Troubleshooting - wattstopper DT-300 Installation Instructions Manual

TROUBLESHOOTING

Lights do not turn on when entering the room.
Neither 1. Check that the circuit breaker has been turned back on.
LED
2. Check all sensor and power pack wire connections.
Flashes
3. Check for 24VDC input to the sensor between the red and black
low voltage wires.
• If 24VDC is present, replace the sensor.
• If 24VDC is not present, check the high voltage connections
to the power pack.
• If high voltage connections are good and high voltage is
present, replace the power pack.
Red LED 1. When power is initially applied to the sensor, there is a warm-up
does not period of 30 to 60 seconds before the LED becomes active.
fl ash
2. Make sure PIR sensitivity is set to 100% (DIP switch #8 is in the
"on" position).
Green Ultrasonic sensitivity setting may need to be increased. Turn
LED does adjustment trimpot clockwise until the LED begins to fl ash when
not fl ash movement occurs.
Green Check ultrasonic sensitivity trimpot. Fully counterclockwise position
LED is on is the override for the sensor. Turn trimpot clockwise until LED
steady fl ashes only when movement occurs in the desired coverage area.
Red and 1. Check all sensor and power pack connections.
Green
2. Check if Light Level is connected.
LEDs
• If so, verify Light Level functionality is required and press
fl ash
and hold the Light Level button for 5 seconds to make sure it
is not holding OFF the load.
• If Light Level functionality is not required reference the wire
diagrams for proper wire connections.
3. Check for 24VDC at the power pack blue and black wire
connections to sensor while sensor is active.
• If there is no voltage, replace the sensor.
• If there is voltage, check for 24VDC between the blue and
black wire at the power pack. If 24VDC is present and the
relay is not closing, replace the power pack.
• If 24VDC is not present, check for a break in the low voltage
wiring.
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