Knoll IR220 Installation Instructions Download Page 2

Installation Tips 

 

1. Follow all local electrical & building code requirements. 
 
2. The IR220 is usually mounted on the surface of a panel, door, 
cabinet or plate. For easy installation and to ensure reliability, it is 
suggested that a PS1202 (200 mA) or PS1205 (500 mA) 12 VDC 
unregulated power supply, IR31a (single) or IR34a (dual) emitters 
and one of the following: IR54 (decora inwall style, 4 output) or 
IR55 (tabletop style, 4 output) connection block, be used. 
 
3. Wires can be solid or stranded, shielded or unshielded with a 
minimum of 28-gauge for runs under 200’, 22-gauge for runs under 
500’ and 20-gauge for runs up to 1000’. Wires can be looped from 
IR220 to IR220 or home run. Home runs generally offer more 
reliability and future flexibility. 
 
4. IR220s can be mixed and matched in larger systems with up to 
10 infrared receivers, such as the Knoll IR100 or IR230. 
 
5. Mount the IR220 using the double sided sticky tape provided. It 
is best to mount the IR220 where it will not get direct sunlight on 
it. 

 

. To wire the system together, connect the IR220 

12V

GND

 and 

 

, plug the single or dual emitters into the IR54 or IR55  

 PS1202 (for up to five receivers) or PS1205 for 

stem is usually left plugged in all the time (to an 

ing properly. Bright 

5

IR SIG

 terminals to the corresponding IR54 or IR55 terminal. 

Strictly observe polarity. The conductor with printing on it is the 12
V wire, the center wire is GND and the other conductor is the IR 
signal.  
 

. Next

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connection block.  
 

. Now, plug in the

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five to ten receivers. 
 

. The infrared sy

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unswitched outlet) as it uses very little power. 
 

. Test the infrared system to see if it is work

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sunlight and passive infrared security systems can lower the 
distance that remote controls can work with an IR220 receiver.  
 

0. If you have any questions or concerns, please call and ask fo

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infrared technical support at 1 800 566 5579. The Help Line is ope
from 7:30 a.m. to 5:00 p.m., Monday to Friday, Pacific time. 

 

Receiver

CD

IR31A

IR34A

IR55

PS1202

12 V DC Power Supply

Dish

IR34A

171

Connection

   Block

Note: IR220’s are

wired in  parallel

12V

GND

SI G

Wire with

printing

Wire with

printing

IR OUT Signal

GROUND

+12 VDC

IR220

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