Chamberlain CWA2000 User Manual Download Page 2

2

PIR Sensor

Antenna

Switch #1:

.

Switch #2: 

ON

OFF

1

2

Switch Settings

Switch #1

Switch #2

Learn 
Button

OFF Low 

Sensitivity

ON  

High Sensitivity 
(Default)

OFF 

15' Detection Range

ON  

30' Detection Range 
(Default)

NOTE:

 To avoid unwanted detection of small animals 

move Switch #2 to OFF.

Assembly & Programming

Attach PIR Motion Sensor box to mounting plate with 
large silver screw. Tighten screw until PIR Motion 
Sensor stays in place when repositioned.

Install 4 AA Alkaline batteries. (Lithium batteries 
recommended for colder environments.) 
Test light will flash.

Step 1

Step 2

Step 3

Plug in the Base Station. 
Adhere rubber pads to the 
bottom of the base. 4 AA 
batteries are optional in 
case of a power failure.

OPTIONAL

A

AC Adapter Input

A

A

  Ensure Base Station 

and PIR Motion 
Sensor are in close 
proximity to each 
other. Press and 
release learn button 
on Base Station. 
Buzzer will sound.

Step 4

Learn Button

 Within 60 seconds, 
press the Learn 
button on the inside 
of the PIR Motion 
Sensor. Test light 
will illuminate and 
Base Station will 
buzz.

B

B

Learn 
Button

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