Вроде все работает, реле переключается, но в лог заполнен сообщениями вида
Nov 19 14:35:06 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 7 input(s) @ 39 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:06 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 2 input(s) @ 54 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:06 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 7 input(s) @ 39 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:06 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 2 input(s) @ 54 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:06 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 7 input(s) @ 39 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:06 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 2 input(s) @ 54 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:06 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 7 input(s) @ 39 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:06 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 2 input(s) @ 54 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:07 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 7 input(s) @ 39 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:07 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 2 input(s) @ 54 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:07 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 7 input(s) @ 39 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:07 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 2 input(s) @ 54 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:07 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 7 input(s) @ 39 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:07 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 2 input(s) @ 54 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:07 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 7 input(s) @ 39 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:07 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 2 input(s) @ 54 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:07 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 7 input(s) @ 39 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:08 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 2 input(s) @ 54 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:08 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 7 input(s) @ 39 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:08 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 2 input(s) @ 54 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:08 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 7 input(s) @ 39 of device modbus:58: Serial protocol error: illegal data value
Nov 19 14:35:08 wirenboard-A7YT3BQO user.notice serial: ModbusRTU::ReadRegisterRange(): failed to read 2 input(s) @ 54 of device modbus:58: Serial protocol error: illegal data value