7 PCM-9587 User Manual
Chapter 2 Installation
Table 2.5: J5: COM2 RS 232/422/485 Select
PINS RS-232 RS-422 RS-485
1,2 Open Open Close
3,4 Open Close Open
5,6 Close Open Open
7,9 Close Open Open
8,10 Close Open Open
9,11 Open Close Close
10,12 Open Close Close
13,15 Close Open Open
14,16 Close Open Open
15,17 Open Close Close
16,18 Open Close Close
RS-232
RS-422
RS-485
2..............18
○ ○ ■■ ○■■ ○
□ ○
■
■■■ ○■■ ○
1..............17
2..............18
○ ○ ○ ■■ ○■■
□
■
■○ ○ ■■ ○■■
1..............17
2..............18
○○○■■ ○■■
■
■○○○■■ ○■■
1..............17