Endress+Hauser Liquiline CM44P Operating Instructions Manual
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Endress+Hauser Liquiline CM44P Operating Instructions Manual

Universal four-wire multichannel controller for process photometers and memosens sensors
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BA01570C/07/EN/07.19
71463751
2019-11-30
Valid as of version
01.07.00
Products
Operating Instructions
Liquiline CM44P
Universal four-wire multichannel controller for process
photometers and Memosens sensors
Solutions
Services

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Summary of Contents for Endress+Hauser Liquiline CM44P

  • Page 1 Products Solutions Services BA01570C/07/EN/07.19 71463751 2019-11-30 Valid as of version 01.07.00 Operating Instructions Liquiline CM44P Universal four-wire multichannel controller for process photometers and Memosens sensors...

  • Page 3: Table Of Contents

    Liquiline CM44P Table of contents Table of contents About this document ....5 Operation options ....54 Warnings .
  • Page 4 Table of contents Liquiline CM44P 15.3 Additional functionality ....182 15.4 Software ......183 15.5 Other accessories .

  • Page 5: About This Document

    Liquiline CM44P About this document About this document Warnings Structure of information Meaning This symbol alerts you to a dangerous situation. DANGER Failure to avoid the dangerous situation will result in a fatal or serious Causes (/consequences) injury. If necessary, Consequences of non-compliance (if applicable) ‣...

  • Page 6: Documentation

    Documentation The following instructions complement these Operating Instructions and are available on the product pages on the Internet: • Brief Operating Instructions Liquiline CM44P, KA01213C • Operating Instructions Memosens, BA01245C • Software description for Memosens inputs • Calibration of Memosens sensors •...

  • Page 7: Basic Safety Instructions

    Designated use 2.2.1 Non-hazardous atmosphere Liquiline CM44P is a multichannel controller for connecting analog photometers and digital sensors with Memosens technology in non-hazardous environments. The device is designed for use in the following applications: • Food and beverages •...

  • Page 8: Workplace Safety

    Basic safety instructions Liquiline CM44P 2.2.4 Installation environment (cabinet device only) The device and the associated power units can be operated with 24 V AC, 24 V DC or 100 to 230 V AC and provide shock protection in accordance with IP20.

  • Page 9: Product Safety

    Liquiline CM44P Basic safety instructions Product safety 2.5.1 State of the art The product is designed to meet state-of-the-art safety requirements, has been tested, and left the factory in a condition in which it is safe to operate. The relevant regulations and international standards have been observed.

  • Page 10: Device Description

    Device description Liquiline CM44P Device description Housing closed (field device) Display Weather protection cover (optional) Navigator Sensor cable or current output cable Power supply cable Soft keys, assignment depends on menu A0025813  1 Mounted on a post Housing open (field device) A0039719 ...

  • Page 11: Overview (Cabinet Device)

    Liquiline CM44P Device description Overview (cabinet device) A0039727  3 Device with optional, external display (excluding cables) Basic module Terminal strip Shock protection, dummy module External power unit External display (optional) Endress+Hauser...

  • Page 12: Slot And Port Assignment

    Device description Liquiline CM44P Slot and port assignment Slots BASE2-E Ports  4 Slot and port assignment of the hardware modules • Inputs are assigned to measuring channels in the ascending order of the slots and ports. Adjacent example: "CH1: 1:1 pH glass" means:...

  • Page 13: Terminal Diagram

    Liquiline CM44P Device description Terminal diagram The unique terminal name is derived from: Slot no. : Port no. : Terminal Example, NO contact of a relay Device with 2 inputs for digital sensors, 4 current outputs and 4 relays • Base module BASE2-E (contains 2 sensor inputs, 2 current outputs) •...

  • Page 14: Incoming Acceptance And Product

    Incoming acceptance and product identification Liquiline CM44P Incoming acceptance and product identification Incoming acceptance 1. Verify that the packaging is undamaged.  Notify the supplier of any damage to the packaging. Keep the damaged packaging until the issue has been resolved.

  • Page 15: Scope Of Delivery

    5. Click on the product image in the popup window.  A new window (Device Viewer) opens. All of the information relating to your device is displayed in this window as well as the product documentation. Manufacturer's address Endress+Hauser Conducta GmbH+Co. KG Dieselstraße 24 D-70839 Gerlingen Scope of delivery The scope of delivery comprises: •...
  • Page 16 Incoming acceptance and product identification Liquiline CM44P • CAN/CSA-C22.2 No. 60529 • UL/ANSI/ISA 61010-1 • ANSI - ISA 12 12 01 Endress+Hauser...

  • Page 17: Installation

    Liquiline CM44P Installation Installation Installation conditions 5.1.1 Dimensions Ø9 (0.35) 199 (7.38) 128 (5.04) 95 (3.74) 237 (9.33) A0012396  7 Dimensions of field housing in mm (inch) 5.1.2 Mounting plate 4 x 6.5 (0.26) 80 (3.15) 125 (4.92) A0012426 ...
  • Page 18 Installation Liquiline CM44P 5.1.3 Protective cover NOTICE Effect of climatic conditions (rain, snow, direct sunlight etc.) Impaired operation to complete transmitter failure are possible! ‣ Always use the weather protection cover (accessory) when installing the device outdoors. 300 (11.8) 170 (6.69) 270 (10.6)
  • Page 19 Liquiline CM44P Installation 5.1.4 Dimensions (cabinet device) 205.5 (8.09) TS 35 97 (3.82) TS 35 220 (8.66) A0039730  10 Dimensions in mm (inch) 5.1.5 Mounting on DIN rail as per IEC 60715 CAUTION The power unit can get very hot under full load Burn hazard! ‣...
  • Page 20 Installation Liquiline CM44P CAUTION Impermissible collection of moisture in the device Puts the safety of the user at risk! ‣ The device has IP20 shock protection. Never allow moisture to collect in the device. ‣ Comply with the specified ambient conditions,e.g. by installing the device in an appropriate protective enclosure.

  • Page 21: Mounting The Measuring Device (Field Device)

    Liquiline CM44P Installation 5.1.6 Wall mounting 205.5 (8.09) 4 x Ø 4.5 (0.18) A0027859  12 Drilling pattern for wall mounting in mm (in) 5.1.7 Mounting the external display The mounting plate also serves as the drilling template. The marks on the side help you mark the position of the drill holes.

  • Page 22: Post Mounting Plate (Post Mounting Kit)

    Installation Liquiline CM44P A0033044  14 Post mounting Weather protection cover (optional) Spring washers and nuts (post mounting kit) Post mounting plate (post mounting kit) Pipe or railing (circular/square) Spring washers and nuts (post mounting kit) Mounting plate Pipe clamps (post mounting kit)

  • Page 23: Rail Mounting

    Liquiline CM44P Installation 5.2.2 Rail mounting A0012668  17 Rail mounting Weather protection cover (optional) Pipe or railing (circular/square) Post mounting plate (post mounting kit) Mounting plate Spring washers and nuts (post mounting kit) Threaded rods (post mounting kit) Pipe clamps (post mounting kit)

  • Page 24: Place The Device On The Mounting Plate

    Installation Liquiline CM44P 5.2.3 Wall mounting ≥ 340 (13.4) A0027798  21 Wall mounting A0012686 Wall  20 Installation clearance in mm (in) 4 drill holes Mounting plate Screws Ø 6 mm (not part of scope of supply) The size of the drill holes depends on the wall plugs used. The wall plugs and screws must be provided by the customer.
  • Page 25 Liquiline CM44P Installation A0025890 A0025891  24 Disassembling  25 Disassembling 1. Hold down the latch. 2. Push up the device to remove it from the holder. 3. Remove the device towards the front. Endress+Hauser...

  • Page 26: Mounting The Measuring Device (Cabinet Device)

    Installation Liquiline CM44P Mounting the measuring device (cabinet device) 5.3.1 DIN rail mounting The mounting procedure is the same for all Liquiline devices. The example shows a CM448R. 1. In the order configuration, the securing clips are "tightened" to secure the DIN rail.
  • Page 27 Liquiline CM44P Installation 5.3.3 Mounting the optional external display CAUTION Sharp-edged, non-deburred drill holes Risk of injury, display cable may get damaged! ‣ In particular, deburr the central drill hole for the display cable. Mounting the display on the door of the cabinet 1.
  • Page 28 Installation Liquiline CM44P 5. Pull the display cable through the hole in the middle, and place the display from the outside through the four holes drilled for this purpose, ensuring that the torx screws have been unscrewed to the last half turn but are still in place. Ensure that the rubber frame (seal, highlighted blue) does not become damaged and is properly positioned on the surface of the door.

  • Page 29: Post-Installation Check

    Liquiline CM44P Installation NOTICE Incorrect installation Damage, e.g. to the cable, or malfunctions are possible! ‣ Lay cables in such a way that they do not get squashed e.g. when closing the cabinet door. ‣ Plug the display cable only into the RJ45 socket in the base module. Otherwise, the display will not function.

  • Page 30: Electrical Connection

    Electrical connection Liquiline CM44P Electrical connection Connection conditions 6.1.1 Via HART (e.g. via HART modem and FieldCare) A0039620  27 HART using modem Device module Base2-L, -H or -E: current output 1 with HART HART modem for connection to PC, e.g. Commubox FXA191 (RS232) or FXA195...

  • Page 31: Connecting The Measuring Device

    Liquiline CM44P Electrical connection 6.1.3 Via Modbus RS485 Modbus Master / Gateway Modbus RS485 (RTU, ASCII) FXA291 Ethernet A0039615  29 Modbus RS485 Terminating resistor 6.1.4 Via Ethernet: web server/Modbus TCP/PROFINET/ EtherNet/IP Ethernet client FieldCare/ Webbrowser Ethernet FXA291 A0039616  30...
  • Page 32 Electrical connection Liquiline CM44P NOTICE The device does not have a power switch! ‣ Provide a protected circuit breaker in the vicinity of the device at the place of installation. ‣ The circuit breaker must be a switch or power switch, and must be labeled as the circuit breaker for the device.
  • Page 33 Liquiline CM44P Electrical connection 6.2.2 Cable mounting rail A0025171  33 Cable mounting rail and associated function (field device) A0025366  34 Mounting rail for functional ground connections (cabinet device) Cable mounting rail Additional threaded bolts for ground connections Threaded bolt (protective ground connection,...
  • Page 34 Electrical connection Liquiline CM44P 8. Tighten the cable gland from outside. 6.2.4 Cable terminals Plug-in terminals for Memosens and PROFIBUS/RS485 connections ‣ ‣ Insert the cable until the limit ‣ Press the screwdriver against Remove the screwdriver (closes stop. the clip (opens the terminal).
  • Page 35 Liquiline CM44P Electrical connection 6.2.5 Connecting the supply voltage – – – – – – L+ N- PE Power L/+ N/– PE L/+ N/– * A0039626 A0039624  38 Power supply connection on the BASE2-E  39 Overall wiring diagram for BASE2-E and...

  • Page 36: Connecting The Sensors

    Electrical connection Liquiline CM44P Connecting the supply voltage 1. Route the power supply cable into the housing through the suitable cable entry. 2. Step 2 applies only to the 100 to 230 V AC power unit. Connect the protective ground of the power unit to the threaded bolt specially provided on the cable mounting rail.
  • Page 37 Liquiline CM44P Electrical connection Sensors with Memosens protocol Sensor types Sensor cable Sensors Digital sensors without With plug-in • pH sensors additional internal power connection and • ORP sensors supply inductive signal • Combined sensors transmission • Oxygen sensors (amperometric and optical) •...
  • Page 38 Electrical connection Liquiline CM44P 1. Sensor cable connected directly Connect the sensor cable to the terminal connector of the sensor module PEM 2DS or of the module Base2-E. 2. When connecting via M12 connector (Memosens sensors only) Connect the sensor connector to an M12 sensor socket which has been previously installed or is supplied on delivery.
  • Page 39 Liquiline CM44P Electrical connection Connecting photometer sensors to PEM module Sensor Cable color PEM terminal Assignment OUSAF11 YE (thick) Lamp voltage + OUSAF12 YE (thin) Recording lamp voltage + BK (thin) Recording lamp voltage - BK (thick) Lamp voltage -...

  • Page 40: Connecting Additional Inputs, Outputs Or Relays

    Electrical connection Liquiline CM44P Sensor Cable color PEM terminal Assignment OUSBT66 Lamp voltage + Recording lamp voltage + Lamp voltage - Recording lamp voltage - A (1) Sensor + C(1) Sensor - SH (1) Shield OUSAF12 OUSAF11 Memosens connection via M12 plug-in connection (field device only)
  • Page 41 Liquiline CM44P Electrical connection ‣ If additional shields are required, connect them with PE centrally in the control cabinet via terminal blocks supplied by the customer. 6.4.1 Digital inputs and outputs DIO module – – – – – –  50 Wiring ...
  • Page 42 Electrical connection Liquiline CM44P 6.4.3 Current outputs – – – – – –  54 Wiring  55 Module  56 Wiring  53 Module diagram diagram 6.4.4 Relay Module 2R Module 4R  57 Module  58 Wiring  59 Module ...
  • Page 43 Liquiline CM44P Electrical connection Example: Connecting the cleaning unit 71072583 for CAS40D NOTICE Power consumption too high for the Liquiline alarm relay! Can cause irreparable damage to the base module ‣ Connect the cleaning unit only to terminals of an additional module (AOR, 2R or 4R), not to the alarm relay of the base module.

  • Page 44: Connecting Profibus Dp Or Modbus Rs 485

    Electrical connection Liquiline CM44P Connecting PROFIBUS DP or Modbus RS 485 6.5.1 Module 485 128/SW Service DGND Termi- nation RS485  64 Wiring  63 Module diagram Terminal PROFIBUS DP Modbus RS485 Not connected DGND DGND LEDs on front of module...
  • Page 45 Liquiline CM44P Electrical connection 6.5.2 Connection via M12 connector (field device only) PROFIBUS DP M12 Y-section Wiring in M12 Y section Pin assignment in connector and socket  67 Connector (left) and socket (right) P5V, 5 V power supply for...
  • Page 46 Electrical connection Liquiline CM44P Ethernet, web server, PROFINET Internal connection Pin assignment in connector and socket  72 Connector (left) and socket (right) Shielding (thread)  71 Ethernet socket Endress+Hauser...

  • Page 47: Hardware Settings

    Liquiline CM44P Electrical connection 6.5.3 Bus termination There are 2 ways to terminate the bus: 1. Internal termination (via DIP switch on module board) "OFF" "ON"  73 DIP switch for internal termination ‣ Using a suitable tool such as a tweezer, move all four DIP switches to the "ON" position.

  • Page 48: Ensuring The Degree Of Protection

    Electrical connection Liquiline CM44P on off on off on off A0026776 A0026777 A0026778  75 Valid PROFIBUS address 67  76 Valid Modbus address 195  77 Invalid address 255 Order configuration, software addressing is active, software address configured at the factory: PROFIBUS 126,...

  • Page 49: Post-Connection Check

    Liquiline CM44P Electrical connection Post-connection check WARNING Connection errors The safety of people and of the measuring point is at risk! The manufacturer does not accept any responsibility for errors that result from failure to comply with the instructions in this manual.

  • Page 50: System Integration

    System integration Liquiline CM44P System integration Web server Versions without a fieldbus: you require an activation code for the web server. 7.1.1 Connection ‣ Connect the communication cable of the computer to the Ethernet port of the Base2 module. Base2...

  • Page 51: Service Interface

    12. Enter the following address(es) to download logbooks:  192.168.1.212/logbooks_csv.fhtml (for logbooks in CSV format) 192.168.1.212/logbooks_fdm.fhtml (for logbooks in FDM format) Downloads in FDM format can be securely transmitted, saved and visualized with Endress+Hauser' s "Field Data Manager Software". (→ www.endress.com/ms20) 7.1.3 Operation The menu structure of the web server corresponds to the onsite operation.

  • Page 52: Fieldbuses

    System integration Liquiline CM44P FieldCare Service FXA291 A0039618  80 Connection overview 7.2.2 Establishing the data connection 1. Start FieldCare. 2. Establish a connection to the Commubox. To do so, select the "CDI Communication FXA291" ComDTM. 3. Then select the "Liquiline CM44x" DTM and start configuration.
  • Page 53 Liquiline CM44P System integration 7.3.2 PROFIBUS DP With the fieldbus module 485 and the appropriate device version, you can communicate via PROFIBUS DP. ‣ Connect the PROFIBUS data cable to the terminals of the fieldbus module as described (→  44).

  • Page 54: Operation Options

    Operation options Liquiline CM44P Operation options Overview 8.1.1 Display and operating elements A0011764  81 Overview of operation (using the example of the field device) Display (with red display background in alarm condition) Navigator (jog/shuttle and press/hold function) Soft keys (function depends on menu) 8.1.2...

  • Page 55: Access To The Operating Menu Via The Local Display

    Liquiline CM44P Operation options Access to the operating menu via the local display 8.2.1 Operating concept ‣ ‣ Pressing the soft key: selecting the menu directly Turning the navigator: moving the cursor in the menu Menu/Language English Čeština Nederlands Français...

  • Page 56: Configuration Options

    Operation options Liquiline CM44P 2. Select whether to lock keys with or without a password.  The keys are locked. No more entries can be made. In the soft key bar, you will see the symbol. The password is 0000 when the device is delivered from the factory. Make sure to note down any changes to the password, as otherwise you will not be able to unlock the keypad yourself.
  • Page 57 Liquiline CM44P Operation options 8.3.4 Actions • You trigger an action with the appropriate function. • You know that the item in question is an action if it is preceded by the following symbol: • Examples of typical actions include: •...
  • Page 58 Operation options Liquiline CM44P 8.3.6 Tables • Tables are needed to map mathematical functions . • You edit a table by navigating through rows and columns with the navigator and changing the values of the cells. • You only edit the numerical values. The controller automatically takes care of the engineering units.

  • Page 59: Commissioning

    Liquiline CM44P Commissioning Commissioning Function check WARNING Incorrect connection, incorrect supply voltage Safety risks for staff and device malfunctions! ‣ Check that all connections have been established correctly in accordance with the wiring diagram. ‣ Ensure that the supply voltage matches the voltage indicated on the nameplate.

  • Page 60: User Definable Screens

    Commissioning Liquiline CM44P 9.2.2 Display behavior Menu/Operation/Display Function Options Info Contrast 5 to 95 % Adjust the screen settings to suit your working environment. Factory setting 50 % Backlight = Automatic The backlighting is switched off automatically Backlight Selection after a short time if a button is not pressed. It •...

  • Page 61: Basic Setup

    Liquiline CM44P Commissioning Menu/Operation/User definable screens Function Options Info Actuator type Selection For more information on controllers and • None manipulated variables: →  88. Source of data is a • Bipolar controller • Unipolar- • Unipolar+ Factory setting None...

  • Page 62: Operation

    Operation Liquiline CM44P Operation 10.1 Display 10.1.1 Soft keys in measuring mode On the bottom row of the display you can find four soft keys in the measuring screens: • With MENU, CAL and DIAG take you directly to the specific software menu.
  • Page 63 Liquiline CM44P Operation Sensor type Main value Main / secondary All values measured value Disinfection Chlorine or Chlorine or chlorine Main value, Raw value, chlorine dioxide dioxide, temperature Temperature (depending on the sensor) Nitrate Nitrate Nitrate, temperature Main value, Raw value,...

  • Page 64: General Settings

    Operation Liquiline CM44P 10.1.3 Device status Icons on the display alert you to special device states. Icon Location Description Header bar Diagnostic message "Failure" Header bar Diagnostic message "Maintenance request" Header bar Diagnostic message "Check" Header bar Diagnostic message "Out of specification"...
  • Page 65 Liquiline CM44P Operation Menu/Setup/General settings Function Options Info Current output range Selection In accordance with Namur NE43, the linear • 0..20 mA range is from 3.8 to 20.5 mA (4..20 mA) or • 4..20 mA from 0 to 20.5 mA (0..20 mA). If the range is...
  • Page 66 Operation Liquiline CM44P Menu/Setup/General settings/Date/Time Function Options Info Extended setup ‣ Date format Selection Select a date format. • DD.MM.YYYY • YYYY-MM-DD • MM-DD-YYYY Factory setting DD.MM.YYYY ‣ Time format Selection Choose between 12-hour display or 24-hour • hh:mm am (12h) display.
  • Page 67 Liquiline CM44P Operation In addition, you can also define individual data logbooks . 1. Assign the logbook name. 2. Select the measured value to be recorded. 3. Set the scan time (Scan time).  You can set the scan time individually for every data logbook.
  • Page 68 Operation Liquiline CM44P Menu/Setup/General settings/Logbooks Function Options Info Scan time 0:00:01 to 1:00:00 Minimum time interval between two entries Format: H:MM:SS Factory setting 0:01:00 Data logbook Selection Ring buffer • Ring buffer If the memory is full, the most recent entry •...
  • Page 69 Liquiline CM44P Operation Menu/Setup/General settings/Logbooks Function Options Info Line plotter Menu to define the graphic display Axes Selection Should the axes (x, y) be displayed (On) or not • Off (Off)? • On Factory setting Orientation Selection You can choose whether the value curves should •...
  • Page 70 Operation Liquiline CM44P 10.2.5 Advanced setup Diagnostics settings The list of diagnostic messages displayed depends on the path selected. There are device- specific messages, and messages that depend on what sensor is connected. Menu/Setup/(General settings or Inputs<Sensor channel>)/Extended setup/Diagnostics settings/Diag.
  • Page 71 Liquiline CM44P Operation HART bus address The list of diagnostic messages displayed depends on the path selected. There are device- specific messages, and messages that depend on what sensor is connected. Menu/Setup/General settings/Extended setup/HART Function Options Info Bus address 0 to 63...
  • Page 72 Operation Liquiline CM44P Menu/Setup/General settings/Extended setup/Modbus Function Options Info Settings Transmission Mode Selection The transmission mode is displayed depending • TCP on the version ordered. • RTU In the case of RS485 transmission, you can • ASCII choose between RTU and ASCII . There are no choices for Modbus-TCP.
  • Page 73 Liquiline CM44P Operation Menu/Setup/General settings/Extended setup/Webserver Function Options Info User administration List of users already View/edit You can change user names or passwords or created delete users. A user is already created at the factory: "admin" with password "admin". New user:...
  • Page 74 Operation Liquiline CM44P Menu/Setup/General settings/Extended setup/Ethernet Function Options Info Enable Selection You can switch off communication at this point. • Off The software can then only be accessed via local • On operation. Factory setting Settings Link settings Selection Transmission methods of the communication •...
  • Page 75 Liquiline CM44P Operation Accepting settings Have you changed settings manually, such as the IP address? ‣ Before you leave the Ethernet menu: SAVE Select to apply your settings.  In theDIAG/System information menu you can check whether the new settings are used.
  • Page 76 Operation Liquiline CM44P 2. Go to Menu/Setup/General settings/Extended setup/Data management/Load setup .  A list of all the setups on the SD card is displayed. An error message is displayed if there is no valid setup on the card. 3. Select the desired setup.
  • Page 77 Liquiline CM44P Operation Function Activation code beginning with HART 0B1... PROFIBUS DP 0B3... Modbus TCP 0B8... Modbus RS485 0B5... EtherNet/IP 0B9... PROFINET 0B7... Measuring range switching, set 1 211... Measuring range switching, set 2 212... Feedforward control 220... Chemoclean Plus 25...

  • Page 78: Inputs

    Operation Liquiline CM44P 10.3 Inputs 10.3.1 Photometer General settings Menu/Setup/Inputs/Photometer Function Options Info Channel Selection • Off • On Factory setting Photometer type Selection OUSAF46 sensors have two detectors. Therefore • OUSAF11 you need two PEM modules to connect an •...
  • Page 79 Liquiline CM44P Operation Menu/Setup/Inputs/Photometer Function Options Info Lamp voltage 2.5 to 12.0 V The lamp voltage depends on the choice of sensor. Factory setting Depends on the sensor Check the setting against the table below with the lamp voltages of the sensors.
  • Page 80 Operation Liquiline CM44P Advanced setup Measuring channel Menu/Setup/Inputs/Photometer/Extended setup/Measurement channel Function Options Info Damping 0 to 600 s The damping causes a floating average curve of the measured values over the time specified. Factory setting Calib. settings Stability criteria You define the permitted variation in the measured value which may not be exceeded in a certain timeframe during calibration.
  • Page 81 Liquiline CM44P Operation Menu/Setup/Inputs/Photometer/Extended setup/Measurement channel Function Options Info EasyCal Selection Easycal is available for: • Yes • OUSAF12 • No • OUSAF21/22 • OUSAF44/45 Factory setting NIST filter low 0.0000 to 99.9999 AU These 3 menu items are only displayed for the...
  • Page 82 Operation Liquiline CM44P Reference channel (OUSTF10 and OUSAF21/22 only) The menu is only available for the following sensors: • OUSTF10 The measuring channel presents the measured values of the scattered light detector, while the reference channel presents those of the transmitted light detector.
  • Page 83 Liquiline CM44P Operation Diagnostic behavior The list of diagnostic messages displayed depends on the path selected. There are device- specific messages, and messages that depend on what sensor is connected. Menu/Setup/(General settings or Inputs<Sensor channel>)/Extended setup/Diagnostics settings/Diag. behavior Function Options Info ‣...
  • Page 84 Operation Liquiline CM44P The change in the process - for example, concentration measurement with a varying medium composition (milk, cream, yogurt) - can be communicated to the transmitter by a binary input signal. Binary inputs and fieldbus signals are available. For this, your device must have the appropriate hardware and the necessary activation codes.
  • Page 85 Liquiline CM44P Operation Cleaning hold Menu/Setup/Inputs/Channel: Sensor type/ Extended setup Function Options Info ‣ Cleaning hold Selection For selecting one or more cleaning programs • None (multiple selection). • Cleaning 1 ... 4  For the programs defined, the channel goes to "Hold"...

  • Page 86: Outputs

    Operation Liquiline CM44P Menu/Setup/Inputs/Current input x:y Function Options Info ‣ Lower range value -20.0 ... Upper range Enter the measuring range. The lower and value <unit of measure> upper range values are assigned to the 0 or Input variable = Parameter...
  • Page 87 Liquiline CM44P Operation Menu/Setup/Outputs/Current output x:y Function Options Info Hold behavior Selection Freeze last value • Freeze last value The device freezes the last current value. • Fixed value Fixed value • Ignore You define a fixed current value that is output at Factory setting the output.
  • Page 88 Operation Liquiline CM44P Source of data Measured value TU/TS Selection • Temperature • Turbidity g/l (only TU/TS) • Turbidity FNU (only TU/TS) • Turbidity Formazine (only TU) • Turbidity solid (only TU) Nitrate Selection • Temperature • NO3 • NO3-N...
  • Page 89 Liquiline CM44P Operation Menu/Setup/Outputs/Alarm relay or relay at channel no. Function Options Info Function Selection The following functions depend on the option • Off selected. • Limit switch These versions are illustrated individually in the • Controller following sections to provide a clearer •...
  • Page 90 Operation Liquiline CM44P 1. PWM (pulse width modulation): The duty cycle is varied within a period T (T=t ). The cycle duration remains constant. y = t / T 10 % 50 % 100 % 1 "High" 0 "Low"  82 Typical application: solenoid valve 2.
  • Page 91 Liquiline CM44P Operation Function = Controller Function Options Info Maximum frequency 1 to 180 min Maximum number of pulses per minute The controller calculates the pulse duration Operating mode = PFM Factory setting based on this setting. 60 min ‐1...
  • Page 92 Operation Liquiline CM44P Outputting the status of a cleaning function Function = Cleaning Function Options Info Assignments Selection Here you can specify how a cleaning function • None should be displayed for the relay. • Depends on the type of...
  • Page 93 Liquiline CM44P Operation Function = Controller Function Options Info Maximum frequency 1 to 180 min Maximum number of pulses per minute The controller calculates the pulse duration Operating mode = PFM Factory setting based on this setting. 60 min ‐1...
  • Page 94 Operation Liquiline CM44P Menu/Setup/Additional functions/Controller 1 1. In the specified menu, define PROFIBUS as the data source. 2. Select the desired analog output (AO) or digital output (DO) as the measured value. Further information on "PROFIBUS" can be found in the Guideline for Communication via PROFIBUS, SD01188C Further information on "PROFINET"...

  • Page 95: Binary Inputs And Outputs

    Liquiline CM44P Operation 10.5 Binary inputs and outputs Hardware options, such as the "DIO" module with 2 digital inputs and 2 digital outputs or fieldbus module "485" enable the following: • Via a digital input signal • measuring range switching for conductivity (upgrade code required, →  182) •...
  • Page 96 Operation Liquiline CM44P Utilize the advantage of the effectively wear-free control with binary outputs versus a control system with relay. With pulse frequency modulation (PFM), it is possible to achieve virtually continuous dosing using a dosing pump with higher input frequency.
  • Page 97 Liquiline CM44P Operation 2. The cleaning trigger is transferred to another device via a binary output. This does not have its own connected cleaning unit, but its sensors are installed in the medium affected by cleaning the master and are set to hold by the trigger.
  • Page 98 Operation Liquiline CM44P Menu/Setup/Inputs/Binary input x:y Function Options Info Input variable Selection Frequency • Frequency Display in Hz in the measuring menu • Parameter Parameter • Flow rate You subsequently determine the parameter Factory setting name and unit. These are then displayed in the Frequency measuring menu.
  • Page 99 Liquiline CM44P Operation Menu/Setup/Outputs/Binary output x:y Function Options Info Signal type = Static signal Function Selection Source for the outputted switching state • None The following functions depend on the option • Limit switches selected. • Diagnostics message Function = None Switches off the function.

  • Page 100: Additional Functions

    Operation Liquiline CM44P Menu/Setup/Outputs/Binary output x:y Function Options Info Source of data Selection Source, whose value should be read out as a • None frequency over the binary output. • Sensor inputs • Binary inputs • Controller • Fieldbus signals •...
  • Page 101 Liquiline CM44P Operation Menu/Setup/Additional functions/Limit switches/Limit switch 1 ... 8 Function Options Info ‣ Source of data Selection Specify the input or output which is to be the • None data source for the limit switch. • Sensor inputs The sources of data on offer depend on your •...
  • Page 102 Operation Liquiline CM44P Source of data Measured value Selection • Temperature • pH • Ammonium • Nitrate • Potassium • Chloride TU/TS Selection • Temperature • Turbidity g/l (only TU/TS) • Turbidity FNU (only TU/TS) • Turbidity Formazine (only TU) •...
  • Page 103 Liquiline CM44P Operation Menu/Setup/Additional functions/Limit switches/Limit switch 1 ... 8 Function Options Info Operating mode Selection Type of limit value monitoring: • Above limit check • Limit value overshoot or undershoot→  86 • Below limit check • Measured value within or outside a range •...
  • Page 104 Operation Liquiline CM44P Menu/Setup/Additional functions/Limit switches/Limit switch 1 ... 8 Function Options Info Hysteresis Settings depend on the Operating mode ≠ Change rate measured value The hysteresis is needed to ensure a stable switching behavior. The device software adds or subtracts the value set here to/from the limit value (Limit value, Range lower value or Range upper value).
  • Page 105 Liquiline CM44P Operation A0041544  90 Signal pattern of a time switch Timeline Signal level (1 = on, 0 = off) Period Signal duration Start time (Start date, Start time) Menu/Setup/Additional functions/Time switches/ Time switch 1 ... 8 Function Options...
  • Page 106 Operation Liquiline CM44P [° C] t [h] A0041704  91 Time-based temperature control 1. Program Time switch 1 (T1): • Start date = 01.01.2020 • Start time = 08:00:00 • Signal duration = 09:00:00 • Period = 24:00:00 2. Define Time switch 2 (T2): •...
  • Page 107 Liquiline CM44P Operation Menu/Setup/Additional functions/Mathematical functions • MF1: Formula • Tracking = On • Source A = Time switch 1 • Source B = pH value of a Memosens pH input • Formula = A AND(B<4.0) 3. Use the formula as the data source of a relay.
  • Page 108 Operation Liquiline CM44P The graphic does not illustrate a downstream filter for limiting the rate of change of the manipulated variable (can be configured in the menu in Max y change rate). In the menu do not configure the gain K .
  • Page 109 Liquiline CM44P Operation Menu/Setup/Additional functions/Controller 1 ... 2 Function Options Info Controller Enable Selection In connection with the DIO module, you can • None select a binary input signal, e. g.from an • Binary inputs inductive proximity switch, as a source for •...
  • Page 110 Operation Liquiline CM44P Menu/Setup/Additional functions/Controller 1 ... 2 Function Options Info Effective direction Selection In what direction should the controller influence • Direct the measured value? Controller type = PID 1-sided • Reverse • The measured value should increase as a result of dosing (e. g.
  • Page 111 Liquiline CM44P Operation Menu/Setup/Additional functions/Controller 1 ... 2 Function Options Info In the case of "flowing medium" (in-line) controls, the flow rate may not be constant. In some circumstances, strong fluctuations are possible. In the case of a settled control system in which the flow rate is suddenly halved, it is desirable that the dosed quantity from the controller is also directly halved.
  • Page 112 Operation Liquiline CM44P Menu/Setup/Additional functions/Controller 1 ... 2 Function Options Info ‣ Measured value Selection Specify the measured value that should be Depends on Source of data your disturbance variable. Factory setting You can use different measured values None depending on the data source. →  100 Range of adjustment Proportional band ‐‐>...
  • Page 113 Liquiline CM44P Operation Menu/Setup/Additional functions/Controller 1 ... 2 Function Options Info 0.1 to 999.9 s Time constant for anti‐windup feedback The lower the value the greater the integrator Factory setting inhibition. Exercise extreme caution when 20.0 s making changes. Clock < Twu < 0.5(Tn + Tv) 0.1 to 999.9 s...
  • Page 114 Operation Liquiline CM44P Menu/Setup/Additional functions/Controller 1 ... 2 Function Options Info XHyst 0.0 to 99.9 % Width of the hysteresis range of the neutral zone, relative component of x Factory setting 0.0 % hyst e = w-x The graphic illustrates the manipulated variable (with a pure P‐controller) over the control deviation e (set point minus controlled variable).
  • Page 115 Liquiline CM44P Operation Cleaning types The user can choose from the following cleaning types: • Standard clean • Chemoclean • Chemoclean Plus State of cleaning: Indicates whether the cleaning program is active or not. This is for information purposes only.
  • Page 116 Operation Liquiline CM44P Chemoclean Plus An example is the use of the CYR10 injector unit to clean pH glass sensors. (CYR10 connection →  43) Menu/Setup/Additional functions/Cleaning/Cleaning 1 ... 4/Chemoclean Plus/ChemoCleanPlus setup Function Options Info Cleaning steps setup Table to create a time...
  • Page 117 Liquiline CM44P Operation Defining the cleaning cycle Menu/Setup/Additional functions/Cleaning/Cleaning 1 ... 4 Function Options Info ‣ Cleaning cycle Selection Choose from a cleaning routine that is • Off restarted at set intervals and a user- • Interval definable weekly program.
  • Page 118 Operation Liquiline CM44P The "virtual" process values can be: • Output via a current output or a fieldbus • Used as a controlled variable • Assigned as a measured variable to a limit switch • Used as a measured variable to trigger cleaning •...
  • Page 119 Liquiline CM44P Operation Menu/Setup/Additional functions/Mathematical functions/MF1 to 8/Mode = Redundancy Function Options Info Deviation control Selection You can monitor the redundancy. Specify an • Off absolute limit value that must not be exceeded. • On Factory setting Deviation limit Depends on the selected...
  • Page 120 Operation Liquiline CM44P Menu/Setup/Additional functions/Mathematical functions/MF1 to 8/Mode = Degassed conductivity Function Options Info Calculation Selection On/off switch for the function • Off • On Factory setting Cation conductivity Connected conductivity Cation conductivity represents the sensor sensor downstream from the cation exchanger and upstream from the "degassing module",...
  • Page 121 Liquiline CM44P Operation Calculated pH value The pH value can be calculated from the measured values of two conductivity sensors under certain conditions. Areas of application include power stations, steam generators and boiler feedwater. Menu/Setup/Additional functions/Mathematical functions/MF1 to 8/Mode = pH calculation from...
  • Page 122 Operation Liquiline CM44P The calculation of the remaining capacity depends on the following factors: • Flow rate • Volume of the exchanger • Salinity of the water at the exchanger inlet • Total volume capacity of the resin • Degree of efficiency of the exchanger...
  • Page 123 Liquiline CM44P Operation Menu/Setup/Additional functions/Mathematical functions/MF1 to 8/Mode = Cation exchanger capacity Function Options Info Cond IEX input Connected conductivity Select the conductivity sensor upstream from the sensor inlet of the exchanger column. Cond IEX output Connected conductivity Select the conductivity sensor downstream from sensor the outlet of the exchanger column.
  • Page 124 Operation Liquiline CM44P Symbol Operation Type of operands Type of result Example Decadic logarithm Numerical Numerical LOG(A) Maximum of two values Numerical Numerical MAX(A,B) Minimum of two values Numerical Numerical MIN(20,B) Division with remainder Numerical Numerical MOD (10,3) Absolute value...
  • Page 125 Liquiline CM44P Operation Menu/Setup/Additional functions/Mathematical functions/MF1 to 8/Mode = Formula Function Options Info Result unit Free text You may enter a unit for the calculated value if desired. Result format Selection Select the number of decimal places. • # • #.# •...
  • Page 126 Operation Liquiline CM44P 5. Connect the valve or pump. 10.6.6 Measuring range switching A measuring range switching (MRS) configuration includes the following options for each of the four binary input states: • Operating mode (conductivity or concentration) • Concentration table •...
  • Page 127 Liquiline CM44P Operation Menu/Setup/Additional functions/Measuring range switch Function Options Info MRS set 1 ... 2 If you enter both activation codes, you have two independent parameter sets available for measuring range switching. The submenus are the same for both sets.
  • Page 128 Operation Liquiline CM44P Menu/Setup/Additional functions/Measuring range switch Function Options Info Current output Range lower unit Depends on the Operating Units are only queried for Operating mode = mode Conductivity . The other units are pre-defined Range lower value and cannot be modified.
  • Page 129 Liquiline CM44P Operation Menu/Setup/Additional functions/Diagnostic modules Function Options Info Active low Selection On: The output value is equal to the inverse • Off output value. • On Factory setting Short text Free text Give the diagnostic message a name. Diagnostic module...

  • Page 130: Calibration

    Calibration Liquiline CM44P Calibration • Sensors with Memosens protocol are calibrated at the factory. • Users must decide whether the process conditions present require calibration during initial commissioning. • Additional calibration is not required in many standard applications. • Calibrate the sensors at sensible intervals depending on the process.
  • Page 131 Liquiline CM44P Calibration Use calibration solutions that are suitable for the measuring task. Examples of solutions which are commonly used include: Potassium dichromate, K A solution of 182 ml 0.1N K , diluted to one liter, has an absorbance of approx. 10 OD at 280 nm.

  • Page 132: Menu Cal

    Calibration Liquiline CM44P 11.2 Menu CAL You can choose from the following channels: • Measuring channel All sensors • Second measuring channel • Only OUSAF21/22 • Menu/Setup/Inputs/Photometer/Operating mode = 2x absorption • Reference channel • OUSTF10 Measured values of the scattered light detector •...
  • Page 133 Liquiline CM44P Calibration 11.2.2 Application adjustment You create a maximum of 5 calibration datasets which are each adapted to your particular application. In addition, you can also define a correction factor and a manual offset for every dataset. You can perform the application adjustment in the measuring channel and in the...
  • Page 134 Calibration Liquiline CM44P CAL/Photometer/Measurement channel (2nd measurement channel/Reference channel)/Application adjustment Function Options Info Display unit Selection Select the unit in which your measured values • Base unit should be displayed. • µg/l To convert the basic unit to the display unit, use •...
  • Page 135 Liquiline CM44P Calibration CAL/Photometer/Measurement channel (2nd measurement channel/Reference channel)/Application adjustment Function Options Info Manual offset Manual offset Selection • Yes • No Factory setting Manual offset 0.000 to 9999 AU Factory setting 0.000 AU Current meas value Read only Decide whether you want to use the currently displayed measured value as the offset.

  • Page 136: Diagnostics And Troubleshooting

    Diagnostics and troubleshooting Liquiline CM44P Diagnostics and troubleshooting 12.1 General troubleshooting The transmitter continuously monitors its functions itself. If a diagnostic message occurs, the display alternates between the diagnostic message and the measured value in the measuring mode. The color of the display background changes to red if a diagnostic message for error category "F"...

  • Page 137: Diagnostic Information On The Local Display

    Liquiline CM44P Diagnostics and troubleshooting Problem Possible cause Tests and/or remedial measures ‣ Current output, incorrect Incorrect adjustment Check with integrated current simulation, current value connect mA meter directly to current output. Load too large Shunt/short to ground in current loop ‣...
  • Page 138 Diagnostics and troubleshooting Liquiline CM44P 12.5.2 Adapting the diagnostic behavior All the diagnostic messages are assigned to specific error categories at the factory. Since other settings might be preferred depending on the application, error categories and the effect errors have on the measuring point can be configured individually. Furthermore, every diagnostic message can be disabled.

  • Page 139: Overview Of Diagnostic Information

    Liquiline CM44P Diagnostics and troubleshooting Menu/Setup/Run the ../Extended setup/Diagnostics settings/Diag. behavior Function Options Info Diag. output Selection You can use this function to select an output to • None which the diagnostic message should be • Binary outputs assigned. • Alarm relay ...
  • Page 140 Diagnostics and troubleshooting Liquiline CM44P Message Factory settings Tests or remedial action Update error Firmware update failed Repeat. SD card error → use another card. Incorrect firmware → repeat with suitable firmware. Contact the Service Department. Battery low Buffer battery of real time clock is low The date and time are lost if the power is interrupted.
  • Page 141 Liquiline CM44P Diagnostics and troubleshooting Message Factory settings Tests or remedial action SD card (80%) SD card 80% full Replace SD card with empty card. Clear SD card. Set logbook properties to circular buffer (Setup/General settings/Logbooks). SD card (100%) SD card 100% full. No longer possible to write to the card.
  • Page 142 Diagnostics and troubleshooting Liquiline CM44P Message Factory settings Tests or remedial action Cat.exchanger failure Invalid values for conductivity or flow Check for valid measured values in the menu of the mathematical function. Check sensors. Check minimum flow. Cat.exchanger warning Limit values exceeded for conductivity or flow.
  • Page 143 Liquiline CM44P Diagnostics and troubleshooting Message Factory settings Tests or remedial action PFM/PWM value high Pulse frequency modulation: output signal exceeded/undershot. Measured value outside the PFM/PWM value low specified range. • Sensor in air • Air pockets in assembly • Incorrect flow to sensor •...
  • Page 144 Diagnostics and troubleshooting Liquiline CM44P Message Factory settings Sensor Tests or remedial action type Sensor data invalid Check the firmware compatibility of the sensor and transmitter or load suitable firmware Set the sensor to the factory settings, disconnect the sensor and reconnect it.
  • Page 145 Liquiline CM44P Diagnostics and troubleshooting Message Factory settings Sensor Tests or remedial action type Sensor TAG Sensor has invalid tag or tag group ‣ Calibration active P, C, O, I, Wait for calibration to be finished. DI, Phot SIP, CIP,...
  • Page 146 Diagnostics and troubleshooting Liquiline CM44P Message Factory settings Sensor Tests or remedial action type Sensor glass P (glass) Impedance limit values exceeded/ undershot Sensor glass P (glass) Measuring can continue until the alarm Sensor glass P (glass) (122, 124) occurs.
  • Page 147 Liquiline CM44P Diagnostics and troubleshooting Message Factory settings Sensor Tests or remedial action type Sensor check Sensor range errors ‣ Contact the Service Department. Polarization C (cond.) Polarization warning The measured value is corrupted at high conductivity levels. ‣ Use a sensor with a larger cell constant.
  • Page 148 Diagnostics and troubleshooting Liquiline CM44P Message Factory settings Sensor Tests or remedial action type Sensor defective N, T, S Sensor defective Error with analog evaluation Replace sensor. Contact the Service Department. Organic pollution N, T, S Excessive organic fouling Reasons: sensor fouling, high organic...
  • Page 149 Liquiline CM44P Diagnostics and troubleshooting Message Factory settings Sensor Tests or remedial action type Polarization C (cond.) Polarization warning The measured value is corrupted at high conductivity levels. ‣ Use a sensor with a larger cell constant. Operating time Operating hours, conc. > 200 mg/l, measurement can still take place Replace sensor.
  • Page 150 Diagnostics and troubleshooting Liquiline CM44P Message Factory settings Sensor Tests or remedial action type Operating time Operating hours < -300 mV, measurement can still take place Replace sensor. Change monitoring limit. Disable monitoring. Operating time O (opt.) Operating hours < 25 µS, measurement can still take place Replace sensor.
  • Page 151 Liquiline CM44P Diagnostics and troubleshooting Message Factory settings Sensor Tests or remedial action type Operating time Operating hours > 5 °C, measurement can still take place Replace sensor. Change monitoring limit. Disable monitoring. Operating time Operating hours > 25 °C, measurement can still take place Replace sensor.
  • Page 152 Diagnostics and troubleshooting Liquiline CM44P Message Factory settings Sensor Tests or remedial action type Operating time Operating hours > 150 °C, measurement can still take place Replace sensor. Change monitoring limit. Disable monitoring. Operating time All except Total operating hours...
  • Page 153 Liquiline CM44P Diagnostics and troubleshooting Message Factory settings Sensor Tests or remedial action type Sensor calibration P, O, I, DI Min. slope warning, measurement can still take place Possible reasons: sensor old or defective, reference blocked, calibration solution too old or contaminated Check or replace sensor.
  • Page 154 Diagnostics and troubleshooting Liquiline CM44P Message Factory settings Sensor Tests or remedial action type Sensor calibration P, O, I, DI Delta slope warning, measurement can still take place Possible reasons: sensor old or defective, reference blocked, calibration solution too old or contaminated Check or replace sensor.
  • Page 155 Liquiline CM44P Diagnostics and troubleshooting Message Factory settings Sensor Tests or remedial action type Temperature low Process temperature above/below compensation table Temperature high • Process value outside specification • Table incomplete ‣ Extend table. Conductivity low Process conductivity above/below compensation table Conductivity high •...
  • Page 156 Diagnostics and troubleshooting Liquiline CM44P Message Factory settings Sensor Tests or remedial action type Sensor defective CLS82D Internal electrode failure Replace sensor. Contact the Service Department. Lamp change N, T, S Lamp change alarm Configured operating time has been reached Replace lamp.
  • Page 157 Liquiline CM44P Diagnostics and troubleshooting Message Factory settings Sensor Tests or remedial action type Process check All except Stagnating measuring signal alarm Phot Reasons: sensor in air, sensor fouling, incorrect flow to sensor, sensor defective Check electrode system. Check sensor.

  • Page 158: Pending Diagnostic Messages

    Diagnostics and troubleshooting Liquiline CM44P Message Factory settings Sensor Tests or remedial action type Process Concentration table (conductivity) temperature Process temperature below the lowest value in the table ‣ Extend table. Process Concentration table (conductivity) temperature Process temperature above the highest value in the table ‣...

  • Page 159: Diagnostics List

    Liquiline CM44P Diagnostics and troubleshooting The following messages are directly displayed every time you enter the menu: • Most important message Diagnostic message recorded with the highest criticality level • Past message Diagnostic message whose cause is no longer present.
  • Page 160 Diagnostics and troubleshooting Liquiline CM44P DIAG/Logbooks Function Options Info Calibration events Chronological list of the calibration events Show Events are displayed Select a particular event to display more detailed information. Go to date User entry Use this function to go directly to a specific time •...
  • Page 161 Liquiline CM44P Diagnostics and troubleshooting 126.00 126.00 34.00 34.00 09.11.2011 09.11.2011 23.11.2011 23.11.2011 14:02:20 14:02:20 11:25:32 11:25:32 12.00 6.00 09.11.2011 09.11.2011 23.11.2011 23.11.2011 14:02:20 14:02:20 11:25:32 11:25:32 A0016688  97 Simultaneous display of two graphs, the top one is "selected"...

  • Page 162: 12.10 Simulation

    Diagnostics and troubleshooting Liquiline CM44P DIAG/Logbooks Function Options Info All data logbooks Action, Use this function to save the logbook to an SD Data logbook 1 ... 8 commences as soon as the card. All event logbooks option is selected ‣...
  • Page 163 Liquiline CM44P Diagnostics and troubleshooting DIAG/Simulation Function Options Info Meas. inputs Simulation of a measured value (only for sensors) Channel : parameter This menu appears once for each measuring input. Simulation Selection If you simulate the measured value, this is •...

  • Page 164: 12.11 Device Test

    Diagnostics and troubleshooting Liquiline CM44P 12.11 Device test DIAG/System test Function Options Info Power supply Read only Detailed list of power supply to instrument. • Digital supply 1: 1.2V  The actual values can vary without a • Digital supply 2: 3.3V malfunction being present.

  • Page 165: 12.13 Device Information

    Liquiline CM44P Diagnostics and troubleshooting 12.13 Device information 12.13.1 System information DIAG/System information Function Options Info Device tag Read only Individual device tag → General settings Order code Read only You can order identical hardware with this code. This code changes on account of...
  • Page 166 Diagnostics and troubleshooting Liquiline CM44P DIAG/System information Function Options Info Ethernet Read only Ethernet‐specific information • Enable Display depends on the fieldbus Only with the Ethernet, EtherNet/IP, • Webserver protocol used. Modbus TCP, Modbus RS485 or PROFIBUS • Link settings DP or PROFINET option •...
  • Page 167 Liquiline CM44P Diagnostics and troubleshooting DIAG/System information Function Options Info Heartbeat operation Heartbeat functions are only available with the appropriate device version or optional access code. Device Read only Availability • Total operating time Percentage of time no error with the •...

  • Page 168: 12.14 Firmware History

    Diagnostics and troubleshooting Liquiline CM44P 12.14 Firmware history Date Version Changes to firmware Documentation 12/2019 01.07.00 Expansion BA01570C/07/EN/07.19 • Support for new BASE2 module BA00486C/07/EN/02.13 • PROFINET BA01245C/07/EN/08.20 • New sensor Memosens Wave CAS80E • Time switch for binary process values depending on time-...
  • Page 169 • Local display can be locked via Modbus or Ethernet/IP • The output status can also be recorded in the data logbook • Name of Endress+Hauser pH buffer 9.18 changed to 9.22 • CUS51D factor can be read out via fieldbus 03/2016 01.06.00 Original firmware BA01570C/07/EN/01.16...

  • Page 170: Maintenance

    Maintenance Liquiline CM44P Maintenance Effects on process and process control ‣ Take all the necessary precautions in time to ensure the operational safety and reliability of the entire measuring point. The maintenance of the measuring point comprises: • Calibration • Cleaning the controller, assembly and sensor •...
  • Page 171 Liquiline CM44P Maintenance 13.1.2 Digital sensors CAUTION Cleaning not switched off during calibration or maintenance activities Risk of injury due to medium or cleaning agent! ‣ If a cleaning system is connected, switch it off before removing a sensor from the medium.

  • Page 172: Repair

    Repair Liquiline CM44P Repair 14.1 Spare parts A0039628  98 Spare parts: You can find the names of spare parts and their order numbers in the following table. Endress+Hauser...
  • Page 173 • Instructions for spare parts kit CM44x Kit CM44x/CM44xR: electronics module backplane 71101457 • Backplane complete • To be replaced only by Endress+Hauser Service Kit CM44x/CM44xR: electronics module extension backplane 71141366 • Extension backplane complete • To be replaced only by Endress+Hauser Service...
  • Page 174 Repair Liquiline CM44P Item Order no. No graphic Kit CM44x: connecting cable, power unit 71155580 • To connect to base module BASE2‐E • Instructions for spare parts kit CM44x Kit CM44x/ CM44xR: extension module AOR (2 relays + 2 current outputs) 71111053 •...

  • Page 175: Return

    The product must be returned if repairs or a factory calibration are required, or if the wrong product was ordered or delivered. As an ISO-certified company and also due to legal regulations, Endress+Hauser is obliged to follow certain procedures when handling any returned products that have been in contact with medium.

  • Page 176: Accessories

    Accessories Liquiline CM44P Accessories The following are the most important accessories available at the time this documentation was issued. ‣ For accessories not listed here, please contact your Service or Sales Center. 15.1 Measuring cable CUK80 cable set • Pre-terminated and labeled cables for connecting analog photometer sensors •...
  • Page 177 Liquiline CM44P Accessories OUSTF10 • Optical sensor for measuring turbidity and undissolved solids • Variety of materials and process connections available • Product Configurator on the product page: www.endress.com/oustf10 Technical Information TI00500C OUSBT66 • NIR absorption sensor for measuring cell growth and biomass •...
  • Page 178 Accessories Liquiline CM44P 15.2.3 Enamel pH electrodes Ceramax CPS341D • pH electrode with pH-sensitive enamel • Meets highest demands of measuring accuracy, pressure, temperature, sterility and durability • Product Configurator on the product page: www.endress.com/cps341d Technical Information TI00468C 15.2.4 ORP sensors Orbisint CPS12D •...
  • Page 179 Liquiline CM44P Accessories Tophit CPS491D • ISFET sensor with open aperture for media with high dirt load • Product Configurator on the product page: www.endress.com/cps491d Technical Information TI00377C 15.2.6 pH and ORP combined sensors Memosens CPS16D • Combined pH/ORP sensor for process technology •...
  • Page 180 Accessories Liquiline CM44P 15.2.8 Conductivity sensors with conductive measurement of conductivity Condumax CLS15D • Conductive conductivity sensor • For pure water, ultrapure water and hazardous area applications • Product Configurator on the product page: www.endress.com/CLS15d Technical Information TI00109C Condumax CLS16D •...
  • Page 181 Liquiline CM44P Accessories 15.2.10 Disinfection sensors CCS142D • Membrane-covered amperometric sensor for free chlorine • Measuring range 0.01 to 20 mg/l • With Memosens technology • Product Configurator on the product page: www.endress.com/ccs142d Technical Information TI00419C 15.2.11 Ion-selective sensors ISEmax CAS40D •...

  • Page 182: Additional Functionality

    Accessories Liquiline CM44P 15.3 Additional functionality 15.3.1 Hardware extension modules Kit, extension module AOR • 2 x relay, 2 x 0/4 to 20 mA analog output • Order No. 71111053 Kit, extension module 2R • 2 x relay • Order No. 71125375 Kit, extension module 4R •...

  • Page 183: Software

    Liquiline CM44P Accessories Activation code for PROFIBUS DP Order No. 71135635 Activation code for Modbus RS485 Order No. 71135636 Activation code for PROFINET + web server for BASE2 Order No. 71449901 Activation code for Ethernet/IP + web server for BASE2 Order No.

  • Page 184: Other Accessories

    Liquiline CM44P FieldCare SFE500 • Universal tool for field device configuration and management • Supplied with a complete library of certified DTMs (Device Type Manager) for operation of Endress+Hauser field devices • Order according to product order structure • www.endress.com/sfe500 15.5 Other accessories 15.5.1...
  • Page 185 Liquiline CM44P Accessories Commubox FXA291 Connects the CDI interface of measuring devices with the USB port of the computer or laptop Technical Information TI00405C Wireless HART adapter SWA70 • Wireless device connection • Easily integrated, offers data protection and transmission safety, can be operated in...

  • Page 186: Technical Data

    Technical data Liquiline CM44P Technical data 16.1 Input Measured values Photometer • Absorption (UV, color, NIR, cell growth) • Turbidity Memosens sensors → Documentation of the connected sensor Measuring ranges Photometer OUSAF12, OUSAF21, OUSAF22, OUSAF44, OUSAF46 • 0 to 2.5 AU •...

  • Page 187: Digital Inputs, Passive

    Liquiline CM44P Technical data 16.2 Digital inputs, passive Electrical specification • drawing power (passive) • Galvanically isolated Span • High: 11 to 30 V DC • Low: 0 to 5 V DC Nominal input current max. 8 mA PFM function Minimum pulse width: 500 µs (1 kHz)
  • Page 188 Technical data Liquiline CM44P PROFIBUS DP/RS485 Signal encoding EIA/TIA-485, PROFIBUS DP-compliant acc. to IEC 61158 Data transmission rate 9.6 kBd, 19.2 kBd, 45.45kBd, 93.75 kBd, 187.5 kBd, 500 kBd, 1.5 MBd, 6 MBd, 12 MBd Galvanic isolation Connectors Spring terminal (max. 1.5 mm), bridged internally (T‐function),...

  • Page 189: Digital Outputs, Passive

    Liquiline CM44P Technical data Signal on alarm Adjustable, as per NAMUR Recommendation NE 43 • In measuring range 0 to 20 mA (HART is not available with this measuring range): Failure current from 0 to 23 mA • In measuring range 4 to 20 mA: Failure current from 2.4 to 23 mA...

  • Page 190: Relay Outputs

    Technical data Liquiline CM44P Cable specification Cable type Recommended: shielded cable Cable specification Max. 2.5 mm (14 AWG) 16.7 Relay outputs Electrical specification Relay types • 1 single-pin changeover contact (alarm relay) • 2 or 4 single-pin changeover contacts (optional with extension modules) Maximum load •...

  • Page 191: Protocol-Specific Data

    Liquiline CM44P Technical data 16.8 Protocol-specific data HART Manufacturer ID Device type 155D Device revision HART version Device description files (DD/DTM) www.endress.com/hart Device Integration Manager DIM Device variables 16 user-definable and 16 predefined device variables, dynamic variables PV, SV, TV, QV...
  • Page 192 Technical data Liquiline CM44P Input data 4 setpoints (value, unit, status), 8 digital values (value, status), diagnostic information Supported features Address can be configured using DHCP or software Ethernet/IP EtherNet/IP ODVA certification Device profile Generic device (product type: 0x2B) Manufacturer ID...
  • Page 193 Liquiline CM44P Technical data PROFINET Protocol "Application layer protocol for decentral device periphery and distributed automation", PNIO Version 2.34 Communication type 100 MBit/s Conformance Class Conformance Class B Netload Class Netload Class II Baud rate Automatic 100 Mbps with full-duplex detection...

  • Page 194: Power Supply

    Technical data Liquiline CM44P Web server The Web server enables full access to the device configuration, measured values, diagnostic messages, logbooks and service data via standard WiFi/WLAN/LAN/GSM or 3G routers with a user-defined IP address. TCP port Supported features • Remote-controlled device configuration(1 session) •...

  • Page 195: 16.10 Performance Characteristics

    Liquiline CM44P Technical data Cable entries Identification of the cable entry on housing base Suitable gland B, C, H, I, 1-8 M16x1.5 mm/NPT3/8"/G3/8 A, D, F, G M20x1.5 mm/NPT1/2"/G1/2 M12x1.5 mm  Recommended assignment Sensors 1-8 Power supply RS485 In or M12 DP/RS485...

  • Page 196: 16.11 Environment

    Technical data Liquiline CM44P Measured error for sensor Photometer inputs • 0 to 2.5 AU / to 50 OD 0.3 % of measuring range at 25 °C (77 °F) Max. 1 % of measuring range • 0 to 200 FTU / 0 to 200 ppm DE Max.
  • Page 197 Liquiline CM44P Technical data Field device 10 to 95 %, non-condensating Degree of protection Cabinet device IP20 shock protection External display IP66 front-panel, when installed correctly including seal for housing door Field device IP 66/67, impermeability and corrosion resistance in accordance with NEMA TYPE 4X...

  • Page 198: 16.12 Mechanical Construction

    Technical data Liquiline CM44P Cabinet device Pollution level 2 Optional display Pollution level 2 Pressure compensation to Filter made of GORE-TEX used as pressure compensation element environment field device Ensures pressure compensation to environment and guarantees IP protection. only 16.12 Mechanical construction Dimensions →...

  • Page 199: Installation And Operation In Hazardous Environment Class I Div

    Liquiline CM44P Installation and operation in hazardous environment Class I Div. 2 Installation and operation in hazardous environment Class I Div. 2 Non-sparking device for use in specified hazardous environment in accordance with: • Class I Div. 2 • Gas group A, B, C, D •...

  • Page 200: Index

    Index Liquiline CM44P Index Configuration Binary inputs ......97 Accessories Binary outputs ......98 Additional functionality .
  • Page 201 Liquiline CM44P Index Disassembling ......24 Logbooks ......66, 159 Display .
  • Page 202 Index Liquiline CM44P Measuring channel ......80 Hardware ....... 47 Reference channel .
  • Page 204 *71463751* 71463751 www.addresses.endress.com...

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