Electro-Technical Calibration

Volt meters	Watt meters	Calibration of ammeter
Frequency meters	Resistance decade box	Resistance meter
Multi meter	Clamp meter	Meggar
Insulation tester	Earth resistance tester	V-A-W meter
Universal calibrator	Current transformer	Dimmer
AC power source	DC power source	AC power supply
DC power supply	Loop calibrator	Leakage current meter
Hart communicator	Capacitance meter	Multifunction calibrators
Ph meter	Conductivity meter	Calibration of devices

Pressure Calibration

Pressure gauges	Pressure recorders	Pressure transmitters
Pressure transducers	Pressure switches	Differential pressure gauge
Safety valve	Safety switches	Vacuum gauges
Manometer	Compound gauge	Dead weight tester