Extron Electronics PS 123 - Manual (Page 11)

PS 123 12 VDC, 3 Amp Power Supply • User's Guide
PS 23, cont’d
2 PS 123 12 VDC, 3 Amp Power Supply • User's Guide 3
5 . Assemble the U-bolt and the following parts in the
following order (figure 11, below):
a
. Pass the legs of the U-bolt through the slotted holes on
the mount plate flange.
b . Place the legs around the projector pole.
c . Pass the legs through the holes in the contour base.
N The pole fits snugly into the depression in the center of
the contoured base.
d . Pass the legs through the holes in the L-shaped bracket.
• For a typical (1.5" to 2.0" diameter) pole — You
can use the supplied square U-bolt, which fits a
typical ceiling pole.
• For a smaller pole — Locally obtain a square
U-bolt that fits your ceiling pole. The slotted holes
on the bracket can accommodate a square U-bolt
for pole sizes from 1.0" to 2.0" in diameter.
U-bolt
Slotted Hole
in PMK Tray
L-shaped
Bracket
L-shaped
Bracket Screws
Contoured
Base
Ceiling
Pole
Mount Plate
Flange
Figure 11 — Projector mounting the PS 123
6 . Align the two slotted holes in the bottom of the L-shaped
bracket with the two slotted holes in the base of the tray.
Secure the L-bracket to the base by inserting two provided
6-32 x 5/16" screws through the aligned slots.
7 . Move the PMK 350 up to the desired location on the ceiling
pole, as close to the ceiling as desired.
8 . Secure the L-shaped bracket to the U-bolt using the
included hex nuts, washers, and lock washers. Tighten the
hex nuts securely.
C Be sure to tighten the hex nuts securely enough that
the PMK 350 does not slide down the ceiling pole.
A socket wrench is recommended to tighten the hex
nuts.
9 . Secure the front panel to the mounting tray with four of
the included #6 screws.
10. If desired, choose one of the provided four sizes of self-
adhesive cover sheets, and apply it to the underside of the
mounting tray.
PMK 0
The Extron PMK 450 Easy Installation Multi-Product Projector
Mounting Kit attaches to projector mounting poles with external
diameters of 1.85" (4.7 cm) to 1.95" (5 cm). It can accommodate
multiple Extron products of a variety of sizes, and their power
supplies.
Rear Plate
Pipe Collar and
Set Screws (4)
Security Screw
AC Power Cord
Access Slot
CO M 1
LA N UID # 0 930 120 52
PO WE R 12V .5A MA X
CO M1
TX RX TX RX
CO M2
CO M 2
Bottom Plate
Filler Plate
Front Plate
Extron
PS 123
12 VDC, 3 A
Power Supply
Top Plate
RE D-O VE RL OA D
P/S 12 3
12 V DC 3A PO WE R S UPP LY
Extron
IPL T S2
Ethernet Control
Interface
Figure 12 — Components of the Extron PMK 450 kit
1 . Using a Phillips screwdriver, remove the front and rear
plates.
2 . Using the provided security wrench, remove the security
screws from the sides. Slide the top plate and lift it away
from the bottom plate.
3 . Loosen the four pipe collar set screws to allow the top
plate to move freely along the pole.