DC-9105E Conventional Reflective Beam Detector
Installation and Operation Manual
17
Fig 13
4) Unqualified Products
Unqualified detectors should be dealt with according to Section IX
Troubleshooter and Maintenance. After treatment, the unqualified
detector should be tested again. Return it to the factory for repair if
the testing fails again.
7. Cautions
1. Warning: Power up only after all devices are well connected.
2. The detector should be calibrated after installation and every
maintenance.
3. In commissioning, the detector could give fault signals either sent
from the detection loop or from fault output contact.
4. The detector base should be installed directly on a solid wall or a
mounting bracket without deformation, those materials such as
paperboard, plastic board, foam board or thin wood board should be
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