Michell Instruments Promet I.S. User Manual
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Michell Instruments Promet I.S. User Manual

Process moisture analyzer
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Promet I.S.
Process Moisture Analyzer
User's Manual
4
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97221 Issue 5
March 2017

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Summary of Contents for Michell Instruments Promet I.S.

  • Page 1 Promet I.S. Process Moisture Analyzer User’s Manual 97221 Issue 5 March 2017...
  • Page 2 Please fi ll out the form(s) below for each instrument that has been purchased. Use this information when contacting Michell Instruments for service purposes. Analyzer Code Serial Number Invoice Date Location of Instrument Tag No Analyzer Code Serial Number Invoice Date...
  • Page 3 © 2017 Michell Instruments This document is the property of Michell Instruments Ltd. and 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.

  • Page 4: Table Of Contents

    Promet I.S. User’s Manual Contents Safety ..........................vii Electrical Safety ......................vii Pressure Safety ......................vii Toxic Materials ......................vii Repair and Maintenance ....................vii Calibration ........................vii Safety Conformity ....................... vii Abbreviations ........................viii Warnings .......................... viii INTRODUCTION ....................1 Performance Features ..................
  • Page 5 Figure 19 Pressure Transmitter Connector ..............27 Figure 20 Removal of Terminal Block ................28 Figure 21 Pressure Transmitter Wiring Diagram ............29 Figure 22 Units of Measurement Readings in Sequence ..........31 Figure 23 Menu Maps ....................34 Figure 24 Dimensional Drawings................47 Michell Instruments...
  • Page 6 Promet I.S. User’s Manual Appendices Appendix A Technical Specifi cations ................46 Dimensional Drawings ..............47 Appendix B Serial Communications ................49 Appendix C Modbus RTU Comms ................. 54 Appendix D Hazardous Area Certifi cation ..............57 Product Standards ............... 57 Product Certifi...

  • Page 7: Safety

    Repair and Maintenance The instrument must be maintained either by the manufacturer or an accredited service agent. Refer to www.michell.com for details of Michell Instruments’ worldwide offi ces contact information. Calibration The recommended calibration interval for the analyzer is 12 months (6 months or less for agressive gases) depending on the application in which the instrument is used.

  • Page 8: Abbreviations

    Promet I.S. User’s Manual Abbreviations The following abbreviations are used in this manual: Ampere alternating current barg pressure in bar (gauge) °C degrees Celsius °F degrees Fahrenheit direct current dew point Hertz lb/MMscf pounds per million standard cubic feet lbf-ft pound force per foot milliampere mg/m...

  • Page 9: Introduction

    1 or Zone 2 (Class I, Division 1, Groups A,B,C and D) hazardous area. The control unit and transmitters are connected via a standard 2-wire instrumentation cable protected by safety isolation interface units. Figure 1 Promet I.S. Control Unit Michell Instruments...

  • Page 10: Performance Features

    Promet I.S. User’s Manual INTRODUCTION Performance Features • State-of-the-art ceramic moisture sensor with chemically inert materials coupled with physical resilience provides long-term reliability in the most arduous applications. Robust construction also enables measurement directly at process / pipeline pressure up to 45 MPa (450 barg/5801 psig). •...

  • Page 11: Theory Of Operation

    The fi rmware of the Promet I.S. incorporates dew point/pressure to moisture content conversion data for ideal gas and natural gas. The calculation for natural gas uses either the long established IGT research Bulletin No.8 or the more recently published ISO 18453, depending on the customer’s preference. Michell Instruments...

  • Page 12: System Components

    Promet I.S. User’s Manual INTRODUCTION System Components The Promet I.S. Process Moisture Analyzer consists of: • the sensor assembly • the control unit   Sensor Assembly Control Unit (Up to four channels can have any combination of Promet I.S. and Liquidew I.S.*) Port for optional pressure transmitter Sensor block Dew-point transmitter...

  • Page 13: User Interface

    Select selection. Select •  key: The  key is used to scroll up through pages in the top and sub- level menus and to increase values in sub-level menus. Michell Instruments...
  • Page 14 Promet I.S. User’s Manual INTRODUCTION •  key: The  key is used to scroll down through pages in the top and sub-level menus and to decrease values in sub-level menus. • Display key is used to change the display unit (see Section Display 3.2.2).

  • Page 15: Power Supply And Input/Output Signal

    A contacts rated 5A / 240 V AC or 4A / 24 V DC, non-inductive load. The control actions and set points of these four alarms are user-programmable. A fault alarm with adjustable set points is also included. Michell Instruments...

  • Page 16: Sampling System

    Maximum pressure: 45 MPa (450 barg / 5801 psig) • Flow rate: 1 to 5 Nl/min (2.1 to 10.6 scfh) NOTE: Contact Michell Instruments if you wish to order a specifi c sampling system. Please refer to the Promet I.S. Premium Sampling System Instructions if a Michell sampling system has been ordered with the Promet I.S.

  • Page 17: Installation

    Remove the end packing pieces and set the control unit down at the site of installation. Save all the packing materials for the purpose of returning the instrument to the manufacturer for service. If ordered, the Promet I.S. Premium Sampling System will be shipped in a separate box. Michell Instruments...

  • Page 18: Operating Requirements

    Area. The sensor assembly is ATEX and IECEx or CSA and FM certifi ed (to be specifi ed at time of order). To operate correctly, the sensor assembly must be installed within a suitable sampling system (Michell Instruments can supply standard and custom designed sampling systems).

  • Page 19: Figure 6 Rack Mounting Method

    Connect the power supply cable and switch the switch to ON/OFF Re-fi t any covers to the rack as necessary. NOTE: Allow a minimum clearance depth of 100mm (4”) behind the instrument housing for cables and vents. Michell Instruments...

  • Page 20: Mounting The Promet I.s. Sensor Assembly Into The Sampling System

    Promet I.S. User’s Manual INSTALLATION 2.3.2 Mounting the Promet I.S. Sensor Assembly into the Sampling System HIGH PRESSURE! High pressure gases are potentially hazardous. Energy stored in these gases can be released suddenly and with extreme force. High pressure systems should be assembled and operated only by people who have been trained in proper safety practices.
  • Page 21 Michell recommends that a fl ow-rate of 1 to 5 Nl/min (2.1 to 10.6 scfh) (or equivalent at pressure) be set and that the dew-point transmitter is mounted as close as practicably possible to the sample source. Michell Instruments...

  • Page 22: Sampling System Installation

    Promet I.S. User’s Manual INSTALLATION 2.3.3 Sampling System Installation HIGH PRESSURE! High pressure gases are potentially hazardous. Energy stored in these gases can be released suddenly and with extreme force. High pressure systems should be assembled and operated only by people who have been trained in proper safety practices.

  • Page 23: Wiring

    ALARMS ALARM 1 ALARM 3 OUTPUT 1 OUTPUT OUTPUT 2 COMMS RS 485 90-264 VAC POWER POWER SUPPLY SOCKET (BY OTHERS) 10-72 VDC POWER POWER SUPPLY CONNECTOR (BY OTHERS) SAFE AREA HAZARDOUS AREA Figure 8 Overall Wiring Arrangement Michell Instruments...

  • Page 24: Control Unit Wiring

    Promet I.S. User’s Manual INSTALLATION 2.4.2 Control Unit Wiring The electrical connections are located at the rear panel of the control unit. There are spaces for four individual channels. HAZARDOUS AREA INFORMATION: The only connections on the control unit which can take cables from hazardous area are the connectors labelled SENSOR INPUTS ALL OTHER CONNECTORS MUST NOT BE CONNECTED TO CABLES...

  • Page 25: Figure 9 Control Unit Electrical Connections

    ALARMS SP2 SP4 SP1 SP3 NO NC COM NO NO NC COM NO Alarm output User interface key lock OUTPUT mA1 0V mA2 LOCK OFF ON Analog output COMMS RS485 RS485 port Figure 9 Control Unit Electrical Connections Michell Instruments...

  • Page 26: 2.4.2.1 Power Supply Input Connection

    Promet I.S. User’s Manual INSTALLATION 2.4.2.1 Power Supply Input Connection 85 to 265 V AC The AC power supply connection is a push fi t socket labelled as shown POWER INPUT below. POWER INPUT  Socket IEC connector  Figure 10 POWER INPUT Socket The method of connection is as follows: Turn off the AC power.

  • Page 27: Figure 11 Power Input Connector Block

    Connect the free end of the power cable to a suitable DC power supply source (voltage range 10 to 72 V DC). The instrument may then be switched on, as required, by the power switch at the source. Michell Instruments...

  • Page 28: 2.4.2.2 Sensor Signal Input Connection

    Promet I.S. User’s Manual INSTALLATION 2.4.2.2 Sensor Signal Input Connection HAZARDOUS AREA INFORMATION Cables from transmitters mounted in hazardous areas can be connected directly to the connector block. There SENSOR INPUTS are built-in Galvanic I.S. barriers for all connections made to this connector block.

  • Page 29: 2.4.2.3 Analog Output Connection

    Insert the – 4-20 mA lead into the terminal way on the terminal block and tighten the screw. Check that the wiring has been completed correctly. Push the terminal block fi rmly back into the socket. OUTPUT Michell Instruments...

  • Page 30: 2.4.2.4 Alarm Output Connection

    Promet I.S. User’s Manual INSTALLATION 2.4.2.4 Alarm Output Connection Four alarm output ports are provided and are connected to the instrument via a single 8-way push fi t connector block labelled as shown below. ALARMS ALARMS socket Terminal block Figure 14 ALARM Connector Block Alarm 1 (connection labelled as SP1) and Alarm 2 (connection labelled as SP2) are Form C (single pole, double throw) relays.

  • Page 31: 2.4.2.5 Rs485 Port Connection

    Figure 9 . COMMS The method of connection is as follows: Pin Number Function Check the orientation of the RS485 connector and gently push it into the socket. Tighten the two screws on the connector. Michell Instruments...

  • Page 32: Sensor Assembly Wiring

    Promet I.S. User’s Manual INSTALLATION 2.4.3 Sensor Assembly Wiring NOTE: If the analyzer has been ordered with a sampling system, the Promet I.S. sensor assembly will be wired-up in the factory to the junction box. In that case disregard the following instructions and go to Section 3. 2.4.3.1 Dew-point Transmitter Wiring HAZARDOUS AREA INFORMATION The dew-point transmitter (Easidew PRO I.S.) is certifi...

  • Page 33: Figure 15 Crimped Wires

    Figure 15 Crimped Wires Figure 16 Cut to 5mm Cable connection to the dew-point transmitter is made via the terminal block (4) (see Figure 17) . Remove the terminal housing lid (2) to access. Figure 17 Dew-point Transmitter Housing Michell Instruments...

  • Page 34: Figure 18 Pin Assignment Drawing

    Promet I.S. User’s Manual INSTALLATION Ensure that the outer diameter of the selected cable is matched to an EExe M20 cable gland (5). Unscrew the cable gland (5) and slide the cable through the cable gland (5) and into the terminal housing (1) through the cable entry (3).

  • Page 35: 2.4.3.2 Optional Pressure Transmitter Wiring

    (order code: ), skip this section. The cable connection to the pressure transmitter is made via the removable connector. Loosen the central screw (1) to remove the connector from the transmitter. Figure 19 Pressure Transmitter Connector Michell Instruments...

  • Page 36: Figure 20 Removal Of Terminal Block

    Promet I.S. User’s Manual INSTALLATION When the connector is unplugged from the transmitter, remove the central screw (1) (Figure 19) completely. Remove the gasket (8) (Figure 19) from the connector. Using a small screwdriver in the mounting hole (7), lever the terminal block (6) out of the outer housing (5) (Figure 20) .

  • Page 37: Figure 21 Pressure Transmitter Wiring Diagram

    Slide the terminal block (6) onto the connection pins on the transmitter. NOTE: There is only one orientation by which the terminal block can be plugged onto the transmitter. Michell Instruments...

  • Page 38: Operation

    Promet I.S. User’s Manual OPERATION OPERATION Preparation Before applying power and beginning sample fl ow ensure that the system has been properly installed following the instructions in Section 2 and that all sample connections are tight and leak free. Check that the wiring has been correctly completed. Ensure that personnel are familiar with Sections 1, 2 and 3 of this manual in which the equipment controls, indicators, elements of the display and overall menu structure are described before starting operation.

  • Page 39: Powering-Up The Analyzer

    Lbmmscf natural gas Display 6 5. 0 B Pressure MG/M3 1 9. 6 1 mg/m natural gas Display 6 5. 0 B Pressure PPMV N 2 5. 7 4 natural gas Display Units of Measurement Readings in Sequence Figure 22 Michell Instruments...

  • Page 40: 3.2.2.2 Manual Set Pressure Value

    Promet I.S. User’s Manual OPERATION At the Main Reading Page, the full description of the currently selected unit for the moisture measurement will scroll across the display on the bottom line at set intervals (set in the – display settings sub-menu). DISP NOTE: Unit for the sample pressure reading / set value can be set in the DISP...

  • Page 41: Menu Structure

    Scroll Interval Select Menu Menu Select ENTER SKIP FAULT FAULT Select Menu Menu Select Menu Select Pressure Select Menu Pressure Select Menu Menu Select SKIP ENTER Source OUTPUT OUTPUT Select Menu Menu Zero Select Select Menu Span Select Michell Instruments...

  • Page 42: Figure 23 Menu Maps

    Promet I.S. User’s Manual OPERATION CHANGE UNITS See Section 3.2.2.1 Display MANUAL SET PRESSURE VALUE MAIN See Section 3.2.2.2 READING ADIN Select PAGE BRIGHTNESS ADJUSTMENT Select See Section 3.2.2.3 Menu SP_1 CHANGE MAIN MENU Select SETTINGS SP_2 ALARM SETTING MENU Select See Section 3.8 SP_3...

  • Page 43: Main Reading Page

    Select confi rm. The display will then change to the next setting parameter which is for readings. PPMV I NOTE: The pressure reading / set value at the Main Reading Page will then change to the selected unit. Michell Instruments...

  • Page 44: Settings For The Ppmv I (Ideal Gas) Reading

    Promet I.S. User’s Manual OPERATION • For the model with active pressure compensation ( ), the P1/P2 pressure reading value will be automatically converted based on the new unit selected. • For the model without active pressure compensation ( ), the manually set pressure value will NOT be automatically converted based on the new unit selected.

  • Page 45: Fault Alarm Set-Up

    The display will then change to the next setting parameter - the maximum dew-point fault alarm set-point. NOTE: This fault alarm set-point can only be set in °Cdp, no matter what unit has been selected for the Main Reading Page. Michell Instruments...

  • Page 46: Maximum Dew-Point Value For The Fault Alarm

    Promet I.S. User’s Manual OPERATION 3.6.2 Maximum Dew-point Value for the Fault Alarm 2 0. 0 C M A X _ D P This is the maximum dew-point above which the fault alarm will be activated. Increase or decrease the value by pressing the  and  keys. When the desired set-point is on the display press the key to Select...

  • Page 47: Maximum Pressure Value For The Fault Alarm

    NOTE: The unit could be either barg (B) or psig (P), depending on the choice of pressure unit in – display settings sub-menu (refer to Section 3.5.1). DISP The value will be automatically converted if a new unit is selected. Michell Instruments...

  • Page 48: Output Set-Up

    Promet I.S. User’s Manual OPERATION Output Set-Up The source and scale of the 4-20 mA output can be confi gured in – output OUTPUT settings sub menu. From the Main Reading Page, press to enter the main menu. Use the Menu Select to scroll to the...

  • Page 49: Output Range Zero Value Settings

    Section 3.7.1. The value of the output SPAN range will not change accordingly when a new output source selected. The range should be checked and manually adjusted after changing the output source. Michell Instruments...

  • Page 50: Alarm Set-Up

    Promet I.S. User’s Manual OPERATION Alarm Set-Up There are 4 built-in alarm relays. They can be confi gured independently in the menu. From the Main Reading Page, press and hold the key then press the  key to Select enter the page.

  • Page 51: Alarm Source Selection

    TOT_1 – not in use . . . TARE – not in use AUX_1 – moisture content in lb/MMscf natural gas AUX_2 – moisture content in mg/m natural gas AUX_3 – moisture content in ppm natural gas AUX_4 – not in use Michell Instruments...
  • Page 52 Promet I.S. User’s Manual OPERATION When the desired source is on the display, press the key to confi rm. Select The alarm will then switch to the selected source. The display will return to the page. ALARM 0 1 0 S P C _ 1 Use the ...
  • Page 53 Promet I.S. User’s Manual APPENDIX A Appendix A Technical Specifi cations Michell Instruments...

  • Page 54: Technical Specifi Cations

    Promet I.S. User’s Manual APPENDIX A Appendix A Technical Specifi cations Sensors Sensor Technology Michell Ceramic Moisture Sensor Sensor Version Easidew PRO I.S. Measurement Range -100 to +20°Cdp (-148 to +68°Fdp) Calibration Range -100 to +20°Cdp (-148 to +68°Fdp) Traceable to British (NPL) and American (NIST) National Humidity Calibration Standards Dew point: ±1°C between –60 and +20°Cdp (-76 and +68°Fdp)

  • Page 55: Figure 24 Dimensional Drawings

    Pattern Approval GOST-R, GOST-K Dimensional Drawings 328mm (12.9”) Sample port 1/8” NPT (F) 20mm (0.8”) 375mm + 100mm for cable clearance (14.75” + 3.9”) CHANNEL 1 CHANNEL 3 CHANNEL 2 CHANNEL 4 483mm (19”) Figure 24 Dimensional Drawings Michell Instruments...
  • Page 56 Promet I.S. User’s Manual APPENDIX B Appendix B Serial Communications 97221 Issue 5, March 2017...

  • Page 57: Appendix B Serial Communications

    It will be necessary to match up the A/B (Differential data pair) and GND (0 V) pins with the wiring of your own third party adaptor. E.g. For the K3-ADE RS232->RS485 adaptor use the following wiring: Pin Name Promet DB9 Pin K3-ADE DB9 Pin This wiring is the generally accepted standard for most 2-wire RS485 equipment. Michell Instruments...
  • Page 58 Promet I.S. User’s Manual APPENDIX B Setting the Address of the Monitor This procedure needs to be done for either ASCII or MODBUS RTU protocols. a. Press the and  keys simultaneously to display the BRI (brightness) Select menu. b. Press the key again to display the CAL (calibration) menu.
  • Page 59 1 to 65535 to 9999999 • Reading the dew-point value from a meter that has an address of 2: Send: s2r253$ • Reading the LBMMSCF from a meter that has an address of 5: Send: s5r244$ Michell Instruments...
  • Page 60 Promet I.S. User’s Manual APPENDIX B MODBUS RTU Once the protocol has been set the monitor will communicate in accordance with the standard Modbus RTU protocol. command should be used to read the registers listed in the register Read Holding Registers map.
  • Page 61 Promet I.S. User’s Manual APPENDIX C Appendix C Modbus RTU Comms Michell Instruments...

  • Page 62: Appendix C Modbus Rtu Comms

    ON after making any required changes to the confi guration codes. Adjusting confi guration codes without the express written instruction of Michell Instruments may result in damage to the monitor that is NOT covered under warranty. 97221 Issue 5, March 2017...
  • Page 63 Promet I.S. User’s Manual APPENDIX C Michell Instruments...
  • Page 64 Promet I.S. User’s Manual APPENDIX D Appendix D Hazardous Area Certifi cation 97221 Issue 5, March 2017...

  • Page 65: Appendix D Hazardous Area Certifi Cation

    IS, Class I, Division 1, Groups A, B, C & D, T4 Global Certifi cates/Approvals ATEX Baseefa 06ATEX0330X ATEX System Baseefa 07Y0027 IECEx IECEx BAS 06.0090X 2013218 3030238 TC TR Ex RU C-GB. ГБ05.B.00229 These certifi cates can be viewed or downloaded from our website at: http://www.michell.com Michell Instruments...

  • Page 66: Terminal Parameters

    Maintenance and servicing of the product must only be carried out by suitably trained personnel or returned to an approved Michell Instruments’ Service Ce 97221 Issue 5, March 2017...
  • Page 67 Promet I.S. User’s Manual APPENDIX F Appendix E System Drawings Michell Instruments...

  • Page 68: Appendix E System Drawings

    APPENDIX F Promet I.S. User’s Manual Appendix E System Drawings Baseefa Approved System Drawing 97221 Issue 5, March 2017...

  • Page 69: Fm Approved System Drawing

    Promet I.S. User’s Manual APPENDIX F FM Approved System Drawing Michell Instruments...

  • Page 70: Csa Approved System Drawing

    APPENDIX F Promet I.S. User’s Manual CSA Approved System Drawing 97221 Issue 5, March 2017...
  • Page 71 Promet I.S. User’s Manual APPENDIX F Appendix F Quality, Recycling & Warranty Information Michell Instruments...

  • Page 72: Appendix F Quality, Recycling & Warranty Information

    Promet I.S. User’s Manual Appendix F Quality, Recycling & Warranty Information Michell Instruments is dedicated to complying to all relevant legislation and directives. Full information can be found on our website at: www.michell.com/compliance This page contains information on the following directives: •...
  • Page 73 APPENDIX G Promet I.S. User’s Manual Appendix G Return Document & Decontamination Declaration Michell Instruments...

  • Page 74: Appendix G Return Document & Decontamination Declaration

    Has the equipment been cleaned and decontaminated? NOT NECESSARY Michell Instruments will not accept instruments that have been exposed to toxins, radio-activity or bio-hazardous Work will not be carried out on any unit that does not have a completed decontamination declaration.
  • Page 75 Promet I.S. User’s Manual NOTES Michell Instruments...
  • Page 78 http://www.michell.com...

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