Emerson Net Safety Millennium II SC310 Manual Download Page 28 | Manualshive

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Figure 6-2: Calibration Flow Chart for Millennium II Transmitter

6.1.3

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-

Maintaining

Safety Manual

May 2021

00809-0100-4310

28

Emerson.com/Rosemount

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Summary of Contents for Net Safety Millennium II SC310

Page 1: ...Safety Manual 00809 0100 4310 Rev AA May 2021 Millennium II SC310 Combustible Gas Sensor ...

Page 2: ...s have been made to ensure the accuracy and clarity of this document Emerson assumes no liability resulting from any omissions in this document of from misuse of the information obtained herein The information in this document has been carefully checked and is believed to be entirely reliable with all of the necessary information included Emerson reserves the right to make changes to any products ...

Page 3: ...r or any other party except as may be agreed upon in writing in advance by Seller All costs of dismantling reinstallation freight and the time and expenses of Seller s personnel and representatives for site travel and diagnosis under this limited warranty clause shall be borne by Buyer unless accepted in writing by Seller Goods repaired and parts replaced by Seller during the warranty period shall...

Page 4: ...4 ...

Page 5: ... 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 1 2 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...

Page 6: ... drawing for Sensor with Millennium II Series Transmitters Table 1 1 Millennium II Enclosure and Sensor Dimensions A through H in Inches in and Millimeters mm Millennium II transmitter enclosure A B C D E F G H in mm in mm in mm in mm in mm in mm in mm in mm Transmitter and 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 and sensor SS 5 9 150 5 1 130 4 6 117 8 9...

Page 7: ...n mm Transmitter and sensor AL 4 8 122 3 6 91 3 6 91 4 8 122 5 1 130 Transmitter and sensor SS 4 7 119 3 6 91 3 6 91 4 7 119 5 1 130 Millennium II basic and sensor F G H I J in mm in mm in mm in mm in mm Transmitter and sensor AL 0 3 7 6 2 6 66 2 9 74 3 0 76 9 0 229 Transmitter and sensor SS 0 3 7 6 2 6 66 2 9 74 2 8 71 8 9 226 Safety Manual Introduction 00809 0100 4310 May 2021 Net Safety SC310 7...

Page 8: ...Introduction Safety Manual May 2021 00809 0100 4310 8 Emerson com Rosemount ...

Page 9: ...tems to enhance protection and reliability Consider the air movement patterns within the facility Consider the construction of the facility such as trenches where heavy gases or peaks where light gases may accumulate Seek advice from experts knowledgeable about the primary gas to be detected Use common sense and refer to the regulatory publications that discuss guidelines for your industry 2 2 Dir...

Page 10: ... 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 c...

Page 11: ...e 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 Safety Manual Plan 00809 0100 4310 May 2021 Net Safety SC310 11 ...

Page 12: ...Plan Safety Manual May 2021 00809 0100 4310 12 Emerson com Rosemount ...

Page 13: ...5 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 extr...

Page 14: ...t Conduit entry Sensors are mounted directly to transmitters via in 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 in NPT conduit entry Installation Safety Manual May ...

Page 15: ...lying the required voltage across sensor power terminals inside junction box Refer to table above for sensor voltage requirements 3 3 3 Installation checklist Review the following checklist prior to turning the power on to the transmitter after completing installation Ensure transmitter and sensor are properly and firmly mounted Ensure that stopping plug is tightened to unused conduit entry Ensure...

Page 16: ...Installation Safety Manual May 2021 00809 0100 4310 16 Emerson com Rosemount ...

Page 17: ...w 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 4 4 SensorGuard SensorGuard is a proprietary firmware feature that protects the pellistor sensor from the damage and or response shift commonly caused by expo...

Page 18: ... 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 Operation Safety Manual May 2021 00809 0100 4310 18 Emerson com Rosemount ...

Page 19: ...output Refer to the Millennium II Basic Transmitter manual or the Millennium II Transmitter manual for more information 5 1 2 Modbus registers Table 5 1 below shows the user accessible Modbus registers and meaning Table 5 1 Modbus Registers and Meaning Reg Meaning Readable Writeable 40001 Concentration value as calculated by sensor X N A 40002 Sensor status X N A 40003 Sensor temperature X N A 401...

Page 20: ...Output Safety Manual May 2021 00809 0100 4310 20 Emerson com Rosemount ...

Page 21: ...al reset See Millennium II Basic Transmitter manual 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 ...

Page 22: ...lume 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 Contact the manufacturer factory If the sensor s configuration setting is setup correctly as desired refer to Millennium II Basic Transmitter manual calibration procedure below and or...

Page 23: ...r 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 9 After the sensor is purged of gas the detector will return to normal operation Note When calibrating with the Millennium II Basic Transmitter always use 50 span...

Page 24: ... for additional reference Figure 6 1 Calibration Flow Chart for Millennium II Basic Transmitter Note See the Millennium II Basic transmitter manual when locating calibration switch push button or magnetic switch Maintaining Safety Manual May 2021 00809 0100 4310 24 Emerson com Rosemount ...

Page 25: ...d 3 Select the enter key Menu button 3 or Reed switch 3 to enter the option and ensure the default setting CH1 No correction and 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 6 1 or Table 6 2 4 If the custom option is being displayed at Step 3 select Menu button 3 or Reed switch 3 and ...

Page 26: ...red 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 for manual reset Procedure 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 ...

Page 27: ...mmunicator with the single 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...

Page 28: ...ter 6 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 Maintaining Safety Manual May 2021 00809 0100 4310 28 Emerson com Rosemount ...

Page 29: ...s and procedures should be observed See Electrostatic sensitive device ESD for guidelines To replace the sensor module Procedure 1 Remove power from sensor 2 Remove the locking ring by loosening the set crews with 0 06 in 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 PTFE pull tab pull sensor mo...

Page 30: ... 6 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 for certified temperatures 6 5 Accessories Table 6 3 Available Spare Parts Description Part number Calibration cup splash guard CCS 1 Separation kit JB MPD A aluminum or JB M...

Page 31: ... description of the problem 3 A company name contact name and telephone number 4 A purchase order from your company authorizing repairs or request for quote 5 Ship all equipment prepaid to the address shown above 6 Mark all packages RETURN for REPAIR 7 Waybills for shipment outside of the United States must state Equipment being returned for repair All charges to be billed to the sender Ensure a d...

Page 32: ...Maintaining Safety Manual May 2021 00809 0100 4310 32 Emerson com Rosemount ...

Page 33: ...potential ESD damage review the following guidelines Handle boards by metal shields taking care not to touch electronic components Wear grounded wrist or foot straps ESD shoes or heel grounders to dissipate unwanted static energy Prior to handling boards dispel any charge in your body or equipment Ensure all components are transported and stored in static safe packaging When returning boards caref...

Page 34: ...Electrostatic sensitive device ESD Safety Manual May 2021 00809 0100 4310 34 Emerson com Rosemount ...

Page 35: ...30 12 80 8 03 5 05 2250 22 80 14 40 9 03 5 68 2500 25 40 16 00 10 00 6 31 3000 30 50 19 20 12 00 7 58 3500 35 50 22 40 14 10 8 84 4000 40 60 25 50 16 10 10 00 4500 45 70 28 70 18 10 11 40 5000 50 10 32 00 20 10 12 60 5500 55 80 35 10 22 10 13 91 6000 61 00 38 30 24 10 15 20 6500 66 00 41 50 26 10 16 40 7000 71 10 44 70 28 10 17 70 7500 76 10 47 90 30 10 19 00 8000 81 20 51 10 23 10 20 20 9000 91 4...

Page 36: ...Resistance table Safety Manual May 2021 00809 0100 4310 36 Emerson com Rosemount ...

Page 37: ...a 65 C 8 65 C Ta 75 C 11 Zero drift 2 per month Repeatability 1 LEL Environmental Temperature Performance verified 55 C to 85 C Certified 40 C to 75 C RH 0 99 RH Metallurgy Aluminum AL6061 or Stainless Steel 316 SS Nema IP Rating NEMA 4X IP 64 Weight Aluminum AL6061 enclosure 1 0 lb 0 4 kg Stainless Steel SS316 enclosure 3 5 lb 1 4 kg Separation Separation Up to 2000 feet 600 meters with 16 AWG wi...

Page 38: ...079 0 2017 IEC 60079 2014 06 IECEx FMG 12 0007X Specific Conditions of Use 1 Consult the manufacturer if dimensional information on the flameproof joints is necessary 2 The flying leads of the sensors shall be suitably protected against mechanical damage and terminated within a terminal or junction facility suitable for the conditions of use Millennium II Catalytic Bead Sensor specifications Safet...

Page 39: ...Safety Manual 00809 0100 4310 May 2021 Net Safety SC310 39 ...

Page 40: ...ion www emerson com 2021 Emerson All rights reserved The Emerson logo is a trademark and service mark of Emerson Electric Co Net Safety is a mark of one of the Emerson family of companies All other marks are the property of their respective owners ...

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