Xtralis VESDA VLI Product Manual
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Xtralis VESDA VLI Product Manual

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VESDA VLI
Product Guide
December 2010
Document: 18500_A1
Part Number: 29674

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  • Page 1 VESDA VLI Product Guide December 2010 Document: 18500_A1 Part Number: 29674...
  • Page 3 You acknowledge that you have not relied on any oral or written information, representation or advice given by or on behalf of Xtralis or its representatives.
  • Page 4 VESDA VLI Product Guide VESDA by Xtralis Scope The VESDA VLI Product Guide provides a comprehensive description of the VLI detector and its accessories. This guide introduces the VLI features, technical specifications and gives an understanding of its components and their function. You will also find instructions on installing, cabling and powering up the detector.
  • Page 5 This Xtralis product incorporates a laser device and is classified as a Class 1 laser product that complies with FDA regulations 21 CFR 1040.10. The laser is housed in a sealed detector chamber and contains no serviceable parts.
  • Page 6 VESDA. The use of the ASPIRE2 calculation software is required to verify system design performance with all devices included in the design. Product Listings Regional approvals listings and regulatory compliance vary between product models. Refer to www.xtralis.com for the latest product approvals matrix. Document: 18500_A1 Part Number: 29674 www.xtralis.com...

  • Page 7: Table Of Contents

    VESDA by Xtralis VESDA VLI Product Guide Table of Contents Introduction Features Product Information Detector Components How the VLI works Front Panel Communication Ports Specifications Dimensions Expansion Cards Accessories Installation Mounting Wiring Powering Up Configuration Installation Checklist Preliminary System Check...
  • Page 8 VESDA VLI Product Guide VESDA by Xtralis Relay Configuration VESDAnet Interface Card ASPIRE2 Data Smoke Test Air Sampling Test Results Glossary Index www.xtralis.com...

  • Page 9: Introduction

    VESDA VLI Product Guide Introduction The VESDA VLI is an aspirating smoke detector (ASD) that provides very early warning of fire conditions by drawing air samples through an air sampling pipe network. The VLI detector is especially designed to operate in harsh and dirty environments. It incorporates...
  • Page 10 VESDA VLI Product Guide VESDA by Xtralis 1.1.1 Intelligent Filter The Intelligent Filter is fully monitored and provides consistent sensitivity over the entire life of the detector. The filter significantly reduces the exposure of the internals of the detector to contaminants in the incoming air while providing consistent sensitivity to smoke.

  • Page 11: Product Information

    VESDA by Xtralis VESDA VLI Product Guide Product Information Detector Components The VLI detector contains a range of field-replaceable components. Legend Front cover Chamber assembly with tertiary clean air filter Intelligent Filter Aspirator Secondary foam filter G Base Electrostatic Discharge (ESD) cover...

  • Page 12: How The Vli Works

    VESDA VLI Product Guide VESDA by Xtralis How the VLI works The VLI detector continually samples air from a protected area via a sampling pipe network (A). Upon entering the detector, the air passes four ultrasonic flow sensors (B), then through the mixer compartment of the Intelligent Filter (C), where it is split between two pathways.
  • Page 13 This will reduce drift in the chamber smoke reading as caused by contamination. The user can initiate the Clean Air Zero process using Xtralis VSC. It takes less than 60 seconds to complete, during which time the detector is offline.

  • Page 14: Front Panel

    VESDA VLI Product Guide VESDA by Xtralis Front Panel The VLI detector provides the following information and control capability: Status LEDs: Alarm, Pre-Alarm, Disabled, Fault and Power. Controls: Reset and Disable button. Figure 2-3: Front Panel Controls and LEDs Status LEDs...

  • Page 15: Communication Ports

    The USB port is used for configuration purposes. It allows direct connection between the VLI detector and a PC or laptop installed with Xtralis VSC. It is not necessary to install USB drivers in order for the operating system to recognize the detector.

  • Page 16: Specifications

    VESDA VLI Product Guide VESDA by Xtralis Specifications Table 2-2: VLI Detector Specifications Specification Value Supply Voltage 18 to 30 VDC Power Consumption @24 VDC Normal: 9.6W Alarm on: 10.8W Current Consumption Normal: 415mA Alarm on: 440mA Dimensions (WHD) 426.5mm x 316.5mm x 180mm (16.8 in x 12.5in x 7.1in)
  • Page 17 Two Fault Warning Levels Minor Fault and Urgent Fault Maintenance Aids Filter and flow monitoring Event reporting via VESDAnet, BACnet and event log Table 2-4: Ordering Information VESDA VLI without VESDAnet Card VLI-880 VESDA VLI with VESDAnet Card VLI-885 Handheld LCD Programmer VHH-100 Remote LCD Programmer Module...

  • Page 18: Dimensions

    VESDA VLI Product Guide VESDA by Xtralis Dimensions mm inch 7.08 B 426.5 16.8 C 316.5 12.46 70.2 2.76 1.77 5.87 1.34 60.3 2.37 26.7 1.05 70.2 2.76 4.13 L 206.3 8.11 Figure 2-4: Front Dimensions mm inch A 426.5 16.8 B 316.5 12.46...

  • Page 19: Expansion Cards

    VESDA by Xtralis VESDA VLI Product Guide Expansion Cards A range of optional expansion cards that enhance the capabilities of the VLI detector can be fitted. 2.7.1 VESDAnet Card VESDAnet is a proprietary communications protocol which is used on a network that connects the VESDA range of smoke detectors, displays, programmers and remote units and enables them to communicate.

  • Page 20: Accessories

    VESDA VLI Product Guide VESDA by Xtralis Accessories A range of optional accessories are available to augment the VLI detector. 2.8.1 LCD Programmer The VESDA LCD Programmer is used for configuring, commissioning and maintenance of the devices on VESDAnet. It is connected via VESDAnet and can be mounted at a remote location.
  • Page 21 VESDA by Xtralis VESDA VLI Product Guide Smoke levels are continuously shown on the bar graph display where each illuminated segment indicates the current level of detected smoke. The top segment of the bar graph indicates the Fire 1 smoke threshold level and each segment below that level represents 1/20 of the Fire 1 smoke threshold level.
  • Page 22 VESDA VLI Product Guide VESDA by Xtralis This page is intentionally left blank. www.xtralis.com...

  • Page 23: Installation

    VESDA by Xtralis VESDA VLI Product Guide Installation The VLI detector is shipped with all the components necessary for installation with the exception of pipe and associated materials. Components include: 1 VLI detector 1 Mounting bracket. 1 End of Line resistor with units factory fitted with VESDAnet Card...

  • Page 24: Mounting

    VESDA VLI Product Guide VESDA by Xtralis Mounting The VLI detector can be mounted in an upright or inverted position. Do not mount the detector with a sideways orientation as shown in Figure 3-2 below. Figure 3-2: Sideways orientation Ensure the mounting surface is flat. This will permit an air tight seal to be achieved between the sampling pipe and the tapered air ports on the detector.
  • Page 25 VESDA by Xtralis VESDA VLI Product Guide Legend Detector Mounting bracket Locking Mechanism Figure 3-5: Mounting the detector www.xtralis.com...

  • Page 26: Wiring

    VESDA VLI Product Guide VESDA by Xtralis Wiring The screw type terminals located on electrical terminals within the VLI detector will accept wire sizes from 0.2 mm to 2.5 mm (30 – 12 AWG). Refer to Codes and Standards Information for Air Sampling Smoke Detection on page iii for code specific requirements.
  • Page 27 VESDA by Xtralis VESDA VLI Product Guide Compliance It is recommended that the power supply be compliant with local codes and standards required by the regional authority. For code-specific information, see Codes and Standards Information for Air Sampling Smoke Detection on page iii.
  • Page 28 (De-energized) Programmable Relays The three additional relays can be programmed using Xtralis VSC software or the LCD Programmer. Refer to the Xtralis VSC Online Help or LCD Programmer Product Guide for details. 3.2.4 Unmonitored General Purpose Input (GPI) The GPI is a programmable input which can be configured to initiate a number of different actions - including, by default, a Remote Reset function.
  • Page 29 VESDA by Xtralis VESDA VLI Product Guide 3.2.6 Typical Wiring to Fire Alarm Control Panel (FACP) The diagram below shows the correct way to wire VESDA detectors to a conventional fire alarm control panel (FACP). It also shows where an End Of Line (EOL) resistor is correctly installed.
  • Page 30 VESDA VLI Product Guide VESDA by Xtralis 3.2.8 Specify Backup Battery In the event of a mains power supply disruption, the VLI detector runs on a backup battery. The size of the battery is determined by: local codes and standards...

  • Page 31: Powering Up

    The VLI detector is an "always on" device which is activated by applying powered cabling to the power input terminal on the main board. This process must only be performed by Xtralis accredited personnel. If the system fails to power up, check all power wires are secured to their terminals and the polarities of the power wires are correctly terminated.

  • Page 32: Configuration

    VESDA VLI Product Guide VESDA by Xtralis Configuration The VLI detector can be configured using Xtralis VSC software installed on a direct or network connected PC. 3.4.1 Default Settings Table 3-3: Default Settings Parameter Default Values Range Access Level Minimum Maximum Event Log - Events...
  • Page 33 VESDA by Xtralis VESDA VLI Product Guide Parameter Default Values Range Access Level Minimum Maximum Air flow Thresholds: High Urgent 150% 105% 200% High Minor 130% 105% 200% Low Minor Low Urgent Delay 0 seconds 0 seconds 60 seconds Secondary Filter...
  • Page 34 The unmonitored GPI can be configured to initiate a number of different actions - including, by default, a Remote Reset function. The GPI can be configured through Xtralis VSC or through the 'Miscellaneous’ screen menu of the LCD programmer. Refer to the Xtralis VSC Online Help or LCD Programmer Product Guide for further details.
  • Page 35 VESDA by Xtralis VESDA VLI Product Guide When using the standby or remote isolate options it is recommended that all displays on VESDAnet are configured to have the Isolate button locked out. When programming the display through the LCD Programmer choose Isolate Disabled from the Button Lockout menu.

  • Page 36: Installation Checklist

    VESDA VLI Product Guide VESDA by Xtralis Installation Checklist Site Name Address Detector Serial Number(s) and Date of Manufacture Name of Installer Signature Date Perform the following checks listed below to ensure that all the necessary items are completed before handing over to a commissioning engineer.

  • Page 37: Preliminary System Check

    A preliminary system check is required after installing the VLI detector, before it is commissioned for use. The check can be conducted by connecting the detector to a LCD Programmer or using the Xtralis VSC software. The preliminary systems check includes: For networked detectors, conducting a communications check .
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  • Page 39: Pipe Network Design

    VESDA by Xtralis VESDA VLI Product Guide Pipe Network Design The Pipe Network should be designed by trained personnel, and verified using the ASPIRE2 software. Design Considerations The following points should be considered when designing a pipe network for the VLI detector: The detector requires a minimum total airflow of 40 liters per minute, and a minimum of 20 liters per minute per pipe.

  • Page 40: Managing The Exhaust Air

    VESDA VLI Product Guide VESDA by Xtralis When configuring the detector ensure that the correct pipes in use are selected: Table 4-1: Preferred use of pipe inlet ports No. of Pipes Preferred Pipe Inlet Port to use Pipe 1 Pipe 2...

  • Page 41: Operation

    Once the VLI detector has been commissioned, it will report alarms and faults according to the parameters defined during installation. The procedures below describe how to define a connection to the detector within Xtralis VSC. Connecting to the Detector Xtralis VSC supports connecting to a VLI detector via a range of connection mechanisms and communication protocols.
  • Page 42 1. Open the VLI detector and connect the USB cable from the USB socket on the main board inside to a PC or laptop located near the detector with the Xtralis VSC software installed. Refer to Chapter 7 for further information on opening the detector.

  • Page 43: Access Levels

    For specific information relating to VESDAnet configuration, refer to the VESDA  Communications Guide. Access Levels When accessing the VLI detector via Xtralis VSC or LCD Programmer, there are three user levels; DST, ADM and USER. It is necessary to log in using a four digit PIN code. User Level...

  • Page 44: Commands

    A fault will be generated if the process fails. Start AutoLearn Smoke In Xtralis VSC you will be prompted to set the period of time that the environment is monitored to allow the system to decide what smoke thresholds are most appropriate.
  • Page 45 VESDA by Xtralis VESDA VLI Product Guide Command Description Execute From Detector Start Fault Test Generate a fault on the detector and de-energizes the fault relay (Relay 2). Start Alarm Test Simulate full scale smoke level and initiates all alarm activity.
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  • Page 47: Commissioning

    The VLI has been designed to simplify commissioning processes. The AutoLearn function allows the unit to assess its environment and setup appropriate alarm and flow thresholds. The detector is programmed using Xtralis VSC software or LCD Programmer via VESDAnet. Note: Detectors should be commissioned with a smoke test.

  • Page 48: Autolearn Flow

    VESDA by Xtralis AutoLearn Flow AutoLearn Flow process is initiated within Xtralis VSC. During the AutoLearn Flow process, the detector determines the average and peak air flow levels monitored over time and sets suitable air flow thresholds that will not give rise to nuisance flow faults due to normal flow variations (such as might arise through air-conditioning related nuisance faults).

  • Page 49: Maintenance

    VESDA by Xtralis VESDA VLI Product Guide Maintenance To maintain the VLI detector at its peak performance level, the recommended maintenance schedule shown in Table 7-1 below should be followed. Table 7-1: Recommended maintenance schedule for the VLI detector Maintenance Check...

  • Page 50: Remove The

    VESDA VLI Product Guide VESDA by Xtralis Remove the Front Cover Several maintenance functions require that the front cover be removed from the VLI detector in order to perform them. The front cover is held on by four captive screws. It may be removed by turning the screws counter-clockwise.

  • Page 51: Replacing The Intelligent Filter

    2. Push the locking lever in the direction of arrow(C) until it clicks into the locked position and the Intelligent Filter Present Switch (D) is actuated. 3. Execute the "Reset Intelligent Filter Life" command using Xtralis VSC. Refer to section 5.3 for further information on this command.

  • Page 52: Replacing The Secondary Foam Filter

    Figure 7-4: Secondary Foam Filter Replacement Reinstall the Secondary Foam Filter To reinstall the Secondary Foam Filter, follow the removal procedure in reverse order and execute the Reset Filter command in Xtralis VSC. Note: Do not reinstall a used filter.

  • Page 53: Replacing The Aspirator

    VESDA by Xtralis VESDA VLI Product Guide Replacing the Aspirator Any time the aspirator is removed ensure the area surrounding the aspirator is clear of dirt and debris prior to replacement. Care must be taken during aspirator replacement. The aspirator must be correctly seated; this is essential so that gaskets are not damaged or dislodged from the underside of the aspirator.

  • Page 54: Replacing The Chamber Assembly

    VESDA VLI Product Guide VESDA by Xtralis Replacing the Chamber Assembly Remove the Chamber Assembly 1. Set the detector to Standby mode. Refer to section 7.1 for further information. 2. Remove the front cover. Refer to section 7.2 for further information.

  • Page 55: Spare Parts

    VESDA by Xtralis VESDA VLI Product Guide Spare Parts Gray-colored internal components such as the Intelligent Filter and Aspirator are field-replaceable. Part No. Description VSP-030 VLI Intelligent Filter VSP-031 VLI Secondary Foam Filter VSP-032 VLI Aspirator VSP-033 VLI Chamber Assembly Table 7-2: Suggested spare parts stock www.xtralis.com...
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  • Page 57: Troubleshooting

    Troubleshooting with Xtralis VSC The Xtralis VSC software displays faults in the active event list as they occur. The list displays the date and time of the fault, the serial number of the device on which the fault has occurred, the zone number, fault number, and a description of the fault.
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  • Page 59: A Commissioning Forms

    Hand Over Documents 1. Copy of this form 2. ASPIRE2 Installation Data Pack 3. ASPIRE2 Bill of Materials 4. Commissioning form or printout from Xtralis VSC for each detector 5. Commissioning form or printout from Xtralis VSC for each display module 6.

  • Page 60: Vli Detector Commissioning Form

    VESDA VLI Product Guide VESDA by Xtralis VLI Detector Commissioning Form For all VESDAnet systems, highlight the device, the zone or VESDAnet then select File > Print to file. Table A-2: VLI Detector commissioning form Address (Zone) VESDA Zone Name...

  • Page 61: Display/Relay Configuration

    VESDA by Xtralis VESDA VLI Product Guide Display/Relay Configuration Table A-3: Display/Relay Configuration commissioning form Button Lockout Enabled/Disabled Smoke Test Reset Isolate AutoLearn Smoke AutoLearn Flow Relays Connected Yes/No GPI Connected Yes/No GPI Function Relay Configuration Table A-4: Relay Configuration commissioning form...

  • Page 62: A.6 Smoke Test

    VESDA VLI Product Guide VESDA by Xtralis Smoke Test Table A-7: Smoke Test commissioning form Test Results Test Method Type of Smoke Test Date Air Sampling Test Results Table A-8: Air Sampling Test results commissioning form Pipe 1 Pipe 2...

  • Page 63: B Glossary

    VESDA by Xtralis VESDA VLI Product Guide B Glossary A Aspirator Impeller type fan used to draw sampled air into the detector. AutoLearn Smoke A feature which allows the detector to learn about its environment (background pollution, differences between day and night operations within the facility etc) in order to set appropriate alarm thresholds for that environment.
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  • Page 65: Index

    VESDA by Xtralis VESDA VLI Product Guide Index commissioning display/relay configuration installation modelling access level relay configuration smoke test VESDAnet interface card clean air accessories Clean Air Zero display module 14, 22, 28 event programmer 14, 22, 24, 28-29, 31, 37,...
  • Page 66 VESDA VLI Product Guide VESDA by Xtralis detector 3, 22, 24, 51, 55, 57 remove front cover external reset replace aspirator inverted reset replace chamber assembly isolate replace intelligent filter mains OK replace secondary foam filter monitored 22, 24, 57...
  • Page 67 VESDA by Xtralis VESDA VLI Product Guide mounting power supply bracket monitoring location power up locking mechanism pre-alarm orientation programmer 14, 22, 24, 28-29, 31, 41, 51 screws referencing 11, 27, 57 normalize airflow 31, 42 relays 10, 22-23, 27, 51, 55, 57...
  • Page 68 VESDA VLI Product Guide VESDA by Xtralis 9, 36 interface lead VESDAnet 6, 9, 11, 13-14, 17, 21-22, 29- 30, 37-38, 41, 51, 54, 57 polarity weight wiring address loop module FACP power VESDAnet zone www.xtralis.com...

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