PS Engineering PMA4000 Installation Manual - Manual (Page 19)

PS Engineering
PMA4000 Series Audio Selector Panel and IntelliVox™ Intercom System
Installation Manual
200-041-0002 Appendix B Rev 5, March 2007
Appendix B- Installation Drawing and Connector Layout
C B B
A
A
B - 1/4"
A - 3/16"
DIAMETERS:
0.950
0.270
0.810
0.500
0.130
0.900
0.400
0.160
B C - 3/8"
0.420
0.250
0.910
Figure 6-1- Hole Configuration
B
B B C
A
A C - 3/8"
D - 1/2"
B - 1/4"
A - 3/16"
DIAMETERS:
0.950
0.270
0.810
0.500
Drill 4 x 0.5" holes
for push buttons
0.360
0.740
0.290
D D D D
0.420
Figure 6-2 Hole Configuration to avoid rectangular cutouts
By pre-drilling pilot holes, and then drilling ½” holes as shown, the installer can avoid
nibbling and filing a square opening.