installation categoryⅡ, 600V phase to earth.
Size 170(W)×105(D)×54(H)mm
Accessories Line test lead:1
Earth test lead:1
Batteries:6
Test lead case:1
Belt:1
Instruction manual:1
Optional accessory Test probe with remote switch
E.M.C. standard EN 61326
Function Insulation resistance, AC voltage, Battery check
Meter movement 100μA, 870Ω, Taut band meter
Constructional standard In accordance with IEC1557-2 or JIS C1302 (1994)
Overload protection 120% of the highest nominal output voltage (10 sec.)
Battery check DC 6.3V~9.5V
Low battery limit DC 6.3V
Temperature characteristics(0~40℃) ±5% rdg of specified accuracy
Accuracy(DC 50V) First effective range:0.01MΩ~5MΩ ±5%rdg、10MΩ~50MΩ ±30%rdg
Second effective range:
Accuracy(DC 125V) First effective range:0.02MΩ~10MΩ ±5%rdg
Second effective range:0.01MΩ~0.02MΩ 10MΩ~20MΩ ±10%rdg,10MΩ~100MΩ ±30%rdg
Accuracy(DC 250V) First effective range:0.05MΩ~20MΩ ±5%rdg
Second effective range:0.02MΩ~0.05MΩ 20MΩ~50MΩ ±10%rdg,50MΩ~100MΩ ±30%rdg
Accuracy(DC 500V) First effective range:0.1MΩ~50MΩ ±5%rdg
Second effective range:0.05MΩ~0.1MΩ 50MΩ~100MΩ ±10%rdg
Accuracy(DC 1000V) First effective range:2MΩ~1000MΩ ±5%rdg
Second effective range:1MΩ~2MΩ 1000MΩ~2000MΩ ±10%rdg
AC voltage (50/60Hz) Range/Accuracy/Input impedance/Maximum input voltage
AC 600V/±2.5% of full scale/Approx. 1.5M/AC 600V rms
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