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Liquiline CM444 is a digital transmitter for pH, ORP, conductivity, oxygen, turbidity and more.

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Reliable, robust and low-maintenance

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Highly functional and convenient

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Designed for demanding applications

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FLEX selections	Technical excellence	Simplicity
F L E X Fundamental selection Meet your basic measurement needs	Technical excellence	Simplicity
F L E X Lean selection Handle your core processes easily	Technical excellence	Simplicity
F L E X Extended selection Optimize your processes with innovative technologies	Technical excellence	Simplicity
F L E X Xpert selection Master your most challenging applications	Technical excellence	Simplicity Variable

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4-channel transmitter Liquiline CM444

Expandable multiparameter field device for all industries

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

Ingress protection IP66 / IP 67

Liquiline System CA80AM - High-precision process analyzer for ammonium measurement

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Ammonium analyzer Liquiline System CA80AM

Colorimetric system for online monitoring of water and wastewater treatment

Measuring range 0.05 to 20 mg/l NH4-N
0.5 to 50 mg/l NH4-N
1 to 100 mg/l NH4-N
0.5 to 50 mg/l with dilution function to maximum 10 to 1000 mg/l NH4-N

Process temperature 4 to 40 °C (39 to 104 °F)

Process pressure Unpressurized

Measuring method Comply with standard colorimetric measuring principle - indophenol blue method following ISO 7150-1, DIN 38406-5 and GB 7481-87

Liquiline System CA80COD - COD analyzer for environmental monitoring

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COD analyzer Liquiline System CA80COD

Analyzer for chemical oxygen demand in environmental monitoring, industrial and municipal wastewater

Measuring range 0 to 500 mg/l O2 COD chromate method
0 to 5000 mg/l O2 COD chromate method
0 to 5000 mg/l O2 COD chromate method + dilution module (1:4)

Process temperature 4 to 40 °C (39 to 104 °F)

Process pressure Atmospheric

Liquiline System CA80PH - High-precision process analyzer for orthophosphate measurement

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Orthophosphate analyzer  Liquiline System CA80PH

Colorimetric system for wastewater monitoring and optimization of process control

Measuring range 0 to 2.5 mg/l PO4-P (blue method)
0.05 to 10 mg/l PO4-P (blue method)
0.05 to 10 mg/l with dilution function to maximum 2.5 to 500 mg/l PO4-P (blue method)
0.5 to 20 mg/l PO4-P (yellow method)
0.5 to 50 mg/l PO4-P (yellow method)
0.5 to 50 mg/l with dilution function to maximum 10 to 1000 mg/l PO4-P (yellow method)

Process temperature 4 to 40 °C (39.2 to 104 °F)

Process pressure At atmospheric pressure, < 0.2 bar

Liquiline Control CDC90 is an automatic cleaning and calibration system for pH and ORP sensors.

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Cleaning and calibration system Liquiline Control CDC90

Fully automatic system for pH and ORP measuring points in many industries

Liquiline CM42B two-wire transmitter for pH, ORP, conductivity or oxygen measurement

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1-channel transmitter Liquiline CM42B

Two-wire field device for hazardous and non-hazardous areas and hygienic applications in chemical, life sciences and food & beverage industries

Input One channel transmitter for Memosens and analog (pH, ORP, conductivity)

Output / communication 4 to 20 mA, HART (optional), additional second output possible; HART communication, also later activatable

Ingress protection Field housing:
IP66/67 (IEC 60529)
NEMA 4X (UL 50E)
DIN-rail housing: IP20

Liquiline CM442 is a digital transmitter for pH, ORP, conductivity, oxygen, turbidity and more.

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1-/2-channel transmitter Liquiline CM442

Expandable multiparameter field device for all industries

Input 1 to 2x Memosens digital input

Output / communication 2 to 4x 0/4...20 mA current outputs
Alarmrelay, 2x relay

Ingress protection IP67

Liquiline CM442R is a compact DIN-Rail transmitter for pH, ORP, conductivity, oxygen, turbidity ...

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1-/2-channel transmitter Liquiline CM442R

Compact multiparameter DIN-rail and cabinet device for all industries

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

Ingress protection Transmitter: IP20
Optional Display: IP66

Liquiline Compact CM72 is a small transmitter for Memosens sensors.

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1-channel transmitter Liquiline Compact CM72

Single-parameter field device for hazardous and non-hazardous applications in all industries

Input One channel transmitter

Output / communication 4 to 20 mA

Ingress protection IP67, IP68, NEMA Type 6

Liquiline Compact CM82 is the smallest transmitter for Memosens sensors

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1-channel transmitter Liquiline Compact CM82

Multiparameter field device for hazardous and non-hazardous applications in all industries

Input One channel transmitter

Output / communication 4 to 20 mA, HART

Ingress protection IP67, IP68, NEMA Type 6

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