PRODUCTS

Model MIS-1A Model MIS-2A Model MIS-3A Model MIS-4A 50V / 10M Ω 125V / 20M Ω 250V / 50M Ω 125V / 20M Ω 250V / 50M Ω 500V / 100M Ω 125V / 20M Ω 250V / 50M Ω 1000V / 2000M Ω 250V / 50M Ω 500V / 100M Ω 1000V /2000M Ω (CE)
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.
≫ Show detail ≫ Catalog PDF

DETAIL

SPEC Measuring Ranges and Technical Data Insulation resistance Model MIS-1A MIS-2A MIS-3A MIS-4A Rated voltage and effective measuring range 50V-10MΩ 125V-20MΩ 250V-50MΩ 125V-20MΩ 250V-50MΩ 500V-100MΩ 125V-20MΩ 250V-50MΩ 1000V-2000MΩ 250V-50MΩ 500V-100MΩ 1000V-2000MΩ Center scale 0.2MΩ/0.5MΩ/1MΩ 0.5MΩ/1MΩ/50MΩ 0.5MΩ/1MΩ/2MΩ 1MΩ/2MΩ/50MΩ Minimum measurable resistance at rated voltage 0.05MΩ 0.125MΩ 0.25MΩ 0.125MΩ 0.25MΩ 0.5MΩ 0.125MΩ 0.25MΩ 1MΩ 0.25MΩ 0.5MΩ 1MΩ Rated current 1mA+20%-0% Open circuit voltage Rated voltage+30%-0% Short circuit current <2mA SPECIFICATIONS Function : Insulation resistance, AC voltage, Battery check Meter movement : 100μA, 870Ω, Taut band meter Safety standard : IEC 61010-1 (2001) Installation categoryⅡ, 600V phase to earth. E.M.C. standard : EN 61326 Constructional standard : In accordance with IEC1557-2 or JIS C1302 (1994) Withstanding voltage : AC 3700V, 1 minute (Between input terminal and outer case) 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 Operating temperature : 0℃ to 40℃, 80% RH max. (Without condensation) Storage temperature : -10℃～60℃, 80% RH max (Without condensation) Power supply : 1.5V (AM-3, R6 or "AA" size)×6 Size : 170(W)×105(D)×54(H)mm Weight : Approx. 330g (Excluding batteries) 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 Accuracy Rated voltage DC 50V DC 125V DC 250V DC 500V DC 1000V First effective range 0.01MΩ～5MΩ ±5%rdg 0.02MΩ～10MΩ ±5%rdg 0.05MΩ～20MΩ ±5%rdg 0.1MΩ～50MΩ ±5%rdg 2MΩ～1000MΩ ±5%rdg Second effective range 0.005MΩ～0.01MΩ 5MΩ～10MΩ ±10%rdg 0.01MΩ～0.02MΩ 10MΩ～20MΩ ±10%rdg 0.02MΩ～0.05MΩ 20MΩ～50MΩ ±10%rdg 0.05MΩ～0.1MΩ 50MΩ～100MΩ ±10%rdg 1MΩ～2MΩ 1000MΩ～2000MΩ ±10%rdg 10MΩ～50MΩ ±30%rdg 10MΩ～100MΩ ±30%rdg 50MΩ～100MΩ ±30%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