Introduction to the
VESDA
System Design Manual
February 2019
Document: 10270_08
Part Number: 30003
Page 1: ...Introduction to the VESDA System Design Manual February 2019 Document 10270_08 Part Number 30003...
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Page 3: ...ay cause equipment damage Xtralis is not responsible and cannot be held accountable for any liability that may arise due to improper use of the equipment and or failure to take proper precautions Only...
Page 4: ...ar buttons Italics Used to denote references to other parts of this document or other documents Used for the result of an action The following icons are used in this document Convention Description Ca...
Page 5: ...r outlet which is on a different power circuit to the receiver or consult the dealer or an experienced radio television technician for help FDA This VESDA product incorporates a laser device and is cl...
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Page 7: ...s 1 Introduction 3 2 Introduction to Aspirating Smoke Detection 5 3 Introduction to Obscuration 7 4 Introduction to the VESDA System 9 4 1 Pipe Network 9 4 2 Detectors 9 4 3 PC Software 11 4 4 Communi...
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Page 9: ...obscuration levels This enabling detection of smoke at the incipient stage VESDA Systems are successfully operating in applications ranging from ultra clean to harsh dirty environments The laser detec...
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Page 11: ...count the natural and mechanically induced airflows within a customer site to ensure that air travels in the direction of the sampling holes The length of the pipe and the number of changes in directi...
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Page 13: ...obs ft At 0 01 obs m 0 003 obs ft visibility levels are in the order of approximately 40 Km Incipient smoke invisible to the naked eye in ordinary conditions has an obscuration range of 0 1 obs m to...
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Page 15: ...rotected area and transports the sample air to the detector The VESDA Pipe Network Design Guide and the VESDA Pipe Network Installation Guide explain in detail the design and installation requirements...
Page 16: ...tector draws air through the pipe network into a pipe inlet manifold to a two stage air filter cartridge The two stage air filter cartridge filters the sampled air which then flows on to the laser cha...
Page 17: ...ewer detectors For further details refer to the VESDA VLI Product Guide Figure 4 5 VESDA VLI Detector 4 3 PC Software Xtralis VSC is a software application that has been developed to configure manage...
Page 18: ...be integrated into an automatic fire suppressant release system 4 6 Approvals VESDA Products have been approved by all internationally recognized approvals agencies Following is a listing of the appro...
Page 19: ...by Xtralis Introduction to the VESDA System Design Manual www xtralis com 13 Index A ASD 5 Aspirating Smoke Detection 5 D Detectors sensitivity 3 O Obscuration 7 S Software 11 V VLC 10 VLF 10 11 VLP 9...
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