3. INSTALLATION
Figure 13: Connections without Termination Diagram
Diagram Note:
1. The not connected terminals must be insulated so they do not make contact with each other.
3.5.6. RS-422 Communication with Internal Termination
In order to connect in a RS-422 network using the internal termination, the cable AL-1763 identified terminals must be
connected in the respective device terminals, as shown on table below.
AL-1763 terminals CPU terminal signals
0 Shield
1 TERM+
2 TX+
3 RX+
4 Not connected
5 Not connected
6 TERM-
7 TX-
8 RX-
Table 29: RS-422 Connections with Internal Termination
PS.: The internal terminations available are secure state in open mode.
The figure diagram below indicates how the AL-1763 connection terminals should be connected in the device terminals.
Figure 14: RS-422 Connections with Termination Diagram
Diagram Note:
28