... -DC converter, truly reflecting testers output current value Standard PLC interface, optional ports: RS232C, RS485, GPIB, USB Through PLC ... interface control eight memory groups. Level signal or contact signal can ... be stored into the tester or sent to PC through RS232 interfaceModelCS9950CS9950ACurrent range3.00A~30A3.00A~25Aresolution 0.01A0.01Aaccuracy±(1 ...