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Endress+Hauser mypro CLM 431 Operating Instructions Manual

Conductive two-wire transmitter for conductivity and resistance
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BA 202C/07/en/02.00
No. 51500561
Software version 2.00 or later
mypro
CLM 431 / CLD 431
Conductive
Two-Wire Transmitter
for Conductivity and
Resistance
Operating Instructions
Endress Hauser
The Power of Know How

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Summary of Contents for Endress+Hauser mypro CLM 431

  • Page 1 mypro BA 202C/07/en/02.00 No. 51500561 Software version 2.00 or later CLM 431 / CLD 431 Conductive Two-Wire Transmitter for Conductivity and Resistance Operating Instructions Endress Hauser The Power of Know How...
  • Page 3 Please familiarise yourself with the instrument before you take any other steps: General information Safety You wish to install and prepare the instrument for start- up. The required steps are described in these chapters: Installation You wish to operate or reconfigure the instrument. The operating concept is explained in these chapters: Operation Functional description...

  • Page 4: Table Of Contents

    CLM 431 / CLD 431 conductive Table of contents LM431CE0.CHP Table of contents General information ........... 2 Symbols used .

  • Page 5: General Information

    General information mypro CLM 431 / CLD 431 conductive General information Symbols used Warning: Note: This symbol alerts to hazards which This symbol indicates important may cause serious injuries as well as items of information. Ignoring this damage to equipment if ignored.

  • Page 6: Product Structure

    CLM 431 / CLD 431 conductive General information LM431CE1.CHP Product structure You can identify the instrument variant by the ENDRESS+HAUSER order code on the nameplate. MYPRO order code CL M431-A3C2ME s er.-no. 0 ... 60mS / 0 ... 200 MΩ...
  • Page 7 General information mypro CLM 431 / CLD 431 conductive ENDRESS+HAUSER MYPRO order code CL D-A1D1CA s er.-no. µ µ Ω Ω 0,04 ...20 S /cm / 0 ... 25 M 0,04 ...20 S /cm / 0 ... 25 M -35°C ... 160°C 4 ...

  • Page 8: Safety

    CLM 431 / CLD 431 conductive Safety LM431CE2.CHP Safety Intended use The MyPro CLM 431 / CLD 431 is a field- • Chemical industry tested and reliable measuring transmitter • Pharmaceutical industry for determining the conductivity and specific • Foodstuffs industry resistance of liquid media.

  • Page 9: Monitoring And Safety Features

    Notes for installation in hazardous areas The MyPro CLM 431 / CLD 431 transmitter Note: has been manufactured and tested in accordance with the harmonised European For helpful information on the instal- regulations (CENELEC) for »electric equip-...

  • Page 10: Installation

    CLM 431 / CLD 431 conductive Installation LM431CE3.CHP Installation Measuring system The complete measuring system comprises: • the MyPro CLM 431 transmitter • or the compact unit MyPro CLD 431 with • a conductive two-electrode conductivity measuring cell CLS 12 measuring cell with an integrated temperature sensor, e.g.

  • Page 11: Dimensions

    Installation mypro CLM 431 / CLD 431 conductive Dimensions 3.2.1 MyPro CLM 431 conductive Dimensions of MASSCLM.CDR Fig. 3.3 MyPro CLM 431 Endress+Hauser...
  • Page 12 CLM 431 / CLD 431 conductive Installation LM431CE3.CHP MyPro CLD 431 conductive 3.2.2 ∅ 25 Dimensions of MyPro CLD 431 MASSCLD.CDR Fig. 3.4 with CLS 12 Endress+Hauser...

  • Page 13: Mounting

    Installation mypro CLM 431 / CLD 431 conductive Mounting 3.3.1 MyPro CLM 431 conductive The measuring transmitter MyPro CLM 431 The holder is attached to the MyPro housing can be installed on a wall or pipe using the with two screws. The housing can be rotated holder (depending on version) supplied with 90°...
  • Page 14 CLM 431 / CLD 431 conductive Installation LM431CE3.CHP Left: Flange mounting with angle bracket Right: Wall mounting with Fig. 3.7 mounting bracket MOUNT3D3.CDR MOUNT3D4.CDR Left: Flange mounting with angle bracket Right: Wall mounting with MOUNT2D3.CDR Fig. 3.8 mounting bracket MOUNT2D4.CDR...
  • Page 15 Installation mypro CLM 431 / CLD 431 conductive MyPro CLD 431 conductive 3.3.2 The compact version can be installed in a Note: pipe with medium flow. The distance of the measuring cell from the inside pipe wall • The torque to fasten the thread does not influence the accuracy of the must not exceed 25 Nm.
  • Page 16 CLM 431 / CLD 431 conductive Installation LM431CE3.CHP Instrument orientation 3.3.3 Housing orientation Following horizontal or vertical attachment to a wall or pipe, the orientation of the housing can be changed to provide optimal accessibility. 270° Housing orientation Left:...

  • Page 17: Connection Of Conductivity Measuring Cells

    Installation mypro CLM 431 / CLD 431 conductive Connection of conductivity measuring cells 3.4.1 Suitable measuring cells The following conductive conductivity measur- ing cells can be used for the measuring trans- mitter MyPro CLM 431: CLS 21 k = 1 CLS 12 / 13 / 15 / 19 k = 0.1...
  • Page 18 CLM 431 / CLD 431 conductive Installation LM431CE3.CHP Construction and preparation of CYK 71 cable with examples for connection Construction / preparation of special measuring cable CYK 71 1 Inner conductor (measuring signal) Warning: 2 Inner insulation 3 Black semiconductor...
  • Page 19 Installation mypro CLM 431 / CLD 431 conductive Instructions for measuring cable connection to CLM 431  ‚ Loosen fastening screws and pull off Loosen connection hood Pg cable gland and thread cable through. connection hood. ƒ „ Connect cable ends according to terminal Replace connection hood and tighten assignment diagram (figure 3.14).

  • Page 20: Electrical Connection

    MyPro CLM 431 / CLD 431: ments for the power supply and measuring cell connections. • Connect the MyPro CLM 431 / CLD 431 transmitter to a 12 ... 30 V power source The terminals for the two-wire line are located •...
  • Page 21 Installation mypro CLM 431 / CLD 431 conductive Resistance The required minimum supply voltage of the The maximum admissible resistance R transmitter depends on the resistance of the derived from the following formula: evaluation instrument connected. − The following diagram shows the required...

  • Page 22: Connection Of Mypro In Ex Area

    CLM 431 / CLD 431 conductive Installation LM431CE3.CHP Connection of MyPro in Ex area Connection of MyPro CLM 431-G The CLM 431-G instrument approved Warning: according to directive 76/117/EEC may be installed in Ex area 1 or 2. Observing the...

  • Page 23: Operation

    Power-up, factory settings The MyPro CLM 431 / CLD 431 does not have an “ON switch”. When power is applied, the instrument performs a self-test and then starts up in the measuring mode using the parame- ters last set.

  • Page 24: Operating Concept / Operating Elements

    CLM 431 / CLD 431 conductive Operation LM431CE4.CHP Operating concept / operating elements The intelligent MyPro CLM 431 / CLD 431 transmitter can be operated in the field with 4 keys or via the HART interface (hand-held terminal or Commuwin II) or via Profibus PA.

  • Page 25: Display

    Operation mypro CLM 431 / CLD 431 conductive Display The figure on the left shows the complete MyPro display. Various symbols are displayed depending on the instrument settings. LM431DIS.CDR Locking concept Access to instrument operation and write pro- Note: tection for field operation can be disabled via the keypad or the communication interface.

  • Page 26: Operating Level 1

    CLM 431 / CLD 431 conductive Operation LM431CE4.CHP Operating level 1 Display mode selection The display normally shows the currently measured value. The four operating keys are used to access the various display modes explained on the pages to follow.
  • Page 27 Operation mypro CLM 431 / CLD 431 conductive Diagnostic parameter menu 4.6.2 The diagnostic parameters show the current highest priority (Prio_1). If no other key is temperature offset (from temperature calibra- pressed for 30 s, the instrument automatically tion) and the diagnostic codes (error mes- switches back to the measured value display.
  • Page 28 CLM 431 / CLD 431 conductive Operation LM431CE4.CHP Calibration 4.6.4 The calibration menu of the MyPro CLM 431 / vity of the calibration solutions as a function of CLD 431 is used for temperature and conduc- temperature are documented. tivity calibration. The conductivity calibration, i.e.

  • Page 29: Operating Level 2

    Operation mypro CLM 431 / CLD 431 conductive Operating level 2 Operating level 2 covers all operating func- • When the desired function appears on the tions of the MyPro 431 / CLD 431 not included display, the value or selection can be in level 1.

  • Page 30: Functional Description

    CLM 431 / CLD 431 conductive Functional description LM431CE5.CHP Functional description This chapter contains detailed descriptions of tions referred to the matrix representation of and information on the individual MyPro func- the hand-held terminal or Commuwin II. Main parameters...
  • Page 31 Functional description mypro CLM 431 / CLD 431 conductive Function group MAIN PARAMETERS Setting Matrix Description Function/display Default Customer Entry of conductivity or resistance value for a current 0.0 µS/cm value of 4 mA (see chapter 4.6.3). 4 mA value...

  • Page 32: Basic Functions

    CLM 431 / CLD 431 conductive Functional description LM431CE5.CHP Basic functions Function group BASIC FUNCTIONS Setting Matrix Description Function/display Default Customer This function controls the calibration sequence when Remote – operated via the interface (see chapter 4.6.4 ). calibration...
  • Page 33 Functional description mypro CLM 431 / CLD 431 conductive Function group BASIC FUNCTIONS Setting Matrix Description Function/display Default Customer Switches the temperature measurement on/off and on + ATC Temperature toggles between manual and automatic temperature compensation compensation (MTC/ATC). type Note: •...

  • Page 34: Calibration Parameters

    CLM 431 / CLD 431 conductive Functional description LM431CE5.CHP Calibration parameters Function group CALIBRATION PARAMETERS Setting Matrix Description Function/display Default Customer Conductivity of calibration solution. 1000 µS/cm Entry of calibration Note: solution The unit is µS/cm or mS/cm. Value range: 0.000 µS/cm to 9999 mS/cm...

  • Page 35: Alpha Table

    1. Enter number of elements (VH 60) a table is stored in the MyPro CLM 431 / CLD 2. Select element 1 (VH 61) 431. The α characteristic is entered in a table 3. Enter temperature value 1 (VH 62) α...

  • Page 36: Polarisation Detection

    Conductive conductivity measuring cells are all of which complicate the determination of characterised by a limited measuring range the application limit. The MyPro CLM 431 / which mainly depends on the cell constant. CLD 431 transmitter employs a procedure However, the exact application range limits...
  • Page 37 Functional description mypro CLM 431 / CLD 431 conductive Function group DIAGNOSIS This function group can be used to define the error current assignments for each individual error and to disable (lock) field operation. Setting Matrix Description Function/display Default Customer...

  • Page 38: Service And Simulation

    CLM 431 / CLD 431 conductive Functional description LM431CE5.CHP Service and simulation Function group SERVICE/SIMULATION Setting Matrix Description Function/display Default Customer Displays the active diagnostic codes with the highest – Diagnostic code priority levels (see chapters 4.6.2 and 7.2).

  • Page 39: User Info

    Functional description mypro CLM 431 / CLD 431 conductive User info Function group USER INFO Setting Matrix Description Function/display Factory Customer Entry of a measuring point designation (tag number). “ ” Tag number (8 spaces) Value range: Any sequence of 8 alphanumeric characters.

  • Page 40: Interfaces

    CLM 431 / CLD 431 conductive Interfaces LM431CE6.CHP Interfaces ® HART ® ® 6.1.1 HART with hand-held terminal or HART Communicator In addition to field operation, the MyPro Note: CLM 431 / CLD 431 transmitter can also be accessed via the universal hand-held terminal Refer to the DXR 275 operating ®...
  • Page 41 MyPro CLM 431 / CLD 431 measuring system. allows you to access the MyPro CLM 431 / CLD 431 operat- ing matrix via the „matrix group selection“ (see figure 6.2). All 5. Press the HOME function key „F3“ to return to the function groups and functions accessible through HART are „Online“...
  • Page 42 MAIN Meas. value Temperature Operating state Signal damping Value for Value for Mode: cond./MΩ PARAMETERS 4 mA 20 mA BASIC Cal. (contr. field) T of medium Reference temp. Cell constant Cable resistance MTC temp. entry Temp. correction FUNCTIONS CALIBR. Cond. of solution T of solution Temp.
  • Page 43 CLM 431 / CLD 431 conductive ® 6.1.2 HART with Commuwin Description The MyPro CLM 431 / CLD 431 measuring A program extension additionally supports transmitter can also be operated via its recording of measured values on a line ® recorder.

  • Page 44: Profibus-Pa

    CLM 431 / CLD 431 conductive Interfaces LM431CE6.CHP Commuwin II operating matrix MAIN Operating Unit of Signal Value for Value for Oper. mode Meas. value Temperature PARAMETERS state meas. value damping 4 mA 20 mA cond./MΩ α value BASIC Calibration Temp.

  • Page 45: Troubleshooting

    CLM 431 / CLD 431 conductive Troubleshooting Error indication The MyPro CLM 431 / CLD 431 indicates The error can then be identified in the diag- errors by means of an alarm symbol flashing nostic parameters via the diagnostic code.
  • Page 46 CLM 431 / CLD 431 conductive Troubleshooting LM431CE7.CHP Failure Display Measures Error current assignment (default) Current output parameter range too Spread current output. not active small Current simulation active Choose correct current output parameter. not active E100 Switch off service function or switch instrument off and on...

  • Page 47: Service And Maintenance

    Service and maintenance mypro CLM 431 / CLD 431 conductive Service and maintenance Cleaning We recommend using commercially available cleaning agents to clean the front of the instru- ment. Note: The instrument front is resistant to (DIN 42 115 test method):...

  • Page 48: Accessories

    CLM 431 / CLD 431 conductive Accessories LM431CE9.CHP Accessories The following accessories may be ordered • Extension cable CYK 71 separately: Extension cable for conductive measuring cells for use with junction box VS. • Transmitter power supply units Order no. 50085333 –...

  • Page 49: Technical Data

    Technical data mypro CLM 431 / CLD 431 conductive Technical data MyPro CLM 431 conductive General specifications Manufacturer Endress+Hauser Equipment designation MyPro CLM 431 conductive Physical data Dimensions (H × W × D) 227 × 104 × 137 mm Weight max.
  • Page 50 CLM 431 / CLD 431 conductive Technical data Electrical data Supply voltage +12 ... +30 V DC Power consumption max. 660 mW Signal output 4 ... 20 mA, potential separated from sensor circuit Error current signal output 22 mA ± 0.02 mA ®...
  • Page 51 Technical data mypro CLM 431 / CLD 431 conductive LM431CEX.CHP MyPro CLD 431 conductive General specifications Manufacturer Endress+Hauser Equipment designation MyPro CLD 431 conductive Physical data Length with CLS 12 321 mm Process connection G1 thread Weight approx. 2 kg...

  • Page 52: Index

    CLM 431 / CLD 431 conductive Index Index a table ......32 General information .
  • Page 53 Index mypro CLM 431 / CLD 431 conductive INDEX-E.CHP Signal output ......46 Packaging ......2 Simulation .
  • Page 54 Tel. ++6 75 (3) 25 11 88, Fax (3) 25 95 56 Austria Fax (11) 5 0 31 30 67 Endress+Hauser Ges.m.b.H. Poland Philippines Wien Endress+Hauser Polska Sp. z o.o. Canada Brenton Industries Inc. Tel. ++43 (1) 8 80 56-0, Fax (1) 8 80 56-35 Warszawy Endress+Hauser Ltd. Makati Metro Manila Tel.

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