VESDA Sensepoint XCL Installation Manual Download Page 36 | Manualshive

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VESDA Sensepoint XCL Installation Manual Download Page 36

VESDA Sensepoint XCL – Large Bore Installation Manual

VESDA by Xtralis

4.8

Troubleshooting

The following flow chart describes the troubleshooting process of VESDA Sensepoint XCL detector during
Calibration and Bump testing:

Bump Test

Replace

Gas Sensor /

Calibrate

Replace

Sensor Cover /

Calibrate

Calibrate

Replace Detector

Fail

Fail

Fail

Detector OK

Pass

Pass

Pass

Pass

Fail

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Summary of Contents for Sensepoint XCL

Page 1: ...VESDA Sensepoint XCL Large Bore Installation Manual April 2020 Document no 35563_01 Part no 30937 www acornfiresecurity com www acornfiresecurity com ...

Page 2: ...www acornfiresecurity com www acornfiresecurity com ...

Page 3: ...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 persons trained through an Xtralis accredited training course can install test and maintain the system Liability You agree to install configure and use the products strictly in accordance with the User Manual and product docu...

Page 4: ...uption of configuration details Warning This icon is used to indicate that there is a danger of electric shock This may lead to death or permanent injury Warning This icon is used to indicate that there is a danger of inhaling dangerous substances This may lead to death or permanent injury Contact Us UK and Europe 44 1442 242 330 The Americas 1 800 229 4434 Middle East 962 6 588 5622 Asia 86 10 56...

Page 5: ... in the installation maintenance and servicing of the VESDA Sensepoint XCL Large Bore gas detector and must have a good understanding of the working principles of the Xtralis aspirating smoke detectors refer to respective ASD Product Guides for details Warning Positioning of sampling holes for gas detection is dictated by the characteristics of the gas being detected environmental and operational ...

Page 6: ...VESDA Sensepoint XCL Large Bore Installation Manual VESDA by Xtralis This page is intentionally left blank www acornfiresecurity com www acornfiresecurity com ...

Page 7: ...or Module and Flow Cap 16 2 11 Connecting to Pipe Network 17 2 12 Installation Practices 18 2 13 Setting Alarm Thresholds 18 3 Commissioning 19 3 1 Commissioning the Detector 19 3 2 Status Indicator 21 3 3 Target Gas Selection flammable catalytic versions only 22 4 Maintenance 23 4 1 Using the Control Buttons 23 4 2 Maintenance Status Indicator 23 4 3 Calibration 24 4 4 Bump Test 26 4 5 Replacing ...

Page 8: ...sepoint App is available to commission maintain and service the VESDA Sensepoint XCL gas detector VESDA Sensepoint XCL can be used either indoors or outdoors If used outdoors a sheltered location should be chosen which is protected from direct sunlight and rain 1 2 Appearance 5 9 8 7 10 6 Legend 1 Back box 2 Gas detector module 3 Sensor cover 4 Calibration Port 5 Red plug 6 Flow cap 7 Cable entrie...

Page 9: ...the gas detector output and the power supply Assignment of the terminals and additional terminal blocks will vary dependent on the version Analog mA Output Versions Legend 1 24 V DC or 24 V AC 2 0V or 24V AC 3 4 to 20 mA 4 Common For details on wiring for the analog output version see Wiring of mA Output Versions and Current Source Sink Selection Modbus Output Versions Legend 1 24 V DC or 24 V AC ...

Page 10: ...s such as audible and visual alarms and other control systems Connection to these relays are made through the two 3 way terminal blocks Legend 1 Normally closed NC 2 Common 3 Normally open NO 1 7 Speciﬁcations Dimensions and Weight Specification Value Length 113 mm 4 4 in Width 113 mm 4 4 in Height 59 mm 2 3 in Weight 500 g 1 1 lb www acornfiresecurity com www acornfiresecurity com ...

Page 11: ...Appendix A 6 for details on the Modbus registers Adjustable Modbus settings l Slave ID 1 to 255 l Baud rate 9600 19200 bps l Parity None Even Odd l Relay Default Setting Specification Value Relay 1 Any faults and initial state is energized Relay 2 Gas alarm 1 and initial state is de energized Maximum Power Consumption The power consumption varies depending on output version and sensor type The add...

Page 12: ...ue Inner knockout M20 or NPT Outer knockout M25 or 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 Gas Test Tube For Bump test and Calibration use flexible urethane gas test tubing with the below dimensions to connect gas cylinder to Calibration Port Spec...

Page 13: ...sepoint XCL Malfunction may result if non standard parts are used VESDA Sensepoint XCL is suitable for ordinary locations only and must not be installed in hazardous locations Installation must be in accordance with the recognized standards of the appropriate authority in the country concerned For Europe see EN60079 14 EN60079 29 2 and EN61241 14 For installations in North America the National Ele...

Page 14: ...er and the detector is Vcontroller Vdetector min 13 V DC Power consumption of the detector is maximum 2 3 W Wdetector max The maximum current required to drive the VESDA Sensepoint XCL at the minimum voltage is 2 3 W 11 V DC 209 1 mA Idetector max So the maximum ﬁeld cable loop resistance Rloop max is 13 V DC 0 2091 62 Ω Therefore the maximum cable length for any given cable type can be found by d...

Page 15: ...al 4 Common is used to connect the power and controller grounds together Inhibit Level Selection Use the inhibit switch to set the level of current which is required when inhibit is active 1 With this switch in the upper position a current of 4 mA is output in inhibit mode 2 With this switch in the lower position a current of 2 mA is output in inhibit mode Current Source Sink Selection CAUTION Alw...

Page 16: ...eing used a 33 Ω 0 125 W load resistor should be connected between terminal 3 4 20 mA and terminal 2 0 V for source mode or terminal 1 24 V DC for sink mode Failure to do so will cause the unit to enter a fault condition When operating the detector from an AC power supply the current loop mA wiring should be connected between terminals 3 4 20 mA and 4 COM Detector Source Mode with DC Power 1 2 3 1...

Page 17: ... Legend 1 External power supply 2 VESDA Sensepoint XCL detector 3 System controller 4 Current ﬂow 2 6 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 possibl...

Page 18: ...t XCL Large Bore Installation Manual VESDA by Xtralis Terminal Resistor Connect a 120 Ω 0 25 W terminal resistor between the A and B terminals at the end of the line www acornfiresecurity com www acornfiresecurity com ...

Page 19: ... 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 2 Secure the back box in its mounting position with suitable ﬁxings appropriate to the mounting surface Do not over tighten 3 There are four cable entry knock outs on three sides of and on the rear face of the back box Drill or punch the entries as required www aco...

Page 20: ...rminal blocks on the back Remove the terminal blocks by pulling them toward the center of the module 4 Connect the cable to the appropriate terminal block referring to the relevant wiring diagram Strip and insert the end of each wire into the corresponding terminal hole Using a ﬂat blade terminal screwdriver tighten the terminal screw until the wire is secured Use a ferrule on the wire where neces...

Page 21: ...cts 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 Consideration should also be given to how conduit glands and the internal earth plate are also grounded Note Any earth regime must avoid earth loop...

Page 22: ... 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 CAUTION Do not over tighten the screws If required the current sink source selection switch can be set at this point 2 Where used tighten the sealing nut of the cable gland to secure the cable www acornfiresecurity com www acornfiresecurity com ...

Page 23: ...irect flow to the Flow Cap using 4x60 elbows supplied as shown below Do not glue the pipes to the Flow Cap 3 Where VESDA Sensepoint XCL is mounted close to the smoke detector ensure a 0 5m 1 64ft minimum linear pipe length between detectors 4 Where VESDA Sensepoint XCL is mounted adjacent to pipes introduce a vertical horizontal offset in the pipe run using the 4x60 elbows supplied as shown below ...

Page 24: ...ow VESDA Sensepoint XCL ii Upstream sample holes blocked 2 sample holes i e Pipe flow 40L min Pipe Flow VESDA Sensepoint XCL ASD Low Flow Fault threshold 80 Difference between pipe flow 50 40 10L min 20 flow loss Notes l VESDA Sensepoint XCL impedance is approximated with x3 ECO detectors in ASPIRE designs l Where VESDA Sensepoint XCL is sampling sticky gases i e NO2 NH3 H2S ensure distance from V...

Page 25: ...ctor Refer to Current Source Sink Selection on details of how to do this 3 Configure the required inhibit level of the detector Refer to section Inhibit Level Selection on details of how to do 4 Check that all electrical connections are terminated correctly according to the connector terminal assignments 5 Switch on the power supply to the VESDA Sensepoint XCL a For DC operation use a voltmeter se...

Page 26: ...ly 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 8 After the warm up has been completed the VESDA Sensepoint XCL will enter it s normal operating state www acornfiresecurity com www acornfiresecurity com ...

Page 27: ...en the gas detector is in a warning state Fault The indicator ﬂashes yellow when the gas detector is in a fault state Inhibited The indicator is on steady yellow when the user has placed the detector into the inhibit state for maintenance or repair Alarm The indicator ﬂashes red when the gas concentration is beyond the alarm level threshold Out of range alarm The indicator rapidly ﬂashes red when ...

Page 28: ... depending on the response of the sensor to them The higher the star rating the more responsive the sensor is to the gas The table below shows the Star Ratings for a range of gases Gas Equivalent Star Rating Acetone 2 Ammonia 6 Benzene 2 Butanone 2 Butane 3 Butyl acetate 1 Cyclohexane 1 Cyclohexanone 1 Diethyl ether 2 Ethane 4 Ethanol 3 Ethyl acetate 2 Ethylene 4 Heptane 2 Hexane 2 Hydrogen 6 Meth...

Page 29: ... it is saved automatically before proceeding to the next stage l To escape and discard all changes This escape function can be used at any time during the procedures detailed in the following sections Press and hold the DOWN button for 5 seconds 4 2 Maintenance Status Indicator There is another indicator on the rear of the detector module for easier maintenance When performing maintenance such as ...

Page 30: ...alibration Expose VESDA Sensepoint XCL to ambient air if there is doubt of the quality of the ambient air use a cylinder with clean air b Span calibration Expose VESDA Sensepoint XCL to the calibration gas Where greatest accuracy is required the gas concentration should be around the alarm set point or 50 of the detector range If at the end of the purge cycle detector reading does not return to ze...

Page 31: ...nd the alarm set point or 50 of the range of the detector c Apply the span gas to the detector and wait for a few minutes until the reading is stable d Using the UP and DOWN buttons adjust the output voltage until it reaches the target value Use the formula below to calculate what the correct voltage should be Vout Gas concentration detector range For example if you are applying 45 LEL gas with a ...

Page 32: ...der 4 Apply bump test gas and check gas reading and transmission signals Gas readings must be within the accuracy of the listed gas sensor see A 1 Detector Parameters 5 Following bump test replace the red Calibration Port plug 6 Power ON smoke detector or switch to normal mode CAUTION For CO versions operating in UL 2075 alarm mode apply 100 ppm of carbon monoxide for 3 minutes Note Perform a bump...

Page 33: ...able smoke detector to prevent the transmission of potential flow fault alarm 2 Disconnect both sampling pipes and remove the Flow Cap from the detector 3 Remove the sensor cover loosen the screw on the top of the sensor cover 4 Replace the sensor cover and secure with the screw taking care not to over tighten it 5 Secure the sampling pipe and the Flow Cap to the detector 6 Enable the smoke detect...

Page 34: ...nt App choose Change Sensor from Maintenance menu 5 Pull out the gas sensor 6 Insert a new sensor ensuring that the sensor pins are correctly aligned CAUTION Do not force the sensor into the socket otherwise it may be damaged 7 Reinsert sensor cover and flow cap and connect to the sampling pipe 8 Enable the smoke detector 9 Perform calibration section 4 3 Calibration To replace gas sensor using th...

Page 35: ... be held in its inhibit state To switch to normal monitoring mode press and hold the DOWN button for 5 seconds 4 7 Resetting Alarms and Faults When there is latched gas alarm or faults reset them by pressing the UP or DOWN button shortly This will reset latched alarms and faults and initiate a self diagnostics to make sure there is no warning or fault in the detector www acornfiresecurity com www ...

Page 36: ...art describes the troubleshooting process of VESDA Sensepoint XCL detector during Calibration and Bump testing Bump Test Replace Gas Sensor Calibrate Replace Sensor Cover Calibrate Calibrate Replace Detector Fail Fail Fail Detector OK Pass Pass Pass Pass Fail www acornfiresecurity com www acornfiresecurity com ...

Page 37: ...ete the installation of the detectors 5 On the app s home screen tap DETECTORS to scan for available detectors 6 Select a detector from the detector list to pair with 7 Look for the detector whose Status Indicator is ﬂashing blue 8 Tap Conﬁrm Detector to pair with that detector Otherwise tap Return to list to select one of the others 9 To connect to detectors that are not added to your user accoun...

Page 38: ... NH3 50 to 200ppm 100ppm 50ppm 200 1ppm 4ppm 20 Oxygen v v XCL LB O2 25 0 v v Fixed 25 0 v v 20 9 v v 30 0 1 v v 0 5 v v Gas Operating Temperature Default Alarm Points Types LAL1 LDL2 Min Max A1 Default A1 Type A1 Options A2 Default A2 Type A2 Options Carbon Monoxide ppm 20 C 50 C 30ppm Rising Rising Disabled 100ppm Rising Rising Disabled 15ppm 10ppm Flammable CAT LEL 20 LEL 50 LEL 10 LEL 6 LEL Hy...

Page 39: ...n operating in lower temperature conditions l The accuracy for all sensors except oxygen and flammable CAT is 30 The accuracy of oxygen is 0 9 v v The accuracy of the flammable CAT version is 5 LEL All figures are valid over the temperature range 20 C to 50 C l The flammable CAT and oxygen O2 versions may experience zero level drift in high humidity environments Recalibrate the unit in the environ...

Page 40: ...e fault occurs again replace sensor Fault 3 Cell is producing a negative reading Calibrate the unit Fault 4 EEPROM is corrupted Reconfigure the unit by using Sensepoint App If same fault occurs again contact manufacturer Fault 5 MCU operating voltage failure Power cycle the unit If same fault occurs again contact manufacturer Fault 6 RAM read write fault Power cycle the unit If same fault occurs a...

Page 41: ...CO2PP RM VESDA XCL LB CO2 5000PPM MODBUS REL XCL LB CO2VV RA VESDA XCL LB CO2 5 V V 4 20mA REL XCL LB CO2VV RM VESDA XCL LB CO2 5 V V MODBUS REL 2 Accessories Part Number Description XCL LB CAP VESDA XCL LB SP FLOW CAP XCL LB ELB VESDA XCL LB SP 60DEG ELB PK 4 XCL M20 CG VESDA XCL SP CBL GLNDS PK 10 3 Consumables Part Number Description XCL SC O2 VESDA XCL RPL SENS O2 25 V V XCL SC NH3 VESDA XCL R...

Page 42: ...all 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 In no event shall Xtralis be liable for any equipment malfunction or damages whatsoever including without limitation incidental direct indirect special and consequential damages damages for loss of business proﬁts business interruption loss of busin...

Page 43: ... interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense CAUTION Changes or modiﬁcations not expressly approved by the manufacturer responsible for compliance could void the user s authority to operate the equipment This device complies with ...

Page 44: ...nstrument R u8 1 30002 EEP Version of Instrument R u8 1 30004 to 3009 Location String R string 12 6 Not used in VESDA Sensepoint XCL 30010 Modbus Slave ID R u8 1 30011 Monitor Status R u16 1 l 1 Normal l 2 Warm up after power on l 3 Inhibit l 12 Calibration 30012 Inhibit Current mA R u8 1 Not used in VESDA Sensepoint XCL 30013 Reserved R u16 1 30014 Active Alarm R u32 2 l Bit 0 Alarm 1 is active l...

Page 45: ...ing inhibit mode 40105 Fault and Warning R u8 1 This is the integer representation of the fault status If any fault exists this will take a value in the range 1200 to 1999 Otherwise if any warning exists this will take a value in the range 1 to 999 Normally this has the value zero l Fault 1200 Number l Warning Number as is 40106 Alarm Fault and Warning State R u8 1 This register contains 4 meaning...

Page 46: ...32 2 This indicates the time remaining before the ECC sensor must be calibrated or replaced Calibration interval DaysPassedSinceLastSuccessfulCal 40111 Measuring Unit R u8 1 Measurement Units l 0x00 blank no measurement unit l 0x01 l 0x02 mA l 0x03 mg m3 l 0x04 g m3 l 0x05 l 0x06 ppm l 0x07 kppm l 0x08 LEL m l 0x09 A l 0x0A dB l 0x0B dBA l 0x0C ppm 40112 to 40113 Peak Reading R f32 2 Peak Reading ...

Page 47: ...ected 40142 to 40145 Reserved 40146 to 40152 Gas Name String R string 14 7 40153 Temperature C R s16 1 Transmitter temperature duplicate 40154 Temperature F R s16 1 40155 Calibration Due R s16 1 Calibration interval DaysPassedSinceLastSuccessfulCal 40156 Relay Status R u8 1 l High nibble Relay 2 status l Low nibble Relay 1 status l 1 Energized 0 De energized 40157 Supply Voltage R f32 2 The voltag...

Page 48: ...lay Time R u16 1 40165 to 40166 User conﬁgured full scale range R f 32 2 Display Range Full Scale 40167 to 40168 Alarm Threshold 1 R f 32 2 40169 to 40170 Alarm Threshold 2 R f 32 2 40171 to 40172 Target Calibration Gas Concentration R f 32 2 40173 Gas Type R u16 1 l 0x00 Flammable l 0x01 Toxic l 0x02 O2 l 0x03 VOC 40174 to 40175 Voltage Output R f 32 2 40176 to 40183 Device Serial Number R string...

Page 49: ...e Bore Installation Manual VESDA by Xtralis Modbus Register Address Information R W Type Size Description Notes 40202 to 40207 Reserved 40208 to 40213 Raw A D Counts R u16 6 6 www acornfiresecurity com www acornfiresecurity com ...

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