FEATURES - The big digital and bar graph LCD display with back light 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 or capacitor can be checked by warning lamp for safe insulation measurements.
- Data hold and auto power off function.
- Compact, light weight and heavy duty rugged case.
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SPEC| Measuring Ranges and Technical Data |
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| Insulation resistance |
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| Model | MIS-2D | MIS-3D | MIS-4D |
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Rated voltage and
effective measuring range | 125V-20MΩ
250V-50MΩ
500V-100MΩ | 250V-50MΩ
500V-100MΩ
1000V-2000MΩ | 125V-20MΩ
250V-50MΩ
1000V-2000MΩ |
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Minimum measurable
resistance at
rated voltage | 0.125MΩ
0.25MΩ
0.5MΩ | 0.25MΩ
0.5MΩ
1MΩ | 0.125MΩ
0.25MΩ
1MΩ |
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| Rated current | 1mA+20%-0% |
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| Open circuit voltage | Rated voltage+30%-0% |
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| Short circuit current | <2mA |
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| | | | SPECIFICATIONS |
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| Function | : | Insulation resistance, AC voltage |
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| Display | : | 3.5 digit LCD with bar graph display, max. reading of 3200 count and annunciators |
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| Safety standard | : | IEC 61010-1
Installation categoryⅡ, 600V phase to earth. |
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| E.M.C. standard | : | EN 61326 |
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| Response time | : | Less than 5 sec. (Auto ranging) |
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| Data hold indication | : | "DH" mark on LCD readout |
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| Infinity indication | : | "OL" mark on LCD readout (Over 3200 count) |
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| Constructional standard | : | In accordance with IEC1557-2 or JIS C1302 (1994) |
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| Withstanding voltage | : | AC 3700V, 1 minute (Between input terminal and outer case) |
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| Overload protection | : | 120% of the highest nominal output voltage (10 sec.) |
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| Battery check | : | DC 6.3V～9.5V |
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| Low battery indication | : | Battery mark on LCD readout |
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| Operating temperature | : | 0℃ to 40℃, 80% RH max. (Without condensation) |
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Temperature characteristics
(0～40℃) | : | ±5% rdg of specified accuracy |
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| Storage temperature | : | -10℃～60℃, 80% RH max (Without condensation) |
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| Power supply | : | 1.5V (AM-3, R6 or "AA" size)×6 |
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| Size | : | 170(W)×105(D)×54(H)mm |
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| Weight | : | Approx. 330g (Excluding batteries) |
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| Accessories | : | | Line test lead | : | 1 | | Earth test lead | : | 1 | | Batteries | : | 6 | | Test lead case | : | 1 | | Belt | : | 1 | | Instruction manual | : | 1 |
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| Optional accessory | : | Test probe with remote switch |
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| | | Accuracy |
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| Rated voltage | DC 125V | DC 250V | DC 500V | DC 1000V |
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| Measuring range | 0～20MΩ～OL(∞) | 0～50MΩ～OL(∞) | 0～100MΩ～OL(∞) | 0～2000MΩ～OL(∞) |
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| First effective range | 0.02MΩ～10MΩ
<±5%rdg | 0.05MΩ～20MΩ
<±5%rdg | 0.1MΩ～50MΩ
<±5%rdg | 2MΩ～1000MΩ
<±5%rdg |
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| Second effective range | 0.01MΩ～0.02MΩ
10MΩ～20MΩ
<±10%rdg | 0.02MΩ～0.05MΩ
20MΩ～100MΩ
<±10%rdg | 0.05MΩ～0.1MΩ
50MΩ～100MΩ
<±10%rdg | 1MΩ～2MΩ
1000MΩ～2000MΩ
<±10%rdg |
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| Other range | 100MΩ～OL(∞) :Accuracy is not Specified |
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| | | | AC voltage (50/60Hz) |
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Range | Accuracy | Input impedance | Maximum input voltage |
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AC 600V | ±2.5% of full scale | Approx. 20M | AC 600V rms |
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