Jnchdghwa 2X Modbus-Rtu 8 Channel Relay Module Modbus RTU 8 Switch Input RS485 Communication TTL
Jnchdghwa
2. Communication protocol: Supports standard Modbus RTU protocol 3. Communication interface: Supports RS485/TTL UART interface 4. Communication baud rate: 4800/9600/19200, default 9600bps, supports power-off saving 1. and stable 8-bit MCU on board: and MAX485 level conversion chip 5. Optocoupler input signal range: DC3.3-30V (this input cannot be used for relay control), Manufacturer: Jnchdghwa
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