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VESDA ECO Detector by Xtralis

Product Guide

17898_05

Service and Maintenance

1. Sensor Cartridge Body
2. Filter Cartridge

Figure 47 Cartridge Cross section

Содержание VESDA ECO

Страница 1: ...Product Guide May 2010 Document Number 17898_05 Part Number LF41308 ...

Страница 2: ......

Страница 3: ...ree not to copy communicate to the public adapt distribute transfer sell modify or publish any contents of this document without the express prior written consent of Xtralis General Warning This product must only be installed configured and used strictly in accordance with the General Terms and Conditions User Manual and product documents available from Xtralis All proper health and safety precaut...

Страница 4: ...t you have not relied on any oral or written information representation or advice given by or on behalf of Xtralis or its representatives Total Liability To the fullest extent permitted by law that any limitation or exclusion cannot apply the total liability of Xtralis in relation to the products is limited to i in the case of services the cost of having the services supplied again or ii in the ca...

Страница 5: ...nt 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 The Americas 1 781 740 2223 Asia 852 2916 8894 Australia and New Zealand 61 3 9936 7000 Continental Europe 32 56 24 19 51 UK and the Middle East 44 1442 242 330 www xtralis com Product Guide iii Used for names of menus menu options toolbar bu...

Страница 6: ...ate or relocate the receiving antenna increase the separation between the equipment and receiver connect the equipment to a power outlet which is on a different power circuit to the receiver or consult the dealer or an experienced radio television technician for help Canada This Class B digital apparatus complies with Canadian ICES 003 Cet appareil numérique de la classe B est conforme à la norme ...

Страница 7: ...tions for explosive atmospheres LEL An indication of a gas concentration expressed as a percentage of the LEL LFL Lower Flammable Limit see LEL LFL An indication of the gas concentration as a percentage of the LFL LTEL Long Term Exposure Limit the limit of exposure for a person to a gas over a period typically between 8 and 24 hours calculated as a TWA value Modbus A serial communications protocol...

Страница 8: ... level TWA Time Weighted Average UL Underwriters Laboratory approval and certification of products in North America USB Universal Serial Bus a serial interface standard for connecting PCs to peripheral devices v v An expression of the gas concentration as a percentage of the overall volume also referred to as Vol or Volume WEEE Waste Electronic and Electrical Equipment EU Commission directive 2002...

Страница 9: ...tion 14 RS485 Interface Connection 15 Relay Connections 18 4 20mA Current Sources 21 Digital Input Connection 23 Principles of Operation 24 Before You Begin 24 Status Indicator Operation 25 Serial Communication Interfaces 25 Modbus Interface 26 USB Configuration 26 Relay Contacts 27 Event Logging 28 Event Log Retrieval 28 Removal of Memory Card 28 Current Outputs 29 Fault Conditions 29 Gas Calibra...

Страница 10: ...Overview Zone 53 Detector Status Zone 54 Alarm Status Tab 54 Detail Status Tab 55 Active Event List Zone 56 Trend Graphs Zone 57 Event Logging 59 Event Logging 59 Troubleshooting 60 Service and Maintenance 76 Service Intervals Inspection 76 Replaceable Parts 77 Detector Removal 77 Sensor cartridge removal 78 Filter cartridge removal and replacement 78 Specifications 80 Appendix A Gas Types Ranges ...

Страница 11: ...ed and PC software complimenting the VESDA ECO provides a wide range of user defined parameters and reporting capabilities The detector easily interfaces with remote audible visual indicators or a 3 controller such as a fire alarm panel or building management system Packing Contents As shipped the product packaging contains the following items which for installation and commissioning of the produc...

Страница 12: ...rs only The VESDA ECO gas detector has been designed and approved for use with compatible Xtralis manufactured aspirating systems only The VESDA ECO product warranty will be invalidated if attached to any 3 rd party aspirating The use of 3 rd party gas detection as part of an Xtralis aspirating network will invalidate the Xtralis product approvals and warranty VESDA ECO Detector by Xtralis 17898_0...

Страница 13: ...ite evacuation or safety procedures For further information on specific Aspirated Smoke Detectors please see the specific Xtralis ASD product manual To maximise flammable gas sensor life silicone free smoke test gas canisters should be used for testing ASD installations which inc one or more ECO detectors Smoke test canisters used for testing ASD installations contain hydrocarbons ECO alarm and si...

Страница 14: ...used to activate external remote indicators and beacons Two 4 20mA current source outputs are available as supplied these are configured to each of the gas sensors and scaled to match the measurement range An RS485 Modbus RTU interface is provided by which a number of detectors can be interfaced to the Xtralis VSM4 monitoring package or other system Event logs are stored via the removable microSD ...

Страница 15: ... higher risk area reducing both the transport time and possibly the dilution of the sample Inlet Mounted mounting a detector on one of the inlets of the aspirator permits selective monitoring of that branch of the pipe network Exhaust Mounted mounting a detector on the exhaust permits the entire pipe network to be monitored by a single detector Product Guide 5 Any installation of an ECO gas detect...

Страница 16: ...thin the scope of the overall site installation refer to the Electrical installation section on page 11 Access The installer must ensure that there is sufficient access to the ECO detector i e that the indicators can be seen the cover can be removed for service and maintenance activities and that there is sufficient access to the gas test port if it is to be used Mounting Finding a suitably long s...

Страница 17: ...ECO is designed to accept standard pipes of OD 25mm ID 21 mm or BPS in OD 1 05 in and as such provide an air tight seal Connection to pipe networks of other sizes should not be done without first confirming their compatibility with your ECO Product distributor Mechanical Dimensions Product Guide 7 Any installation of an ECO gas detector must comply with local electrical when being fitted as engine...

Страница 18: ...Product Guide VESDA ECO Detector by Xtralis 8 Installation 17898_05 Figure 3 ECO Mechanical Dimensions ...

Страница 19: ...tight seal between them DO NOT GLUE THE PIPES TO THE DETECTOR This is not necessary and is an obstacle to future maintenance If the gas test port is not to be permanently connected ensure that the blanking plug supplied with the unit is fitted firmly in place Alternatively if a permanent connection is to be made to the gas test port use 6mm OD pipe to connect to the integrated pipe interface is se...

Страница 20: ...O Detector by Xtralis 10 Installation 17898_05 Ensure that there is sufficient access to the Enclosure lid such that it can be removed and the sensor cartridge accessed refer to the Maintenance and Service section on page 76 ...

Страница 21: ...e of the enclosure from which the cover detached by simply sliding it away from the body of the product Be careful to ensure that the seal within the edge of the cover is retained and protected from damage whilst exposed Figure 4 Detector Internal Connector Identifications Product Guide 11 Any installation of an ECO gas detector must comply with local electrical safety regulations If any of the fo...

Страница 22: ...ly Closed Volt Free Contact SKT1 Pin 5 Relay 3 Normally Closed Volt Free Contact SKT1 Pin 6 Relay 3 Normally Closed Volt Free Contact SKT1 Pin 7 Relay 4 Normally Open Volt Free Contact SKT1 Pin 8 Relay 4 Normally Open Volt Free Contact Note Normally above refers to the state when the ECO is unpowered SKT2 Pin 1 RS485 Signal A Modbus D0 SKT2 Pin 2 RS485 Signal B Modbus D1 SKT2 Pin 3 Power Supply In...

Страница 23: ...nections of SKT2 must be made using a screened twisted pair cable The screen of this cable should be terminated at the Screen terminal pin 5 of connector SKT2 at one end and to the return 0V reference of the power supply system at the other See Figure 6 below Figure 6 Cable screen connection When selecting the twisted pairs to connect keep consecutive terminal connections paired together i e Pin 1...

Страница 24: ... 1 25 2 5 0 00430 16 1 309 2 618 0 00408 Table 1 Current Capacity Resistance of Stranded Copper Wires Wherever and whenever possible the user should refer to the manufacturers specification for the cable to be used in the installation Use these figures rather than those given above when makin calculations required to determine the suitability of the cable as detailed in the rest of this manual VES...

Страница 25: ...ms are experienced in long cable runs then the user should ensure that there is a good connection between the ECO 0V terminal and the 0V reference of the RS485 interface device Figure 7 Basic 2 wire Modbus Arrangement An RS485 bus can accommodate up to 32 Standard Loads on the same data bus A standard load is an RS485 bus interface device though some like the ECO are specified as 1 8 loads in whic...

Страница 26: ...e bus are compatible with that method of termination Basic DC termination in which a 120Ω termination resistor should be connected across the connections A B at the two end points of the Cable i e at the RS485 Master interface device and at the last device on the bus The ECO detector is provided with a 120Ω termination resistor fitted to the PCB assembly along with a jumper connection next to SKT2...

Страница 27: ...ited to the 1200m length restriction and must be terminated correctly Figure 8 Modbus Topology The number of devices on each section between repeaters is the same as for a standard bus i e 32 standard loads but the user must remember to account for the repeater at each end in that total number i e actual number of devices is 30 standard loads The total number of devices on the overall the bus conn...

Страница 28: ...ector by Xtralis 18 Installation 17898_05 Relay Connections The relay connections on SKT1 can be made using a standard multi core unscreened cable There are four relays provided numbered 1 to 4 along SKT1 as indicated in Figure 9 ...

Страница 29: ...Figure 9 Relay Terminal Connections The terminals of Relays 1 to 3 are physically connected to the Normally Closed contacts of the relays The Relay 4 terminals are connected to the Normally Open contacts of the relay Normally refers to the state when the ECO is unpowered ...

Страница 30: ... product Figure 10 Relay Connection to Fans and Beacons Xtralis assumes no liability for any damage or injury result of using the ECO product to control voltages above those f which it is rated VESDA ECO Detector by Xtralis 17898_05 s are rated to a maximum voltage of 30Vdc and a maximum ECO relays can be a voltage greater than that supplied to the ECO is required to be used on the contacts of the...

Страница 31: ...ltage and the resistance RC of the connecting cable refer to Figure 11 below Figure 11 Current Output Connections When calculating the appropriate load resistance a suitable amount of headroom needs to be allowed for in the maximum current sourced by the ECO Although it is described as a 4 20mA loop the maximum output current used to determine the load resistor should be 25mA The cable resistance ...

Страница 32: ...event excess heat dissipation within the ECO unit and to provide a sufficient voltage signal for the loop monitoring device Finally ensure that the power rating of the load resistor is sufficient it is good practice to De Rate this by half to maximize its life and minimize potential failure in the future The Power rating of the load resistor can be simply calculated as PL RL x 25mA x 25mA x De rat...

Страница 33: ... supply return terminal for 5 seconds will clear the alarms Figure 12 Digital Input Connection As this input is used to reset the Alarm annunciation within the detector it is suggested that for safety reasons the switch be protected by key access in some manner to prevent accidental de activation of alarms The digital inputs from up to 20 ECO detectors can be physically connected to the same switc...

Страница 34: ...a USB connection made to the integrated mini B USB connector which is located beneath the rubber grommet on the enclosure cover See Figure 13 Note While it is possible to communicate with the ECO unit via the USB port without the need for additional connections some of the internal systems within the ECO require the presence of the power supply input connection Without the principle power supply a...

Страница 35: ...below LED On Flashing Green Power Good Communications Active Yellow Major Fault Minor Red Sensor 1 High Alarm Sensor 1 Red Sensor 2 High Alarm Sensor 2 Figure 14 Status Indicators Serial Communication Interfaces Refer to section Product Guide 25 The VESDA ECO has four LEDs to indicate power fault and alarms These LEDs can be inactive flashing or on steady depending on its assigned function and the...

Страница 36: ...USB connection will only communicate with the one unit to which it is directly connected In this configuration the Modbus Address and protocol settings are ignored This allows Xtralis VSC to configure any ECO unit without prior knowledge of its Modbus address or its serial interface settings Before adding an ECO Detector to a system connected by the RS485 communications bus it needs to be assigned...

Страница 37: ...l visual or audible alarms the capacity of the contacts and the cabling requirements need to be considered Refer to previous section Relay Connections for details of the contacts switching capacity and for details of how to configure the relays The association of the Relays and the Alarm meanings are detailed in Table 2 Alarm Fault Relay default Operation Relay Default Function Contact Position Po...

Страница 38: ...internal data storage card can be removed and the data read using a PC Where the internal data card is removed the data can be displayed using Xtralis VSC Display of events requires Xtralis VSC See Section Event Logging All events are logged it is possible to selectively retrieve and display particular events Event Log Retrieval The default settings are indicated and altered using Xtralis VSC It i...

Страница 39: ...s reading of 0 the 20mA level is mapped to the maximum sensor measurement e g 25 v v when using an oxygen sensor Accordingly Current output B is mapped to indicate the level of the reading of the Sensor 2 gas reading Fault Conditions During Fault conditions the current outputs will be driven to a 3 5mA Fault level independent of the selected monitor type Gas Calibration Conditions During calibrati...

Страница 40: ...tive even after the reading falls below the configured alarm threshold and will do so until an Alarm Reset condition is generated see below By default the Alarms are configured as Non Latching Alarm Reset When an Alarm condition is latched it may be cleared in one of two ways Using the digital input connection refer to page 23 for details which when connected to the negative supply input for betwe...

Страница 41: ... potentially harmful levels of the test gas or build up of potentially explosive concentrations Review the chemical hazard and safety recommendations for each gas type before use Ensure particularly that ceiling spaces and voids are ventilated when using gases that are lighter than air Also ensure that low lying areas inspection pits cellars are sufficiently ventilated when using gases that are he...

Страница 42: ...e 54 Ensure that the measured value is within the expected range for the gas concentration applied and that any related indicators relays and current outputs react as expected When calibrating use Xtralis VSC or the 3 rd party control system to initiate the calibration process During the calibration process the relays are automatically de activated and the current outputs will be driven to 2mA Whe...

Страница 43: ...ng Xtralis VSC To install the Xtralis VSC application refer to Appendix B Software Installation on page 86 VSC Connection Configuration The first time Xtralis VSC is run the communications ports must be configured Select the Connection option from the Xtralis VSC menu bar and then click the Manager item This will display the Connection Manager dialog as shown in Figure 15 Connection Manager Figure...

Страница 44: ...Configuration 17898_05 Figure 16 Add Connection Select Connection Type Select the ECO option and then click the Next button The wizard now prompts the user to select the type of serial communications to use when communicating with ECO See Figure 17 ...

Страница 45: ...Configuration 35 Figure 17 Add Connection Dialog Click the on the button for the required option and click the Next button The Wizard will update and prompt the user to select the Serial Comms port to use when communicating with ECO as shown in Figure 18 ...

Страница 46: ...rial communications port you wish to use from the COM Port drop down list In order to determine the COM port number allocated to a USB connected ECO please refer to Appendix B Software Installation Click the Next button once more and the connection Wizard Save Connection page is displayed as shown in Figure 19 ...

Страница 47: ...o save the connection The Wizard dialog will close and the Connection Manager dialog is re displayed this time showing the added connection To make a connection the default highlight the required connection and then click the Set as Default button Recommended To make Xtralis VSC automatically use the default connection whenever the user opens a connection check the Automatically connect to default...

Страница 48: ...ESDA ECO Detector by Xtralis 38 Configuration 17898_05 The Connection Manager dialog box should now look similar to Figure 20 Figure 20 Connection Manager Click the Close button to return to Xtralis VSC s main window ...

Страница 49: ... to the Xtralis VSC online help Opening a connection To open a connection with ECO detectors click the Open Connection and View toolbar Icon as shown in Figure 21 Figure 21 Open Connection and View If the Open Connection dialog shown in Figure 22 is displayed and the connection shown is not the connection that is to be used click the Details button the dialog will grow to show more connections Hig...

Страница 50: ... VSC window comprises a number of distinct zones as shown in Figure 23 See Table 3 for their definitions Zone Name Purpose 1 Detector Overview Displays connected ECO detectors and their respective sensor modules 2 Detector Status Displays ECO Alarm status mimic and ECO Sensor detail 3 Trend graphs Displays trend graph of sensor readings 4 Active Event List Displays current and previously un cleare...

Страница 51: ...vent logs o Flow Normalisation Administrator This is the normal access level for important functions to be performed only by sufficiently trained and experienced service personnel on an operational level above that of the user such as o Modification of the Detector Configuration o Calibration Operations Distributor This is the advanced access level that allows full access to the configuration and ...

Страница 52: ...ion 17898_05 Figure 25 Selecting the Access Level To complete the login process select the required access level from the drop down list the list will contain all those levels which have access to the required function and enter the PIN in the field provided ...

Страница 53: ...is to be set up in the Detector overview zone of Xtralis VSC main window as shown in Figure 26 Xtralis VSC Sensor Display Figure 26 Xtralis VSC Sensor Display The ECO Detector dialog will be displayed This contains four tabs that allow the setup of the following General Air Flow Latching Relays Each of these items is discussed in the following sections ...

Страница 54: ... The Location field should be edited to clearly identify where in the system pipe network the ECO detector is placed and is limited to 32 characters The contents of this field will appear next to the ECO device in the Xtralis VSC overview field see below When using the Modbus interface the Modbus Address field can be used to change the ECO detector s address on the bus From the factory the default...

Страница 55: ... The Air Flow tab shown in Figure 28 is used to specify the thresholds for the Air Flow fault conditions Figure 28 ECO Detector Air Flow Tab When the configured thresholds are exceeded Flow faults will be raised From the factory the default settings for the Airflow faults are as indicated in the figure above To perform Flow Normalization please refer to page 48 Flow Normalization ...

Страница 56: ...ector Latching Tab Up to two groups of check boxes one for each gas sensor fitted to the ECO detector plus a single Fault Alarm Latch check box will be displayed When a Latch checkbox is checked and an alarm fault condition is met the alarm fault is latched The Fault Latch checkbox is used to latch all fault conditions A latched alarm fault will remain active until the alarm condition is reset Not...

Страница 57: ...ditions to one or more relays Figure 30 ECO Detector Relays Tab Checking a check box associates the alarm fault condition to the checked relay For example In Figure 30 Whenever a Major Fault occurs relays three and four will be activated Whenever H2 LFL Low Alarm occurs all four relays will be activated Note The number of checkboxes and their labels will vary with the number of sensors fitted and ...

Страница 58: ...lization is performed by right clicking the detector to be calibrated A context sensitive menu will pop up See Figure 31 Figure 31 Flow Normalization Click the Device menu option and then click the Normalize Air Flow menu option The Air Flow Normalizing entry on the Detail status tab will now show On as shown in Figure 32below Figure 32 Normalizing Status On completion of normalization this will r...

Страница 59: ...D card To set the time of the ECO RTC right click on the detector and select Set system date and time from the context sensitive menu which appears Refer to Figure 33 Figure 33 Set system date and time menu When the Set system date and time menu option is selected VSC will prompt the the user to enter the time and date using the PC time as a default If this is not correct adjust the time and selec...

Страница 60: ... Sensor Configuration The sensor configuration dialog will be displayed It will look similar to that shown below in Figure 35 Sensor Dialog Figure 35 Sensor Dialog The sensor dialog allows the configuration of Low and High Alarm Thresholds TWA Alarm Thresholds Time Weighted Average Alarm Hysteresis Significant Change Threshold and confirms modifies Alarm latch behavior Note The appearance of the S...

Страница 61: ...s to the ECO Zero and Span calibration for each sensor is performed by right clicking on the sensor to be calibrated in the detector overview window A menu will pop up as shown in Figure 36 Zero and Span Calibration menu options Figure 36 Zero and Span Calibration menu options Click the Device menu option and then either the Zero Calibration or Span Calibration menu option as required The appropri...

Страница 62: ...ation of the relative gas sensor These should only be changed if the installation requires it and by a suitably trained operator Introduce the correct calibration gas for the sensor being calibrated to the ECO calibration port at a rate of 2 Litres Minute and then click the Run Calibration button Calibration will start The Calibration in Progress entry on the Detail status tab will now show On as ...

Страница 63: ...ow provides a snapshot of the ECO detectors in the system It takes the form of a tree view The tree branches or nodes can be expanded to view the sensors fitted to the detectors by clicking on the next to each ECO detector To hide the sensor view collapse the node by clicking the Clicking on the tree at either the Detector or Sensor levels will cause the Detail and Trend zones of Xtralis VSC s mai...

Страница 64: ...ure 40 Figure 40 Alarm Status A mimic of the detector LEDs is displayed and indicates the operational status of the detector This mimic follows the layout of the detector local status indicators To reset all Alarms and Faults for the selected detector click the Reset button The reset function will reset the current alarm states If the alarm condition is still present the alarms will not be cleared...

Страница 65: ...erview zone of Xtralis VSC s main window only the current sensor reading for that sensor will be displayed The Reset and Disable buttons will also disappear Detail Status Tab The Detail Status tab displays all relevant detector status information to permit accurate fault diagnosis Detector Sensor Figure 41 Detail Status ...

Страница 66: ...le conditions See Figure 42 The event list will automatically update as new alarms faults occur Figure 42 Sample Active Event List Notes For detailed information regarding event list Trouble Ids please refer to the trouble shooting guide in Troubleshooting i For more information regarding the use of the Active Event List and menu please refer Xtralis VSC s online help ...

Страница 67: ...end graph is selected to allow users to analyze the display in more detail Users can zoom both time and sensor value axes For more detailed information regarding the use of the trend graphs and the associated toolbar please refer to Xtralis VSC s online help Figure 44 Trend graph toolbar The trend graph can also be zoomed by using the mouse Click and hold the left mouse button down at the start of...

Страница 68: ...tector by Xtralis 58 Configuration 17898_05 Figure 45 Graph zoom using mouse When a specific sensor is highlighted in the Detector Overview zone of Xtralis VSC s main window only the trend graph for that sensor will be displayed ...

Страница 69: ...vents Using Xtralis VSC these historic events can be retrieved and analyzed An event is the notable occurrence at a particular point in time On occurrence of an event its time and value are logged locally Figure 46 Event Log Notes i ECO supports micro SD cards up to 4GB ii When inserting or removing the micro SD card the ECO detector must be powered down iii A microSD card adaptor may need to be u...

Страница 70: ...esent Review using Xtralis VSC See below No Communications via RS485 Modbus a Check correct connection polarity ensure that D0 A and D1 B are connected correctly at each end b Ensure that there is a 0V connection present between the ECO and the RS485 driver contrary to some popular belief a 0V reference between the two is required c Ensure that correct termination resistors are fitted in the corre...

Страница 71: ...nections of the output are as specified in the Electrical installation section on page 21 If the unit is being powered via the USB connector i e without the main power connected the Current Outputs will not operate as they require the main power input to function The Relays do not respond to alarms or faults Check that the relay configuration settings are correct using Xtralis VSC If any warnings ...

Страница 72: ...the unit in either condition and to use Xtralis VSC to determine the nature of the fault and the corrective action required Below is a list of the fault and warning conditions that may occur and will be indicated by Xtralis VSC with the description of each and the corrective action VSC Fault Number Root cause In Field Serviceable Y N Fault Solution Visible within VSC via F1 2030 There has been a p...

Страница 73: ...and outlets for obstructions Check ECO sensor filter assembly for damage or contamination Check ASD and sample air pipe work installation and re commission If error persists and ASD is in good operation replace main sensor cartridge and reconfigure re commission 2035 The air temperature is greater than the specification permits Y The detector has been exposed to temperatures above it s specified o...

Страница 74: ...is within specification Click clear to reset If unable to clear error replace complete detector and re commission 2039 The device is drawing excessive current An internal Hardware fault is indicated N The current draw of the detector has increased above an acceptable limit Click clear to reset If unable to clear error replace complete detector and re commission 2040 The device is drawing insuffici...

Страница 75: ...e monitored Air Flow is less than the Minor Threshold Low Limit Y Sample air flow decreased below acceptable limits Select Reset to clear If unable to clear the fault check the ECO detector inlet and outlets ASD and sample pipe work installation If the error persists and the ASD is in good operation check the sensor cartridge for blockages and clogged filters Finally if the flow reading does not r...

Страница 76: ...ilure try to reboot re commission detector If unable to reboot replace main PCB 2003 System configuration read failed An internal Memory error has occurred in the IO Board N The detector suffered an internal software failure try to reboot re commission detector If unable to reboot replace main PCB 2004 An internal Software fault has occurred in the IO Board N The detector suffered an internal soft...

Страница 77: ...cartridge and re commission 2008 Sensor module configuration read failed An internal Memory error has occurred in the Cartridge N The Sensor cartridge suffered an internal software failure try to reboot If unable to clear replace sensor cartridge and re commission 2009 Sensor Cartridge software fault N The Sensor cartridge suffered an internal software failure try to reboot If unable to clear repl...

Страница 78: ... in good operation check the sensor cartridge for blockages and clogged filters Finally if the flow reading does not return to normal after all of the above checks attempt to re Normalise the airflow If this does not cure the problem replace the sensor cartridge 2013 The monitored Air Flow is less than the Major Threshold Low Limit Y Sample air flow decreased below acceptable limits Select Reset t...

Страница 79: ... relay 4 failed Replace main PCB and re commission 2019 Analogue Output 1 fails to operate as expected N Analogue output 1 has failed Check continuity of wiring to the analogue output Check load resistance is within specification supply voltage dependant If unable to clear error replace sensor cartridge and or main PCB and re commission 2020 Analogue Output 2 fails to operate as expected N Analogu...

Страница 80: ...in specified limits replace the sensor cartridge and re commission 2022 Temperature sensor failure N Sensor cartridge temperature sensor failed Replace sensor cartridge and re commission 2023 Humidity sensor fault Failure in the Humidity Interface N Sensor cartridge humidity sensor failed Replace sensor cartridge and re commission 2140 Gas over range Sensor more than 10 of range above the defined ...

Страница 81: ...able tolerance limits Y Sensor cartridge failed to calibrate span Check calibration gas connections and settings then recalibrate If error persists replace sensor cartridge and re commission 2144 Calibration due Within 2 weeks of next due calibration date Y The sensor cartridge is within 2 weeks of needing recalibration Recalibrate sensor cartridge 2145 Calibration out of date Calibration Due Date...

Страница 82: ...ersists replace the sensor cartridge and re commission 2151 Span calibration under range Signal too noisy or more than 10 of range beyond applied gas level Y Sensor cartridge span calibration under range Check calibration gas connections and settings then recalibrate If error persists replace sensor cartridge and re commission 2152 Zero calibration too noisy Signal too noisy or more than 10 of ran...

Страница 83: ...e N The sensor cartridge has been exposed to temperatures above its specified operating temperature Check sample air temperature Click clear to reset If unable to reset and sample air temperature is within specified limits replace sensor cartridge and re commission If unable to clear error replace complete detector and re commission 2101 Sensor Module Fault Sensor temperature under range N The sen...

Страница 84: ...n 2104 Sensor Module Fault Sensor configuration error N The Sensor assembly suffered an internal software failure try to reboot If unable to clear replace sensor cartridge and re commission 2107 Sensor Module Fault Sensor software fault N The Sensor assembly suffered an internal software failure try to reboot If unable to clear replace sensor cartridge and re commission 2109 Sensor Module Fault N ...

Страница 85: ...r cartridge and re commission 2119 Sensor life elapsed The sensor needs to be replaced as its operating life has expired N The sensor cartridge has reached the end of its serviceable life Replace sensor cartridge and re commission 2120 Sensor Module Fault N The Sensor cartridge suffered an internal communications failure Replace sensor cartridge and re commission 2121 Sensor Module Fault N The Sen...

Страница 86: ... if necessary If excessive drift of the Zero reading has occurred consideration should be given to reducing the service and inspection period Apply a known span gas level for each sensor to the Gas test port and check for drift and inaccuracies Recalibrate the Span level if necessary If excessive drift of the Span reading has occurred consideration should be given to reducing the service and inspe...

Страница 87: ...abel Detector Removal To remove the entire ECO Detector from the installed pipe work follow these instructions 1 Disable the VESDA detector which is the source of the ECO air flow 2 Invoke the Stand by Mode on the VESDA detector to shut down the aspirator 3 Isolate the power connection to the ECO Detector 4 Depress the Cover latch on the side of the main body then lift the cover and slide away fro...

Страница 88: ...tridge assembly away from the bottom of the cartridge Be careful not to damage the exposed flow circuit sensors 2 Inspect Service or replace the filter cartridge as required 3 To replace the filter cartridge within the Sensor cartridge sub ensure that the filter cartridge is correctly orientated as indicated in 47 below 4 With the filter correctly orientated and re positioned carefully over the fl...

Страница 89: ...VESDA ECO Detector by Xtralis Product Guide 17898_05 Service and Maintenance 79 1 Sensor Cartridge Body 2 Filter Cartridge Figure 47 Cartridge Cross section ...

Страница 90: ...onoxide CO 0 500 ppm 42 Ammonia NH3 0 100 ppm 43 Hydrogen Sulfide H2S 0 100 ppm 44 Sulfur Dioxide SO2 0 10 ppm 45 Nitrogen Dioxide NO2 0 10 ppm Note Not all of the combinations of gas detectors listed above are compatible Refer to your Xtralis sales office for details of the allowable combinations of the detectors listed Accuracy 5 Mechanical Case Material PC Polycarbonate ABS Colour Black Weight ...

Страница 91: ...ST rated 30 Vdc 1 A Digital I O pin Open collector 24 Vdc 50mA Current Source Outputs 4 20 mA 1 per gas sensor Serial communication RS 485 Modbus RTU Configuration interface Xtralis VSC via local USB 2 0 connection Data storage microSD card Max 4GB Environmental refer to sensor specific limitations on page 82 Ambient Temperature 20 to 55ºC 4 to 131ºF Sampled Air 20 to 55ºC 4 to 131ºF Humidity 10 9...

Страница 92: ...1 ppm 2 ppm 20 C 50 C 15 RH 90 RH 5 ppm Ammonia NH 3 0 100 ppm 25 ppm 35 ppm 20 C 40 C 15 RH 90 RH 50 ppm Oxygen O 2 0 25 v v 20 v v 19 5 v v 30 C 55 C 5 RH 95 RH 20 9 v v Sulphur Dioxide SO 2 0 10 ppm 1 ppm 2 ppm 30 C 50 C 15 RH 90 RH 5 ppm Hydrogen Sulphide H 2 S 0 100 ppm 5 ppm 10 ppm 30 C 50 C 15 RH 90 RH 20 ppm Hydrogen H 2 0 2000 ppm 500 ppm 1000 ppm 20 C 50 C 15 RH 90 RH 1000 ppm Hydrogen H...

Страница 93: ...GHz 32 bit x86 or 64 bit x64 RAM Preferred 1GB Minimum 512MB Disk Space 200 MB Free Display Single monitor Graphics Card with 128MB Installation Procedure Xtralis VSC is only available as an internet download Please read the information on the web page below http xtralis com product_view cfm product_id 8 To download Xtralis VSC you will need to login to the Xtralis Partner Extranet Click on link t...

Страница 94: ...nected to the detector ports Ensure the pipe is NOT glued to the detector Have the power wires been connected to the correct terminals on the detector Has the termination resistor been selected if the RS485 bus Have the alarm signaling wires been terminated to the correct terminals of the detector Has the ECO cover been replaced correctly Is the air sampling pipe work installed and checked as per ...

Страница 95: ...VESDA ECO Detector by Xtralis Product Guide 17898_05 Appendix C Installation Check List 85 ...

Страница 96: ...ice Except as otherwise provided all warranties express or implied including without limitation any implied warranties of merchantability and fitness for a particular purpose are expressly excluded This document includes registered and unregistered trademarks All trademarks displayed are the trademarks of their respective owners Your use of this document does not constitute or create a licence or ...

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