Timeguard PDSM1500 Installation & Operating Instructions Manual page 9

• The PIR sensor will
not operate at night
• The unit activates
during the daytime
8
The level of ambient light in the area may be too bright
to allow operation at the current DUSK setting.
During the hours of darkness, adjust the DUSK control
slowly clockwise until the lamp illuminates (See section
7. Setting Up).
Adjust the DUSK Control setting anti-clockwise to
lower the level of ambient light required for activation.