Endress+Hauser Liquiline CM444 Multi-Channel Controller
Advanced Modular Water Analysis Controller for Industrial Applications
The Endress+Hauser Liquiline CM444 is a high-performance multi-channel controller designed for continuous monitoring of water quality parameters in industrial and environmental processes. Based on the Liquiline digital platform, it provides flexible measurement, efficient diagnostics, and seamless system integration, making it a trusted solution for water treatment, chemical processing, food and beverage production, and power generation.
Product Overview
The Liquiline CM444 supports multiple Memosens digital sensors simultaneously, allowing users to measure several parameters from a single device. With its modular architecture, the controller can be configured as a 2-, 4-, or multi-channel system depending on the application needs.
Engineered for reliability and operational efficiency, the CM444 ensures stable, accurate measurements, simplified maintenance, and strong industrial connectivity.
Key Features
1. Multi-Channel Capability
- Supports up to 4 Memosens sensors per module
- Easily expandable for additional channels
- Ideal for installations requiring multiple water quality indicators
2. Memosens Digital Sensor Technology
- Contactless, corrosion-resistant digital signal
- Sensors store calibration data internally
- Quick plug-and-play replacement reduces process downtime
3. Broad Multiparameter Compatibility
The CM444 can measure:
- pH and ORP
- Conductivity
- Dissolved Oxygen
- Turbidity
- Chlorine (free/total)
- Nitrate, SAC, UV parameters
- Temperature and more
4. Intelligent Diagnostics
- Predictive sensor maintenance
- Drift monitoring and calibration alerts
- Clear error codes and health indicators
- Ensures maximum process availability
5. Industrial Communication Options
- Modbus TCP
- EtherNet/IP
- PROFIBUS
- PROFINET
- HART
- Full SCADA/DCS integration
- Remote access for monitoring and configuration
6. Rugged and Versatile Design
- IP66/IP67 weatherproof housing
- Wall, panel, or pipe mounting
- Designed for harsh industrial conditions
- Resistant to moisture, chemicals, and vibration
Technical Specifications
| Specification |
Details |
| Sensor Inputs |
Up to 4 digital Memosens channels |
| Display |
High-contrast graphic display |
| Power Supply |
100–230 VAC or 24 VDC |
| Ambient Temperature |
−20°C to +60°C |
| Protection Class |
IP66 / IP67 |
| Data Logging |
Integrated storage for measurement & events |
| Communication |
Modbus TCP, EtherNet/IP, PROFIBUS, HART |
| Mounting Options |
Wall, panel, or pipe |
Applications
- Municipal and industrial wastewater treatment
- Drinking water production and distribution networks
- Cooling water monitoring in power plants
- Desalination systems
- Food & beverage process water
- Chemical and petrochemical production
- Pharmaceutical and ultrapure water systems
Advantages of Choosing CM444
- Handles multiple parameters in one controller
- Reduces installation complexity and cost
- Plug-and-play digital sensors simplify maintenance
- Highly compatible with existing automation systems
- Long-term accuracy and operational stability
- Trusted globally for water quality monitoring
Contact Information
For pricing, datasheets, and technical support:
Email: edwardzhao@gbsxj.com
Phone: +86-15000725058
We provide global supply and fast delivery for Endress+Hauser instrumentation.
