Extron electronic Power Supply PS 1220 User Manual

Using Tie Wraps for Cable Strain Relief  
1. Attach the power supply to the ZipClip 200 mounting clip as described  
PS 1220 External Power Supply •  
Installation Guide  
previously.  
2. Fasten the power output cords to the ZipClip base.  
Important Safety Instructions  
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.  
This symbol is intended to alert the user of  
WARNING: To reduce the risk of fire or electric shock, do not  
important operating and maintenance (servicing)  
instructions in the literature provided with the  
equipment.  
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”  
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.  
b. Connect and pull the tie wraps until they are secure. Do not over  
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.  
tighten.  
Read these instructions.  
Keep these instructions.  
Heed all warnings.  
WARNING: This apparatus is a Class I product. This product  
must be connected to a MAINS socket outlet with a protective  
earthing connection.  
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.  
The mains plug is used as the disconnect device and shall remain readily  
operable.  
Do not install near any heat sources such as radiators, heat registers,  
stoves, or other apparatus (including amplifiers) that produce heat.  
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.  
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.  
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.  
Protect the power cord from being walked on or pinched particularly at  
plugs, convenience receptacles, and the point where they exit from  
the apparatus.  
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).  
Tie Wrap  
Only use attachments/accessories specified by the manufacturer.  
Unplug this device apparatus during lightning storms or when unused  
for long periods of time.  
About the PS 1220 Power Supply  
Rack Mounting  
Model  
Part  
Number  
Power Output  
Termination  
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.  
PS 1220  
70-967-01  
24 watts, 12 VDC,  
4 A peak, 2 A continuous; shared  
between all three outputs  
Captive screw  
ZipClip200 101-001-01  
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.  
Connector Wiring  
b
Captive Screw  
Connector  
RSB 123  
Rack Shelf  
Tip (+)  
Tie  
Wrap  
Smooth  
a
(2) 4-40 x 3/16"  
Screws  
3/16"  
(5 mm) Max.  
Ridged  
Sleeve (-)  
Smooth  
Ridged  
DC Power Plug  
Captive Screw Connector  
Captive Screw Connector  
Rack Mounted  
2. Bolt the rack shelf to the rack.  
Power Supply  
Output Cord  
Captive Screw Connector  
Features  
Notches for  
Securing  
Tie Wrap  
AC  
Power  
Input  
Power  
LED  
Mounting to Rack Rails Using a ZipClip  
1. Fasten the ZipClip 200 mounting clip to a rack rail using two rack screws  
ZipClip  
DC Power  
Outputs  
(see the diagram below).  
Mounting Slot  
(front and rear)  
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.  
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  
ZipClip 200  
end.  
2. Pivot the other end down and press until the clip snaps into place.  
To remove the power supply from the ZipClip:  
Side of Rack  
b
1. Press the tab on the ZipClip.  
2. Pivot the power supply and lift it out of  
the ZipClip.  
Back of Rack  
a
Inside of Rack  
See the next page for furniture mounting instructions.  
1
 

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