User's Manual

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PS 1220 External Power Supply •

Installation Guide

About the PS 1220 Power Supply

Model Part

Number

Power Output Termination

PS 1220 70-967-01 24watts, 12VDC,

4A peak, 2A continuous; shared

between all three outputs

Captive screw

ZipClip

™

200 101-001-01 — —

Connector Wiring

Ridged

Smooth

Tie

Wrap

3/16"

(5 mm) Max.

Captive Screw

Connector

Power Supply

Output Cord

Sleeve (-)

Tip (+)

Captive Screw Connector

Captive Screw ConnectorCaptive Screw Connector

DC Power Plug

Smooth

Ridged

Features

Power

LED

ZipClip

Mounting Slot

(front and rear)

Notches for

Securing

Tie Wrap

Power

Input

Power

Outputs

Using the ZipClip 200

Attaching and Removing the Clip and Power Supply

To attach the power supply to the ZipClip 200 mounting clip:

1. Insert the bottom of the power supply down into the clip, starting with one

end.

2. Pivot the other end down and press until the clip snaps into place.

To remove the power supply from the ZipClip:

1. Press the tab on the ZipClip.

2. Pivot the power supply and lift it out of

the ZipClip.

Rack Mounting

Mounting to a Rack Shelf

These power supplies are one quarter rack wide. Up to four power supplies can

be mounted side by side directly onto a rack shelf.

1. Align the threaded holes in the bottom of the power supply with the holes in

an Extron rack shelf and fasten the supply to the shelf with two screws as

shown below.

(2) 4-40 x 3/16"

Screws

RSB 123

Rack Shelf

Rack Mounted

2. Bolt the rack shelf to the rack.

Contents

About the PS 1220 Power Supply ..................... 1

Connector Wiring........................................... 1

Features ......................................................... 1

Using the ZipClip 200 ........................................ 1

Attaching and Removing the Clip and Power

Supply .......................................................... 1

Using Tie Wraps for Cable Strain Relief ........ 1

Rack Mounting .................................................. 1

Mounting to a Rack Shelf .............................. 1

Mounting to Rack Rails Using a ZipClip ........ 1

Furniture Mounting ............................................ 2

Pole Mounting ................................................... 2

Specifications .................................................... 2

Safety Instructions............................................. 2

Using Tie Wraps for Cable Strain Relief

1. Attach the power supply to the ZipClip 200 mounting clip as described

previously.

2. Fasten the power output cords to the ZipClip base.

a. Insert tie wraps (which are also called “zip ties”) along the notches

on the side of the power supply and through the tie wrap anchor

points on the ZipClip, then around the cord.

b. Connect and pull the tie wraps until they are secure. Do not over

tighten.

Tie Wrap

Mounting to Rack Rails Using a ZipClip

1. Fasten the ZipClip 200 mounting clip to a rack rail using two rack screws

(see the diagram below).

2. Insert the bottom of the power supply down into the clip, starting with one

end.

3. Pivot the other end toward the clip and press until the clip snaps into place.

Inside of Rack

ZipClip 200

Back of Rack

Side of Rack

Important Safety Instructions

This symbol is intended to alert the user of

important operating and maintenance (servicing)

instructions in the literature provided with the

equipment.

This symbol is intended to alert the user of the

presence of uninsulated dangerous voltage within

the product enclosure that may present a risk of

electric shock. On the product, risk of shock may

be indicated by this symbol.

Read these instructions.

Keep these instructions.

Heed all warnings.

Follow all instructions.

Do not use this apparatus near water.

Clean only with dry cloth.

Do not block any ventilation openings. Install in accordance with the

manufacturer’s instructions.

Do not install near any heat sources such as radiators, heat registers,

stoves, or other apparatus (including amplifiers) that produce heat.

Do not defeat the safety purpose of the polarized or grounding-type

plug. A polarized plug has two blades with one wider than the

other. A grounding type plug has two blades and a third grounding

prong. The wide blade or the third prong are provided for your

safety. If the provided plug does not fit into your outlet, consult an

electrician for replacement of the obsolete outlet.

Protect the power cord from being walked on or pinched particularly at

plugs, convenience receptacles, and the point where they exit from

the apparatus.

Only use attachments/accessories specified by the manufacturer.

Unplug this device apparatus during lightning storms or when unused

for long periods of time.

WARNING: To reduce the risk of fire or electric shock, do not

expose this apparatus to rain or moisture.”

“This apparatus shall not be exposed to dripping or splashing

and no objects filled with liquids, such as vases shall be placed

on the apparatus”

Refer all servicing to qualified service personnel. Servicing is required

when the apparatus has been damaged in any way, such as when

the power-supply cord or plug is damaged, liquid has been spilled

or objects have fallen into the apparatus, the apparatus has been

exposed to rain or moisture, does not operate normally, or has

been dropped.

WARNING: This apparatus is a Class I product. This product

must be connected to a MAINS socket outlet with a protective

earthing connection.

The mains plug is used as the disconnect device and shall remain readily

operable.

To prevent the risk of shock, do not attempt to service this equipment

yourself because opening or removing covers may expose you to

dangerous voltage or other hazards.

WARNING:

Power sources • This equipment should be operated only from

the power source indicated on the product. This equipment

is intended to be used with a main power system with a

grounded (neutral) conductor. The third (grounding) pin is a

safety feature, do not attempt to bypass or disable it.

Power disconnection • To remove power from the equipment

safely, remove all power cords from the rear of the equipment,

or the desktop power module (if detachable), or from the

power source receptacle (wall plug).

See the next page for furniture mounting instructions.

NOTES REGARDING REVISION C:

z Added altitude and sea level text and

symbols for CCC compliance per Homi.

z Added standard Extron logo document

header.

z Updated corporate contact info to include

India and Korea offices and updated

phone numbers throughout.

z Updated all illustrations

z Replaced specifications with latest

version.

z Changed various fonts and styles to

current department style.

z Corrected step order shown in rack

mounting diagram.

z Added safety instructions at the

beginning of the document to match

guides for other Extron-designed power

supplies.

z See this ER:

http://intranet/app/ER/ERGeneration/

logdetail.aspx?logid=11838 .

Base level part number:

28-284-07LF.

Summary of content (2 pages)

PAGE 1
PS 1220 External Power Supply • Installation Guide Using Tie Wraps for Cable Strain Relief Important Safety Instructions This symbol is intended to alert the user of important operating and maintenance (servicing) instructions in the literature provided with the equipment. 1. Attach the power supply to the ZipClip 200 mounting clip as described previously. 2. Fasten the power output cords to the ZipClip base.
PAGE 2
Extron External Power Supply • Installation Guide (continued) Furniture Mounting Specifications NOTE: The ZipClip is shipped with a set of four wood screws. 1. Attach the ZipClip to the mounting surface using two or more wood screws as shown below. Make sure the clip is oriented with the appropriate surface facing the mounting surface of the furniture and with the tab accessible from the front of the furniture. 2.