RS232 to RS485 serial converter (with DB9)

Performance parameters:

1, the interface features: interface compatible EIA / TIA RS-232C, RS485 standard

2, electrical interface: RS-232 terminal DB9 hole connector, RS-485 terminal DB9 pin connector, with the post

3, work: asynchronous half-duplex differential transmission

4, transmission medium: twisted pair or shielded wire

5, the transmission rate: 300BPS-115.2KBPS

6, Dimensions: 63mmX33mmX17mm

7, the use of the environment: -25 ℃ to 70 ℃, relative humidity of 5% to 95%

8, transmission distance: 1,200 meters (RS-485 side) 5 meters (RS-232 side)