Advant
®
Controller 450 User’s Guide
Appendix D Item Designations
D-6 3BSE 002 415R701 Rev A
D.5 Modem Subracks
The modem subracks are 6 (U) modules high (1 U = 44.45 mm), including cable duct.
Two wide variants are available, 19 inches and 24 inches.
The places in the subrack for modems have sequential numbers 1 - 9 and 1 - 12. Places 10, 11
and 13, 14 are contacts for power supply distribution (24 V).
Modems mounted on a bracket are numbered 1 and 2 as in Figure D-9.
Figure D-7. Item Designation in Modem Subrack, 19 inches
Figure D-8. Item Designation in Modem Subrack, 24 inches
Figure D-9. Modem Mounted on a Bracket
Item design. 4
4
1
9
10
11
Item design. 4
4
1
13
14
12
1
2