Easidew PRO I.S.
Process Dew-Point Transmitter
User’s Manual
Process Dewpoint Transmitter
97130 Issue 15
May 2018
Page 1: ...Easidew PRO I S Process Dew Point Transmitter User s Manual Easidew PRO I S Process Dewpoint Transmitter 97130 Issue 15 May 2018...
Page 2: ...formation 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 Ins...
Page 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 Easi...
Page 4: ...ure 11 Dimensions 15 1 INTRODUCTION 1 1 1 Features 1 2 INSTALLATION 2 2 1 Unpacking the Instrument 2 2 2 Transmitter Mounting 2 2 2 1 Wall Mount Bracket 3 2 2 2 Transmitter Mounting Sample Block Optio...
Page 5: ...Approved System Drawing 18 B 3 CSA Approved System Drawing 19 Appendix C Hazardous Area Certification 21 C 1 Product Standards 21 C 2 Product Certification 21 C 3 Global Certificates Approvals 21 C 4...
Page 6: ...sure to be applied to the instrument The specified safe working pressure is 45 MPa 450 barg 6500 psig Refer to Appendix A Technical Specifications Toxic Materials The use of hazardous materials in the...
Page 7: ...0 987 atm gauge C degrees Celsius F degrees Fahrenheit DC direct current m micro meter lbf ft pound foot Nl min normal liters per minute mA milliampere Mpa megapascal m sec meters per second mW milli...
Page 8: ...ng general warning listed below is applicable to this instrument It is repeated in the text in the appropriate locations Where this hazard warning symbol appears in the following sections it is used t...
Page 9: ...chell com for details of Michell Instruments worldwide offices contact information 1 1 Features The Easidew PRO I S is a continuous on line 4 20 mA transmitter for the measurement of moisture content...
Page 10: ...he plastic protective transit cover and retain for future use Take care to prevent any contamination of the transmitter before installation NOTE Do not handle the sintered guard 2 2 Transmitter Mounti...
Page 11: ...amage the sensor wires Rotate the sensor housing until the cable gland is in the desired position While firmly holding the housing in position re tighten the large clamp nut up against the housing sea...
Page 12: ...hould 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 n...
Page 13: ...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 its desiccant capsule has been...
Page 14: ...NOTE Use the flats of the hexagonal nut and not the sensor body WARNING Under no circumstances should the sensor guard be handled with the fingers 4 Screw the transmitter 1 with its seal 3 and adapte...
Page 15: ...conductor strand of a core becoming free When the crimp is made it should have a minimum of 2 positions of crimping After the crimp is made it should be trimmed to a length of 5mm 10 mm Figure 5 Wire...
Page 16: ...er may be damaged if allowed to operate for prolonged periods 1 2 3 4 SAFE AREA HAZARDOUS AREA 4 20mA LOAD VS 20 to 35 V DC VS KFD2 STC4 Ex1 H KFD0 CS Ex2 50p KFD2 CR Ex1 20200 KFD2 CR Ex1 30200 KFD0...
Page 17: ...heric pressure Alternatively a fixed gas pressure needs to be programmed into the Easidew PRO I S For moisture content measurement in liquid the Easidew PRO I S requires the saturation constant of the...
Page 18: ...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 michel...
Page 19: ...formation go to www michell com Sensor Guard Replacement The sensor is supplied with a stainless steel sintered guard The stainless steel guard provides 80 m protection to the dew point sensor It is d...
Page 20: ...Easidew PRO I S User s Manual 12 97130 Issue 15 May 2018 APPENDIX A Appendix A Technical Specifications...
Page 21: ...y CE conformity Approved Operating Specifications Operating temperature 40 to 60 C Compensated Temperature Range 20 to 50 C NOTE The transmitter accuracy statement is only valid for the temperature ra...
Page 22: ...stallation Transmitter with Wall Mount Bracket Diagnostic conditions factory programmed Condition Output Sensor fault 23 mA Under range dew point 4 mA Over range dew point 20 mA Approved galvanic isol...
Page 23: ...Easidew PRO I S User s Manual Michell Instruments 15 APPENDIX A Optional Sample Block Bonded Seal Figure 11 Dimensions...
Page 24: ...Easidew PRO I S User s Manual 16 97130 Issue 15 May 2018 APPENDIX B Appendix B System Drawings...
Page 25: ...HE SIGNAL WIRES WITH THE EASIDEW DISCONNECTED MUST BE ABLE TO WITHSTAND A 500V AC INSULATION TEST AT INSTALLATION OF SYSTEM PERFORM A RISK ASSESSMENT IN ACCORDANCE WITH EN60079 25 2004 cl 10 AND INSTA...
Page 26: ...Easidew PRO I S User s Manual 18 97130 Issue 15 May 2018 APPENDIX B B 2 FM Approved System Drawing...
Page 27: ...TH THE EASIDEW DISCONNECTED MUST BE ABLE TO WITHSTAND A 500V AC INSULATION TEST 46 nF 613 nF 2 11 F 54 H 217 H 435 H THE INSTALLATION MUST COMPLY WITH THE INSTALLATION PRACTICES OF THE COUNTRY OF USE...
Page 28: ...Easidew PRO I S User s Manual 20 97130 Issue 15 May 2018 APPENDIX C Appendix C Hazardous Area Certification...
Page 29: ...ct conforms to the Standards EN60079 0 2012 IEC60079 0 2011 EN60079 11 2012 IEC60079 11 2011 FM Class 3600 1998 CAN CSA C22 2 No 0 10 FM Class 3610 2007 CAN CSA C22 2 No 157 92 FM Class 3810 2005 C22...
Page 30: ...cloth or cleaned with solvents 3 The Easidew PRO I S Dew Point Transmitter does not withstand the 500 V AC insulation test to frame This must be taken into account when installing the equipment C 6 M...
Page 31: ...Easidew PRO I S User s Manual Michell Instruments 23 APPENDIX D Appendix D Quality Recycling Warranty Information...
Page 32: ...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...
Page 33: ...Easidew PRO I S User s Manual Michell Instruments 25 APPENDIX E Appendix E Return Document Decontamination Declaration...
Page 34: ...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 Y...
Page 35: ......
Page 36: ...http www michell com...
