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Compact SWAS solution for boiler feed water monitoring

SWAS Compact: reliable monitoring of steam/water cycles

Compact, ready-to-use solution for accurate monitoring of feed water quality during steam generation

71546525
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4-channel transmitter
Liquiline CM444

The Liquiline CM444 transmitter allows you to connect up to 4 Memosens sensors of your choice from over 12 measurement parameters. It offers automatic sensor recognition, flexible expandability, and standardized spare parts with all other devices of the Liquiline platform. With its inputs, outputs, controllers, and math modules, you can even control cleaning systems or dosing pumps. Heartbeat Technology helps you find the ideal balance between measuring point availability and maintenance costs.

Filter specifications
Measuring / Application task
  • Measuring principle

    Potentiometric

  • Application

    Modular 4 wire controller
    Multichannel: 1 to 4 digital channels for Memosens protocol
    Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
    4 sensors connectable in any combination
    Functionality modular extendable at any time
    Plug and play for modules and sensors

  • Characteristic

    Robust plastic housing
    All non-ex applications

  • Design

    2 to 4x Memosens input, 2 to 8x current output
    Alarmrelay, 4x relay, SD card for software update and copy & paste of setup

  • Material

    Housing base: PC-FR
    Housing seal: EPDM

  • Dimension

    237 x 194 x 162 mm
    9.33 x 7.64 x 6.38 inch

  • Process temperature

    -20 to 55 °C (0 to 130 °F)

  • Ingress protection

    IP66 / IP 67

  • Input

    1 to 4x Memosens digital input
    2x 0/4 to 20mA Input optional
    2 to 4x Digital input optional

  • Output / communication

    2 to 8x 0/4 to 20 mA current outputs, alarmrelay,
    4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet

  • Additional certifications

    EAC, cCSAus

  • Measuring principle

    Sensor ORP / Redox

  • Application

    Modular 4 wire controller
    Multichannel: 1 to 4 digital channels for Memosens protocol
    Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
    4 sensors connectable in any combination
    Functionality modular extendable at any time
    Plug and play for modules and sensors

  • Characteristic

    Robust plastic housing
    All non-ex applications

  • Design

    2 to 4x Memosens input, 2 to 8x current output
    Alarmrelay, 4x relay, SD card for software update and copy & paste of setup

  • Material

    Housing base: PC-FR
    Housing seal: EPDM

  • Dimension

    237 x 194 x 162 mm
    9.33 x 7.64 x 6.38 inch

  • Process temperature

    -20 to 55 °C (0 to 130 °F)

  • Ingress protection

    IP66 / IP 67

  • Input

    1 to 4x Memosens digital input
    2x 0/4 to 20mA Input optional
    2 to 4x Digital input optional

  • Output / communication

    2 to 8x 0/4 to 20 mA current outputs, alarmrelay,
    4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet

  • Additional certifications

    EAC, cCSAus

  • Measuring principle

    Conductive

  • Application

    Modular 4 wire controller
    Multichannel: 1 to 4 digital channels for Memosens protocol
    Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
    4 sensors connectable in any combination
    Functionality modular extendable at any time
    Plug and play for modules and sensors

  • Characteristic

    Robust plastic housing
    All non-ex applications

  • Design

    2 to 4x Memosens input, 2 to 8x current output
    Alarmrelay, 4x relay, SD card for software update and copy & paste of setup

  • Material

    Housing base: PC-FR
    Housing seal: EPDM

  • Dimension

    237 x 194 x 162 mm
    9.33 x 7.64 x 6.38 inch

  • Process temperature

    -20 to 55 °C (0 to 130 °F)

  • Ingress protection

    IP66 / IP 67

  • Input

    1 to 4x Memosens digital input
    2x 0/4 to 20mA Input optional
    2 to 4x Digital input optional

  • Output / communication

    2 to 8x 0/4 to 20 mA current outputs, alarmrelay,
    4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet

  • Additional certifications

    EAC, cCSAus

  • Measuring principle

    Amperometric oxygen measurement

  • Application

    Modular 4 wire controller
    Multichannel: 1 to 4 digital channels for Memosens protocol
    Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
    4 sensors connectable in any combination
    Functionality modular extendable at any time
    Plug and play for modules and sensors

  • Characteristic

    Robust plastic housing
    All non-ex applications

  • Design

    2 to 4x Memosens input, 2 to 8x current output
    Alarmrelay, 4x relay, SD card for software update and copy & paste of setup

  • Material

    Housing base: PC-FR
    Housing seal: EPDM

  • Dimension

    237 x 194 x 162 mm
    9.33 x 7.64 x 6.38 inch

  • Process temperature

    -20 to 55 °C (0 to 130 °F)

  • Input

    1 to 4x Memosens digital input
    2x 0/4 to 20mA Input optional
    2 to 4x Digital input optional

  • Output / communication

    2 to 8x 0/4 to 20 mA current outputs, alarmrelay,
    4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Etherne

  • Additional certifications

    EAC, cCSAus

  • Measuring principle

    Free chlorine

  • Application

    Modular 4 wire controller
    Multichannel: 1 to 4 digital channels for Memosens protocol
    Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
    4 sensors connectable in any combination
    Functionality modular extendable at any time
    Plug and play for modules and sensors

  • Characteristic

    Robust plastic housing
    All non-ex applications

  • Design

    2 to 4x Memosens input, 2 to 8x current output
    Alarmrelay, 4x relay, SD card for software update and copy & paste of setup

  • Material

    Housing base: PC-FR
    Housing seal: EPDM

  • Dimension

    237 x 194 x 162 mm
    9.33 x 7.64 x 6.38 inch

  • Process temperature

    -20 to 55 °C (0 to 130 °F)

  • Input

    1 to 4x Memosens digital input
    2x 0/4 to 20mA Input optional
    2 to 4x Digital input optional

  • Output / communication

    2 to 8x 0/4 to 20 mA current outputs, alarmrelay,
    4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet

  • Additional certifications

    EAC, cCSAus

  • Measuring principle

    Single beam scattered light

  • Application

    Modular 4 wire controller
    Multichannel: 1 to 4 digital channels for Memosens protocol
    Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
    4 sensors connectable in any combination
    Functionality modular extendable at any time
    Plug and play for modules and sensors

  • Characteristic

    Robust plastic housing
    All non-ex applications

  • Design

    2 to 4x Memosens input, 2 to 8x current output
    Alarmrelay, 4x relay, SD card for software update and copy & paste of setup

  • Material

    Housing base: PC-FR
    Housing seal: EPDM

  • Dimension

    237 x 194 x 162 mm
    9.33 x 7.64 x 6.38 inch

  • Process temperature

    -20 to 55 °C (0 to 130 °F)

  • Ingress protection

    IP66 / IP 67

  • Input

    1 to 4x Memosens digital input
    2x 0/4 to 20mA Input optional
    2 to 4x Digital input optional

  • Output / communication

    2 to 8x 0/4 to 20 mA current outputs, alarmrelay,
    4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet

  • Additional certifications

    EAC, cCSAus

  • Measuring principle

    Ultrasonic sensor

  • Application

    Modular 4 wire controller
    Multichannel: 1 to 4 digital channels for Memosens protocol
    Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
    4 sensors connectable in any combination
    Functionality modular extendable at any time
    Plug and play for modules and sensors

  • Characteristic

    Robust plastic housing
    All non-ex applications

  • Design

    2 to 4x Memosens input, 2 to 8x current output
    Alarmrelay, 4x relay, SD card for software update and copy & paste of setup

  • Material

    Housing base: PC-FR
    Housing seal: EPDM

  • Dimension

    237 x 194 x 162 mm
    9.33 x 7.64 x 6.38 inch

  • Process temperature

    -20 to 55 °C (0 to 130 °F)

  • Ingress protection

    IP66 / IP 67

  • Input

    1 to 4x Memosens digital input
    2x 0/4 to 20mA Input optional
    2 to 4x Digital input optional

  • Output / communication

    2 to 8x 0/4 to 20 mA current outputs, alarmrelay,
    4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet

  • Additional certifications

    EAC, cCSAus

  • Measuring principle

    Potentiometric / ISE

  • Characteristic

    Robust plastic housing
    All non-ex applications

  • Design

    2 to 4x Memosens input, 2 to 8x current output
    Alarmrelay, 4x relay, SD card for software update and copy & paste of setup

  • Process temperature

    -20 to 55 °C (0 to 130 °F)

  • Application

    Modular 4 wire controller
    Multichannel: 1 to 4 digital channels for Memosens protocol
    Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
    4 sensors connectable in any combination
    Functionality modular extendable at any time
    Plug and play for modules and sensors

  • Output / communication

    2 to 8x 0/4 to 20 mA current outputs, alarmrelay,
    4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet

  • Input

    1 to 4x Memosens digital input
    2x 0/4 to 20mA Input optional
    2 to 4x Digital input optional

Digital pH sensor
Memosens CPS11E

Memosens CPS11E is the digital all-rounder for stable processes. It measures reliably even in extreme pH ranges or hazardous areas. Thanks to Memosens 2.0 digital technology, the pH sensor resists moisture and enables lab calibration, increasing process safety and simplifying operation. Its extended storage of calibration and process data provides the perfect basis for predictive maintenance. Designed for a long operating life and low maintenance, Memosens CPS11E offers you best value for money.

Filter specifications
Measuring / Application task
  • Measuring principle

    Potentiometric

  • Application

    Long-term monitoring and limit control in processes with stable process conditions
    Water and wastewater treatment

  • Characteristic

    Digital pH electrode for standard applications in process and environmental technology with dirt-repellent PTFE ring junction and built-in temperature sensor

  • Measuring range

    Application A
    • pH: 1 to 12
    Application B
    • pH: 0 to 14
    Application F
    • pH: 0 to 10

  • Measuring principle

    Gel compact electrode with PTFE ring junction

  • Design

    All shaft lengths with temperature sensor
    Advanced gel technology

  • Material

    Sensor shaft: Glass to suit process
    pH membrane glass: Type A, B, F
    Metal lead: Ag/AgCl
    Aperture: Ring-shaped PTFE junction
    O-ring: FKM
    Process coupling: PPS fibre-glass reinforced
    Nameplate: ceramic metal oxide

  • Dimension

    Diameter: 12 mm (0.47 inch)
    Shaft length: 120, 225, 360 and 425 mm
    (4.72, 8.86, 14.17 and 16.73 inch)

  • Process temperature

    Application A: –15 to 80 °C (5 to 176 °F)
    Application B: 0 to 135 °C (32 to 275 °F)
    Application F: 0 to 70 °C (32 to 158 °F)

  • Process pressure

    Applications A and B:
    0.8 to 17 bar (11.6 to 246.5 psi) absolute
    Application F:
    0.8 to 7 bar (11.6 to 101.5 psi) absolute

  • Temperature sensor

    NTC 30K

  • Ex certification

    With ATEX, IECEx, CSA C/US, NEPSI, Japan Ex and INMETRO approvals for use in
    hazardous areas Zone 0, Zone 1 and Zone 2

  • Connection

    Inductive, digital connection head with Memosens 2.0 technology

  • Ingress protection

    IP68

  • Additional certifications

    Additional certifications

Digital oxygen sensor
Memosens COS22E

Memosens COS22E is fully compliant to FDA and USP and thus suitable for hygienic and sterile applications. The sensor is low-maintenance and ensures long-term stability - even with frequent sterilization. Its trace version safeguards your products, process and plant equipment from oxygen influences. Thanks to Memosens 2.0 digital technology, COS22E offers extended storage of calibration and process data providing the perfect basis for predictive maintenance and efficient operation.

Filter specifications
Measuring / Application task
  • Measuring principle

    Amperometric oxygen measurement

  • Application

    Typical applications are:
    - Pharmaceuticals and biotechnology: process control in enzyme production, control of culture preparations
    .
    - Water treatment: boiler feed water, WFI (Water for Injection)
    - Residual oxygen measurement in processes

  • Installation

    Installation

  • Characteristic

    Digital hygienic amperometric oxygen sensor
    with maximum measurement stability over several
    sterilization cycles available in two measuring ranges

  • Measuring range

    Standard sensor: 0 to 60 mg/l, 0 to 600 %SAT, 0 to 1200 hPa, 0 to 100 Vol%
    Trace sensor: 0 to 10 mg/l, 0 to 120 %SAT, 0 to 250 hPa, 0 to 25 Vol%

  • Measuring principle

    Measuring principle

  • Design

    Design

  • Material

    Sensor shaft: Stainless steel 1.4435 (AISI 316L)
    Process seal: FKM (USP<87>, <88> Class VI and FDA)
    Process seal for Ex versions: FKM (not FDA compliant)
    Seals/O-rings: EPDM (USP<87>, <88> Class VI and FDA), FKM
    (FDA)
    Shaft sleeve: Stainless steel 1.4435 (AISI 316L) or
    Titanium or Hastelloy
    Membrane cover layer: Silicone (USP<87>, <88> Class VI and FDA)

  • Dimension

    Diameter: 12 mm (0.47 inch)
    Shaft length: 120, 160, 220, 320, 420 mm
    (4.72, 6.30, 8.66, 12.60 und 16.54 inch)

  • Process temperature

    -5 to 135 °C (23 to 275 °F)

  • Process pressure

    1 to 12 bar abs (14.5 to 174 psi)

  • Temperature sensor

    NTC 22k

  • Connection

    Inductive, contactless connection head with Memosens 2.0 technology

  • Ingress protection

    IP68

  • Additional certifications

    Additional certifications

Digital conductivity sensor
Memosens CLS15E

Memosens CLS15E is perfectly suited for conductivity measurement in applications with low measuring ranges such as boiler feedwater and chip cleaning. The contacting conductivity sensor performs reliably and accurately even in hazardous areas. CLS15E features Memosens 2.0 digital technology, offering extended storage of calibration, adjustment and process data. It facilitates predictive maintenance and provides the perfect basis for IIoT services.

Filter specifications
Measuring / Application task
  • Measuring principle

    Conductive

  • Application

    Measurement in pure and ultrapure water range
    Monitoring of ion exchangers
    Reverse osmosis
    Distillation and chip cleaning

  • Characteristic

    Digital 2-electrode conductivity sensor

  • Measuring range

    k=0,01: 0.04 to 20 µS/cm
    k=0,1: 0.10 to 200 µS/cm

  • Measuring principle

    Conductive conductivity cell with electropolished stainless steel electrodes

  • Design

    2-electrode conductivity cell with coaxially arranged electrodes, electropolished

  • Material

    Electrode: stainless steel 1.4435
    Electrode shaft: PES

  • Dimension

    Electrode diameter: 16 mm (0.63 inch)
    Electrode length: appr. 55 mm (2.17 inch)

  • Process temperature

    Threaded with fixed cable:
    -20 to 100 °C (-4 to 212 °F)
    Threaded with plug-in head:
    -20 to 120 °C (-4 to 248 °F)
    Sterilization: max. 140 °C (284 °F) for 30 minutes

  • Process pressure

    13 bar at 20 °C (188 psi at 68 °F) absolute
    2 bar at 120 °C (14 psi at 248 °F) absolute

  • Temperature sensor

    Pt1000

  • Ex certification

    ATEX, NEPSI, CSA, IECEx, INMETRO, EAC Ex

  • Connection

    Process: 1/2" and 3/4" NPT, Clamp 1 1/2"
    Sensor connection: Inductive, digital connection head with Memosens 2.0 technology

  • Ingress protection

    IP68

  • Additional certifications

    Calibration certification of the cell constante and temperature, material certification 3.1

Digital measuring cable
CYK10

CYK10 guarantees absolute water-proof connection of Memosens sensors to the transmitter. Its inductive coupling shows no contact corrosion and guarantees galvanic isolation of transmitter and medium. Simply forget about limited cable length, interfering potentials or moisture and benefit from completely safe and reliable signal transmission.

Filter specifications
Measuring / Application task
  • Measuring principle

    Potentiometric

  • Application

    Measuring cable for contactless, inductive, digital transmission of measurement signals

  • Installation

    Inductive plug- head for digital sensors with Memosens technology and wire terminals or M12 plug to connect to the transmitter

  • Characteristic

    Inductive, digital transmission of measurement signals and energy
    Not influenced by moisture, EMC-fields and corrosion

  • Measuring range

    High impedance cable not necessary

  • Design

    Easy to handle Bajonett coupling to connect digital sensors with Memosens technology and plug-head
    No open contacts, resistant against humidity

  • Material

    Cable sheath: TPE
    Junction box: aluminum

  • Dimension

    Diameter: 6.3 mm (0.25 inch)
    Cores: 2x2 cores, twisted pairs
    Length: up to approx. 100 m (328 ft)

  • Process temperature

    -25 to 135 °C (-13 to 277 °F)

  • Process pressure

    max. 50 bar/725 psi at 135°C/275°F.

  • Temperature sensor

    For digital sensors with inductive plug-head with and without temperature sensor

  • Ex certification

    ATEX II 1G Ex ia IIC T3/T4/T6
    FM, CSA IS Cl.1 Div 1 Gr. A-D
    ATEX, NEPSI II 3G Ex nL IIC
    TIIS

  • Ingress protection

    IP68

  • Additional certifications

    Also available as TÜV approved SIL version

  • Measuring principle

    Sensor ORP / Redox

  • Application

    Measuring cable for contactless, inductive, digital transmission of measurement signals.

  • Installation

    Inductive plug- head for digital sensors with Memosens technology and wire terminals or M12 plug to connect to the transmitter.

  • Characteristic

    Inductive, digital transmission of measurement signals and energy.
    Not influenced by moisture, EMC-fields and corrosion

  • Design

    Easy to handle Bajonett coupling to connect digital sensors with Memosens technology and plug-head
    No open contacts, resistant against humidity

  • Material

    Cable sheath: TPE
    Junction box: aluminum

  • Dimension

    Diameter: 6.3 mm (0.25 inch)
    Cores: 2x2 cores, twisted pairs
    Length: up to approx. 100 m (328 ft)

  • Process temperature

    -25 to 135 °C (-13 to 277 °F)

  • Temperature sensor

    For digital sensors with inductive plug-head with and without temperature sensor

  • Ex certification

    ATEX II 1G Ex ia IIC T3/T4/T6
    FM, CSA IS Cl.1 Div 1 Gr. A-D
    ATEX, NEPSI II 3G Ex nL IIC
    TIIS

  • Additional certifications

    Also available as TÜV approved SIL version

  • Measuring principle

    Conductive

  • Application

    Measuring cable for contactless, inductive, digital transmission of measurement signals

  • Installation

    Inductive plug- head for digital sensors with Memosens technology and wire terminals or M12 plug to connect to the transmitter

  • Characteristic

    Inductive, digital transmission of measurement signals and energy
    Not influenced by moisture, EMC-fields and corrosion

  • Design

    Easy to handle Bajonett coupling to connect digital sensors with Memosens technology and plug-head
    No open contacts, resistant against humidity

  • Material

    Cable sheath: TPE
    Junction box: aluminum

  • Dimension

    Diameter: 6.3 mm (0.25 inch)
    Cores: 2x2 cores, twisted pairs
    Length: up to approx. 100 m (328 ft)

  • Process temperature

    -25 to 135 °C (-13 to 277 °F)

  • Temperature sensor

    For digital sensors with inductive plug-head with and without temperature sensor

  • Ex certification

    ATEX II 1G Ex ia IIC T3/T4/T6
    FM, CSA IS Cl.1 Div 1 Gr. A-D
    ATEX, NEPSI II 3G Ex nL IIC
    TIIS

  • Additional certifications

    Also available as TÜV approved SIL version

  • Measuring principle

    Amperometric oxygen measurement

  • Application

    Measuring cable for contactless, inductive, digital transmission of measurement signals

  • Installation

    Inductive plug- head for digital sensors with Memosens technology and wire terminals or M12 plug to connect to the transmitter

  • Characteristic

    Inductive, digital transmission of measurement signals and energy
    Not influenced by moisture, EMC-fields and corrosion

  • Design

    Easy to handle Bajonett coupling to connect digital sensors with Memosens technology and plug-head
    No open contacts, resistant against humidity

  • Material

    Cable sheath: TPE
    Junction box: aluminum

  • Dimension

    Diameter: 6.3 mm (0.25 inch)
    Cores: 2x2 cores, twisted pairs
    Length: up to approx. 100 m (328 ft)

  • Process temperature

    -25 ... 135 °C (-13 ... 277 °F)

  • Temperature sensor

    For digital sensors with inductive plug-head with and without temperature sensor

  • Ex certification

    ATEX II 1G Ex ia IIC T3/T4/T6
    FM, CSA IS Cl.1 Div 1 Gr. A-D
    ATEX, NEPSI II 3G Ex nL IIC
    TIIS

  • Additional certifications

    Also available as TÜV approved SIL version

  • Measuring principle

    Free chlorine

  • Application

    Measuring cable for contactless, inductive, digital transmission of measurement signals

  • Characteristic

    Inductive, digital transmission of measurement signals and energy
    Not influenced by moisture, EMC-fields and corrosion

  • Design

    Easy to handle Bajonett coupling to connect digital sensors with Memosens technology and plug-head
    No open contacts, resistant against humidity

  • Material

    Cable sheath: TPE
    Junction box: aluminum

  • Dimension

    Diameter: 6.3 mm (0.25 inch)
    Cores: 2x2 cores, twisted pairs
    Length: up to approx. 100 m (328 ft)

  • Process temperature

    -25 to 135 °C (-13 to 277 °F)

  • Temperature sensor

    For digital sensors with inductive plug-head with and without temperature sensor

  • Additional certifications

    Also available as TÜV approved SIL version