Honeywell Sensepoint XCD RFD Technical Manual
  1. Manuals
  2. Brands
  3. Honeywell Manuals
  4. Security Sensors
  5. Sensepoint XCD RFD
  6. Technical manual

Honeywell Sensepoint XCD RFD Technical Manual

Remote flammable detector
Hide thumbs Also See for Sensepoint XCD RFD:
Table of Contents

Advertisement

Quick Links

Download this manual
Technical Manual
Sensepoint XCD RFD (Remote Flammable Detector)
Technical Manual

Advertisement

Table of Contents
loading

Related Manuals for Honeywell Sensepoint XCD RFD

Summary of Contents for Honeywell Sensepoint XCD RFD

  • Page 1 Technical Manual Sensepoint XCD RFD (Remote Flammable Detector) Technical Manual...

  • Page 2: Safety

    WARNINGS Sensepoint XCD RFD is designed for installation and use in Class I, Division 1, Groups B,C & D Hazardous Areas in the Americas. Installation must be in accordance with the recognized standards of the appropriate authority in the country concerned.

  • Page 3: Information

    The Start-up/Surge/In rush current is dependant on the type of power supply used. The typical start-up current for Sensepoint XCD RFD is less than 800mA. Measure the start- up current using the specific power supply before installation to ensure suitability for your application.

  • Page 4: Table Of Contents

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 3 Table of contents 1 Safety ..........................2 2 Information ........................3 4 Introduction ........................6 4.1 Transmitter ........................7 4.2 Flammable Gas sensors .....................7 4.2.1 705 LEL Flammable gas sensors (cCSAus Approved) ..........8 4.3 Accessories .........................9 4.4 Options ........................10...
  • Page 5 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 14 General specification ....................47 15 Ordering information ....................48 16 Warranty statement ....................50 17 Installation Drawing ....................51 17.1 Mechanical Installation Drawing ................51 17.2 Electronic Connection Drawing ................52 17.3 Duct Mounting Drawing ..................

  • Page 6: Introduction

    The construction of Sensepoint XCD RFD allows it to be used in hazardous area locations; it may also be used in other areas not classified as hazardous. Sensepoint XCD RFD is suitable for use in Class I Division 1 areas.

  • Page 7: Transmitter

    The Sensepoint XCD/RFD Transmitter is designed to work with the following flammable gas sensor types described in below sections 4.2.1, 4.2.2 and 4.2.3. Sensepoint XCD sensors use electro-catalytic technologies. The Sensepoint XCD RFD is cCSAus approved for use in North America.

  • Page 8: 705 Lel Flammable Gas Sensors (Ccsaus Approved)

    ¾”NPT thread only. The 705 HT is UL approved only. Details for connecting these sensors with the Sensepoint XCD RFD transmitter are provided in sections 5 and 6. For more sensor specific details, refer to the Technical Handbook Part No.

  • Page 9: Accessories

    SPXCDHMRFENU Issue 1 4.3 Accessories A range of accessories are available to allow use of Sensepoint XCD RFD in a wide variety of applications. These include Pipe mounting bracket, Sunshade deluge cover, Sensor collecting cone, Sensor flow Housing and Remote sensor mounting junction boxes.

  • Page 10: Options

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 4.4 Options ® 4.4.1 Modbus ® One of the most common field buses in the industry, the optional Modbus interface allows the XCD to connect to a bus of devices and transmit data to PLCs or controllers (see Appendix A).
  • Page 11 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 (MODBUS ID SETTING) Set id>>Set ModBus slave ID>>Set Baud rate>>Set Parity 1) Slave ID shall be set 1~247 2) Baud rate setting 9600 or 19200 3) Parity setting (No, Even, Odd) From the Configuration Mode screen, select‘’. To set the ModBus Slave ID, use the up- down ‘’switches to move to the desired position and use ‘’to select it.

  • Page 12: Installation

    17. WARNINGS Sensepoint XCD RFD is designed for installation and use in Class I, Division 1, Group B,C & D Hazardous Areas in the Americas. Installation must be in accordance with the recognized standards of the appropriate authority in the country concerned.

  • Page 13: Mounting And Location

    5.2 Mounting the transmitter The Sensepoint XCD RFD transmitter has an integral mounting plate consisting of four mounting holes on the transmitter body. The transmitter may be fixed directly to a surface mounting, or to a horizontal or vertical pipe/structure, 40.0-80.0mm (1.6 to 3.1 inches) in...

  • Page 14: Installing The Sensor

    1. Connect the remote sensor/junction box to the Sensepoint XCD RFD transmitter using suitable cable with wires of diameter 0.5 ~ 2.5mm2 (20AWG ~ 13AWG). 2. Connect the cable to the transmitter enclosure via the bottom entry.

  • Page 15: Electrical Connections

    SPXCDHMRFENU Issue 1 6 Electrical connections WARNINGS Sensepoint XCD RFD is designed for installation and use in Class I, Division 1, Group B,C & D Hazardous Areas in the Americas. Installation must be in accordance with the recognized standards of the appropriate authority in the country concerned.

  • Page 16: Transmitter Wiring

    Caution: All electrical connections should be made in accordance with any relevant local or national legislation, standards or codes of practice. The Sensepoint XCD RFD transmitter may be wired in either Current SOURCE or Current SINK configuration. These two options are offered to allow greater flexibility in the type of control system that it can be used with.

  • Page 17: Terminal Connections

    Note: Terminal Blocks are Terminal block for plug/socket type Sensepoint or 705 and may be Flammable sensor removed to ease wiring. Diagram 6: Sensepoint XCD RFD Terminal module Terminal Module Connections Terminal Marking Connection Description Number +VE Supply(16-32VDC) -VE Supply(0VDC)

  • Page 18: Power

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 6.3 Power The Sensepoint XCD transmitter requires a power supply from the controller of between 16Vdc and 32Vdc. Ensure that a minimum supply of 16Vdc is measured at the sensor, taking into account the voltage drop due to cable resistance.

  • Page 19: Cabling

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 6.4 Cabling The use of industrial grade, suitably armoured field cable is recommended. For example, screened 3 cores (plus screen 90% coverage), suitably mechanically protected copper cable with a suitable 3/4" explosion-proof gland with 0.5 to 2.5 mm2 (20 to 13 AWG) conductors.

  • Page 20: Ground Terminal Wiring

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 The Earth Screen of the field cable should be “tied to Earth” or connected to Ground at one point only. It is common practise to adopt a STAR EARTH connection regime where all instrumentation Screens are connected at one common point.

  • Page 21: Default Configuration

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 7 Default configuration The Sensepoint XCD RFD transmitter is supplied with the following default configuration. Function Value/Setting Meaning XCD RFD recognizes the XCD RFD sensor cartridge Automatic for Sensepoint XCD RFD according to the gas type within its own sensor family Sensor Type sensors.

  • Page 22: Normal Operation

    SPXCDHMRFENU Issue 1 8 Normal Operation Sensepoint XCD RFD is supplied configured and ready for use according to the “Default Settings” table shown above. However these setting may be tailored to a specific application requirement using the Sensepoint XCD RFD configuration menu system.

  • Page 23: System Status

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 8.2 System Status Display indications, current output and relay states for various operational conditions are shown in the following table. For further details of error messages and trouble shooting see section 12.3.

  • Page 24: Magnetic Wand Activation

    Communication with the XCD RFD is achieved by positioning the Magnetic Wand at one of three different positions on the front glass window of the Sensepoint XCD RFD transmitter. Activation of the switches is verified by observing the Magnetic Wand Activation Icon on the LCD display...

  • Page 25: First Time Switch On (Commissioning)

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 9 First time switch on (Commissioning) WARNING The following procedure requires the Transmitter Cover to be removed while carrying out supply voltage checks. Therefore the appropriate permits to work should be sought in preparation.
  • Page 26 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 Note: For a full description of each screen shown in Diagram 12, please refer to Section 13.3 “Review Mode” of this Manual. Diagram 12: Normal Start up procedure (For the Flammable sensor version) 11.

  • Page 27: Response Check And Calibration

    If no residual gas is present then the background air can be used to perform the zero calibration. Contact your Honeywell Analytics representative for details of suitable calibration kits.
  • Page 28 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 (ZERO CALIBRATION) 1. If the ambient air is NOT considered reliable to use to set the ZERO, then remove the weather protection and fit the Gassing Cap accessory (see Section 4.3) onto the sensor and apply a clean source of zero gas or compressed air.
  • Page 29 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 (SPAN CALIBRATION) 11.The display shows the current calibration span gas concentration while flashing the ‘ ’ icon. Use ‘ ’ to change the calibration span gas concentration, and ‘ ’ when ...
  • Page 30 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 19.Promptly switch off the calibration span gas and remove the Sensepoint XCD Gassing Cap from the sensor to allow the gas to disperse. 20.When the reading falls below 50% of the calibration gas level the display indicates a countdown .

  • Page 31: General Maintenance

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 11 General Maintenance WARNINGS Access to the interior of the transmitter, when carrying out any work, must only be conducted by trained personnel. Before carrying out any work ensure local regulations and site procedures are followed.

  • Page 32: Servicing

    A fault condition will be signalled by the detector if the sensor is removed with the unit under power. 12.1 Sensor replacement The sensors that are used with the Sensepoint XCD RFD have no serviceable parts. When they have reached the end of their operational life, simply replace the sensor or the sensor cartridge.
  • Page 33 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 WARNING Ensure that the same Gas Type and Range of Sensor is fitted in place of the old Sensor. The sensor head must be fitted with the supplied weather protection, and mounted so that the sinter is pointing downward to provide ingress protection IPX6.

  • Page 34: Replacing Modules Within The Transmitter

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 12.2 Replacing Modules within the Transmitter Two replaceable module assemblies are located within the transmitter housing. The Display Module and the Terminal Module. The Display Module is simply removed by unplugging it from the Terminal Module (this procedure is done during normal installation).

  • Page 35: Faults And Warnings

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 12.3 Faults and Warnings The table below provides details of possible error. Message Description Action The unit has not been calibrated for the configured calibration interval W-01 Calibration needed Calibration is necessary due to change...

  • Page 36: Menu's And Advanced Configuration

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 13 Menu’s and Advanced Configuration 13.1 Abort Function In Review Mode or Configuration Mode the user can escape one step back from the current position using the Abort Function. To do this the user must activate the Enter switch for more than 3 seconds with the Magnetic Wand.
  • Page 37 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 Menu Display Description Execute zero/span calibration Set calibration gas level Set Calibration After zero, the option exists to proceed with span calibration, or return to the Menu. Select the type of sensor from the sensor list.
  • Page 38 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 Configure relay on delay time, relay off delay Relay Operation time and latch/non-latch Set location (or TAG number) Set Location Change temperature display unit. Set Temperature Unit °C (Celsius) or °F (Fahrenheit)
  • Page 39 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 Monitoring Mode Menu Switch ( > 3 Seconds) Quit/ESC command Auto quit after no activity of timeout Access permitted? Abort Release mA O/P Inhibit mA O/P Force Current Set Calibration Set Alarms...

  • Page 40: Configuration Mode Operation Table

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 13.2.1 Configuration mode operation table Configuration mode allows the user to perform calibration and configure parameters such as full scale range, calibration gas level, calibration interval, inhibit current & timeout, alarm settings, relay settings, set a password, etc. To activate Configuration mode hold the magnet over the ENTER switch for at least 3 seconds and then remove.
  • Page 41 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 PEAK READING CURRENT GAS DISPLAYED WITH OUTPUT CONCENTRATION INHIBITED ‘ ’ ICON AND DISPLAYED WITH bumP UNIT RETURNS TO PEAK STRING FLASHING. OUTPUT INHIBITED ‘ ’    tESt MENU MODE APPLY BUMP TEST ICON FLASHING.

  • Page 42: Sensor / Gas Selection

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 13.3 Sensor / Gas Selection 13.3.1 Sensor Selection “Select Sensor” sets the identity of the type of mV sensor attached to the XCD RFD when it does not detect the sensor type automatically.
  • Page 43 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 The current configuration of the XCD RFD is displayed and by using the ‘’ switch to enter “SEL gAS” menu. To select a flammable gas, use ‘’ to move through the list, and then use ‘’...

  • Page 44: Review Mode

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 13.4 Review Mode The instrument will enter Review mode when the “Enter” switch is activated with the Magnetic Wand and held for around one second. Names, displays and descriptions for each review item in Review Mode are shown in the following table.
  • Page 45 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 Location Location in which the transmitter is installed Power Power voltage* Temperature Internal Transmitter temperature* Peak conc. Maximum concentration detected up to now Test Result There is no fault detected. Table 13: Transmitter menu descriptions...
  • Page 46 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 Menu Switch (1s to 3s) Review Monitoring Mode Mode Auto end to cycle S/W Version Test Result 2 second delay 2 second delay SRS Version Peak Reading 2 second delay 2 second delay...

  • Page 47: General Specification

    * Extended operating temperature range of -40°C to +65°C (-40°F to +149°F) for all sensor , with an accuracy of +/- 30% of applied gas from -20°C to -40°C (-4°F to -40°F) and +55°C to +65°C (+131°F to +149°F). Long term operation at this range may cause decline in sensor performance. Contact Honeywell Analytics for any additional data or details. Certification International IEC Ex II 2 GD Ex d IIC Gb T6(Ta -40ºC to +65ºC) Ex tb IIIC T85ºC Db IP66...

  • Page 48: Ordering Information

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 15 Ordering information Part number Description Sensepoint XCD RFD transmitter (LM25) SPXCDULNRFD cCSAus approved SP XCD RFD Transmitter with LM25, 3/4“NPT Entry, without MODBUS SPXCDULNRFDM cCSAus approved SP XCD RFD Transmitter with LM25, 3/4“NPT Entry, with MODBUS Sensepoint XCD RFD transmitter (316SS) SPXCDUSNRFD cCSAus approved SP XCD RFD Transmitter with 316SS, 3/4“NPT Entry, without MODBUS...
  • Page 49 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 XCDRFDLMH cCSAus approved SPXCD RFD Transmitter with LM25, 3/4“NPT Entry, MODBUS, aluminum, 705 High Temp sensor, and 3 wire junction box XCDRFDS cCSAus approved SPXCD RFD Transmitter with 3/4“NPT Entry, 316SS, with 705 sensor, and 3 wire junction box XCDRFDSH cCSAus approved SPXCD RFD Transmitter with 3/4“NPT Entry, 316SS,...

  • Page 50: Warranty Statement

    Analytics reserves the right to charge for any site attendance where any fault is not found with the equipment. Honeywell Analytics shall not be liable for any loss or damage whatsoever or howsoever occasioned which may be a direct or indirect result of the use or operation of the Contract Goods by the Buyer or any Party.

  • Page 51: Installation Drawing

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 17 Installation Drawing 17.1 Mechanical Installation Drawing...

  • Page 52: Electronic Connection Drawing

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 17.2 Electronic Connection Drawing...

  • Page 53: Duct Mounting Drawing

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 17.3 Duct Mounting Drawing...

  • Page 54: Collecting Cone Drawing

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 17.4 Collecting Cone Drawing...

  • Page 55: Mounting Bolt Assy Drawing

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 17.5 Mounting Bolt Assy Drawing...

  • Page 56: Mounting Bracket Drawing

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 17.6 Mounting Bracket Drawing...

  • Page 57: Control Drawing

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 17.7 Control Drawing...
  • Page 58 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1...

  • Page 59: Certification

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 18 Certification 18.1 North America cCSAus Supplement to Certificate of Compliance Certificate: 2404330 Master Contract: 246287 The products listed, including the latest revision described below, are eligible to be marked in accordance with the referenced Certificate.
  • Page 60 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 Certificate of Compliance Certificate: 2404330 Master Contract: 246287 Project: 2524595 Date Issued: September 28, 2012 Issued to: Honeywell Analytics Inc. 405 Barclay Blvd Lincolnshire, IL 60069 Attention: John Stratman The products listed below are eligible to bear the CSA...
  • Page 61 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 Certificate: 2404330 Master Contract: 246287 Project: 2524595 Date Issued: September 28, 2012 Note: XX may be 00 to 02, 05 to 07, 10 to 18, 20 to 22 and 30 depending on which gas cell is installed in the Sensepoint Toxic sensor head.
  • Page 62 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 Certificate: 2404330 Master Contract: 246287 Project: 2524595 Date Issued: September 28, 2012 CLASS 4828 01 CLASS 4828 81 Class I, Division 1, Groups B, C and D; Sensepoint XCD/RFD Stationary Combustible Gas Transmitter, Input rated 16 to 32 VDC, 5 watts max.
  • Page 63 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 Certificate: Master Contract: 2404330 246287 Project: Date Issued: 2524595 September 28, 2012 UL 1203 (4th Ed.)- Explosion-Proof and Dust-Ignition-Proof Electrical Equipment for Use in Hazardous (Classified) Locations ANSI/ISA -12.12.01-2010 - Non-Incendive Electrical Equipment for Use in Class I and II, Division 2 and Class III, Divisions 1 and 2 Hazardous( Classified) Locations.

  • Page 64: Inmetro Certificates

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 18.2 Inmetro Certificates ORSKE ERITAS ERTIFICADO DE ONFORMIDADE DNV 13.0006 09/05/2016 Certificado nº: Válido até: Certificate #/Certificado nº Validity Term/Fecha de Vencimiento Produto: TRANSMISSOR PARA DETECÇÃO DE GÁS Product/Producto Tipo / Modelo: XCD/RFD Type –...
  • Page 65 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 ORSKE ERITAS ERTIFICADO DE ONFORMIDADE DNV 13.0006 09/05/2016 Certificado nº: Válido até: Certificate #/Certificado nº Validity Term/Fecha de Vencimiento Descrição do Equipamento: O transmissor para detecção de gás modelo XCD/RFD consiste de um invólucro cilíndrico fabricado em liga de alumínio ou aço inoxidável com tampa roscada e visor de vidro temperado, o invólucro do transmissor possui três furos, sendo...
  • Page 66 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 ORSKE ERITAS ERTIFICADO DE ONFORMIDADE DNV 13.0006 09/05/2016 Certificado nº: Válido até: Certificate #/Certificado nº Validity Term/Fecha de Vencimiento Observações: 1. Este Certificado de Conformidade é válido para os produtos de modelo e tipo idêntico ao protótipo ensaiado.
  • Page 67 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 ORSKE ERITAS ERTIFICADO DE ONFORMIDADE DNV 13.0039 X 09/05/2016 Certificado nº: Válido até: Certificate #/Certificado nº Validity Term/Fecha de Vencimiento Produto: SENSOR DE GÁS Product/Producto Tipo / Modelo: Type – Model/Tipo – Modelo Solicitante: HONEYWELL ANALYTICS INC.
  • Page 68 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 ORSKE ERITAS ERTIFICADO DE ONFORMIDADE DNV 13.0039 X 09/05/2016 Certificado nº: Válido até: Certificate #/Certificado nº Validity Term/Fecha de Vencimiento Descrição do Equipamento: O sensor de gás modelo 705 consiste de um invólucro sextavado de alumínio para o sensor e um sensor de cartucho fabricado em aço inoxidável.
  • Page 69 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 ORSKE ERITAS ERTIFICADO DE ONFORMIDADE DNV 13.0039 X 09/05/2016 Certificado nº: Válido até: Certificate #/Certificado nº Validity Term/Fecha de Vencimiento 4. Os produtos devem ostentar, na sua superfície externa e em local visível, a Marca de Conformidade e as características técnicas da mesma de acordo com as especificações da ABNT NBR IEC 60079-0 /...

  • Page 70: Ccsaus Transmitter Name Plate

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 18.3 cCSAus Transmitter Name Plate...

  • Page 71: Cross Interference And Cross Calibration

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 19 Cross Interference and Cross Calibration 19.1 Cross Calibration Flammable Gas Detector For greater accuracy, a catalytic gas detector should be calibrated using a certified gas/air mixture equal to 50% LEL of the actual target gas intended to be monitored.
  • Page 72 Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 Propane Propan-2-ol Styrene Tetra hydrafuran Toluene Triethylamine Xylene Table 14 . Star Rating of Gases To cross calibrate the Sensepoint XCD combustible gas sensor: (1) Obtain the star rating for both the calibration test gas and the gas to be detected from...
  • Page 73 0-100%LEL Ethylene, when using 50% LEL Methane as the calibration gas. Section 19.1 is used for Sensepoint XCD Catalytic Sensor only, RFD with 705 and 705HT. Please contact your local Honeywell Analytics sales or service distributor, or regional offce should further clarification or additional information be required.

  • Page 74: Modbus And The Xcd

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 XCD Transmitter ® Appendix A - Modbus Protocol A-2 A.1 Modbus and the XCD The XCD gas detector may be fitted with the optional Modbus board. Authoritative information on the MODBUS Upgrade Kit can be found at www.modbus.org. The XCD supports Modbus/RTU over an RS-485 physical layer.

  • Page 75: Modbus Registers

    Sensepoint XCD RFD Technical Manual SPXCDHMRFENU Issue 1 A.2 Modbus Registers ModBus Register Information Type Size Note Address 30001 Main SW Version of XCD 30002 EEP Version of XCD 30003 WatchDog s/w Version of XCD 30004 Location string string[12] 30010...
  • Page 78 Fax: 1-847-955-8210 standards and guidelines.This publication is Email: detectgas@honeywell.com not intended to form the basis of a contract. Website: www.honeywellanalytics.com Issue 1 06/2013 Technical Services 3001M5032_1 US: ha.us.service@honeywell.com SPXCDHMRFENU www.honeywell.com © 2013 Honeywell Analytics...

Table of Contents