Xtralis VESDA Sensepoint XCL Installation Manual

Xtralis VESDA Sensepoint XCL Installation Manual

Large bore

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VESDA Sensepoint XCL –
Large Bore Installation Manual
Sensepoint XCL - Large Bore
July 2020
Doc. No. 35563_02
Part No. 30937

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Summary of Contents for Xtralis VESDA Sensepoint XCL

  • Page 1 VESDA Sensepoint XCL – Large Bore Installation Manual Sensepoint XCL - Large Bore July 2020 Doc. No. 35563_02 Part No. 30937...
  • 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 Sensepoint XCL – Large Bore Installation Manual VESDA Document Conventions The following typographic conventions are used in this document: Convention Description Bold Used to denote: emphasis Used for names of menus, menu options, toolbar buttons Italics Used to denote: references to other parts of this document or other documents.
  • Page 5 VESDA Sensepoint XCL – Large Bore Installation Manual Scope This manual describes the installation, operation and maintenance of the VESDA Sensepoint XCL – Large Bore gas detector when connected to an Xtralis ASD pipe network. The manual is intended for the operator involved in the installation, maintenance and servicing of the VESDA Sensepoint XCL –...
  • Page 6 VESDA Sensepoint XCL – Large Bore Installation Manual VESDA This page is intentionally left blank. www.xtralis.com...
  • Page 7: Table Of Contents

    VESDA VESDA Sensepoint XCL – Large Bore Installation Manual Table of Contents Introduction Features Appearance Accessories Detectable Gases Detector Versions Relay Output Specifications Installation Safety Information Installation Layout Power Cable Specification Detector Module Wiring of mA Output Versions Wiring of Modbus Output Versions...
  • Page 8: Introduction

    Introduction Features VESDA Sensepoint XCL - Large Bore is a single-sensor aspirated gas detector that connects to the ASD pipe network and supports the following interfaces dependent on the model: Analog output: VESDA Sensepoint XCL features current loop output, supporting signals in the range 0 to 22 mA.
  • Page 9: Detectable Gases

    VESDA Sensepoint XCL – Large Bore Installation Manual VESDA Detectable Gases VESDA Sensepoint XCL – Large Bore is available for the detection of the following gases: Carbon Monoxide (CO, ppm) Flammable (CAT) – Methane, Hydrogen, Propane, Ethanol, Butane, etc. (% LEL)
  • Page 10: Specifications

    VESDA VESDA Sensepoint XCL – Large Bore Installation Manual Connection to these relays are made through the two 3-way terminal blocks. Legend Normally closed (NC) Common Normally open (NO) Specifications Dimensions and Weight Specification Value Length 113 mm (4.4 in) Width 113 mm (4.4 in)
  • Page 11 VESDA Sensepoint XCL – Large Bore Installation Manual VESDA Power Supply VESDA Sensepoint XCL requires an isolated power supply unit that is certified by a national or international standard, such as UL. Specification Value Nominal DC input voltage 24 V DC...
  • Page 12 Inner knockout M20 or ½ NPT Outer knockout M25 or ¾ NPT Sampling Pipe VESDA Sensepoint XCL – Large Bore is designed to be inserted to Xtralis pipe networks with the below dimensions: Specification Value Outer diameter 25 mm (0.98 in) to 27mm (1.06 in)
  • Page 13: Installation

    To minimize the risk of electrostatic charge, provision shall be made for adequate grounding and equipment shall be installed in such a manner so that accidental discharge shall not occur. When VESDA Sensepoint XCL reaches the end of its life, it should be disposed of in accordance with local regulations.
  • Page 14: Power Cable Specification

    Power consumption of the detector is maximum 2.3 W (W ). The maximum current required to drive detector max the VESDA Sensepoint XCL at the minimum voltage is 2.3 W ÷ 11 V DC = 209.1 mA (I ). So the detector max maximum field cable loop resistance (R...
  • Page 15: Wiring Of Ma Output Versions

    VESDA VESDA Sensepoint XCL – Large Bore Installation Manual Wiring of mA Output Versions CAUTION: Ensure that the wiring of the detector is correct, and the Current Source/Sink selection switch is correctly set BEFORE applying power. Failure to do so may result in damage to the VESDA Sensepoint XCL detector.
  • Page 16 VESDA Sensepoint XCL – Large Bore Installation Manual VESDA 1. Detector sink mode: With this switch in the upper position, the analog output drives current through the controller sensing circuit. 2. Detector source mode: With this switch in the lower position, the analog output draws current through the controller sensing circuit.
  • Page 17: Wiring Of Modbus Output Versions

    Current flow Wiring of Modbus Output Versions Modbus Connection For Modbus versions, up to 32 VESDA Sensepoint XCL detectors can be connected in a daisy chain arrangement as shown in the diagram below. Note: Where possible, spur or ‘T’ connections should be avoided. Always keep the spur connection as short as possible.
  • Page 18 VESDA Sensepoint XCL – Large Bore Installation Manual VESDA Terminal Resistor Connect a 120 Ω, 0.25 W terminal resistor between the A and B terminals at the end of the line. www.xtralis.com...
  • Page 19: Securing The Back Box To A Wall

    VESDA VESDA Sensepoint XCL – Large Bore Installation Manual Securing the Back Box to a Wall CAUTION: Before starting installation, make sure that the system controller or external power source is switched off. 1. There are four screw positions in the rear of the back box for mounting purposes. Punch the required screw positions or drill using a 4 mm drill.
  • Page 20: Cable Connections

    VESDA Sensepoint XCL – Large Bore Installation Manual VESDA Cable Connections 1. Fit suitable cable glands appropriate to the application and type of cable being utilized to the opened cable entries. 2. Feed the cable through the cable gland. 3. Turn over the detector module and locate the terminal blocks on the back. Remove the terminal blocks by pulling them toward the center of the module.
  • Page 21: Ground Connections

    VESDA VESDA Sensepoint XCL – Large Bore Installation Manual 5. Replace the terminal blocks in their correct positions. Ground Connections Effective grounding is crucial to ensure stable Modbus communications and to limit the effects of radio frequency interference. Ground points are provided inside the back box. In order to prevent false readings or alarms as a result of ground loops, ensure that the shield of all cables are grounded at a single point, preferably at the controller.
  • Page 22: 2.10 Securing The Detector Module And Flow Cap

    VESDA Sensepoint XCL – Large Bore Installation Manual VESDA 2.10 Securing the Detector Module and Flow Cap 1. Position the detector module with Flow Cap onto the back box ensuring that the status indicator is in the top left-hand corner when viewed from the front. Tighten the four retaining screws using a No. 2 Phillips screwdriver to secure.
  • Page 23: 2.11 Connecting To Pipe Network

    2.11 Connecting to Pipe Network 1. Take note of pipe flow direction and align with arrow on VESDA Sensepoint XCL Flow Cap. 2. Create a vertical offset in the pipe run to direct flow to the Flow Cap using 4x60° elbows (supplied) as shown below.
  • Page 24: 2.12 Installation Practices

    2. Install in-line components (particulate filter / water trap) upstream VESDA Sensepoint XCL. With water trap installation, ensure to slope installation pipe toward water trap. 3. Ensure 0.5m (1.65ft) linear pipe length to ASD inlet when mounting VESDA Sensepoint XCL close to ASD.
  • Page 25: Commissioning

    Commissioning Note: The VESDA Sensepoint XCL gas detector is supplied from the factory pre-calibrated. However, it is strongly recommended that the detector response is checked and if necessary, re-calibrated before placing it into service. Refer to section "4.3 Calibration" for details on the correct calibration procedure.
  • Page 26 6. Remove power and refit the detector module to the back box. 7. Apply power. The VESDA Sensepoint XCL will enter a warm-up mode during which time the status indicator will be steady yellow and the output (mA version) will be held in an inhibited state.
  • Page 27: Status Indicator

    VESDA VESDA Sensepoint XCL – Large Bore Installation Manual Status Indicator There is a status indicator on the face of the gas detector. The operating state of the detector is indicated by one of four colors, either steady or flashing.
  • Page 28: Target Gas Selection (Flammable Catalytic Versions Only)

    Target Gas Selection (flammable catalytic versions only) The target flammable (combustible) gas of the VESDA Sensepoint XCL can be changed using the Sensepoint App where the user can select from a range of flammable gases. Refer to the Sensepoint App User Manual Doc.
  • Page 29: Maintenance

    Maintenance Using the Control Buttons It is possible to perform basic maintenance functions on the VESDA Sensepoint XCL gas detector without the use of the Sensepoint App. This is achieved through the use of two control buttons inside the detector.
  • Page 30: Calibration

    4. Follow the on-screen instructions on the Sensepoint App for Calibration: a. Zero calibration: Expose VESDA Sensepoint XCL to ambient air – if there is doubt of the quality of the ambient air, use a cylinder with clean air.
  • Page 31 VESDA VESDA Sensepoint XCL – Large Bore Installation Manual 4. Perform zero calibration. a. Hold the UP button for 2 seconds. b. If there is any doubt of the quality of the ambient air, connect a cylinder of fresh air to the detector.
  • Page 32: Bump Test

    VESDA Bump Test 1. Connect VESDA Sensepoint XCL detector to the Sensepoint App. 2. Power OFF the smoke detector or switch to standby mode. 3. Remove the (red) Calibration Port plug and connect to bump test gas cylinder having a fixed flow regulator (FFR) rated at 0.5 L/min...
  • Page 33: Replacing The Sensor Cover

    VESDA Sensepoint XCL – Large Bore Installation Manual Replacing the Sensor Cover Warning: Use only genuine replacement sensor cover specifically for use with VESDA Sensepoint XCL. Attempting to use non-genuine sensor cover could result in malfunction of the product. 1. Disable smoke detector to prevent the transmission of potential flow fault alarm.
  • Page 34: Replacing The Gas Sensor

    VESDA Replacing the Gas Sensor Warning: Use only genuine replacement sensors specifically for use with VESDA Sensepoint XCL. Attempting to use non-genuine sensors could result in malfunction of the product. 1. Disable smoke detector to prevent the transmission of potential flow fault alarm.
  • Page 35: Resetting Alarms And Faults

    VESDA VESDA Sensepoint XCL – Large Bore Installation Manual DOWN After replacing the sensor, press and hold the UP button for 2 seconds to activate warm-up mode. In this mode, the output continues to be held in its inhibit state.
  • Page 36: Troubleshooting

    VESDA Sensepoint XCL – Large Bore Installation Manual VESDA Troubleshooting The following flow chart describes the troubleshooting process of VESDA Sensepoint XCL detector during Calibration and Bump testing: Pass Bump Test Fail Pass Calibrate Fail Detector OK Replace Sensor Cover /...
  • Page 37: Sensepoint App

    VESDA Sensepoint XCL – Large Bore Installation Manual Sensepoint App Use the Sensepoint App to allow your smart device to configure and maintain the VESDA Sensepoint XCL. The general procedure of using the Sensepoint App is as follows: 1. Download Sensepoint App from Google Play Store or Apple App Store. Install and launch the app.
  • Page 38: A Appendices

    VESDA VESDA Sensepoint XCL – Large Bore Installation Manual A Appendices Detector Parameters User Selectable Default User Selectable Default Cal Response Time T Accuracy (greater of Detector Type Resolution Range Range Cal Gas Range Point (s) – Standalone ppm or % of applied gas) Carbon Monoxide (ppm) XCL-LB-CO..
  • Page 39 VESDA Sensepoint XCL – Large Bore Installation Manual VESDA Note: Performance figures are based on the following: The humidity of the test gas is 50% RH. The performance values given are valid between 10% and 90% RH. Are measured using test units calibrated at 50% of full scale.
  • Page 40: Troubleshooting

    VESDA VESDA Sensepoint XCL – Large Bore Installation Manual Troubleshooting 1. Warning Description Troubleshooting Warning 1 Calibration Overdue Calibrate the unit. Warning 3 BLE failure Power-cycle the unit. If same warning occurs again, contact (BLE version only) manufacturer. Warning 4 Time/date not set (RTC not set) / Configure unit time.
  • Page 41: Ordering Information

    VESDA Sensepoint XCL – Large Bore Installation Manual VESDA Ordering Information 1. Detectors Part Number Description XCL-LB-CH4-RA VESDA XCL LB CH 0-100%LEL 4-20mA REL XCL-LB-CH4-RM VESDA XCL LB CH 0-100%LEL MODBUS REL XCL-LB-O2-RA VESDA XCL LB O 25% V/V 4-20mA REL...
  • Page 42: Warranty

    This warranty does not apply to sensors or components that are covered under separate warranties, or to any 3rd-party cables and components. In no event shall Xtralis be liable for any damages or injury of any nature or kind, no matter how caused, that arise from incorrect handling or use of this equipment.
  • Page 43: Safety Information For Wireless Devices

    2. This device must accept any interference, including interference that may cause undesired operation of the device 3. RED Compliance Honeywell Analytics Asia Pacific Co., Ltd. hereby declares that this gas detector, VESDA Sensepoint XCL, is in compliance with the essential requirements and other relevant provisions of Directive 2014/53/EU. www.xtralis.com...
  • Page 44: Modbus Registers

    The Modbus version of VESDA Sensepoint XCL allows interaction with the gas detector using Modbus/RTU over an RS-485 physical layer. The Modbus interface provides a means to monitor and interrogate the detector with the addition of being able to reset alarms remotely. The Modbus registers for VESDA Sensepoint XCL are given in the following table.
  • Page 45 VESDA Sensepoint XCL – Large Bore Installation Manual VESDA Modbus Information Type Size Description Notes Register Address 30020 to Latched Fault Value is fixed to 0x00 Not used (always non-latched) 30021 30022 to Location Tag string [26] 13 Location tag for BLE scanning...
  • Page 46 VESDA VESDA Sensepoint XCL – Large Bore Installation Manual Modbus Information Type Size Description Notes Register Address 40106 Alarm, Fault and Current device alarm, fault, warning status. The same The bit assignments are as follows: Warning State operation as the LED on the device.
  • Page 47 VESDA Sensepoint XCL – Large Bore Installation Manual VESDA Modbus Information Type Size Description Notes Register Address 40114 Relay Fitted 0x00: Relay not fitted, 0x01: Relay fitted 40115 BLE Fitted 0x00: BLE not fitted, 0x01: BLE fitted 40116 Reserved 40117 Temperature (°C)
  • Page 48 VESDA VESDA Sensepoint XCL – Large Bore Installation Manual Modbus Information Type Size Description Notes Register Address 40146 to Gas Name String string[14] 7 String of gas name which is configured by user 40152 40153 Temperature (°C) Transmitter temperature, duplicate 40154 Temperature (°F)
  • Page 49 VESDA Sensepoint XCL – Large Bore Installation Manual VESDA Modbus Information Type Size Description Notes Register Address 40169 to Alarm Threshold 2 f 32 40170 40171 to Target Calibration Gas f 32 40172 Concentration 40173 Gas Type 0x00: Flammable 0x01: Toxic...
  • Page 50 Part No. 30937 document without the express prior written consent of Xtralis. Installation information: In order to ensure full July 2020 functionality, refer to the installation instructions as supplied. © Xtralis...

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