Rs232/422/485 (Com2) Selection - PSB -1688LF Operation Manual

2-5. RS232/422/485 (COM2) SELECTION

JP2 : RS-232/422/485 (COM2) Selection
The COM2 Function selections are as follows :
COM 2
Function
RS-232
RS-422
RS-485
*** Manufactory default --- RS-232.
To select RS422 or RS485, COM2 must be set at RI function.
PSB-1688LF USER
Jumper
Settings
(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
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S MANUAL
Chapter 2 Hardware Configuration
Jumper
Illustrations
19
20
JP2
19
20
JP2
19
20
JP2
1
2
1
2
1
2
Page: 2-7