10
Trouble shooting
OTT100H
5
TROUBLE SHOOTING
6
MAINTENANCE AND
PERIODIC CHECKS
Keep the lens clean to guarantee proper operation of the detector.
A lens which is not perfectly clean may cause detection problems and/or problems
to the anti-mask function.
The cleaning must be done when necessary or when clearly dirty.
CLEANING
PROCEDURE
Clean the lid and the lens with a cloth dampened with water.
Wipe with a dry cloth.
ATTENTION!
Do not use chlorine-based or abrasive products or alcohol to remove particularly
noticeable dirt.
7
DISPOSAL AND
SCRAPPING
DISMANTLING
1.
Unscrew the screws that fasten the front lid and remove it.
2.
Disconnect the detector; disconnect all the terminals on the terminal block.
3.
Divide the parts by type and dispose of them in accordance with applicable
laws.
ATTENTION!
Do not dispose of the components or any other product material in the
environment.
Seek the assistance of companies authorised to dispose of and recycle waste
materials.
Table 11: Possible solutions
Trouble
Solution
LEDs fail to switch on
Check wiring connection.
Check the presence of current and if the voltage is between 9.5 and 16 V.
Make sure that DIP switch 6 is set to OFF.
False alarms
The detector is not perpendicular to the ground.
Check if the lower detection area is wider than your planning.
Check if there are objects in movement in the detection area.
MW adjustment is set at maximum level.
No detection, sometimes
The lower PIR is not properly adjusted.
MW adjustment is set at minimum level.
Continuous alarms of
MASK output
Medium-sized obstacles close to the detector.
Open the cover, disconnect the detector (wait about 5 seconds), re-power and close
the cover immediately (within 10 seconds), go out of range for 4 minutes.
Red LED blinking
Verify that the detector’s power supply.
