VESDA VESDA VLF-500-UL 7Ed Product Guide
www.xtralis.com 1
Table of Contents
1 Introduction 3
2 Installation 5
2.1 Dimensions 5
2.2 Mounting 6
2.3 Installing the Detector 7
2.4 Detector Removal 10
2.5 Air inlet pipe connections 11
2.6 Exhaust air pipe connections 11
2.7 Wiring Connections 12
2.8 RS232-compatible serial port 17
2.9 Installation Checklist 18
3 Sampling Pipe Network Design 19
3.1 Single Pipe Network 20
3.2 Branched Pipe Network 21
3.3 Return air sampling (return grilles) 22
3.4 Installation Considerations 23
3.5 Air sampling in a duct 23
4 Commissioning 25
4.1 General 25
4.2 AutoLearn Smoke 25
4.3 AutoLearn Flow 26
4.4 Xtralis VSC 26
4.5 Commissioning smoke test 26
5 Detector Overview 27
5.1 Features 27
5.2 Description 27
5.3 Applications 27
6 Product Interface 29
6.1 Front View 29
6.2 Instant Recognition Display 30
6.3 Controls and Indicators 31
6.4 Smoke level & Instant Fault Finder displays 34
7 Factory Defaults 37
8 Specifications 39
8.1 Power Supply 39
8.2 Case 39
8.3 Operating Conditions 39
8.4 Sampling Network 39
8.5 Area Covered 40
8.6 Field Wiring 40
8.7 Interfaces 40
8.8 Alarm Ranges 40
8.9 Display 40
8.10 Event Log 40
8.11 AutoLearn Smoke and Flow 40
8.12 Referencing 40
8.13 Ordering Information 41
9 Maintenance 43
9.1 Overview 43