We specialize in Current Sensors, CT Sensors, and Measuring Instruments.

Io/Ior Leakage Clamp Meter

M-340IRV Non-contact Io/Ior Leakage Clamp MeterIo/Ior AC Leakage Clamp Meter φ40mm

Integrated Ior Clamp Leaker with Non-contact Voltage Input Sensor


・Safety by non-contact sensor, not touching live part directly (prevention of electric shock, short-circuit, etc.).
・Easy to carry and operate, clamp CT + display part integrated type.
・Measurable line current + leakage current + resistive leakage current by one unit.
・Palm size mini clamp type.
・High accurate measurement with min. resolution 0.001mA.
Measuring Function Line Current
Leakage Current
Resistive Leakage Current
Available Circuits for Ior Measurement 1P/2W, 1P/3W, 3P/3W
CT Inside Diameter φ40mm
AC Current Range 10mA/100mA/60A
Minimum Resolution 0.001mA
Other Function Over Range Display, Data Hold, Low Battery Indication, Auto Power Off
Sampling Rate Two Times/Second
Operating Circuit Voltage Less than AC500V (Isolated Electric Wire)
Operating Temp. & Humidity Range 0~50℃ Less than 85%RH (w/o condensation)
Power Supply AAA Size Alkaline Battery x 3
Dimension/Weight W44×H197×D24mm Approx.210g
Accessories Carrying Case, Non-contact Voltage Sensor, Instruction Manual