Справочник Пользователя для Emerson Process Management 3420
Reference, Installation, and Operations Manual
Section 3: Installation
3-9000-743 Rev S
June 2013
Communication settings
73
Figure 3-23 Field Connection board switches
3.5.1
Communication settings
Communication Ports A and B are configured via switches on both the CPU and Field
Connection Boards (
Connection Boards (
Figure 3-24 Field Connection and CPU Board communication configuration switch banks
Switch S2
Switch S1
S 3
S 4
S 7
S 5
S 6
Field Connection Board
CPU Board
1
S1: 1-4
S1: 5-8
Port A
Port B
1
1
2
3
4
5
6
7
8