Bosch FAS-420-TT2 - Page 5

Aspiration smoke detector LSN improved Table of contents | en 5
Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275
8.2.1 1 Flash - Error: Internal Voltage Monitoring 1 102
8.2.2 2 Flashes - Error: Internal Voltage Monitoring 2 103
8.2.3 3 Flashes - Error: Fan Voltage Monitoring 103
8.2.4 4 Flashes - Error: Air Pressure Correction Voltage Monitoring 104
8.2.5 5 Flashes - Error: Programming Error 105
8.2.6 6 Flashes or 7 Flashes - Error: Internal Error 1 or Internal Error 2 105
8.2.7 8 Flashes: Unit Initialization 105
8.3 Detector Module and Alarm Transmission 105
8.4 Pipe system 106
8.5 Check the airflow sensor calibration 106
8.6 Airflow monitoring 108
8.7 Malfunction Transmission 108
8.8 Maintenance intervals 108
9
Appendix 109
9.1 DIP Switch Settings for Detector Addresses 110
9.2 Air Pressure Correction Tables for Airflow Sensor Calibration 111
9.2.1 Equipment protection 111
9.2.2 Space Protection (I-pipe System) 113
9.2.3 Space Protection (U, Double U, and H-pipe System) 115
9.3 Planning without filter 116
9.3.1 Without any other pipe accessories 117
9.3.2 With water separator 118
9.3.3 With detonation safety barrier 118
9.4 Planning with air filter 119
9.4.1 Without any other pipe accessories 120
9.4.2 With water separator 120
9.4.3 With detonation safety barrier 121
9.5 Commissioning/Service Test Record for FAS-420 series Aspiration smoke detectors 121
Index 124