Bosch FAS-420, Инструкции по эксплуатации

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32 en | Planning Aspirating Smoke Detector
2018.04 | 2.0 | F.01U.130.926 Operation Guide Bosch Sicherheitssysteme GmbH
4 Planning
Basic information on the relevant topics can be found in
–
Regulations, page 32
– Principles of Pipe Planning, page 33
– Airflow monitoring, page 36
– Defining the Response Sensitivity, page 37
– Planning Limits, page 38 .
The following sections describe plans with standard requirements for airflow monitoring:
–
Standard Pipe Planning, page 39
– Planning for Long Pipe Feed Lines, page 58
– Simplified Pipe Planning, page 55
The pipe plan for more sensitive airflow monitoring is described in
–
Pipe Planning for Single-Hole Monitoring, page 49 .
The plan for monitoring air-conditioning ducts is described in
–
Planning for Forced Airflow, page 69 .
The principles for measuring power supply and pipe length are contained in
–
Power Supply, page 76 .
4.1 Regulations
The planning regulation below is based on the system limits of the FCS-320 series. Here, the
corresponding national regulations of the countries in their respectively applicable version
must be adhered to and planning must be adjusted to these.
The planning for the aspirating smoke detector in accordance with EN 54‑20 or ISO 7240-20 is
described below. The basic conditions are specified in Regulations. Planning must be carried
out in accordance with Standard Pipe Planning. In addition to Standard Pipe Planning, special
applications are also bound by the restrictions of the planning notes in accordance with
Planning with Single-hole Monitoring and the following sections. These must be taken into
account from the start in the case of any special planning processes.
Planning options in accordance with EN 54‑20 or ISO 7240‑20:
Various technical solutions are available to suit different planning criteria. The following table
lists the chapters in which the solutions are described.
Planning criteria Technical solution Principles Restriction
Area monitoring in
general Basic planning Section
Standard Pipe
Planning
Detection of failure of a
single opening Single-hole monitoring
planning Section
Standard Pipe
Planning Section Pipe
Planning for
Single-Hole
Monitoring
Equipment protection/
cabinet monitoring Simplified pipe planning Section
Standard Pipe
Planning Section
Simplified Pipe
Planning
Long supply lines Planning with long supply
lines Section
Standard Pipe
Planning Section Planning
for Long Pipe
Feed Lines