Energy Meter CalibrationCalibration Service

AC Digital & Clamp Meters

NABL accredited calibration of all types of AC digital multi-meters, digital panel meters and AC clamp meters — as per IS 13010, at our lab or at your site.

Scope of Calibration

AC Digital Multi-meters

Handheld digital multi-meters for AC voltage, current and resistance measurement

AC Digital Panel Meters

Fixed panel-mounted digital meters for voltage, current and power display

AC Clamp Meters

Portable AC clamp meters for current measurement without circuit break

Voltage Range Calibration

AC voltage from millivolts to 1000 V RMS across all measurement ranges

Current Range Calibration

AC current from milli-amps to 1000 A using current transformer or clamp jaw

Frequency Measurement

50 Hz system frequency calibration for meters with frequency display

Power Factor Display

PF indication verification where applicable per instrument design

AC Digital Multi-meter
AC Clamp Meter

Service Details

  • Location: Permanent Lab & On-site
  • Standard: IS 13010
  • Types: Digital, Panel, Clamp
  • Certificate: NABL accredited report
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Frequently Asked Questions

Digital multi-meters require breaking the circuit or direct terminal connection to measure voltage, current or resistance, while clamp meters measure AC current by clamping around a conductor without breaking the circuit.

AC digital multi-meters, panel meters and clamp meters are calibrated as per IS 13010.

AC voltage from millivolts up to 1000 V RMS, and AC current from milliamps up to 1000 A, across all measurement ranges of the instrument.