Electrical high resistance testing LCD display, programmable PLC interface is standard, RS232/RS485 interface is optional GOAL: ... non-conductive materials are particularly enhanced by the series of programmable insulation resistance testersTime, Voltage, Current, Resistance display by select20Memories ... Ω~100GΩTest time999.9s999.9s999.9saccuracy±5%±5%±5% Programmable Insulation Resistance Tester