... controng timng,etc.. Products available: Timing control by AC volt or current directly for equipment start/work life measurement,loop output ... High precision. Power-failure protection by FLASH EEPROM.3,Output control: customized for user, R(loop timing),N(timing to pause) F ... MODBUS RTU protocol.Can connect to other equipments/PC/PLC for remote control.5,Power supply: regular: 90-260V AC/DC, others ...