... start prevents the damages for DUTTest mode programmableVoltage rise, voltage fall, test and dwell time programmableCurrent Low-limit ... IRStandard PLC interface, optional ports: RS232, RS485Optional supply voltage 110V/220V,50Hz/60Hz. The tester will first check ... as required, which maximum can be up to 14Both Chinese and English operation interfaceStandard PLC interface, optional ports: ...