System Sensor Pipe Installation - Manual (Page 2)

User Guide: Aspirating Smoke Detector Pipe Installation
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Table of Contents
Scope of this user guide ............................... 3
Designing a Pipe Network ............................ 3
Pipe Overview ................................................ 4
Pipe Network Components ............................................4
Pipes ..............................................................................4
Pipe Temperature...........................................................4
Fittings ............................................................ 4
Couplings and Unions ...................................................4
Elbows ...........................................................................4
Tees ................................................................................4
End Caps .......................................................................5
Capillary Tubes and Sampling Ports .............................5
Mounting Brackets .........................................................5
Labels ............................................................................5
Pipe Network Installation .............................. 6
Cutting Pipe ...................................................................6
Joining Components ......................................................6
Mounting the Pipe Network ...........................................6
Pipe Bends ....................................................................6
Drilling Sample Ports .....................................................7
Installation Stages..........................................................7
Application and Design ................................. 8
Design ............................................................................8
Regulatory Requirements ..............................................9
Site Layouts and Measurements .................................10
Site Details ...................................................................10
Environmental Conditions ............................................10
System Design .............................................................10
Sampling Methods ....................................... 11
Standard Pipe Network Sampling ...............................11
Capillary Tube Sampling .............................................11
Open Area Protection .................................. 12
Ceiling Sampling .........................................................12
Inter-Beam / Below-Beam Sampling ...........................13
Under Floor Protection ................................ 13
Floor Void Sampling .....................................................13
Object Protection ......................................... 14
Cabinet Sampling ........................................................14
In-Cabinet Sampling ....................................................14
Above-Cabinet Sampling ............................................14
Large Area Protection ................................. 15
Cold Area Protection ................................... 15
High Air Exchange Areas ............................ 16
Return Air Sampling .....................................................16
In-Duct Sampling ......................................... 17
Design Considerations for In-Duct Sampling ..............17
Small Duct Sampling ...................................................17
Large Duct Sampling ...................................................18
Port Orientation ............................................................18
Monitoring Voids .......................................... 18
Basic Pipe Cleaning & Maintenance .......... 19
Pipe Network Maintenance .........................................19
Filter Maintenance .......................................................19