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EX623: 400A Dual Input AC/DC Clamp Meter + NCV + IR Thermometer

AC/DC Clamp-on meter with built-in dual Thermocouple inputs, NCV Detector and InfraRed Thermometer


This TRMS AC/DC Clamp Meter has dual thermocouple inputs for T1, T2, T1-T2 Differential Temperature measurement plus a built-in Infrared Thermometer with laser pointer for locating hot spots and NCV Detector. Additional features include: DC micro-amp function for flame rod measurements, Diode open circuit voltage of 2.8 Volt, Data Hold plus fast Peak Hold for capturing current surges at motor startup, and capacitance measurement to 40mF. Comes complete with test leads, 9 Volt battery, two Type K bead wire Temperature probes and carrying case.

Additional information

AC/DC Current (Max Res.)

400.0A AC/DC (10mA)

Basic ACA accuracy


AC/DC Voltage (Max Res.)

600V (0.1mV)/600V (0.01mV)

DC µA Current (Max Res.)

4000µA (0.01µA)

Resistance (Max Res.)

40.000MΩ (0.01Ω)

Frequency (Max Res.)

40MHz (0.001Hz)

Temperature - Type K

-58 to 1832°F (-50 to 1000°C)

Temperature - IR

-58 to 518°F (-50 to 270°C)

Diode (2.8V)/ Continuity


Duty Cycle

0.5 to 99.0%


9×3.1×1.9" (229x80x49mm)


10.7oz (303g)

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