Extech MA140 True RMS AC Clamp Meter: 300A, 600V

Compact AC Clamp Meter with NCV Detector

• True RMS for accurate readings of noisy, distorted or non-sinusoidal waveforms
• Compact 0.8″ (22mm) jaw size accommodates conductors up to 300MCM and allows measurements in tight locations
• Unique Smart Auto Sense feature
• Low Pass Filter (LPF) for accurate measurement of variable frequency drive signals
• Built-in Non-Contact Voltage (NCV) detector for quick detection of live voltage
• Inrush current measurement
• 6000 count backlit LCD display
• Smart Data Hold: Audiovisual alert when a new reading exceeds 50 digits of a held reading
• Low battery indicator and Auto Power Off feature
• Complete with carrying case and two LR44 batteries

• Extech MA140_MA145 Datasheet.pdf