Watt Stopper DT-200 Installation Instructions Manual Download Page 12

MANUAL ON FUNCTION

The Manual 

ON

 function is facilitated by installing a momentary switch such as Watt 

Stopper LVSW Momentary Toggle Switch. The switch connects to the sensor’s Manual 

(Man.) Switch and +24VDC terminals as shown in the wiring diagram. Each time the 

switch is pressed, the load changes state. The sensor’s operation as related to the 

manually operated switch is determined by DIP switch settings for Occupancy Logic.

Manual Mode

 (Trigger Option 6 or 7): In this mode, the switch 

is required

 to turn on 

the load. The sensor keeps the load on, based on occupant activity. After the time 

delay ends, if there is no movement detected within the 30 second re-trigger period, 

the load turns 

OFF

 and the manual switch must be used to turn 

ON 

the load.

Automatic Mode

 (any Trigger Option except 6 or 7): These options use occupancy 

triggers as well as switch activation to turn the load 

ON

. A manual switch provides 

the following additional functionality:

• 

The load can be turned 

ON

 using the 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 

occupancy detection or the switch.

• 

Activating the manual switch while the load is 

ON

 turns the load 

OFF

 

When the load is turned 

OFF

 manually, as long as the sensor continues to 

detect occupancy the load stays 

OFF

. The length of the time delay after the 

last occupancy detection, the lights stay off and the sensor reverts to the 

automatic-on mode. 

 

When the load is turned 

OFF

 manually, pressing the switch again turns the 

load ON and the sensor reverts to the automatic-on mode.

 

Once returning to automatic-on mode, either the switch or occupancy 

detection can turn the load 

ON

OVERLOAD PROTECTION

The occupancy sensor has a built in overload protection function that will 

automatically turn off the control output when the load current exceeds 200mA.  

The sensor LEDs will then blink rapidly (~ 10Hz) to provide a visual indication of an 

overload condition.  When the load current is corrected or returns to normal, the 

control output will turn back on. 

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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