☆ It is an ideal driving device that provides constant rotation speed for testing hand-operated insulation resistance meters of various specifications.
☆ Made of optical stroboscopic effect principle.
☆ Standard speed: rpm.
☆ Working and lighting power supply: H.
☆ Dimensions:
☆ Weight
Other products of the company:
Spark testing machine calibration device
Insulation resistance meter calibration device
Grounding resistance meter calibration device< br /> Withstand voltage tester calibration device
Ground conduction resistance tester calibration device
Single-arm bridge calibration device
Double-arm bridge calibration device
Galvanometer calibration device
Microohmmeter calibration device
Megger terminal voltage tester
High voltage DC digital voltmeter
Leakage current breakdown current detector
HSQ-90 type constant speed controller