... ΩVoltage: 1mV - 60V DCSignal SourceAC 1kHz, open-circuit voltage < 20mV, measurement current: < 10mARangeAutomatic and ... circuit reset for all range, REL functionComparator1 group record, NG-LO, GD-IN, NG-HI display and output. beep is adjustableTriggerInternal, manual, external ... and data hold functionGENERAL FEATURESPower SupplyVoltage: 198V AC - 240V AC Frequency: 50Hz Power: Max 15VADimension & ...