... 485 communication module output;5\ Perfect protected interface and good good protective performance;Technical parameters :1\ Supply ... 7\ Address: 1-255,is chosen by button;8\ Protocol: MODBUS RTU;9\ Data format: Start ... bit is 1, data bits is 8, none checkout, stop bit is one;10\ ... Communication port: AC500V,1mA,1 minute; Between communication port and main circuit: AC500V,1mA,1 minute;13 ...