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Emerson SC310 Catalytic Bead Combustible Gas

1. MONITORING INC MILLENNIUM IT Combustible Gas Sensor Catalytic Bead Sensor User Manual E ig Model SC310X 100 ASSY ISO 9001 2000 Part Number MAN 0084 Rev 4 August 27 2010 IMPORTANT INFORMATION This manual is for informational purposes only Although every effort has been made to ensure the correctness of the information technical inaccuracies may occur and periodic changes may be made without notice Net Safety Monitoring Inc assumes no responsibility for any error contained within this manual If the products or procedures are used for purposes other than as described in the manual without receiving prior confirmation of validity or suitability Net Safety Monitoring Inc does not guarantee the results and assumes no obligation or liability No part of this manual may be copied disseminated or distributed without the express consent of Net Safety Monitoring Inc Net Safety Monitoring Inc products are carefully designed and manufactured from high quality components and can be expected to provide many years of trouble free service Each product is thoroughly tested inspected and calibrated prior to shipment Failures can occur which are beyond the control of the manufacturer Failures can be minimized by adhering to the operating and maintenance instructions herein Where the absolute greatest of reliability is required redundancy should be designed into the system WARRANTY Net Safety Monitoring Inc warrants t
2. Select No correction option with Menu button 3 or Reed switch 3 5 Use the navigation keys along with Menu button 3 or Reed switch 3until the main menu is completely exited Note Use the specific gas to be detected with the same calibration value as that selected in the transmitter s menu under Cal gas value for calibrating the sensor Configuration for Methane as the calibration gas If only methane is available as calibration gas then select Custom in the controller s main menu under select gas type Enter the specific K Factor from Table 5 or Table 6 above Follow the steps below in entering K Factor 1 Enter the Main menu first by pressing any key to get the enter main menu prompt then press menu button 1 Reed switch 1 to select yes 2 Select the up arrow key menu button 1 or Reed switch 1 or down arrow key menu button 2 or Reed switch 2 until Select Gas Type option is displayed 3 Select Menu button 3 or Reed switch 3 then use and Menu button 2 or Reed switch 2 to navigate to Custom Select Custom with Menu button 3 or Reed switch 3 4 To configure the K Factor option sub menu select Menu button 3 or Reed switch 3 again 16 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc 5 Enter K Factor will be displayed with an existing K Factor value Use menu button 1 or Reed switch 1 to increase the displayed digits a
3. 9 226 Figure 2 Dimensional drawing for sensor with Millennium II series transmitters Millennium Il Transmitter with sensor Millennium II Basic Transmitter with sensor A E F I Cc Y D 3 98mm oen a L_ gc DG a DH L OH 6 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc SECTION 1 Plan 1 1 Locate Sensor Prior to the installation process a plan should be developed for placement of the sensor Although there are no absolute rules determining the quantity of detectors or location of a sensor the following points should be considered when planning the installation e Carefully locate the sensor in an area where gases may potentially accumulate Remember light gases tend to rise and heavy gases tend to accumulate in low areas e Use redundant systems to enhance protection and reliability e Consider the air movement patterns within the facility e Consider the construction of the facility such as trenches where heavy gases or peaks where light gases may accumulate e Seek advice from experts knowledgeable about the primary gas to be detected e Use common sense and refer to the regulatory publications that discuss guidelines for your industry 1 2 Sensor Non Separated direct mounting The sensor is attached directly to a transmitter and placed in the appropriate location for detecting the gas in question target gas 1 3 Sensor Separated remote mounti
4. are both versatile and reliable for fast accurate and continuous monitoring of gases in extreme environments THE PRODUCT The sensor assembly consists of a factory sealed explosion proof enclosure housing rated for hazardous locations and a replaceable combustible sensor module This sensor should only be used with the Millennium II series transmitters Millennium II Basic Transmitter and the Millennium II Transmitter If the sensor is connected to any other model transmitter it will not function and may result in the sensor being damaged THE MANUAL This manual has been designed to ensure the sensor is set up operated and maintained properly It outlines specific details of the Catalytic Bead sensor and addresses calibration procedures using the Millennium H Basic Transmitter and the Millennium II Transmitter If you encounter any problems see the troubleshooting section of this manual or contact your local representative Figure 1 Sensor Dimensional Drawing Measurements are in inches and millimeters mm External Grounding Point 1 25 31 75mm 4 375 111mm 4 7 119mm MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc Transmitter and Sensor Enclosure Dimensions The tables below give the enclosure housing dimensions of the Millennium II Transmitter with sensor and Millennium II Basic Transmitter with sensor Both transmitter and sensor enclosures are offered i
5. channel Millennium II Transmitter model Zero Calibration Option This option is useful if the sensor s zero point has drifted as a result of a change in the ambient conditions The Zero calibration option is selected if the sensor is only being zeroed this not a complete calibration It does not require the application of span gas as only the sensor s zero point is adjusted Ensure that no contaminants are present if the surrounding air is to be used for Zeroing If Zero calibration is needed at step 7 above select Zero using menu button 3 or Reed Switch 3 and use clean ambient air or air from canister to calibrate See Figure 5 Calibration Flow chart for Millennium II Transmitter on next page for additional reference The chart shows calibration steps for channel 1 Calibration steps for channel 2 are similar 18 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc Figure 5 Calibration Flow chart for Millennium II Transmitter Calibration Procedure Activate any menu button Enter Main Menu Activate menu button 1 y Calibrate Sensor Activate menu button 3 to select Activate menu button 3 to select y Calibrate Sensor 1 Activate menu button 1 Apply air from canister or use clean ambient Purge system with clean air from canister then remove air canister Calibration complete Remove Calibration Gas Span Failed Perform manu
6. or seemingly normal for an indefinite period of time followed by a sudden failure To eliminate potential ESD damage review the following guidelines e Handle boards by metal shields taking care not to touch electronic components e Wear grounded wrist or foot straps ESD shoes or heel grounders to dissipate unwanted static energy e Prior to handling boards dispel any charge in your body or equipment e Ensure all components are transported and stored in static safe packaging e When returning boards carefully package in the original carton and static protective wrapping e Ensure ALL personnel are educated and trained in ESD Control Procedures In general exercise accepted and proven precautions normally observed when handling electrostatic sensitive devices A warning label is placed on the packaging identifying product using electrostatic sensitive semiconductor devices 23 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc Appendix B Resistance Table Resistance shown is one way This figure should be doubled when determining closed loop resistance MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc 24 Appendix C Millennium II Catalytic Bead Sensor Specifications SENSOR Performance Power Consumption Voltage Range RFI EMC Immunity Response Time Zero Drift Repeat
7. 2 7 Ethylene 2 7 Volume 1 5 Propylene 2 4 Volume 1 5 Methanol 6 7 Volume 1 2 Ethanol 3 3 Volume 1 7 12 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc Table 6 K Factors for IEC European LEL values Calibrate with 2 2 by volume Methane Gas LEL Correction Factor Propane 1 7 Volume 2 0 n Butane 1 4 Volume 1 9 Isobutylene 1 8 Volume 1 7 Hydrogen 4 0 Volume 1 2 Ethane 2 5 Volume 1 5 Pentane 1 4 Volume 1 9 Hexane 1 0 Volume 2 5 Heptane 1 1 Volume 2 4 Ethylene 2 3 Volume 1 6 Propylene 2 0 Volume 1 6 Methanol 5 5 Volume 1 3 Ethanol 3 1 Volume 1 6 Note For other gases and Correction Factors please contact the manufacturer factory If the sensor s configuration setting is setup correctly as desired refer to Millennium II Basic Transmitter calibration procedure below and or Figure 4 before attempting calibration Millennium II Basic Transmitter Normal Calibration Procedure Calibrations may be performed either by using the magnet non intrusive or by using the push button intrusive 1 Confirm successful power up of Transmitter green blip blink of status LED every second no fault indicated Bypass any output alarms recommended 3 For analog model connect a standard current meter to the transmitter s Test Jacks not required but gives visual confirmation 4 Press and hold the push butto
8. ability Environmental Temperature RH Metallurgy Nema IP Rating Weight Separation Separation Approvals Approvals Catalytic Bead 10 5 32 VDC lt 1 5WATT 10 5 32 VDC RFI 150 to 170 MHz and 450 to 470 MHz SW FM radio at 1 meter away EMC IEC 61000 1 4 and IEC 61000 4 3 Severity level 2 T50 lt 5 5 sec T60 lt 6 sec T90 lt 12 sec 2 per month 1 LEL Performance verified 55 C to 85 C Certified 40 C to 75 C 0 99 RH Aluminum AL6061 or Stainless Steel 316 SS NEMA 4X IP 64 Aluminum AL6061 enclosure 0 4kg 1 Olbs Stainless Steel SS316 enclosure 1 4kg 3 5lbs Up to 2000 feet 600 meters with 16 AWG wires APPROVED Performance certified to FM6310 FM6320 CSA 22 2 No 152 IEC EN61779 1 IEC EN61779 4 ANSI ISA 12 13 01 FM certification Canada and US Class 1 Div 1 Grps BCD Zone 1 AEx Ex d IIB H2 T5 IP64 Type 4X FM ATEX X 0575 E II2 G Ex d IIB H2 T5 IP64 FMO07ATEX0012X 25 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc Net Safety Monitoring Inc 2721 Hopewell Place NE Calgary AB Canada T1Y 7J7 1 866 FIREGAS 347 3427 ph 403 219 0688 fx 403 219 0694 http www net safety com Email nsmsales net safety com PRODUCT SERVICES CONTACT INFORMATION Telephone 8am 5pm MDT 403 769 6074 403 717 8219 Fax 403 219 0694 Email products
9. al reset See MII transmitter manual MAN 0076 Repeat calibration procedure Span successful CH1 Spanning LEL reading Apply 50 Span gas or Cal gas value chosen Remove air canister if air canister was used in Zero calibration Zero calibration complete Remove air canister in Full calibration procedure and continue to span step Zero Failed Perform manual reset See MII transmitter manual MAN 0076 Repeat calibration Zero successful procedure Apply Clean Air Z amp SPAN ZERO Activate menu button 1 to select FULL Calibration to select ZERO Calibration Activate menu button 3 5 1 3 Cross sensitivity The SC310 sensor will react to airborne materials that burn or explode in oxygen atmospheres such as gaseous hydrocarbons Certain compounds including Halogen containing hydrocarbons can reduce sensor response In some instances this reduction in response is reversible and the sensor will operate normally when such a compound or gas is removed Exposure to organic phosphates esters and Silicon containing compounds will poison the sensor resulting in an irreversible loss in sensitivity For more information please contact the manufacturer 5 2 Sensor Replacement Procedure Sensors are pre calibrated at the factory but field calibration must be performed as part of commissioning When a calibration can no longer be performed or the sensor is not operating properly the sensor mod
10. alibrated select the down arrow key menu button 2 or Reed switch 2 to scroll to Calibrate Sensor 42 5 When the desired sensor to be calibrated 1 or 2 is highlighted activate the enter key menu button 3 or Reed switch 3 6 Select YES menu button 1 or Reed Switch 1 to confirm the selection 7 Apply clean air when Apply Clean Air is displayed then select Z 4 Span using menu button 1 or Reed Switch 1 for normal calibration Setting zero will be displayed as the sensor is being zeroed Ensure no contaminant gases are present if ambient air is being used 8 Apply 50 calibration gas or Cal gas value chosen in menu option when prompted Recommendation Flow span gas at a rate of 0 5 liter per minute to the sensor for direct calibrations If sensor is remotely mounted and long tubing run is used increase gas flow rate e g 1 0 liter per minute to ensure tubing length does not affect calibration results 9 The display will show Spanning with the gas value LEL as the gas is detected 17 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc 10 Remove the calibration gas when Remove Cal Gas is displayed 11 Cal Complete will be displayed when calibration is complete 12 Apply zero gas clean air to purge system Note Calibration gas MUST be air balanced Calibration instructions are also accessed using the HART Communicator with the single
11. asoessnaesoasocesonsscbscensavasosaccdedsuaosessonsscssoanees 12 DECAL DIALION Proc dt sx re icc Basco ti ca ace tack uae e te aba eg aails hak aed ace a Res Sea eG Aegean ee 12 5 1 1 Calibrating with the Millennium II Basic Transmitter ec eecesecscesecseeeeceeesecsaeeecesecseesecseesecseceeeaecatesesneeaes 12 5 1 2 Calibrating with the Millennium IT Transmitter cess eecssesecsseeecesecseesecseesecsaeeecssecsessecseeaecsaseeeeaeeaseseeneeees 16 IAS CIO SES Ns 20 3 2 Sensor Replacement Procedure cities ssbb E aa SEAE ENE aaisa 20 DI LIOUDLESNOO UNE ica 21 DA SOTA GCs Meat dE A AA A ANS AN ae ees tere eS 21 3 3 Spare Parts ACCESSONOS ii e dd E E A E ae VAE e AN ei daa ERA E 21 3 6 How to Return Equipment iio dd da to ae sota aaa iaa tose 22 3 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc A O Appendix A Electrostatic Sensitive Device ESD oononcccinnnocionnnononnncnnnonanonnnonnnnnnonnn cono i ne cn nooo nc on conan ran cra E E e 23 Appendix B Resistance Tables ii aida 24 Appendix C Millennium IT Catalytic Bead Sensor Specification ooooocncccnncnoncnonnnonnnnn corn cnno cacon nora conan cnn conan rana nin cnnn cine cnnos 25 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc INTRODUCTION Catalytic Bead SC310 combustible gas sensors are designed specifically for use with any Millennium II series transmitters These state of the art Smart sensors
12. ating follow the normal calibration procedure below using 50 span of the specific LEL gas to be detected target gas for calibrations If calibration is not successful perform a manual reset See Millennium II Basic Manual MAN 0082 for manual reset Methane as calibration gas If only Methane gas is available as calibration gas then a specific Correction Factor K Factor relating to the target gas non Methane has to be manually entered using the HART Communicator This feature is only available on Analog HART Transmitter Models The appropriate Correction Factor is dependent on the Lower Explosive Limit LEL of the desired target gas as specified by the performance standard s applicable at the installation site Table 5 and Table 6 provide Correction Factors for common gases and their respective LEL values Use 50 span Methane gas with the appropriate by volume as indicated below The tables below outline the primary detectable gases of the sensor Multiple other gases are however detectable Please contact your representative regarding any gases not included in tables below Table 5 K Factors for ISA N American LEL values Calibrate with 2 5 by volume Methane Gas LEL Correction Factor Propane 2 1 Volume 1 8 n Butane 1 8 Volume 2 0 Isobutylene 1 8 Volume 2 1 Hydrogen 4 0 Volume 1 2 Ethane 3 0 Volume 1 4 Pentane 1 4 Volume 22 Hexane 1 2 Volume 2 3 Heptane 1 1 Volume
13. e and telephone number 4 A purchase order from your company authorizing repairs or request for quote 5 Ship all equipment prepaid to Net Safety Monitoring Inc 2721 Hopewell Place NE Calgary Alberta Canada T1Y 7J7 6 Mark all packages RETURN for REPAIR 7 Waybills for shipment outside Canada must state Equipment being returned for repair All charges to be billed to the sender Ensure a duplicate copy of the packing slip is enclosed inside the box indicating item 1 4 along with the courier and account number for returning the goods Pack items to protect them from damage and use anti static bags or aluminum backed cardboard as protection from electro static discharge ALL equipment must be shipped prepaid Collect shipments will not be accepted 22 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc Appendix Appendix A Electrostatic Sensitive Device ESD Definition Electrostatic discharge ESD is the transfer between bodies of an electrostatic charge caused by direct contact or induced by an electrostatic field The most common cause of ESD is physical contact Touching an object can cause a discharge of electrostatic energy ESD If the charge is sufficient and occurs near electronic components it can damage or destroy those components In some cases damage is instantaneous and an immediate malfunction occurs However symptoms are not always immediate performance may be marginal
14. ervices net safety com http www net safety com service product_services html MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc MONITORING INC
15. for SC310 sensors Calibration instructions are also accessed using the HART Communicator with the Analog HART model transmitter For HART Menu Structure Tree see Millennium II Basic transmitter manual MAN 0082 Zero Calibration Option This option is useful if the sensor s zero point has drifted as a result of a change in the ambient conditions The Zero calibration option is selected if a sensor is only being zeroed this not a complete calibration The application of span gas is not required as only the sensor s zero point is adjusted Ensure that no contaminants are present if the surrounding air is to be used for Zeroing If Zero calibration is needed at step 4 above hold the push button or activate Reed switch for 6 9 seconds using the magnet until the status LED goes solid green and then release the switch Zero calibration will begin immediately See Figure 4 Calibration Flow chart for Millennium II Basic Transmitter on next page for additional reference 14 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc Figure 4 Calibration Flow chart for Millennium II Basic Transmitter Calibration Procedure ZERO Calibration Activate Hold calibration switch for 6 9 seconds Status LED Flashes fast Green Status LED Solid Green Release push button magnet Apply air from canister or use clean ambient air to perform zero FULL Calibration Activate Hold cal
16. his sensor against defective parts and workmanship for a period of 5 years from the date of shipment No other warranties or liability expressed or implied will be honoured by Net Safety Monitoring Inc Contact Net Safety Monitoring Inc or an authorized representative for details We welcome your input at Net Safety Monitoring Inc If you have any comments please contact us at the telephone number or address below or visit our web site www net safety com and complete our on line customer survey If further language translation for this manual is required please contact CONTACT INFORMATION Net Safety Monitoring Incorporated Direct 403 219 0688 Corporate Headquarters Facsimile 403 219 0694 2721 Hopewell Place NE E mail nsmsales net safety com Calgary AB Canada T1Y 7J7 Web site www net safety com MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc TABLE OF CONTENTS INTRODUCTION cccssssssssssssersssrsessessssessessrsessessssessessnsessessssessessssessasessessassssesessessesessessassassssassesessesasessessasessessesesseseesers 5 THE PRODUCT espe bhatt a ies wea nea eee AS Senate ante A Bh aia So atta Nes 3 THE MANUAL noe 3A eae A a id ee ana 9 Transmitter and Sensor Enclosure Dimensions sssssesesesseserssseseseseesesesesreesresseseveeserensessnerecststreesesestseesteeestseretrerossertees 6 SECTION 1 sa E 1 1 E T E EEE T 7 I E E AE CNS RE T E E E E E E E A EE 7 1 2 Sensor No
17. ibration gas available is not 50 span gas the transmitter will allow calibration to be performed with calibration gas within the range of 10 60 span gas For the most accurate calibration however the calibration gas value should be within 40 60 of the full scale range To select the calibration gas value enter the transmitter s main menu and select cal gas value and enter the value Refer to MAN 0076 when navigating through menu options Configuration for the target calibration gas If a calibration gas cylinder of the desired target gas Methane or otherwise is available refer to the steps below to first configure the sensor for the target gas 1 Enter the Main menu first by pressing any key to get the enter main menu prompt then press menu button 1 Reed switch 1 to select yes 2 Select the up arrow key menu button 1 or Reed switch 1 or down arrow key menu button 2 or Reed switch 2 until Select Gas Type option is displayed 3 Select the enter key Menu button 3 or Reed switch 3 to enter the option and ensure the default setting CHI No correction amp CH2 No correction is being displayed then exit and proceed to the calibration procedure calibrate with the specific target gas detectable gases listed in Table 5 or Table 6 4 If the custom option is being displayed at step 3 select Menu button 3 or Reed switch 3 and then use Menu button 2 or Reed switch 2 to navigate to No correction
18. ibration switch for 10 15 seconds Keep holding through first solid Green until status LED is Solid Red Status LED Solid Red Release push button magnet Status LED Solid Green Current output 3 0 mA indicated by Analog models Apply air from canister or use clean ambient air to perform zero Status LED Flashing Red Current output 3 3 mA indicated by Analog models Apply 50 span target gas to perform span NO Calibration Failed Status LED Alternating Red Green flashes Current output 3 0 3 3 mA indicated by Analog models Perform manual reset Refer to manual reset in MII Basic transmitter manual man 0082 Repeat calibration procedure Calibration successful Status LED Solid Green Current output 3 6 mA indicated by Analog models YES Remove gas and purge system with clean air from canister upon completion of Full calibration procedure then remove air canister Remove air canister after Zero calibration procedure if an air canister was used Note See the Millennium II Basic transmitter manual MAN 0082 when locating calibration 15 switch push button or magnetic switch 5 1 2 Calibrating with the Millennium II Transmitter The following procedures are specific to this controller and should be followed to ensure accurate calibration and detection of gases The transmitter also offers some flexibility in the use of calibration gas If the cal
19. icable local guidelines and requirements on wiring and sealing of equipment in hazardous and non hazardous areas e Ensure that proper shielding and grounding practices are adhered to and local codes are being followed e Check system operational voltage and conditions See Table 3 and Appendix C e Check wiring at all termination and junction points wiring at transmitter terminals junction box and at power supply See Table 3 above and specific transmitter manual MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc SECTION 3 Operation 3 1 Configuration Settings All configuration settings are accessed through the Millennium II series transmitters This is done by setting DIP switches on the Millennium II Basic Transmitter and by selecting menu options in the Millennium II Transmitter Some configurations are done by the HART communicator on Analog HART transmitter models Refer to Section 5 1 1 Calibrating with the Millennium II Basic Transmitter and Section 5 1 2 Calibrating with the Millennium II Transmitter for information on selecting the target gas Also see the relevant transmitter manual for information on Modbus settings 3 2 Sensor Power Up When power is applied to sensors by transmitters a 30 second warm up routine will begin whereby sensors are automatically tested to ensure proper functioning Refer to the Millennium II Basic Transmitter manual MAN 0082 or the Millennium II Tran
20. n or activate the Reed switch using the magnet for at least 15 seconds the status LED flashes green fast and then goes solid green first solid green Keep holding push button or magnet after which status LED goes solid red When this occurs release push button or remove magnet 5 When the current output is 3 mA indicated by analog models and the Status LED is once again solid green second solid green apply zero gas clean air Recommendation Flow ZERO AIR at a rate of 0 5 liter per minute or more to the sensor 6 When the current output is 3 3 mA indicated by analog models and the Status LED is flashing red apply specific calibration gas 50 of full span Recommendation Flow span gas at a rate of 0 5 liter per minute to the sensor for direct sensor calibrations If sensor is remotely mounted and long tubing run is used increase gas flow rate e g 1 0 liter per minute to ensure tubing length does not affect calibration results 7 When the current output is 3 6 mA indicated by analog models and the Status LED is solid green remove the gas 8 Apply zero gas clean air again to purge the system After the sensor is purged of gas the detector will return to normal operation 13 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc Note When calibrating with the Millennium II Basic Transmitter always use 50 span gas half the scale Calibration gas MUST be air balanced
21. n Aluminum AL and Stainless Steel SS Table 1 Millennium II enclosure and sensor dimensions A through H in Inches in and Millimeters mm Millennium II transmitter A B C D E F G H enclosure in mm in mm in mm in mm in mm in mm in mm in mm Transmitter amp sensor AL 6 3 160 5 6 142 5 4 137 9 7 246 6 0 152 5 7 145 2 6 66 2 9 74 Transmitter amp sensor SS 5 9 150 5 1 130 46 117 89 226 6 0 152 5 8 147 2 6 66 2 9 74 Table 2 Millennium II Basic enclosure or junction box enclosure and sensor dimensions A through J in Inches in and Millimeters mm Millennium II Basic amp A B C D E F G H sensor in mm in mm in mm in mm in mm in mm in mm in mm Transmitter amp sensor AL 4 8 122 3 6 91 3 6 91 4 8 122 5 1 130 0 3 7 6 2 6 66 2 9 74 Transmitter amp sensor SS 4 7 119 3 6 91 3 6 91 47 119 5 1 130 0 3 7 6 2 6 66 2 9 74 Table 2 cont d Millennium II Basic amp I J sensor in mm in mm Transmitter amp sensor AL 3 0 76 9 0 229 Transmitter amp sensor SS 2 8 71 8
22. n Separated direct mounting seeeessseeeesseeeeseeesssrreresesreesesresrrreertssestresesteeresreesterrtnestresesteetsstertsseerrssestt 7 1 3 Sensor Separated Pemote MOUNTING aiii aida 7 SECTION 2 Installation ccscscsssssssssscssscsssscessecssscessscsssecesscessscessacaseseacseeseacassceseseeseacasceaesceseacasecescseeseacessceacseeseaeesecsees 8 2 Ll INP ACK ere a A ii tie la ls amp DED MM OUNE A A io N A is a vgn tes ROR tears LIWITME A in A A dd A I E 2 31 Field Installation ina dense E E a a E ae aE abd di Ea ia 8 Earth Grounding s nnau id 8 2 3 2 Sensor WIND ieira aieh eieo ea ph i E E deeb E E E AE ea eee pelea E i a ie 9 2 3 3 Installation Checklist niniaren naa ii 9 SECTION 3 Operati n zesinn O NN 10 3 1 Configur tion SCAN 10 IZ Sensor Power UP tra A A 10 3 3 Sensor COMMUNICATION aeae aa a a ar a a A Sessa E A E Ea a ovina sa A E E EEA ea EE A EEES 10 IA SONS OP GUI a E E O CI A E Us RE E EE ceased 10 SECTION 4 Outputl cscssssssscssssssesssssssssssessessssessessssesessessessssessessesessessssessessesessassesessessessssessassesessessesessassesessesseseseers 11 4 1 Alarm Gnd Fault Outputs nonnina ire da id 11 4 1 1 Other Available Outputs sss catse ccs os vss cycasbess eae susaecostavdhashssstacdstessioea hes parlar cnica so rot eaaa barii Staa Esasi E enii 11 4 132 Modbus refisterS iii llanas 11 SECTION 5 Maintaiming scscccsscsscesceccsedscasscssccwsesesageassssdensesassessendsdasoudsanasenecedeesetsso
23. nd guidelines in the specific Millennium II series transmitter manual MAN 0082 or MAN 0076 In applications where the wiring is installed in conduit the conduit must not be used for wiring to other electrical equipment The maximum distance between the sensor and transmitter is limited by the resistance of the connecting wiring which is a function of the gauge of the wire being used Net Safety recommends that sensor separation distance should not be more than 2000 ft with 16 AWG wire See Appendix B for wire gauges and resistance values Earth Grounding An external ground is required One method is to connect the external ground to the grounding point on the enclosure See Figure 1 for grounding connection location Conduit Entry Sensors are mounted directly to transmitters via NPT conduit entries through which wires are connected to terminals Sensors may also be mounted remotely from transmitters using certified junction boxes with designated terminals Transmitter and junction box enclosures are shipped with one stopping plug fitted and tightened to a NPT conduit entry MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc 2 3 2 Sensor Wiring Warning A Do not open enclosures in a classified area Do not open when an explosive atmosphere may be present Ensure the power to the transmitter is switched off before connecting sensor wires Warning A Avoid touching electronic components as they are
24. nd use menu button 2 or Reed switch2 to navigate across digits 6 When the desired K Factor value is entered as desired taken from Table 5 or Table 6 exit by selecting Exit with Menu button 3 or Reed switch 3 7 Use the navigation keys along with Menu button 3 or Reed switch 3 until the main menu is completely exited Note Use the available Methane gas with the same calibration value as that selected in the transmitter menu under Cal gas value for calibration the sensor Refer to Millennium II Transmitter calibration procedure below and or Figure 5 before attempting calibration Millennium II Transmitter Normal Full Calibration Procedure If the sensor s configuration setting is setup correctly as desired follow the steps below for Full Calibration Normal Calibration Procedure Note that if a calibration is not successful the message Span failed will be displayed and a manual reset will have to be initiated Refer to Millennium II Transmitter manual MAN 0076 for manual reset 1 Enter the main menu first by pressing any key to get the enter main menu prompt then press select menu button 1 or Reed switch 1 to select yes 2 When Calibrate Sensor is displayed select the enter key menu button 3 or Reed switch 3 3 When Calibrate Sensor 1 is highlighted press the enter key menu button 3 or Reed switch 3 if this is the sensor to be calibrated or 4 If Sensor 2 is to be c
25. ng The sensor should always be connected to a certified junction box when separated from transmitter The transmitter is located near eye level for easy access and the sensor is mounted where gas is likely to accumulate A calibration cup is clipped onto the bottom of the sensor enclosure and the calibration tubing is attached to the calibration cup and runs back to a convenient place for applying calibration gas eliminating the need to access the sensor directly Calibration gas can then be applied from ground level To compensate for the effect of distance when remotely calibrating in separation configuration decrease the tubing diameter or increase the calibration gas flow rate between the gas canister and sensor On initial install always confirm tubing run is not affecting calibration Calibrate the sensor using tubing run and then confirm readings directly at sensor by applying calibration gas and comparing the output results Readings should be accurate to the calibration gas concentration used MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc Figure 3 Locating Sensor Junction Box Side Calibration Fitting Sensor Tubing for Calibration Gas Conduit to Transmitter gt Apply Calibration Gas J Transmitter or SECTION 2 Installation 2 1 Unpack Carefully remove all the components from the packaging and check them against the enclosed packing lis
26. ser accessible Modbus registers and meaning Table 4 Modbus registers and meaning Readable Writeable Concentration value as calculated by sensor Sensor status Sensor Temperature Resets the sensor Initialize zero amp span to calibrate sensor enter channel Zero only to zero sensor enter channel Note For the Millennium II Basic Transmitter enter 1 in register 40102 to calibrate the sensor and 1 in register 40104 to zero the sensor 11 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc SECTION 5 Maintaining 5 1 Calibration Procedure There are specific steps to be followed when calibrating with the Millennium II Basic and the Millennium I Transmitters These steps should be followed if accurate results are to be obtained The calibration of Catalytic Bead sensors requires the presence of oxygen An air balanced calibration gas should be used for calibration otherwise these sensors will not calibrate properly It is recommended that these sensors be calibrated every 3 months 90 days to ensure proper functioning 5 1 1 Calibrating with the Millennium II Basic Transmitter When a Catalytic Bead sensor is fitted to a Millennium II Basic Transmitter the default setting of the transmitter s DIP Switch 2 Positions is as follows Position 1 ON and Positions 2 3 and 4 all OFF These DIP Switch positions should not be altered When calibr
27. smitter manual MAN 0076 for status indications during this period It is recommended that these sensors be powered up for 24 hours prior to the first calibration 3 3 Sensor Communication SC310 sensors use a proprietary protocol to communicate with the Millennium II series transmitters These sensors should never be connected to any device other than the Millennium II series transmitters Selected DIP switches and menu options allow communication between transmitters and sensors Configuration settings are stored in the sensor s memory Incorrect settings will cause sensors not to communicate properly with transmitters If any problems develop see troubleshooting section 3 4 SensorGuard SensorGuard is a proprietary firmware feature that protects the pellistor sensor from the damage and or response shift commonly caused by exposure to high concentrations of combustible gas With this feature repeated or lengthy exposure to high gas concentrations has negligible effect on sensor performance Sensor life is prolonged and calibration frequency is reduced This does not eliminate the necessity of periodic sensor response checks which should be performed as part of an effective maintenance schedule If a gas signal exceeds 100 LEL the Millennium II series transmitters will latch the output of the sensor at 20 mA and the display of the Millennium II Transmitter will flash 100 LEL continually until power is recycled or a manual reset is initia
28. susceptible to electrostatic discharge ESD Refer to Appendix A Electrostatic Sensitive Device ESD Connect sensor wires to the sensor terminals in the applicable transmitter Refer to the Table 3 for sensor terminal definitions Table 3 Sensor wires and Millennium II series Terminal definitions Sensor Wire White Black Sensor Terminals Marked Vde Sig A COM Common Supply Ground Function 10 5 32Vde A Earth Ground NOTE When separating sensor from transmitter using Net Safety separation kit refer to Multi purpose Junction Box Manual MAN 0081 for terminal designations Always ensure that the transmitter is supplying the required voltage across sensor power terminals inside junction box Refer to table above for sensor voltage requirements 2 3 3 Installation Checklist Prior to operation it is important to do the following e Ensure transmitter and sensor are properly and firmly mounted e Ensure that stopping plug is tightened to unused conduit entry e Ensure transmitter and sensor are not being obstructed transmitter and sensor are accessible and target gas is not inhibited from reaching sensor e Remove sensor red protective plastic cap cover from sensor mouth e If IP filters are being used fitted to sensor check for damage or debris Refer to specific IP filter instruction guide MAN 0109 e Ifcalibration cup splash guard is being used fitted to sensor ensure a snug fit e Ensure adherence to appl
29. t Inspect all components for any obvious damage such as broken or loose parts If you find any components missing or damaged notify your local Net Safety representative or the factory immediately 2 2 Mount Warning A Never install the sensor pointing upwards Recommendation The sensor should be installed pointing downwards The sensor is mounted directly to either transmitter enclosure or to a separation junction box enclosure through a 34 NPT conduit entry Both the transmitter and junction box enclosures have mounting holes to allow mounting to a wall or pole as desired Mounting kit hardware is required when mounting to a pole Contact your local Net Safety Representative for detailed information on mounting kits 2 3 Wiring 2 3 1 Field Installation Warning A Wiring codes and regulations may vary ATEX requires that supply connection wiring must be rated at least 5 C above the maximum ambient temperature of 85 C Wiring must comply with all applicable regulations relating to the installation of electrical equipment in a hazardous area and is the responsibility of the installer If in doubt consult a qualified official before wiring the system Guidelines When separating sensor from transmitter the use of shielded cable is highly recommended for sensor wiring to protect against interference caused by extraneous electrical or electromagnetic noise To meet IEC 61000 1 IEC 61000 4 EMI follow recommendations on cable choice a
30. t by phone to try and resolve any issues If issues cannot be resolved please follow the procedure on next page on how to return equipment 5 4 Storage The sensor and its electronic components parts should be stored in locations free from dust and moisture The storage temperature should be well within the limits of the certified temperatures of the equipment See Appendix C for certified temperatures 5 5 Spare Parts Accessories Table 7 Available Spare Parts Description Net Safety Part Number Calibration Cup Splash Guard CCS 1 Separation Kit JB MPD A aluminum or JB MPD S 316 stainless steel Dust Filter Assembly DSC 1 Replacement Cat Bead Sensor SC310 100 IP66 67 Hydrophobic Filter IPF 001 21 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc 5 6 How to Return Equipment A Material Return Authorization number is required in order to return equipment Please contact Net Safety Monitoring at 403 219 0688 before returning equipment or consult our Service Department to possibly avoid returning equipment If you are required to return equipment include the following information 1 A Material Return Authorization number provided over the phone to you by Net Safety A detailed description of the problem The more specific you are regarding the problem the quicker our Service Department can determine and correct the problem 3 A company name contact nam
31. ted Refer to manual reset in the Millennium I Basic Transmitter manual MAN 0082 or the Millennium II Transmitter manual MAN 0076 If the gas signal exceeds 105 LEL the sensor will deactivate the sensing element to protect it from extreme drift or damage caused by high gas concentrations This protective feature extends the useful lifetime of the sensor and reduces or eliminates disruption of its calibration As an extra safety precaution the system should be checked for accuracy after such over range exposure and if necessary re calibrated The system will need to be reset to clear the latched output 10 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc SECTION 4 Output 4 1 Alarm and Fault Outputs Sensor alarm and fault outputs are generated by the Millennium II series transmitters based on communication with sensors however some output values registers etc may vary depending on sensor type The default alarm levels point for the sensor are 20 for the low level and 40 for the high level 4 1 1 Other Available Outputs All available outputs are associated with the Millennium II series transmitters These outputs are 4 20 mA output Relay output RS 485 Modbus RTU output and HART Communication output Refer to the Millennium II Basic Transmitter manual MAN 0082 or the Millennium II Transmitter manual MAN 0076 for more information 4 1 2 Modbus registers Table 4 below shows the u
32. ule may need to be replaced Refer to steps below for replacing sensor module Warning A Do not open enclosure in a classified area Note Components are ESD sensitive as a result all ESD rules and procedures should be observed See Appendix A for ESD guidelines To replace the sensor module 1 Remove power from sensor 2 Remove the locking ring by loosening the set crews with 1 5 mm Allen Key tool 3 Remove the bottom part of the sensor enclosure by turning in a counter clockwise rotation to expose sensor module 4 Using the Teflon pull tab pull sensor module straight down out of the sensor enclosure until it is completely removed from the enclosure 5 Align replacement sensor module with pins inside top section of the enclosure base and push on outer plastic ring until sensor is seated properly DO NOT PUSH ON CENTER ELEMENT Install and hand tighten the bottom part of the sensor enclosure by turning in a clockwise direction Install the locking ring by tightening the set screws with 1 5 mm Allen Key tool Restore power to sensor via transmitter 20 MAN 0084 Rev 4 Catalytic Bead Sensor August 27 2010 Net Safety Monitoring Inc 5 3 Troubleshooting Sensors and controllers transmitters are not designed to be repaired in the field If problems should develop first check for faulty wiring confirm proper voltage to sensor and attempt a calibration If problems persist please contact Net Safety s Service Department firs

Emerson SC310 Catalytic Bead Combustible Gas

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