Endress+Hauser Liquisys M CLM 223 Operating Instructions Manual

Transmitter for conductivity

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Operating instructions manual (86 pages)

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BA 193C/07/en/05.99

No. 51500270

CV 5

valid from software version 2.0 upward

Liquisys M

CLM 223 / 253

Transmitter for Conductivity

ENDRESS+HAUSER

LIQUISYS M

Endress

The Power of Know How

ENDRESS+HAUSER

LIQUISYS M

Hauser

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Page 1 Liquisys M BA 193C/07/en/05.99 No. 51500270 CV 5 CLM 223 / 253 valid from software version 2.0 upward Transmitter for Conductivity ENDRESS+HAUSER LIQUISYS M ENDRESS+HAUSER LIQUISYS M Endress Hauser The Power of Know How...
Page 2 CLM 223 / 253 Note: The instrument has protection class II. Grounding of the measuring cable screen requires a ground connection. Correction to page 13 Connections of field instrument Ground terminal Fig. 3.11 Connection compartment sticker for field instrument LSF_LF.EPS CLM 253 Endress+Hauser...
Page 3 Brown (unused) Yellow (13) CYK 71 Fig. 3.13 Structure of special measuring cable CYK 71 KABEL.EPS Correction to page 15 Examples for connection Fig. 3.14 Connection of conductive measuring cells (CLS 15, CLS 19, CLS 20, CLS 21) LM2X3DE.EPS Endress+Hauser...
Page 4 Need information on the instrument? Please read the following chapters: General information Safety You wish to install the instrument. 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 Instrument configuration Interfaces...
Page 5: Table Of Contents
Liquisys M CLM 223 / 253 LM253E00.CHP Table of contents General information ........... 2 Symbols used .
Page 6: General Information
General information Liquisys M CLM 223 / 253 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. damage to equipment if ignored. Ignoring this information may result in malfunction.
Page 7: Product Structure
Liquisys M CLM 223 / 253 General information LM253E01.CHP Product structure You can identify the instrument version by the order code on the nameplate. ENDRESS+HAUSER ENDRESS+HAUSER LIQUISYS-M LIQUISYS-M conductivity cond./ Leitfähigkeit kond. conductivity cond./ Leitfähigkeit kond. order code / Best.Nr.
Page 8: Safety
Safety Liquisys M CLM 223 / 253 Safety Intended application The CLM 223/253 transmitter is a field-tested • Chemical industry and reliable measuring transmitter used to • Pharmaceutical industry determine the conductivity and resistance of • Foodstuffs industry liquid media.
Page 9: Monitoring And Safety Features
Liquisys M CLM 223 / 253 Safety LM253E02.CHP Monitoring and safety features Safety features Monitoring features The transmitter is protected against external In the event of a system error or power failure, influences and damage by the following an alarm condition is signalled via a fault- design measures: signalling contact.
Page 10: Installation
• Installation is followed by start-up (see chapter 5). Measuring system The complete measuring system comprises: Optional: • The Liquisys M CLM 223 or CLM 253 • Extension cable CYK 71 (conductive) transmitter or CLK 5 (inductive) • A measuring cell with or without an •...
Page 11: Dimensions
Liquisys M CLM 223 / 253 Installation LM253E03.CHP Dimensions ENDRESS+HAUSER LIQUISYS GEHAEUS1.CDR REL1 ALARM REL2 REL1 REL2 Dimensions of Liquisys M FELD1.CDR Fig. 3.2 CLM 253 Inside of housing of Liquisys M CLM 253 1 Removable electronics box 2 Partition plate 3 Terminal blocks FELD2.CDR...
Page 12: Mounting
Installation Liquisys M CLM 223 / 253 EINBAU1.CDR Liquisys M CLM 223, EINBAU2.CDR Fig. 3.4 panel-mounted version Mounting 3.3.1 Field instrument Several mounting versions are available for Weather protection cover CYY 101 can be the Liquisys M in the field instrument version: used for outdoor installation in conjunction with all mounting versions.
Page 13 Liquisys M CLM 223 / 253 Installation LM253E03.CHP Post mounting kit Universal mounting post CYY 102 Mounting kit for installation of field housing on Square tube for mounting of measuring horizontal or vertical pipes (max. ∅ 60 mm); transmitters; material: 1.4301 (SS 304);...
Page 14 Installation Liquisys M CLM 223 / 253 3.3.2 Mounting examples Liquisys M field instrument: MONT10.CDR Fig. 3.7 Pipe mounting Liquisys M field instrument Left: Wall mounting Right: Mounting with universal post and weather MONT2.CDR Fig. 3.8 protection cover Endress+Hauser...
Page 15 Liquisys M CLM 223 / 253 Installation LM253E03.CHP 3.3.3 Panel-mounted instrument The instrument is attached using the supplied tensioning screws (see Fig. 3.9). The required overall installation depth is approx. 165 mm. +0.5 Attachment of panel- mounted instrument max. 45 approx.
Page 16: Electrical Connection
Installation Liquisys M CLM 223 / 253 Electrical connection Connection diagram The connection diagram depicted in Fig. 3.10 The connection of the various measuring cells shows the connections for an inductive or is shown in more detail in Figs. 3.13 to 3.15.
Page 17 Liquisys M CLM 223 / 253 Installation LM253E03.CHP Connections of field instrument For connection, the measuring cables are introduced through the cable glands on the field instrument and connected according to the connection diagram in Figs. 3.10, 3.11 and 3.12.
Page 18: Measuring Cell Installation And Cable Connection
Installation Liquisys M CLM 223 / 253 Measuring cell installation and cable connection Measuring cable connection The conductivity measuring cells are connected using a special, shielded multi-core cable. Termination instructions are supplied with the measuring cables. Use junction box VBM (see chapter 9) to extend the measuring cable.
Page 19 Liquisys M CLM 223 / 253 Installation LM253E03.CHP Examples for connection Note: The sensor screen must be grounded to ensure faultless operation of the conductive instrument. For that purpose, a PE distribution board is 11 12 13 84 15 16 83 available.
Page 20: Operation
Operation Liquisys M CLM 223 / 253 Operation Operator interface Display of active Liquid crystal display contact and key for for display of measured relay switching in values and manual mode configuration data mS/cm 12.15 R232 Setpoint LED indicator for alarm...
Page 21: Key Functions
Liquisys M CLM 223 / 253 Operation LM253E04.CHP Key functions CAL key AUTO key When the CAL key is pressed, the instrument This key is used to toggle between the prompts for the calibration access code (fixed automatic and manual modes of operation.
Page 22: Auto / Manual Mode Of Operation
Operation Liquisys M CLM 223 / 253 Auto / manual mode of operation Auto mode Note: In this mode of operation, the relays • Enable the manual mode by are controlled by the transmitter. entering access code “22”. REL key •...
Page 23: Operating Concept
Liquisys M CLM 223 / 253 Operation LM253E04.CHP Operating concept Operating modes Measuring mode: Standard mode of operation, display of current measured values Calibration mode: Setup mode: Execution of Access to all calibration routine configuration settings Code input: Code Following input of...
Page 24 Operation Liquisys M CLM 223 / 253 Menu structure The configuration and calibration functions Note: are arranged in a menu structure by function groups. • If a change is made but not confirmed by pressing the ENTER The function groups are selected in the setup key, the previous setting is mode with the PLUS and MINUS keys.
Page 25: Access Codes
Liquisys M CLM 223 / 253 Operation LM253E04.CHP Hold function: “freezes” the outputs The current output is “frozen” in the setup • All hold settings are ignored for mode and during calibration, i.e. the last Chemoclean, timer and the external hold current value is constantly output.
Page 26: Instrument Configuration
Instrument configuration Liquisys M CLM 223 / 253 Instrument configuration Setup mode After power-up (connection to power), the instrument performs a self-test and then ➜ SETUP 1 (A) see chpt. 5.2.1 enters the measuring mode. ➜ SETUP 2 (B) see chpt. 5.2.2 ➜...
Page 27 Liquisys M CLM 223 / 253 Instrument configuration LM253E5A.CHP Hold Active during configuration and calibration 0 µS/cm ... 2 S/cm (no measuring range adjustment). Measuring range The measuring ranges float and are determined by the measuring cells connected (see chapter 9).
Page 28: Start-Up
Instrument configuration Liquisys M CLM 223 / 253 Start-up After power-up (connection to power supply established), the user must make the following selections in the specified function groups: • Function group SERVICE (S) • Function group SETUP 2 (B) S1: Select language and exit function Adjust all the parameters in this group;...
Page 29 Liquisys M CLM 223 / 253 Instrument configuration LM253E5A.CHP Selection or range Coding Field Display Info Factory setting When “auto” or “auto Ω” is auto, µS/cm, mS/cm, selected, the maximum auto S/cm, µS/m, mS/m, Selection of unit to resolution possible is S/m, auto Ω, kΩ⋅cm,...
Page 30: Current Outputs
Instrument configuration Liquisys M CLM 223 / 253 Selection or range Coding Field Display Info Factory setting Only if B2 = lin. 2.10 Enter temperature 2.10 %/K Any table defined is not active in coefficient α 0.00 ... 20.00 %/K this case.
Page 31 Liquisys M CLM 223 / 253 Instrument configuration LM253E5A.CHP Selection or range Coding Field Display Info Factory setting 4-20 Selection of 4–20 mA O211 O211 current range 0–20 mA Sel.Range Enter the measured value cond/ind: 0.00 µS/cm 0/4 mA value;...
Page 32: Monitoring Functions
Instrument configuration Liquisys M CLM 223 / 253 Selection or range Coding Field Display Info Factory setting cond/ind: 0.00 µS/cm MOhm: 0.00 kΩ⋅cm µS/cm 0.00 Enter x value x value = measured value O234 O234 conc: 0.00 % (measured value) determined by user.
Page 33 Liquisys M CLM 223 / 253 Instrument configuration LM253E5A.CHP Selection or range Coding Field Display Info Factory setting Depending on the unit selected Enter alarm delay in F2, the alarm delay is entered 0 ... 2000 s (min) in s or min.
Page 34 Instrument configuration Liquisys M CLM 223 / 253 5.4.2 Check Polarisation detection Polarisation effects in the interface between measuring cells. The Liquisys M transmitter electrode and measuring solution limit the has the ability to detect polarisation effects measuring range of conductive conductivity using an intelligent signal evaluation process.
Page 35: Relay Contact Configuration
Liquisys M CLM 223 / 253 Instrument configuration LM253E5B.CHP Relay contact configuration The relay contacts described below can be • Limit contactor for measured conductivity value: R2 (1) selected and configured as required (up to • Limit contactor for temperature: R2 (2) four with four contacts depending on options •...
Page 36 Instrument configuration Liquisys M CLM 223 / 253 P controller: Used for simple linear control PD controller: Used for processes that purposes with small system deviations. Where require quick response and where peaks are major changes are to be controlled, to be corrected.
Page 37 Liquisys M CLM 223 / 253 Instrument configuration LM253E5B.CHP Checking and fine tuning of parameter settings using a recorder Actual Actual value value too large too small Time Time Actual Actual value value too small too large Time Time Actual...
Page 38 Instrument configuration Liquisys M CLM 223 / 253 Control characteristic for direct and inverted control action Field R236 offers two control characteristics for selection which have the effects shown in the following diagram. 100 % Direct 100 % Inverted Control characteristic of a...
Page 39 Liquisys M CLM 223 / 253 Instrument configuration LM253E5B.CHP 5.5.4 Timer for cleaning function This function can be used to implement a More extended cleaning functions can be simple cleaning routine. The user can specify implemented in conjunction with the a time interval after which cleaning is to start;...
Page 40 Instrument configuration Liquisys M CLM 223 / 253 Selection or range Coding Field Display Info Factory setting Function group Relay contacts can be selected RELAY and adjusted. RELAY Rel1 Rel3 and Rel4 are only available Selection of Rel1 Rel2 on instruments equipped...
Page 41 Liquisys M CLM 223 / 253 Instrument configuration LM253E5C.CHP Selection or range Coding Field Display Info Factory setting When the alarm threshold is cond/ind: 9999 mS/cm mS/cm Enter alarm violated, the measuring 9999 MOhm: 200 MΩ⋅cm R216 R216 threshold (as an...
Page 42 Instrument configuration Liquisys M CLM 223 / 253 Selection or range Coding Field Display Info Factory setting LC PV = limit contactor cd (1) LC °C = limit contactor T (2) P(ID) controller R2 (3) PID controller (3) configuration Timer (4) Sel.
Page 43 Liquisys M CLM 223 / 253 Instrument configuration LM253E5C.CHP Selection or range Coding Field Display Info Factory setting This field only appears if pulse 1/min Enter maximum frequency is selected in R237. –1 120 min R239 R239 pulse frequency When pulse length is selected, –1...
Page 44 Instrument configuration Liquisys M CLM 223 / 253 Selection or range Coding Field Display Info Factory setting Switch function of R251 R251 R2 (5) off or on Function = internal (timer-contr.) = external There is no real-time clock. Selection of start...
Page 45 Liquisys M CLM 223 / 253 Instrument configuration LM253E5C.CHP Selection or range Coding Field Display Info Factory setting Enter number of Cleaning with cleaner can be cleaning cycles followed by up to 9 cleaning R259 R259 without cleaning cycles that use only water until 0 ...
Page 46: Temperature Compensation
Instrument configuration Liquisys M CLM 223 / 253 Temperature compensation The temperature coefficient specifies the In order to compensate for this dependence, change in conductivity per degree of four different compensation types can be temperature change. It depends on the...
Page 47 Liquisys M CLM 223 / 253 Instrument configuration LM253E5C.CHP Temperature compensation with table The user can set up a table containing up to ten value pairs for a special user-defined medium so that the temperature dependence of the temperature coefficient for any fluid can be handled.
Page 48 Instrument configuration Liquisys M CLM 223 / 253 Selection or range Coding Field Display Info Factory setting Function group ALPHA TABLE (S version only) ALPHA TAB read Selection of table read option edit Sel.Table Up to 10 value pairs can be entered in the α...
Page 49: Concentration Measurement
Liquisys M CLM 223 / 253 Instrument configuration LM253E5D.CHP Concentration measurement The Liquisys M can convert conductivity Note: values to concentration values. The temperature coefficient is Since the relationship between concentration determined as described in chpt. 5.6; and conductivity also depends on the...
Page 50: Service
Instrument configuration Liquisys M CLM 223 / 253 Selection or range Coding Field Display Info Factory setting Selection of triplet 1 ... number of Any triplet can be edited. triplets in K4 Sel.Elem. Enter µS/cm 0.0 µS/cm uncompensated 0.0 ... 9999 mS/cm conductivity value conduct.
Page 51 Liquisys M CLM 223 / 253 Instrument configuration LM253E5D.CHP Selection or range Coding Field Display Info Factory setting Manual hold Man. HOLD Enter hold dwell 10 s period 0 ... 999 s Cont.Time Entry of an incorrect code returns Enter SW upgrade you to the measurement menu.
Page 52: E+H Service
Instrument configuration Liquisys M CLM 223 / 253 E+H Service Selection or range Coding Field Display Info Factory setting Function group E+H SERVICE E+H SERV Contr = controller (1) Contr Selection of Trans = transmitter (2) module MainB = mainboard (3)
Page 53: Calibration
Liquisys M CLM 223 / 253 Instrument configuration LM253E5D.CHP 5.11 Calibration This function group is used to calibrate the Note: transmitter. Two different types of calibration are possible: • If the calibration procedure is aborted by pressing the PLUS and •...
Page 54 Instrument configuration Liquisys M CLM 223 / 253 Selection or range Coding Field Display Info Factory setting If the calibration status is not o.k., o.k. Calibration status o.k. C113 C113 then the second display line is displayed E xxx shows an explanation of the error.
Page 55 Liquisys M CLM 223 / 253 Instrument configuration LM253E5D.CHP Selection or range Coding Field Display Info Factory setting If C125 = E xxx, then only no Store calibration or new. C126 C126 results? If new, return to C. Store If yes/no, return to “Measurement”.
Page 56: Interfaces
Interfaces Liquisys M CLM 223 / 253 Interfaces For instruments equipped with a communication interface, please refer to separate operating instructions ® BA 208C/07/en (HART ) or BA 209C/07/en (PROFIBUS). Endress+Hauser...
Page 57: Maintenance And Troubleshooting
Liquisys M CLM 223 / 253 Maintenance and troubleshooting LM253E07.CHP Maintenance and troubleshooting Definition of terms Maintenance means that all measures which Troubleshooting means that the cause of the will guarantee the safety of operation and problem is determined and eliminated.
Page 58 Maintenance and troubleshooting Liquisys M CLM 223 / 253 Problem Possible cause Remedy Equipment needed, spare parts – Incorrect sensor connection Verify connections using Connection diagram in chpt. 3.4 connection diagram; three-wire connection mandatory Incorrect temperature – Measuring cable defective Check cable for interruption/short/ Ohmmeter;...
Page 59 Liquisys M CLM 223 / 253 Maintenance and troubleshooting LM253E07.CHP Problem Possible cause Remedy Equipment needed, spare parts – Instrument does not have 2nd Refer to nameplate for variant; LSCH-x2 module, No temperature output current output change LSCH-x1 module if nec.
Page 60: Problem Elimination Based On Error Messages
Maintenance and troubleshooting Liquisys M CLM 223 / 253 Problem elimination based on error messages Automatic Contact Error current Error cleaning trigger Display Measures Fact. User Fact. User Fact. User E001 EEPROM memory error Switch instrument off and back on, return —...
Page 61 Liquisys M CLM 223 / 253 Maintenance and troubleshooting LM253E07.CHP Automatic Contact Error current Error cleaning trigger Display Measures Fact. User Fact. User Fact. User Current output range 2 Check measured value and current E065 exceeded assignment. Current output range 2...
Page 62: Diagnosis And Corrective Maintenance
Diagnosis and corrective maintenance Liquisys M CLM 223 / 253 Diagnosis and corrective maintenance Definition of terms Diagnosis refers to the identification of Diagnosis based on the error table below and instrument malfunctions and defects. depending on difficulty and measuring...
Page 63 Liquisys M CLM 223 / 253 Diagnosis and corrective maintenance LM253E08.CHP Problem Possible cause Tests and / or remedial measures Equipment, spare parts, personnel Display shows – Instrument, or module not CLM 223: Reinstall module Refer to assembly drawings in...
Page 64: Corrective Maintenance Of Liquisys Clm 223
Diagnosis and corrective maintenance Liquisys M CLM 223 / 253 Corrective maintenance of Liquisys CLM 223 8.4.1 Exploded view 223_EXLF.CDR Item 420a Terminal for signal Item 345 inputs/outputs (external) Ground terminal Item 420b Item 340 Terminal for Pt 100, End frame...
Page 65 Liquisys M CLM 223 / 253 Diagnosis and corrective maintenance LM253E08.CHP 8.4.2 Dismantling of CLM 223 • Consider potential effects on process • Loosen the special screw (item 400) by when removing the instrument from service! turning it counterclockwise. • First pull off the terminal block (item 420 b) •...
Page 66: Corrective Maintenance Of Liquisys Clm 253
Diagnosis and corrective maintenance Liquisys M CLM 223 / 253 Corrective maintenance of Liquisys CLM 253 8.5.1 Exploded view 253_EXLF.CDR Electronics box with relay module Fuse is accessible with LSR1-x (bottom) and power electronics box installed supply unit LSGA/LSGD (top)
Page 67 Liquisys M CLM 223 / 253 Diagnosis and corrective maintenance LM253E08.CHP 8.5.2 Dismantling of CLM 253 • Open and remove the connection • Removal of electronics box (item 330): compartment cover (item 420). Unscrew screws (item 450a) in bottom of •...
Page 68: Spare Parts Orders
Diagnosis and corrective maintenance Liquisys M CLM 223 / 253 8.5.5 Special case: replacement of central module Note: • Assemble the instrument with the new module as described in chapter 8.4.3 or 8.5.3. Replacement central module LSCx-x • Start up the instrument and test its basic is supplied from the factory with functions (e.g.
Page 69: Corrective Maintenance Of Measuring System
Liquisys M CLM 223 / 253 Diagnosis and corrective maintenance LM253E08.CHP Corrective maintenance of measuring system 8.8.1 Conductivity measuring cells Soiling detected on conductivity measur- • Limestone deposits or metal hydroxide ing cells can be removed as follows: coatings • Oily and greasy coatings Loosen coatings with diluted hydrochloric acid (3 %), then rinse thoroughly.
Page 70 Diagnosis and corrective maintenance Liquisys M CLM 223 / 253 8.8.3 Simulation of inductive measuring cells for instrument test An inductive measuring cell cannot be Reference values for simulation of CLS 50 at simulated by resistors. 25 °C: However, the overall system comprising the...
Page 71: Accessories
Liquisys M CLM 223 / 253 Accessories LM253E09.CHP Accessories Connection accessories • Junction box VBM Junction box for extension of measuring cable connection between measuring cell and instrument. Material: cast aluminium approx. Ingress protection: IP 65 Order no.: 50003987 Note:...
Page 72 Accessories Liquisys M CLM 223 / 253 Conductivity measuring cells Inductive k = 5.9 CLS 52 k = 1.98 CLS 50 Conductive k = 10 CLS 30 k = 1 CLS 21 k = 1 CLS 20 k = 0.1 CLS 12 / 15 / 19 k = 0.01...
Page 73: Technical Data
Liquisys M CLM 223 / 253 Technical data °C Ω LM253E11.CHP Technical data General specifications Manufacturer Endress+Hauser Product designation Liquisys M CLM 223 Liquisys M CLM 253 Input Measured variables conductivity, resistance, concentration, temperature Minimum distance for 0 / 4 ... 20 mA signal Conductivity measurement meas.
Page 74 °C Technical data Liquisys M CLM 223 / 253 Ω Output Conductivity / resistance signal output Current range 0 / 4 ... 20 mA, galvanically isolated; error current 2.4 / 22 mA max. 500 Ω Load Maximum resolution 700 digits/mA...
Page 75 Liquisys M CLM 223 / 253 Technical data °C Ω LM253E11.CHP Accuracy Conductivity measurement Display deviation max. 0.5 % of meas. value ± 4 digits Repeatability max. 0.2 % of meas. value ± 2 digits Measurement deviation , conductivity signal output 0.75 % of current output range...
Page 76: Appendix
Appendix Liquisys M CLM 223 / 253 Appendix Edit mode: Edit mode: Code 22 Code 22 Read mode: Read mode: any code any code Endress+Hauser...
Page 77 Liquisys M CLM 223 / 253 Appendix LM253E11.CHP Endress+Hauser...
Page 78 Appendix Liquisys M CLM 223 / 253 Endress+Hauser...
Page 79 Liquisys M CLM 223 / 253 Appendix LM253E11.CHP Endress+Hauser...
Page 80: Index
Index Liquisys M CLM 223 / 253 Index Connections of panel-mounted A ........24 instrument .
Page 81 Liquisys M CLM 223 / 253 Index LM253E12.CHP Hardware version..... 48 O ....... . . 26 HART .
Page 82 Index Liquisys M CLM 223 / 253 S ........46 T .
Page 83 Austria ❑ Endress+Hauser Ges.m.b.H. Fax (11) 5 0 31 30 67 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 ❑ Endress+Hauser Ltd. Warszawy Makati Metro Manila Tel.

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