Troubleshooting; Additional Information - Bosch ISC-FPB1-W60QS Installation And Operation Manual

Photobeam 5000
9

Troubleshooting

In case of trouble, verify the following:
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Troubleshooting table
Problem
Constant
alarm
False
alarms
No alarm
when
beams are
broken
EDC
activation
9.1

Additional information

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Bosch Security Systems, Inc.
Transmitter and receiver power supply voltage is between 10.5 ー 28 V
Transmitter monitor LED is on
Receiver alarm LED turns on when beam is blocked
Volume of Beam Power Control is appropriate for the set range
Receiver level LED is off
Cause
Objects are blocking the beam
Optical modules or covers are dirty
Unit misaligned
Intermittent blocking of the beam
Beam interruption time is set too short
Electro-magnetic or radio frequency
interference
Wiring too close to power sources or
power line
Unstable mounting surface
Inappropriate beam power control level
Transmitter and receiver distance exceed
the model's maximum range
Beams are reflected into the receiver
Beam interruption time is set too low
Other devices' beams interfere with the
receiver
Beam interruption is set too slow
Objects are blocking the beams
Unstable mounting surface
Unstable installation site
Transmitter and receiver distance exceed
the model's maximum range
At least once a year, clean the optical modules and covers with a soft cloth. Perform walk
testing to verify correct operation.
Installation and Operation Guide
Troubleshooting | en
Solution
Remove object(s)
Clean optical modules and covers
Realign the devices
Remove object(s)
Increase interruption time
Relocate devices away from noise
Change the wiring route
Improve installation stability
Re-adjust the control level
Reinstall within supported range or
switch to a model with greater
range
Remove reflective objects or change
the installation site
Increase the sensitivity
Adjust beams power or change
location
Decrease interruption time
Remove object(s)
Improve installation stability
Improve installation stability
Reinstall within supported range or
switch to a model with greater
range
2016.02 | 03 | F.01U.305.910
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