Rs-422 Communication (Standalone) - IDTECK ITDC ITDCSR EIO88 User Manual

IDTeck – iTDC 2~4 DOOR ACCESS CONTROLLER
6.3.2 RS-422 CONNECTION (STAND ALONE)
RS422/RS232 converter (CNP200) is required to use RS422 communication between the iTDC and a host
computer. Please follow the instructions.
- Connect RS422-TX (+) of the iTDC to RS422-RX (+) port of the converter.
- Connect RS422-TX (-) of the iTDC to RS422-RX (-) port of the converter.
- Connect RS422-RX (+) of the iTDC to RS422-TX (+) port of the converter.
- Connect RS422-RX (-) of the iTDC to RS422-TX (-) port of the converter.
- Plug in the RS232 9-pin connector of the converter to the COM1 or COM2 Port of the PC.
- Install and run iTDC Application Software.
To iTDC
To host PC
a. Between iTDC and CNP200 b. RS 422 port connection c. CNP200 setting
Figure: RS-422 Communication between iTDC and Host Computer
101-001 (iTDC), 101-002 (EIO88), 101-145 (iTDCSR) -27- Users Manual