Michell Instruments SF72 Скачать руководство пользователя | Manualshive

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Содержание SF72

Страница 1: ... Inst r u m e n S No FA 00 4 9 8 Product C ode S F 7 2 T 50 3 0 SF72 SF72 SF72 Tran s m i Scaled R a n 0 9 0 6 Range 100 2 0 48 Lancas t e r W a y B E ly C a m b r id g es C B 6 3N U n i t e d K in g Inst r u m e n S No FA 00 2 9 3 Product C ode S F 7 2 T 60 6 0 SF72 Tran s m i Scaled R a n S No FA 00 3 0 5 Product C ode S F 7 2 T 50 5 0 SF72 Tran s m i Scaled R a n ...

Страница 2: ...nformation when contacting Michell Instruments for service purposes Transmitter Code Serial Number Invoice Date Location of Instrument Tag No Transmitter Code Serial Number Invoice Date Location of Instrument Tag No Transmitter Code Serial Number Invoice Date Location of Instrument Tag No ...

Страница 3: ...nd may not be copied or otherwise reproduced communicated in any way to third parties nor stored in any Data Processing System without the express written authorization of Michell Instruments Ltd For Michell Instruments contact information please go to www michell com SF72 Transmitter ...

Страница 4: ...Mounting 5 2 5 1 Transmitter Mounting Sample Block Optional 6 2 5 2 Transmitter Mounting Direct Pipeline Connection 7 3 OPERATION 8 4 MAINTENANCE 9 4 1 O Ring Replacement 10 Figures Figure 1 Transmitter Unpacking Method 2 Figure 2 Connector Terminal Block Removal 3 Figure 3 Wiring Connections 3 Figure 4 Connector Installation 4 Figure 5 2 Wire Connection Diagram 4 Figure 6 Maximum Load of SF72 Inc...

Страница 5: ...r User s Manual Michell Instruments v Appendices Appendix A Technical Specifications 12 A 1 Dimensions 13 Appendix B Quality Recycling Warranty Information 15 Appendix C Return Document Decontamination Declaration 17 ...

Страница 6: ... greater than the safe working pressure to be applied to the instrument The specified safe working pressure is 45 MPa 450 barg 6500 psig Refer to the Technical Specifications in Appendix A Toxic Materials The use of hazardous materials in the construction of this instrument has been minimized During normal operation it is not possible for the user to come into contact with any hazardous substance ...

Страница 7: ...imetres MPa megapascal Nl min normal liters per minute Nm Newton meter oz ounces psig pounds per square inch RH relative humidity scfh standard cubic feet per hour fps feet per second T temperature V Volts Ω Ohms ø diameter Warnings The following general warning listed below is applicable to this instrument It is repeated in the text in the appropriate locations Where this hazard warning symbol ap...

Страница 8: ...SF72 Transmitter User s Manual viii 97325 Issue 4 May 2018 ...

Страница 9: ...a Michell representative for Michell Instruments contact information go to www michell com 1 1 Features The SF72 dew point transmitter is a continuous on line 4 20mA transmitter for the measurement of moisture content in air and other non corrosive gases The key features are Compatible with Compressed Air Quality ISO8573 1 class 2 to 6 requirements Dew point measurement range 60 to 60ºCdp 76 to 14...

Страница 10: ...e 8 2 Remove the foam block 3 containing the connector 2 3 Pull out the transmitter 5 from the tube complete with the two foam covers 6 and 7 and the red protective cap 4 4 Remove the foam covers from the transmitter but leave the plastic protective cover 5 and the red cap 4 in place until ready for installation NOTE The transmitter sensing element is protected while in transit by a blue green or ...

Страница 11: ...sher are retained on the screw and are present during re installation For the transmitter to work properly and to achieve maximum performance the sensor cable must be connected to the sensor connector as shown in the drawing below NOTE The drawing below shows the identity of the connector terminals and wiring connections of the cable manufactured by Michell Instruments SCALE 2 1 i j SHORT AS POSSI...

Страница 12: ...f 3 4 Nm 2 5 ft lbs The sensor cable used must be a minimum diameter of 4 6mm 0 2 In applications where the ambient temperature is 60 C ensure that any connection cable used is also suitably rated O ring and washer i Figure 4 Connector Installation 2 4 Electrical Schematic NOTE The screen shield should be connected for maximum performance and to avoid interference 3 1 Max Load 250R 12V 500R 24V Su...

Страница 13: ...ow through sensor sampling block optional or directly into a pipe or duct It can be operated at pressures of up to 45 MPa 450 barg 6500 psig when fitted with the bonded seal or O ring provided The recommended gas flow rate when mounted in the optional sampling block is 1 to 5 Nl min 2 1 to 10 6 scfh However for direct insertion applications gas flow can be from static to 10 m sec 32 8 fps NOTE Pas...

Страница 14: ... 2 and the desiccant capsule 2a from the tip of the transmitter 1 2 Fit the seal 4 over the threaded part of the transmitter body WARNING Under no circumstances should the sensor guard be handled with the fingers 3 Screw the transmitter 1 into the sample block 3 and tighten to the recommended torque setting see Section 2 2 NOTE Use the flats of the hexagonal nut and not the sensor body 4 Fit the t...

Страница 15: ...ounting flange will be required on the pipework in order to provide a flat surface to seal against The following procedure must be carried out by competent personnel 1 Ensure that the protective cover and the desiccant capsule have been removed from the tip of the transmitter 3 WARNING Under no circumstances should the sensor guard be handled with the fingers 2 Fit a seal 2 over the threaded part ...

Страница 16: ...n damage the sensing element and similarly at low velocity they may blind the sensing element and reduce its response speed If particulate such as degraded desiccant pipe scale or rust is present in the sample gas use an in line filter as a minimum level of protection For more demanding applications Michell Instruments offers a range of sampling systems for more information contact www michell com...

Страница 17: ...sensor It is designed to show any contamination and the guard should be changed if the surface becomes discolored When replacing the guard care should be taken to handle the guard by the bottom part only Replacement guards EA2 HDPE pack of 10 can be obtained by contacting Michell Instruments www michell com or your local distributor x HANDLE USING GLOVES BY BLACK PART ONLY S N o F A 0 0 2 9 3 Pro ...

Страница 18: ...wdriver or a blunt needle under the outer edge of the O ring NOTE Take care not to scratch any of the surfaces of the surrounding metal component 3 Move the tool around the circumference to assist the extraction process Slide the O ring clear of the thread and filter 4 Make sure the groove has no scratches and is free from grease dirt or debris Slide the new O ring over the filter and thread and i...

Страница 19: ...SF72 Transmitter User s Manual Michell Instruments 11 APPENDIX A Appendix A Technical Specifications ...

Страница 20: ...ating Temperature 40 to 60ºC 40 to 140ºF Operating Pressure 45 MPa 450 barg 6500 psig max Overpressure Rating x 2 operating pressure 90 MPa 900 barg 13 000 psig Flow Rate 1 to 5 Nl min 2 1 to 10 6 scfh mounted in standard sampling block 0 to 10 m sec 0 to 32 8 fps direct insertion Thermal Compensation Characterized over operating range Mechanical Specifications Ingress Protection IP66 in accordanc...

Страница 21: ...0 39 h h h g g g ø27mm 1 06 g SENSOR 132mm 5 19 46mm 1 81 10mm 0 39 5 8 UNF 10mm 0 39 h h h g g g ø27mm 1 06 g 5 8 18 UNF Bonded Seal ø25 4 x 2mm ø1 x 0 07 SENSOR 132mm 5 19 46mm 1 81 10mm 0 39 10mm 0 39 h h h g 27mm 1 06 A F 45mm 1 77 g g g g 27mm 1 06 A F 45mm 1 77 g g g g 27mm 1 06 A F 45mm 1 77 g g g g g g ø27mm 1 06 3 4 UNF g 3 4 16 UNF O Ring ø18 72 x 2 62mm ø0 75 x 0 09 SENSOR G1 2 BSP Bond...

Страница 22: ...SF72 Transmitter User s Manual 14 97325 Issue 4 May 2018 APPENDIX B Appendix B Quality Recycling Warranty Information ...

Страница 23: ...directives Full information can be found on our website at www michell com compliance This page contains information on the following directives ATEX Directive Calibration Facilities Conflict Minerals FCC Statement Manufacturing Quality Modern Slavery Statement Pressure Equipment Directive REACH RoHS2 WEEE2 Recycling Policy Warranty and Returns This information is also available in PDF format ...

Страница 24: ...SF72 Transmitter User s Manual 16 97325 Issue 4 May 2018 APPENDIX C Appendix C Return Document Decontamination Declaration ...

Страница 25: ...chemicals YES NO Radioactive substances YES NO Other hazards YES NO Please provide details of any hazardous materials used with this equipment as indicated above use continuation sheet if necessary Your method of cleaning decontamination Has the equipment been cleaned and decontaminated YES NOT NECESSARY Michell Instruments will not accept instruments that have been exposed to toxins radio activit...

Страница 26: ...SF72 Transmitter User s Manual Michell Instruments 19 NOTES ...

Страница 27: ......

Страница 28: ...http www michell com ...

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