Advant
®
Controller 450 User’s Guide
Section D.7 Mains Units
3BSE 002 415R701 Rev A D-9
This connection is designated U4.125.X2 - B1.1.X80.
The poles of the connection terminal block on the connection unit are numbered from left to
right, see Figure D-15. The code for a process connection to pole 3 becomes B1.1.X90:3.
D.7 Mains Units
The mounting plates can carry two or three mains units. The mains units are numbered 1, 2, 3,
as in the figure. The mounting plates are 3 U high.
Figure D-14. Typical Internal Connection
Figure D-15. Terminal Block Numbering
Figure D-16. Location of Mains Units
X90
B1.1
X80
S2
S1
X1
X2
Flat
Cable
U4.125
(Hinged frame)
(Rear mounting plane)
X90
1
23
4
5
Etc
X80
Connection
Unit
B1.1
+QA1
B1.1.X90:3
1
2
1
2
3
Mounting plate 19”
Mounting plate 24”