• It is able to convert RS-232 signal to RS-485 balanced differential signal

• It is passive and does not require external power

• Electronic interface: At the side of RS-485 is a DB9 male(pin-type) connector, with connection board

• Working mode: Asynchronous, half-duplex, differential transmission 

• Transmission media: Tristed pair or shielded twisted pair(STP)

• Transmission rate: 300-115200bps
  

• Work environment: 0℃ - 7O℃(485-A), -20℃ - 58℃(485-A), Relative humidity: 5％ - 95％ 

• Transmission distance: 1200m(RS-485), 5m(RS-232)
  

• With retail package

Package included:

• 1 x RS232 to RS485 Communication Data Converter Adapter with a Terminal Board (AD485A)

• 1 x English User Manual