... to 1200 m,programming agreement is the standard of industrial modbus agreement. ·12V DC power supply,no polar access. ·The ... 95%(No condensation)Power supply:12VDC,3WSerial interface Network configuration RS485 communication mode,baud rate can be chosen,optional address for ... default baud is 9600,and addresss is 0 Programming agreement :MODBUS RTURelay contacts:AC125V,0.5A,DC24V,1A.To often open ...