... system. RS485 sharer has multi-channel RS485 signal input, 1 channel RS485 output,Each port’s ... address between devices.• RS485 sharer has 3 channels RS485 input, 4 channels RS485 input, 8 channels RS485 input, 1 channel ... the communication agreement, baud rate and address between devices. Communication ModeRS485 half-duplexCommunication Distance1200 metresCascade Number31pcs devicesAuthority ...