
Chapter 2 Hardware Configuration
Page: 2-8
PCI-531LF USER
′
S MANUAL
2-6. RS232/422/485 (COM2) SELECTION
JP3:
RS-232/422/485 (COM2) Selection
This connector is used to set the COM2 function.
The jumper settings are as follows:
COM 2
FUNCTION
JUMPER
SETTINGS
JUMPER
ILLUSTRATIONS
RS-232
All Open
RS-422
1-2, 3-4, 9-10
RS-485
1-2, 5-6, 7-8
*** Manufacturing default – RS-232