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Locate the LOS2400 where it has an
unobstructed view of the room, particu-
larly the areas normally occupied by
people.

If people can not see the sensor lens
from their normal positions in the room,
the sensor will not detect their pres-
ence.

High cabinets, walls, columns, doors
and other obstructions may limit the
sensor’s view of the entire room. 
If obstructions can be moved the sen-
sor will have a better view. If the
obstructed areas are not normally
occupied, the sensor will still see suffi-
cient activity to operate properly.

Several sensors cover large or
oddly shaped rooms

Selecting A Location

When Heating, Ventilating or Air
Conditioning (HVAC) registers turn on
they create turbulence which can
cause the sensor to activate. It is
important that the sensor and HVAC
register be separated by at least 4'.

Avoiding HVAC Turbulence

If the sensor’s location gives it a view
of other rooms or hallways, lights will
be turned on when movement is
detected in these adjacent areas. The
sensor’s detection zone may be
restricted 
by masking a portion of the lens.

Move sensor to eliminate
detection through doorway

Basic Wiring Diagram

Caution:

• TURN OFF ALL POWER BY
REMOVING THE POWER FUSE OR
TURNING OFF THE CIRCUIT BREAKER
FOR YOUR SAFETY AND TO PREVENT
DAMAGE TO THE UNIT.

• Please read this entire Installation
Manual before proceeding.

• All wiring should comply with local
electrical codes and requires a quali-
fied electrician.

• Make sure the total lighting load
connected to the LOS2400 does not
exceed the following ratings:

20 Amps
1.5 Horsepower

Fluorescent:

2400w (120v), 4800w (277v)

Incandescent:

2400w (120v), 4800w (277v)

To switch more wattage, install a relay
to handle the load.

Make sure line voltage has not browned
out below 110 volts. If voltage is not
adequate, sensor will not operate
properly.

1. Place sensor in circuit in front 
of all lights.

2. Connect as shown in wiring
diagram below.

3. Twist on wire nuts. Secure with
electrical tape.

4. Make Time and Sensitivity
adjustments while power is off 
(see page 5)

Wiring:

LIGHT FIXTURE

LIGHT FIXTURE

LIGHT FIXTURE

NEUTRAL

DOORWAY

HVAC REGISTER

minimum 4 ft.

CEILING

FLOOR

DETECTION PATTERN

DOORWAY

Sensor sees 
through doorway

Sensor’s view 
is limited

A Black 120 volt

EXISTING SWITCH REMAINS BUT IS NOT

A Orange 277 volt

REQUIRED IN NEW CONSTRUCTION

LINE (HOT)

RED

RED

WHITE

A

3

4

Summary of Contents for LOS2400

Page 1: ... mounting height the maximum coverage is 2000 square feet At a 20 foot mounting height the maximum coverage is 2500 square feet The detection pattern covers 360 degrees from the sensor location in the following pattern Detection Pattern How much energy cost can be saved Wattage Controlled by Sensor 1200W 2400W 4500W 25 150 300 560 50 300 600 1120 75 450 900 1685 Saving based on of time space is un...

Page 2: ...ove sensor to eliminate detection through doorway Basic Wiring Diagram Caution TURN OFF ALL POWER BY REMOVING THE POWER FUSE OR TURNING OFF THE CIRCUIT BREAKER FOR YOUR SAFETY AND TO PREVENT DAMAGE TO THE UNIT Please read this entire Installation Manual before proceeding All wiring should comply with local electrical codes and requires a quali fied electrician Make sure the total lighting load con...

Page 3: ...is being activated by HVAC or other infrared sources other than people reducing the sensitivity may help Masking The Lens If the sensor s location gives it a view of other rooms or hallways lights will be turned on when movement is detected in these adjacent areas The sensor s detection zone may be restricted by covering a portion of the lens with the masking elements pro vided Make sure the senso...

Page 4: ...iagram below The sensor is more sensitive to move ment ACROSS its pattern than if a person walks directly toward the sensor Crossing zones is best and the installer should keep this in mind when using any passive infrared technology The closer the movement is to the sensor the SMALLER the movement is needed to trigger the sensor The opposite is also true if you are far away from the sensor it will...

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