



Hioki CM3281 AC Clamp Meter
The Hioki CM3281 is a high-performance AC clamp meter designed for industrial and electrical applications. It measures AC currents up to 2000 A using the mean rectification method and features a large 46 mm jaw diameter for easy clamping of thick cables. With a broad operating temperature range of -25°C to 65°C and a rugged design that withstands drops from up to 1 meter, the CM3281 is built for demanding environments.
Description
The Hioki CM3281 AC Clamp Meter is engineered to meet the rigorous demands of professionals in electrical maintenance and industrial settings. It offers a robust design capable of measuring AC currents up to 2000 A using the mean rectification method, ensuring accurate readings for standard AC applications. The meter’s large 46 mm jaw diameter allows for easy clamping around thick cables, facilitating efficient measurements in tight spaces. Its broad operating temperature range of -25°C to 65°C ensures reliable performance in various environmental conditions. Additionally, the CM3281 is designed to withstand drops from heights up to 1 meter, making it a durable choice for fieldwork. Beyond current measurement, it also supports AC and DC voltage measurements, resistance checks, and continuity testing, providing versatility for comprehensive electrical diagnostics.
Features
- AC current measurement up to 2000 A using mean rectification.
- Large 46 mm jaw diameter for easy clamping of thick cables.
- Wide operating temperature range: -25°C to 65°C.
- Durable design withstands drops up to 1 meter.
- Measures AC and DC voltages up to 600 V.
- Resistance measurement and continuity testing.
- Compatible with CT6280 flexible current sensor.
- Compact and lightweight (103 g).
- Safety ratings: CAT IV 300 V, CAT III 600 V.
- Long battery life: up to 120 hours on a single CR2032 battery.
Includes
- Carrying case ×1
- TEST LEAD L9208 ×1
- Coin type lithium battery CR2032 (for trial purposes only) ×1
- Instruction manual ×1
- Download guide ×1
- Operating precautions ×1