ABB CMA120 – Condition Monitoring Analyzer

A. Product Summary

The ABB CMA120 is a versatile condition monitoring analyzer designed to collect, process, and evaluate key operational data from industrial equipment. Built for predictive maintenance and long-term performance optimization, it integrates seamlessly into ABB monitoring systems to help users reduce downtime and extend asset life.

B. Functional Highlights

Advanced Condition Analysis: Interprets vibration, temperature, and machine-health inputs to provide real-time equipment diagnostics.

Flexible Data Collection: Supports multiple sensor interfaces, enabling comprehensive monitoring of motors, pumps, turbines, and rotating machinery.

Long-Term Stability: Engineered to withstand harsh industrial conditions, offering dependable measurements over extended periods.

Configurable Operation: Users can define thresholds, alarms, and communication parameters to match specific plant requirements.

High Integration Capability: Works smoothly with supervisory platforms and ABB control systems for unified asset management.

C. Structure & Component Breakdown

Main Processing Module – Performs signal analysis, data filtering, and event recognition.

Sensor Interface Board – Connects analog and digital signals from various field sensors.

Communication Interface – Ethernet and fieldbus support for system integration.

Diagnostics & Indicator Panel – LED status display for operational states and warnings.

Protective Enclosure – Industrial-grade housing made to resist vibration, dust, and humidity.

D. Technical Parameters 

Supported Signals: Vibration, temperature, and general equipment condition metrics

Input Channels: Multi-channel monitoring capability

Data Logging Capacity: Extended internal memory for trend analysis

Alarm Outputs: Configurable digital outputs

Supply Voltage: 24 VDC

Operating Temperature: –20°C to +60°C

Communication: Ethernet, optional fieldbus integration

Installation: Panel or cabinet mounting

E. Application Scenarios

The ABB CMA120 is used in a wide range of industries that rely heavily on machine uptime:

Oil & gas rotating equipment monitoring

Power generation turbines and auxiliary machinery

Petrochemical compressors and pumps

Steel mills and heavy manufacturing lines

Water processing and distribution pumps

Marine propulsion and onboard systems

F. Installation & Maintenance Recommendations

Mount the analyzer on a vibration-resistant surface within a protected control cabinet.

Ensure all sensor cables are shielded and correctly grounded to minimize noise.

Configure alarm levels and analysis profiles through ABB monitoring software before commissioning.

Periodically verify sensor calibration and input wiring integrity.

Review logged data regularly to identify emerging trends and schedule maintenance proactively.

G. Additional Information

With its robust analytics, modular design, and strong integration features, the ABB CMA120 plays a crucial role in predictive maintenance strategies. It helps operators move from reactive repair to intelligent asset management—enhancing reliability, reducing operating costs, and improving long-term equipment performance.