CMA120 | ABB | Compact Signal Conditioning Module | Industrial Use

Product Description

The ABB CMA120 is a reliable signal conditioning and interface module designed for industrial automation systems, specifically within ABB’s Advant, Symphony Plus, and AC500 PLC platforms. This module is integral for providing a secure, robust communication link between controllers and field devices, ensuring stable and accurate data acquisition for critical processes.

Compact yet powerful, the ABB CMA120 is built to withstand the demands of harsh industrial environments. It is widely used in applications such as power generation, oil & gas, chemical plants, and manufacturing, where it delivers efficient signal processing and electrical isolation.

Technical Specifications

• Model Number: CMA120

• Type: Signal Conditioning / Interface Module

• System Compatibility: ABB Advant OCS, Symphony Plus, AC500 PLC systems

• Functions: Provides wiring interface and signal conditioning for analog/digital signals

• Input Types: Analog and digital signals (voltage/current)

• Resolution: 12–16 bit (depending on configuration)

• Accuracy: ±0.1% typical

• Isolation: Channel-to-channel electrical isolation

• Dimensions (W × H × D): 10 × 15 × 2.5 cm (standard ABB card size)

• Weight: 1kg

• Operating Temperature: –20°C to +60°C

• Storage Temperature: –40°C to +85°C

• Certifications: CE, UL, CSA, TUV

• Country of Origin: Sweden / Switzerland

• Application Areas: Process automation, safety systems, industrial monitoring

FAQ Content

1. What is the function of the ABB CMA120 module?
   The ABB CMA120 provides signal conditioning and acts as an interface module for analog and digital signals, ensuring reliable communication between controllers and field devices.

2. Which systems is the CMA120 compatible with?
   The CMA120 is designed for use with ABB Advant OCS, Symphony Plus, and AC500 PLC systems, making it suitable for a wide range of industrial applications.

3. What is the accuracy and resolution of the CMA120 module?
   The CMA120 offers a resolution range of 12–16 bits and an accuracy of ±0.1% typical, ensuring precise signal processing and data acquisition.

4. Where can the CMA120 be used?
   The CMA120 is ideal for industries such as power generation, oil & gas, chemical plants, and manufacturing, where reliable signal conditioning is essential.

5. What certifications does the CMA120 have?
   The ABB CMA120 is certified with CE, UL, CSA, and TUV, ensuring compliance with international safety and quality standards.