UTC Fire & Security Americas Corporation Inc 680F-PIR User Manual
PET Immune SAW PIR Motion Sensors Installation Sheet
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7. Use wall anchors and screws to secure into place.
Attach the sensor to the mounting plate.
8. When testing is completed the PIR can be securely
attached to its mounting plate by screwing the smallest
enclosed screw into the hole at the top of the mounting
plate.
enclosed screw into the hole at the top of the mounting
plate.
Setting the Sensitivity
The PIR has two sensitivity settings (standard and high
sensitivity). The sensor is set to standard sensitivity at the
factory. This sensitivity is preferred for most applications and
provides the best immunity to false alarms.
sensitivity). The sensor is set to standard sensitivity at the
factory. This sensitivity is preferred for most applications and
provides the best immunity to false alarms.
Note: If the shorting jumper is not used or is placed
incorrectly, the sensor defaults to standard sensitivity.
incorrectly, the sensor defaults to standard sensitivity.
Figure 5: Sensitivity Pin Locations
CAUTION: High sensitivity should only be used in
environments where the room temperature is very
stable.
environments where the room temperature is very
stable.
1. Remove the mounting plate by depressing the button on
the top of the sensor body. With the opposite hand pull
the mounting plate away from the body of the sensor.
the mounting plate away from the body of the sensor.
2. Remove the PIR cover by depressing the three tabs
3. Locate the sensitivity pins under the battery on the right
side of the PIR when looking at the front of the PIR.
4. To change to high sensitivity move the shorting jumper
to the pair of pins that are closer to the top of the PIR
See Figure 5.
See Figure 5.
5. Walk test the PIR to verify the sensitivity.
The difference between the two settings are indicated in
Figures 6 and 7.below.
Figures 6 and 7.below.
Figure 6: Standard Sensitivity Setting
Figure 7: High Sensitivity Setting