Real Time RS485 IO Module , Industrial Controller Wireless Data Module

KYL-812U Real Time RS485 IO Module , Input Output 4 Channel RF Transmitter And Receiver Valve Pump Water Tank Oil Gas Gilding Control Automatic Control •Features 4 Channel RF Transmitter And Receiver can achieve wireless transmission in real time, the relay output of receiver module is connceting with ON-OFF input of the transmitter relay output. In other words, when the input of the transmitter switch on, the corespond relay output will be on at the same time. When the input