wattstopper DT-355 Installation Instructions Manual Download Page 4

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WIRING DIRECTIONS

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Load

Hot

Neutral

Ground

(Optional)

Hot

Neutral

Load

Line

Neutral

Line

Ground

(Optional)

Ground

(Optional)

Three-way wiring

Single sensor, single load

Strip Gauge

#12 to #16 AWG

Cu Wire Only

WARNING

TURN POWER OFF AT THE CIRCUIT BREAKER

BEFORE INSTALLING SENSORS.

Summary of Contents for DT-355

Page 1: ...erminal Torque Rating 4 428 inch pound force 0 5Nm Light Level One Step Adjustment 10FC 300FC Time Delay Adjustment 5 to 30 minutes Walk Through Mode 3 minutes if no activity after 30 sec Test Mode5 sec upon intial power up or DIP switch reset PIR Coverage Typical 1200 ft2 Sensitivity Adjustment Automatic or Low DIP switch setting Ultrasonic Coverage Typical 800 1200 ft2 Sensitivity Adjustment Min...

Page 2: ...ting modes that can be combined to create the ideal custom control The sensors can be configured to turn lighting on and hold it on as long as either or both technologies detect occupancy After no movement is detected for the user specified time or the SmartSet time 5 to 30 minutes the lights are switched off A walk throug h mode can turn lights off after only 3 minutes if no activity is detected ...

Page 3: ...nsor Masking the PIR Lens Opaque adhesive tape is supplied so that sections of the PIR lens can be masked This restricts the sensor s view and allows you to eliminate PIR coverage in unwanted areas such as hallways outside of the desired coverage area Since masking removes bands of coverage remember to take this into account when troubleshooting coverage problems The Ultrasonic coverage cannot be ...

Page 4: ...d Hot Neutral Neutral Ground Optional Hot Neutral Neutral Load Load Load Line Neutral Line Ground Optional Ground Optional Three way wiring Single sensor single load Strip Gauge 12 to 16 AWG Cu Wire Only WARNING TURN POWER OFF AT THE CIRCUIT BREAKER BEFORE INSTALLING SENSORS ...

Page 5: ...1 Open the Front Cover and locate the Light Level pushbutton See Sensor Adjustment 2 Momentarily press the Light Level pushbutton Do not exceed 4 seconds The sensor enters setup mode as indicated by the rapidly flashing Red LED The LED will flash throughout the setup process Occupancy indications from the LEDs are disabled during setup 3 Move away from the sensor to avoid interference with light l...

Page 6: ...rough the conduit knockout 2 Connect the high voltage wires to the appropriate terminals on the sensor 3 Align the sensor in the J Box so that the mounting screw tabs on the box match the key holes on the sensor s rear housing 4 Use two machine screws included with the J Box to attach the sensor to the mounting tabs on the J Box 5 Snap the front cover onto the sensor Call 800 879 8585 for Technica...

Page 7: ... at default maximum See the Light Level Feature section of this document for instructions 4 Ensure that the Ultrasonic Sensitivity trimpot is set to about 90 clockwise 5 Remain still The red and green LEDs should not flash The lights should turn off after 5 seconds If not see Troubleshooting 6 Move about the coverage area The lights should come on Adjust the Ultrasonic Sensitivity as necessary to ...

Page 8: ...ill occupied and the lights should remain on Re trigger After the time delay elapses and the lights turn off detection by the selected technology within the number of seconds indicated turns the lights back on Logic Configuration Chart 8 Minimum Max SmartSet PIR Sensitivity 5 sec SmartSet 10 min 10 minutes 15 min 15 minutes 20 minutes 30 min 5 minutes 4 5 6 Time Delay walk through mode LEDs Disabl...

Page 9: ...vior starts immediately and is refined continually as history is collected Walk through mode turns the lights off three minutes after the area is initially occupied if no motion is detected after the first 30 seconds If motion continues beyond the first 30 seconds the selected time delay applies LEDs When enabled the red PIR and green Ultrasonic Activity LEDs on the sensor will light when the asso...

Page 10: ...set to 100 DIP switch 8 set to on 2 If it still does not flash call 800 879 8585 for Technical Support Green LED does not flash 1 The Ultrasonic Sensitivity setting may need to be increased Turn clockwise as needed Both LEDs flash 1 If the sensor s Light Level feature has been turned on the lights connected to the Light Level Output might be held off because of the level of ambient light in the co...

Page 11: ...ed coverage area 2 The ultrasonic sensitivity may be too high 3 The PIR sensitivity may be set too high 4 Sensor located too close to HVAC or VAV vents with heavy air flow Possible solutions 1 Reduce the ultrasonic sensitivity counterclockwise as needed see Sensor Adjustment 2 Mask the lens to reduce PIR coverage see Masking the lens under Coverage Patterns 3 Change the logic configuration setting...

Page 12: ...ree of defects in materials and workmanship for a period of five 5 years There are no obligations or liabilities on the part of WattStopper for consequential damages arising out of or in connection with the use or performance of this product or other indirect damages with respect to loss of property revenue or profit or cost of removal installation or reinstallation 2800 De La Cruz Boulevard Santa...

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