Rockwell Automation 2755-SNx Adaptascan Bar Code Readers - Manual (Page 130)

8–2 Communicating with a PLC-5
R
over an RS-232 or RS-422 Link
Publication 2755-6.8
For this application the PLC-5 occupies the first slot in a 1771
chassis. Power is supplied externally or from an internal power
supply installed in any acceptable slot in the 1771 chassis.
Channel 0
Bulletin 1771 Chassis
PLC-5
Power Supply
RS-232 or RS-422
AdaptaScan Reader
RS232 Port
Cabling
RS-232 cabling must be constructed to connect the RS232 port of the
AdaptaScan reader to User Port 0 on the PLC-5. Refer to this
cabling diagram.
PLC-5/30, /40, /60
Channel 0
AdaptaScan
RS232 Terminal
Strip
7 GND
2
3
Rx
Tx
PIN PIN
Connecting the PLC-5
Processor to the Reader