Extron electronic PS 123 manual Projector mounting the PS, Components of the Extron PMK 450 kit

PS 123, cont’d

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.

NThe 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.

Mount Plate

Flange

Contoured

Base

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 450

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.

	Top Plate
	Pipe Collar and
	Set Screws (4)
	AC Power Cord
Front Plate	Access Slot

U-bolt

L-shaped Bracket

Security Screw

Rear Plate

Slotted Hole	L-shaped
in PMK Tray
	Bracket Scre

Ceiling

Pole

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.

CBe 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.

Extron	Extron
IPL T S2	PS 123
Ethernet Control	12 VDC, 3 A
Interface	Power Supply

Bottom Plate

Filler Plate

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.

12 PS 123 12 VDC, 3 Amp Power Supply • User's Guide PS 123 12 VDC, 3 Amp Power Supply • User's Guide 13