PRODUCTS > RS-232 to RS-422/485 > SER-COMi-M


 Products Manual


SER-COMi-M - 1-Port RS-232 to RS-422/485 Adapter with Metal Case


  • Converts an RS-232 port to a high speed RS-422/485 port
  • DCE/DTE pin assignment can be selected
  • SECC metal chassis with DIN rail bracket
  • LEDs indicate TxD and RxD for easy port monitoring and diagnosis
  • Automatic transmit and receive control for 2-wire RS-485 half-duplex mode
  • Built-in termination and biasing
  • Serial port protected with surge protection of 10kV
  • High speed serial port with baud rate up to 921.6kbps


Serial Interface
Input RS-232
Output RS-422/485
Number of Ports 1
Connector Input: DB9
Output: DB9 and 5-pin terminal block
Max. Speed 921.6kbps for transmit & receive
RS-422 Signals TxD-, TxD+, RxD+, RxD-, GND, RTS-, RTS+, CTS+, CTS-
RS-485 Signals (4 wire) TxD-, TxD+, RxD+, RxD-, GND
RS-485 Signals (2 wire) Data-, Data+, GND
Protection 10kV ESD protection for all signals
Power Input DC 12V, 1A external power adapter
Casing SECC metal chassis with DIN rail bracket
Operating Temperature 0°C to 55°C (32°F to 131°F)
Storage Temperature -20°C to 75°C (-4°F to 167°F)
Operating Humidity 5% to 95% RH
Safety Approvals CE, FCC