Benefits at a glance
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Ideal support of your pH measurement in demanding applications in Mining, Minerals and Metals with the Memosens CPF81E pH sensor. Benefit from Memosens 2.0 technology and maximum process integrity through non-contact, inductive signal transmission. Additionally, the great flexibility of the Liquiline makes the measuring point future-proof according to your needs.
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Benefits at a glance
Memosens CPF81E pH sensor with flat membrane suitable for abrasive media
pH sensor with patented electrolyte bridge for improved protection against electrode poisoning
Easy sensor installation thanks to threaded connections on both ends
Robust polymer housing
Versatile Liquiline CM442 transmitter offers advanced diagnostic functionalities with Heartbeat Technology
Immersion assembly Flexdip CYA112 can be optionally upgraded with a cleaning nozzle to automate cleaning operation
Bundle in Detail
Components and Pre-Configurations
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Fixations
To ensure the compatibility of the components with one another it has given certain fixations. Open parameters give you the freedom for individual configuration.
Components can be configured within the bundle in the cart -
Components
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Digital pH sensor
Memosens CPF81EFixations:CPF81E- _ 5NAD2Electrode Type:5Basic version, process connection NPT 3/4", zero point pH 7,0, temperature sensor NTC 30kApplication Range:N0–11 pH, 0…80oC, 0,8…11 bar (abs)Reference System:ADPTFE ring junction, double chamber, 3 M KNO3, 3 M KCl, Ag/AgClInsertion Length:213mm, flat membran -
2- F
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3Immersion assembly
Flexdip CYA112Fixations:CYA112-AA _ _ BApproval:Aw/oImmersion Pipe:AstandardSensor adapter:BNPT3/4 -
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Standard products
- Reliable, robust and low-maintenance
Technical excellence
Simplicity
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Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
| FLEX selections | Technical excellence | Simplicity |
|---|---|---|
Fundamental selection Meet your basic measurement needs |
Technical excellence
|
Simplicity
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Lean selection Handle your core processes easily |
Technical excellence
|
Simplicity
|
Extended selection Optimize your processes with innovative technologies |
Technical excellence
|
Simplicity
|
Xpert selection Master your most challenging applications |
Technical excellence
|
Simplicity
Variable |
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1
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2
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3
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4
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Digital pH sensor
Memosens CPF81E
Memosens CPF81E is the digital, robust solution for harsh environments. It measures reliably and accurately even in abrasive media and at high flow rates. With its integrated assembly, the electrode saves installation space. Thanks to Memosens 2.0 digital technology, CPF81E combines maximum process integrity with simple operation. It resists moisture and enables lab calibration. It offers extended storage of calibration and process data providing the perfect basis for predictive maintenance.
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Measuring principle
Potentiometric
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Application
Flotation, leaching, neutralization, outlet monitoring
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Characteristic
Resistent against electrolyte poisoning and dirt repellent gel-electrode including process connection NPT 3/4"
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Measuring range
pH 0 to 14
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Measuring principle
Gel-compact electrode with double chamber reference system, kalium nitrate bridge electrolyte and PTFE-diaphragm
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Design
Compact electrode in PPS housing with NPT 3/4" process connection
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Material
Housing: PPS
pH electrode: lead-free membrane glass
Double chamber reference system: KNO3 and KCl/AgCl -
Dimension
Diameter: 22 mm (0.87 inch)
Length (protcetion guard, long shaft): 150 mm (5.91 inch)
Length (flat membrane): 140 mm (5.51 inch) -
Process temperature
Version LH: 0 to 110 °C (32 to 230 °F)
Version NN: 0 to 80 °C (32 to 170 °F) -
Process pressure
1 to 10 bar abs at 80 °C
(15 to 145 psi at 176 °F) -
Temperature sensor
NTC 30K
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Ex certification
(optional) FM IS NI Cl. I Div.1&2, Groups A-D
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Connection
Memosens plug
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Ingress protection
IP68
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1-/2-channel transmitter
Liquiline CM442
The Liquiline CM442 transmitter allows you to connect up to 2 Memosens sensors of your choice from over 12 measurement parameters. It offers automatic sensor recognition, easy operation, 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.
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Measuring principle
Potentiometric
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Application
Modular 4 wire controller
Multichannel: 1/2 digital channels for Memosens protocol
Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
Two 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
2x Memosens input, 2 to 4x current output, Alarmrelay,
2x 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 60 °C (0 to 140 °F)
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Ingress protection
IP66 / IP67
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Input
1 to 2x Memosens digital input
2x 0/4 to 20mA input optional
2x Digital input optional -
Output / communication
2 to 8x 0/4 to 20 mA current outputs
Alarmrelay, 2x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet -
Additional certifications
EAC, cCSAus, MCERTS
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Measuring principle
Sensor ORP / Redox
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Application
Modular 4 wire controller
Multichannel: 1/2 digital channels for Memosens protocol
Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
Two 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
2x Memosens input, 2 to 4x current output, Alarmrelay,
2x 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 60 °C (0 to 140 °F)
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Ingress protection
IP66 / IP67
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Input
1 to 2x Memosens digital input
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Output / communication
2 to 8x 0/4 to 20 mA current outputs
Alarmrelay, 2x relay -
Additional certifications
EAC, cCSAus, MCERTS
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Measuring principle
Conductive
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Application
Modular 4 wire controller
Multichannel: 1/2 digital channels for Memosens protocol
Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
Two 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
2x Memosens input, 2 to 4x current output, Alarmrelay
2x 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 60 °C (0 to 140 °F)
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Ingress protection
IP66 / IP67
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Input
1 to 2x Memosens digital input
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Output / communication
2 to 8x 0/4 to 20 mA current outputs
Alarmrelay, 2x relay -
Additional certifications
EAC, cCSAus, MCERTS
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Measuring principle
Amperometric oxygen measurement
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Application
Modular 4 wire controller
Multichannel: 1/2 digital channels for Memosens protocol
Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
Two 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
2x Memosens input, 2 to 4x current output, Alarmrelay
2x 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 7.38 inch -
Process temperature
-20 to 60 °C (0 to 140 °F)
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Ingress protection
IP67
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Input
1 to 2x Memosens digital input
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Output / communication
2 to 4x 0/4...20 mA current outputs
Alarmrelay, 2x relay -
Additional certifications
EAC, cCSAus, MCERTS
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Measuring principle
Free chlorine
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Application
Modular 4 wire controller
Multichannel: 1/2 digital channels for Memosens protocol
Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
Two 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
2x Memosens input, 2 to 4x current output, Alarmrelay
2x 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 7.38 inch -
Process temperature
-20 to 60 °C (0 to 140 °F)
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Input
1 to 2x Memosens digital input
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Output / communication
2 to 4x 0/4 to 20 mA current outputs
Alarmrelay, 2x relay -
Additional certifications
EAC, cCSAus, MCERTS
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Measuring principle
Four beam alternating light
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Application
Modular 4 wire controller
Multichannel: 1/2 digital channels for Memosens protocol
Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
Two 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
2x Memosens input, 2 to 4x current output, Alarmrelay,
2x 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 7.38 inch -
Process temperature
-20 to 60 °C (0 to 140 °F)
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Ingress protection
IP66 / IP67
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Input
1 to 2x Memosens digital input
2x 0/4 to 20mA input optional
2x Digital input optional -
Output / communication
2 to 4x 0/4 to 20 mA current outputs,
Alarmrelay, 2x relay -
Additional certifications
EAC, cCSAus, MCERTS
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Measuring principle
Ultrasonic sensor
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Application
Modular 4 wire controller
Multichannel: 1/2 digital channels for Memosens protocol
Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
Two 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
2x Memosens input, 2 to 4x current output, Alarmrelay
2x 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 7.38 inch -
Process temperature
-20 to 60 °C (0 to 140 °F)
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Ingress protection
IP66 / IP67
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Input
1 to 2x Memosens digital input
2x 0/4 to 20mA input optional
2x Digital input optional -
Output / communication
2 to 8x 0/4 to 20 mA current outputs
Alarmrelay, 2x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet -
Additional certifications
EAC, cCSAus, MCERTS
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Measuring principle
Fluorescence measurement
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Measuring principle
UV photometric
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Characteristic
Robust plastic housing
All non-ex applications -
Design
2x Memosens input, 2 to 4x current output, Alarmrelay
2x relay, SD card for software update and copy & paste of setup -
Process temperature
-20 to 60 °C (0 to 140 °F)
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Application
Modular 4 wire controller
Multichannel: 1/2 digital channels for Memosens protocol
Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity
Two 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, 2x relay -
Input
1 to 2x Memosens digital input
Immersion assembly
Flexdip CYA112
The Flexdip CYA112 is a modular assembly for sensor immersion in open basins, channels, or tanks. It allows nearly any kind of sensor mounting – chain, fixed, or free-swinging – and features a quick fastener for rapid and safe installation of Memosens or fixed-cable sensors. The assembly provides you with outstanding flexibility and enables you to optimally configure your measurement at low costs.
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Measuring principle
Potentiometric
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Application
Water treatment, wastewater treatment, plant design, open channels, basins, open tanks and process vats, fluctuating water levels
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Installation
CYA112 is a modular assembly system for sensors in open basins, channels and tanks
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Characteristic
Simple and easy installation
Universal and flexible -
Design
Versions in stainless steel or PVC
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Material
Immersion pipe, connection angle, welded threads: stainless steel 1.4404
Sensor adaption, quick fastener, multifunctional clamp ring: POM - GF
O-rings: EPDM -
Dimension
Immersion pipe diameter: 40 mm (1.57 inch)
Length: 600, 1200, 1800 and 2400 mm
(23.6, 47.2, 70.9 and 94.5 inch) -
Process temperature
0 to 60 °C (32 to 140 °F)
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Measuring principle
Sensor ORP / Redox
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Application
Water treatment, wastewater treatment, plant design, open channels, basins, open tanks and process vats, fluctuating water levels
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Installation
CYA112 is a modular assembly system for sensors in open basins, channels and tanks
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Characteristic
Simple and easy installation
Universal and flexible -
Design
Versions in stainless steel or PVC
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Material
Immersion pipe, connection angle, welded threads: stainless steel 1.4404
Sensor adaption, quick fastener, multifunctional clamp ring: POM - GF
O-rings: EPDM -
Dimension
Immersion pipe diameter: 40 mm (1.57 inch)
Length: 600, 1200, 1800 and 2400 mm
(23.6, 47.2, 70.9 and 94.5 inch) -
Process temperature
0 to 60 °C (32 to 140 °F)
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Measuring principle
Conductive
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Application
Water treatment, wastewater treatment, plant design, open channels, basins, open tanks and process vats, fluctuating water levels
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Installation
CYA112 is a modular assembly system for sensors in open basins, channels and tanks
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Characteristic
Simple and easy installation
Universal and flexible -
Design
Versions in stainless steel or PVC
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Material
Immersion pipe, connection angle, welded threads: stainless steel 1.4404
Sensor adaption, quick fastener, multifunctional clamp ring: POM - GF
O-rings: EPDM -
Dimension
Tauchrohr Durchmesser: 40 mm (1.57 Zoll)
Länge: 600, 1200, 1800 und 2400 mm
(23.6, 47.2, 70.9 und 94.5 Zoll) -
Process temperature
0 ... 60 °C (32 ... 140 °F)
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Measuring principle
Amperometric oxygen measurement
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Application
Water treatment, wastewater treatment, plant design, open channels, basins, open tanks and process vats, fluctuating water levels
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Installation
CYA112 is a modular assembly system for sensors in open basins, channels and tanks
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Characteristic
Simple and easy installation
Universal and flexible -
Design
Versions in stainless steel or PVC
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Material
Immersion pipe, connection angle, welded threads: stainless steel 1.4404
Sensor adaption, quick fastener, multifunctional clamp ring: POM - GF
O-rings: EPDM -
Dimension
Immersion pipe diameter: 40 mm (1.57 inch)
Length: 600, 1200, 1800 and 2400 mm
(23.6, 47.2, 70.9 and 94.5 inch) -
Process temperature
0 to 60 °C (32 to 140 °F)
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Measuring principle
Total chlorine
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Application
Water treatment, wastewater treatment, plant design, open channels, basins, open tanks and process vats, fluctuating water levels
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Characteristic
Simple and easy installation
Universal and flexible -
Design
Versions in stainless steel or PVC
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Material
Immersion pipe, connection angle, welded threads: stainless steel 1.4404
Sensor adaption, quick fastener, multifunctional clamp ring: POM - GF
O-rings: EPDM -
Dimension
Immersion pipe diameter: 40 mm (1.57 inch)
Length: 600, 1200, 1800 and 2400 mm
(23.6, 47.2, 70.9 and 94.5 inch) -
Process temperature
0 to 60 °C (32 to 140 °F)
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Measuring principle
Single beam scattered light
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Application
Water treatment, wastewater treatment, plant design, open channels, basins, open tanks and process vats, fluctuating water levels
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Installation
CYA112 is a modular assembly system for sensors in open basins, channels and tanks
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Characteristic
Simple and easy installation
Universal and flexible -
Design
Versions in stainless steel or PVC
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Material
Immersion pipe, connection angle, welded threads: stainless steel 1.4404
Sensor adaption, quick fastener, multifunctional clamp ring: POM - GF
O-rings: EPDM -
Dimension
Immersion pipe diameter: 40 mm (1.57 inch)
Length: 600, 1200, 1800 and 2400 mm
(23.6, 47.2, 70.9 and 94.5 inch) -
Process temperature
0 to 60 °C (32 to 140 °F)
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Measuring principle
UV photometric
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Characteristic
Simple and easy installation
Universal and flexible -
Design
Versions in stainless steel or PVC
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Process temperature
0 to 60 °C (32 to 140 °F)
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Application
Water treatment, wastewater treatment, plant design, open channels, basins, open tanks and process vats, fluctuating water levels
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.
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Measuring principle
Potentiometric
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Application
Measuring cable for contactless, inductive, digital transmission of measurement signals
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Installation
Inductive plug- head for digital sensors with Memosens technology and wire terminals or M12 plug to connect to the transmitter
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Characteristic
Inductive, digital transmission of measurement signals and energy
Not influenced by moisture, EMC-fields and corrosion -
Measuring range
High impedance cable not necessary
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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)
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Process pressure
max. 50 bar/725 psi at 135°C/275°F.
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Temperature sensor
For digital sensors with inductive plug-head with and without temperature sensor
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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
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Additional certifications
Also available as TÜV approved SIL version
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Measuring principle
Sensor ORP / Redox
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Application
Measuring cable for contactless, inductive, digital transmission of measurement signals.
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Installation
Inductive plug- head for digital sensors with Memosens technology and wire terminals or M12 plug to connect to the transmitter.
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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)
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Temperature sensor
For digital sensors with inductive plug-head with and without temperature sensor
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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
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Measuring principle
Conductive
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Application
Measuring cable for contactless, inductive, digital transmission of measurement signals
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Installation
Inductive plug- head for digital sensors with Memosens technology and wire terminals or M12 plug to connect to the transmitter
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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)
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Temperature sensor
For digital sensors with inductive plug-head with and without temperature sensor
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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
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Measuring principle
Amperometric oxygen measurement
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Application
Measuring cable for contactless, inductive, digital transmission of measurement signals
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Installation
Inductive plug- head for digital sensors with Memosens technology and wire terminals or M12 plug to connect to the transmitter
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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)
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Temperature sensor
For digital sensors with inductive plug-head with and without temperature sensor
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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
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Measuring principle
Free chlorine
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Application
Measuring cable for contactless, inductive, digital transmission of measurement signals
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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)
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Temperature sensor
For digital sensors with inductive plug-head with and without temperature sensor
-
Additional certifications
Also available as TÜV approved SIL version