Introduction
The Liquiline CM442R is a compact, 1/2-channel DIN-rail/cabinet multiparameter transmitter designed for industrial liquid analysis. It supports up to 2 Memosens digital sensors, covering over 12 measurement parameters including pH/ORP, conductivity, dissolved oxygen, chlorine, and turbidity. Built-in Heartbeat technology enables predictive maintenance, significantly reducing operational costs.
Specification
| Parameter | Specification |
|---|---|
| Measuring Principle | Amperometric oxygen measurement |
| Application | Modular 4-wire controller with 1/2 Memosens digital channels, multiparameter liquid analysis |
| Supported Parameters | pH, redox/ORP, ISFET, inductive/conductive conductivity, dissolved oxygen, nitrate, turbidity |
| Sensor Connectivity | Up to 2 Memosens sensors (any combination), plug-and-play |
| Housing & Material | DIN-rail housing: PC-FR; display seal: EPDM, robust plastic housing (non-Ex use only) |
| Dimensions | 99 × 100 × 97 mm (3.9 × 3.94 × 3.82 in) |
| Process Temperature | 0 to 60 °C (32 to 140 °F) |
| Inputs | 1–2× Memosens digital input; optional 2× 0/4–20 mA + 2× digital inputs |
| Outputs & Communication | 2–8× 0/4–20 mA outputs; alarm/2× relays; Profibus DP, Modbus RS485/TCP, Ethernet |
| Key Features & Certifications | SD card for software updates/setup copy-paste; EAC, cCSAus certified |
Key Advantages
Space-Saving DIN-Rail Design for Flexible Integration
Its ultra-compact footprint fits seamlessly into any cabinet or skid, eliminating the need for door cutouts and maximizing valuable panel space.
Plug-and-Play Memosens Compatibility
Supports up to 2 Memosens sensors across 12+ measurement parameters, enabling pre-calibrated, hot-swappable setups for minimal downtime.
Rapid Commissioning & Batch Configuration
SD card-based setup backup and copy-paste functionality accelerates deployment across multiple installations, cutting configuration time drastically.
Remote Monitoring & Control via Integrated Web Server
Access diagnostics, adjust configurations, and view real-time process data remotely from any web browser, including mobile devices.
Predictive Maintenance with Heartbeat Technology
Built-in condition monitoring enables proactive maintenance, verifying the entire measuring point and reducing unplanned downtime and operational costs.