
PS Engineering
PMA450 Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-450-0000
Appendix A
Rev. 6, Dec. 2015
Appendix A
– PMA450 Installation Drawings
J2
J1
Viewed from Back
15
30
44
1
16
31
15
30
44
1
16
31
Ground Lug
Ground Lug
475-440-0001 (x2)
Back plate assy
475-009-0001
ground lug (x2)
475-440-0001 (x2)
Screw w/washer
Ground lug detail
Rear plate detail (not to scale)
0.37in
3.87in
5.53in
6.04in
0.36in
0.96in
1.28 in
6.31in
1.28in
Caution
: Apply steady pressure to the bezel while screwing th e unit into the tray to
ensure even seating of the unit and connectors.