Watt Stopper DT-200 Installation Instructions Manual Download Page 6

The DT-200 sensors can be mounted to 

walls or ceilings with the supplied 

swivel bracket, and the supplied 

junction box cover plate if 

necessary (see figure B). Mounting 

at fixture height is most effective.

Ceiling:

 It is best to leave 

approximately six inches between 

the sensor and the wall so that the 

Tightening Screw can be easily accessed. 

Orient the Base Bracket’s Half-Circle 

Notch in the direction that the sensor will point. 

Wall:

 Orient the Base Bracket’s Half-Circle Notch, up.

1.  Mount the Base Bracket to the mounting surface with screws.
2.  At the center of the Base Bracket, drill a hole in the ceiling or 

wall (unless mounting to a junction box) large enough to thread 

the sensor’s wires through. 

3.  Guide the sensor’s wires into the Base Bracket and through the 

hole in the ceiling or wall.

4.  Connect the sensor to the Base Bracket by angling the Post Bracket so that it 

is in line with the half circle notch, as illustrated in figure A. Push the ball into 

the Base Bracket opening until it snaps into place, being careful not to pinch 

the wires. The brackets can be easily connected or disconnected using this 

orientation.

5.  Insert the Tightening Screw and 

Nut into the Base Bracket as 

illustrated.

6.  Use the Reference Surface 

Angle to adjust the sensor 

for optimum coverage. When 

mounted at ten feet, the Refer-

ence Surface Angle should 

be parallel to the wall or the 

vertical (see figure C). (As the 

mounting height decreases, the 

sensor will be tilted up slightly; 

as the mounting height increases, 

the sensor will be tilted down 

slightly). 

7.  Tighten the Tightening Screw.

Junction Box

with Mud-Ring

Junction Box
Cover Plate

Ceiling

Swivel Bracket

Predrilled

Holes

MOUNTING THE SENSOR

Junction box cover plate installation

WattStopper recommends using a 3.0” 

mudring with a 4” octagonal box

Half-Circle 

Notch

Base

Bracket

Reference

Surface

Angle

Post

Bracket

Nut

Tightening

Screw

Call 800.879.8585 for Technical Support

Summary of Contents for DT-200

Page 1: ...g Temperature 32 to 131 F 0 to 55 C Light Level One Step Adjustment 10FC to 200FC Time Delay Adjustment 30 seconds to 30 minutes Walk Through Mode 3 minutes if no activity after 30 sec Test Mode 5 sec...

Page 2: ...nutes the lights are switched off A walk through mode can turn lights off after only 3 minutes if no activity is detected after 30 seconds of an occupancy detection The DT 200 operates on 24VDC suppli...

Page 3: ...erage patterns As a general rule each occupant should be able to clearly view the sensor Masking the PIR Lens Opaque adhesive tape is supplied so that sections of the PIR lens can be masked This restr...

Page 4: ...wire on sensor Wire from other side of switch to the red wire on sensor Wiring the Isolated Relay The Isolated Relay is rated for 1A 30VAC VDC Connect the wires necessary to the application that requ...

Page 5: ...osed Contact Orange Normally Open Contact Green Common Isolated Relay Outputs Grey Man Switch DT 200v3 Occupancy Sensor Grey wire on sensor is only used when connecting a manual momentary switch LVSW...

Page 6: ...racket so that it is in line with the half circle notch as illustrated in figure A Push the ball into the Base Bracket opening until it snaps into place being careful not to pinch the wires The bracke...

Page 7: ...htening Screw to hold this position Wall Mount PARALLEL to WALL at 10 foot mounting height Reference Surface Angle Ceiling Mount PARALLEL to VERTICAL at 10 foot mounting height Reference Surface Angle...

Page 8: ...ll not return it to previous settings If Test Mode is enabled after Light Level has been set Light Level functionality will cease to function throughout the duration of Test Mode When Test Mode period...

Page 9: ...or more resets the light to default maximum Press and hold the Light Level button for 5 seconds or until the detection LEDs turn ON and then OFF The LEDs flash rapidly for 10 seconds after the settin...

Page 10: ...re that the Ultrasonic Sensitivity trimpot is set to about 70 clockwise 4 Remain still The red and green LEDs should not flash The lights should turn off after 5 seconds If not see Troubleshooting 5 M...

Page 11: ...od that activates a change from Standby area unoccupied and loads are OFF to Occupied area occupied and loads are ON Both requires detection by PIR and Ultrasonic Either requires detection by only one...

Page 12: ...manual switch and it stays on according to the occupancy logic setting The time delay operates as programmed When the load turns OFF due to lack of occupancy detection it can be turned ON again by oc...

Page 13: ...h voltage is present replace the power pack Red LED does not flash 1 When power is initially applied to the sensor there is a warm up period of 30 to 60 seconds before the LED becomes active 2 Make su...

Page 14: ...corrected the sensor will return to normal operation Check the blue wire connection If necessary replace the power pack Lights do not turn off automatically Green LED flashes Reduce ultrasonic sensit...

Page 15: ...sensor to time out If lights turn off the sensor is working properly adjust sensitivity and time delay for the sensor If lights do not turn off check the wiring between the sensor and power pack If w...

Page 16: ...profit or cost of removal installation or reinstallation ORDERING INFORMATION Catalog Description DT 200 Dual Technology Occupancy Sensor Low Voltage w Isolated Relay DT 205 Dual Technology Occupancy...

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