Probador digital de resistencia de aislamiento HIOKI IR4056-20 5 rangos 50 a 1000 V ✦KD
Hioki IR4056-20 Insulation Tester. Consequently, insulation resistance readings are often unstable due to the effects of noise emitted by nearby electrical wiring and other sources of interference. Drop proof onto concrete from 1m (3.28 feet).