106
en | Commissioning
Aspirating Smoke Detector
2018.04 | 2.0 | F.01U.130.926
Operation Guide
Bosch Sicherheitssysteme GmbH
Check…
If this is not the case, ...
–
Whether the alarm is displayed on the
aspirating smoke detector
–
Check whether the display board is
connected
–
There is a fault with the aspirating
smoke detector Replace the detector
module
–
Whether the alarm is transmitted to the
fire panel and reported on the
appropriate line
–
Check the transmission lines
7.4
Checking Malfunction Transmission
Notice!
The steps below may only be carried out following an airflow calibration in accordance with
Calibrating the Airflow Sensor, page 104
Malfunction transmission occurs as part of checking the airflow monitoring system (as per
section below).
Check whether, when a pipe breakage and an obstruction are detected, the malfunction is
displayed at the aspirating smoke detector and at the fire panel.
7.5
Checking Airflow Monitoring
Pipe breakage
Check the breakage detection:
1.
Detach the pipe from the connection to the FCS-320 or open the test adapter.
–
Check whether the malfunction display on the aspirating smoke detector lights up.
2.
Alternatively, check the data of the airflow sensor using the diagnostic appliance and a
PC or laptop.
3.
Check whether the malfunction is displayed on the fire panel.
4.
Enter the result in the test log.
Obstruction
Check the obstruction detection:
1.
Close – depending on the planned airflow monitoring – the corresponding number of air
sampling openings with some duct tape.
–
Check whether the malfunction display on the aspirating smoke detector lights up.
2.
Alternatively, check the data of the airflow sensor using the diagnostic appliance and a
PC or laptop.
3.
Check whether the malfunction is displayed on the fire panel.
4.
Enter the result in the test log.
Notice!
A pipe breakage or pipe obstruction is indicated by a flash code via an LED on the detector
module:
Breakage: 3 x flashes
Obstruction: 2 x flashes
The corresponding flash code is repeated every two seconds.
Troubleshooting
If the airflow malfunctions are not correctly detected by the unit, proceed as follows:
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