MIT320 (Megger 1015-712) Features and Specifications *
The Megger MIT320 Insulation and Continuity Tester is designed for professionals who require more than just a basic testing instrument. Positioned above the MIT300 and MIT310 in the series, the MIT320 combines versatility, rugged design, and user-friendly features, making it a smart choice for electricians, contractors, and maintenance teams who need dependable performance in everyday and more advanced applications.
The MIT320 expands testing capabilities with insulation test voltages of 250 V, 500 V, and 1000 V, and can measure resistance up to 999 MΩ. In addition to insulation and continuity testing, it includes a dedicated resistance measurement range from 10 Ω to 1 MΩ, providing greater flexibility for diagnostic work. The adjustable continuity buzzer, which can be set between 1 Ω and 20 Ω, gives technicians better control, while the high test current of 200 mA ensures reliable and accurate continuity results across circuits and installations.
Usability is one of the MIT320’s strongest points. It features a dual digital/analog display with large 20 mm characters and an analog arc, combining precise readouts with a traditional moving-scale response. A built-in backlight makes the display clear and easy to read in low-light environments, while the rugged, rubber-armoured case with IP54 weatherproof protection and a fold-down cover ensures durability in tough working conditions. Its lightweight design and balanced construction also allow for comfortable hands-free operation when needed.
Like all models in the MIT300 series, the MIT320 incorporates Megger’s Intelligent Safety System to protect both the operator and the instrument. This includes a safety interlock to prevent incorrect connections, automatic test lockout when circuit voltage exceeds 50 V, and live voltage alerts above 25 V. Built to ISO 9001 quality standards, the MIT320 is supplied with a calibration certificate and backed by a three-year warranty, ensuring long-term accuracy and dependability.
Overall, the Megger MIT320 offers more functionality and convenience than the MIT300 or MIT310 while maintaining an affordable price point. With its enhanced testing ranges, backlit display, safety-first design, and rugged build, it provides a well-rounded solution for professionals who demand reliability and flexibility from their insulation and continuity tester.
The Megger MIT320 price and features make it a very attractive option compared to similar insulation/continuity testers available on the market.
Features
- Digital/analogue display with clear readout
- Rugged rubber-armoured case for durability
- Self-contained protective cover
- Extremely simple operation (no buried functions, colour-coded ranges)
- Hands-free use (neck strap, automatic continuity/buzzer testing)
- Intelligent Safety System:
- Safety interlock
- Live voltage warning
- Safety lockout at >50 V
- Continuity check protection
- Weatherproof to IP54
- Automatic discharge after insulation test
- Backlit Display
- Backlight Selector Ranges
- Compatible with CertSuite.app (via higher models in the MIT300 series)
Available Options
- Standard included:
- Test lead set and crocodile clips (Order Code: 1014-293)
- Optional accessories:
- Fused test lead set (Order Code: 1002-015)
Benefits
- Tough and reliable – designed for demanding site conditions
- Simple to operate, reducing training time and mistakes
- Safe operation with built-in protection systems
- Compact and portable (lightweight design)
- Backed by 3-year warranty
Capabilities
- Insulation Testing:
- Test voltages: 250 V, 500 V, 1000 V DC
- Range: up to 999 MΩ
- Insulation limit alarm (0.01 MΩ to 999 MΩ)
- Continuity Testing:
- Range: 0.01 Ω – 99.9 Ω
- Buzzer operates at <5 Ω
- Test current: 205 mA (short circuit)
- Adjustable buzzer 1 to 20 Ω
- Audible buzzer disable
- Voltage Detection:
- Up to 600 V AC/DC warning
- Automatic power down (on MIT320 and higher models)
Specifications
- Insulation Test Voltage: 250 V, 500 V, 1000 V
- Insulation Measuring Range: 10 kΩ – 999 MΩ
- Resistance Measurement: 10 Ω to 1 MΩ range
- Continuity Range: 0.01 Ω – 99.9 Ω
- Short Circuit Current: 205 mA
- Operating Range: -10 °C to +60 °C
- Storage Range: -25 °C to +70 °C
- Operating Humidity: 93% RH max at 40 °C
- Safety: IEC61010-1 CAT III 600 V compliance
- Environmental Protection: IP54
BASIC INFORMATION
Model Number
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MIT320
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Part Number
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1015-712
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Manufacturer
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Megger
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CHARACTERISTICS
Shipping Weight
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~980 g (test set only, accessories may increase total)
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Shipping Dimensions
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~203 × 148 × 78 mm (8 × 5.7 × 3.2 in)
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Weight (test set only)
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980 g
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Size (test set only)
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203 × 148 × 78 mm
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