UNI-T Insulation Resistance Tester UT502C is a digital insulation resistance tester, also known as a megohmmeter or megger.
Functionality: It is designed to measure insulation resistance, typically up to 20GΩ, and can also measure AC voltage.
Features a backlit screen for visibility in various conditions, auto power-off for battery saving, data hold, audible and visual alarms, and low battery indication.
Application: It is widely used in electrical maintenance, testing, and verification in various electrical systems and equipment.
Insulation Resistance Measurement:
Maximum Insulation Resistance: Up to 20GΩ.
Test Voltage Range: 50V to 1000V (manual mentions 100V to 2500V in another source).
Voltage Measurement: AC Voltage range of 30V~750V (50Hz/60Hz)