Rs232/422/485 (Com2) Selection - Protech Systems PPC-7400 Operation Manual

Chapter 2 Hardware Configuration

2-6. RS232/422/485 (COM2) SELECTION

JP9 : RS-232/422/485 (COM2) Selection
COM2 is selectable for RS-232, 422, 485 function.
The jumper settings are as follows :
COM 2
FUNCTION
RS-232
RS-422
RS-485
*** Manufactory default --- RS-232.
Page: 2-12
JUMPER SETTING
(pin closed)
Open
1-2, 5-6, 7-8, 9-10
11-12, 13-14, 15-16
17-18, 19-20
1-3, 4-6, 7-8, 9-10
11-12, 13-14, 15-16
17-18, 19-20
JUMPER ILLUSTRATION
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PPC-740X USER S MANUAL