wattstopper DT-300 User Manual

U.S. Patents: 4,787,722
5,189,393
and Patent Pending
DT-300
360° Dual Technology • Low Voltage
Occupancy Sensor
with Light Level, Isolated Relay and Manual On features
Installation Instructions
Specifications
Voltage ..........................18-28VDC/VAC, half wave rectified AC
Current Consumption .........................................................43mA
Power Supply ....................................Watt Stopper Power Packs
Isolated Relay Rating ........................................ 1A @30VDC/VAC
Operating Temperature .......................32° to 131°F (0° to 55°C)
Light Level One-Step Adjustment .........................10FC—300FC
Time Delay Adjustment .......................................5 to 30 minutes
Walk-Through Mode ...............................................3 minutes
Test Mode ..................... 5 seconds (after power-up or reset)
PIR Coverage (Typical) .....................................................1000 ft
2
Sensitivity Adjustment .............. Auto or Low (switch setting)
Ultrasonic Coverage (Typical) ..........................................1000 ft
2
Sensitivity Adjustment .........................Min. to Max. (trimpot)
Frequency......................................................................40kHz

wattstopper DT-300 Specifications

General

Technology	Passive Infrared (PIR)
Sensitivity Adjustment	Yes
Ambient Light Level Adjustment	Yes
Type	Occupancy Sensor
Time Delay	30 seconds to 30 minutes
Mounting	Wall or ceiling mount
Operating Temperature	32°F to 122°F (0°C to 50°C)
Agency Listings	UL

Summary

Specifications

UNIT DESCRIPTION

COVERAGE PATTERN

PLACEMENT GUIDELINES

WIRING DIRECTIONS

Connect the low voltage

Connects the low voltage wires from the power pack to the sensor terminals.

Wiring a SINGLE LIGHTING LOAD CONTROLLED BY OCCUPANCY

Connects the power pack to the sensor for occupancy-controlled lighting.

To add a MANUAL SWITCH

Instructions for adding a manual switch for occupancy control.

Wiring the Isolated Relay

Details for connecting the isolated relay for external interfacing.

MOUNTING THE SENSOR

Directly to Ceiling

Instructions for mounting the sensor directly onto a ceiling surface.

Using an Octagonal J-Box

Instructions for mounting the sensor using an octagonal junction box.

SENSOR ADJUSTMENT

To Test Occupancy Sensors

Procedure for testing sensor functionality and initial setup.

DIP SWITCHES

Occupancy Logic: Switches 1, 2, 3

Configuration of initial occupancy detection logic using DIP switches.

Time Delay: Switches 4, 5, 6

Setting the time delay for lights to remain on after occupancy.

LEDs: Switch 7

Control and status indication via PIR and Ultrasonic LEDs.

PIR Sensitivity: Switch 8

Adjustment of Passive Infrared sensor detection range.

MANUAL ON FUNCTION

TROUBLESHOOTING

Neither LED Flashes

Steps to diagnose when no LEDs are active on the sensor.

Red LED does not flash

Diagnosing issues when the PIR activity LED is not functioning.

Green LED does not flash

Diagnosing issues when the Ultrasonic activity LED is not functioning.

Green LED is on steady

Troubleshooting when the Ultrasonic LED remains constantly lit.

Red and Green LEDs flash

Diagnosing problems indicated by both PIR and Ultrasonic LEDs flashing.

Lights do not turn off automatically

Green LED flashes

Reducing ultrasonic sensitivity when the green LED flashes.

Red LED flashes briefly and Green LED does not flash

Checking manual switch connection when specific LEDs behave unexpectedly.

Red LED randomly flashes

Reducing PIR sensitivity by adjusting DIP switch 8.

Lights do not turn off

Steps to troubleshoot when lights fail to turn off automatically.

Override

ORDERING INFORMATION

WARRANTY INFORMATION