Rugged multifunction installation tester with 3.5" TFT color LCD display, provides insulation resistance, earth resistance, loop impedance, voltage, RCD, PFG and PSC testing.
It is designed with software system and ensure the safety of electrical installations in domestic, commercial and industrial applications. 6650 can ensure the fixed wiring is safe and correctly installed.
It is fast sampling and dual display, clear symbols and exceptionally wide viewing angle are for easy and safe readings.