Xiamen Xingruijia Import and Export Co., Ltd. has been specializing in the sales of industrial control equipment spare parts for 20 years. For more ABB models, please refer to the product list . If you need other brands or models, please contact us. We have a variety of brands and models in stock, and we can purchase difficult to order models for you. We look forward to your inquiry!!!
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Overview of the ABB CMA120 Basic Controller Panel
The ABB CMA120 is a basic controller panel unit designed by ABB for industrial automation, process control, and generator set monitoring. It serves as a core HMI (Human–Machine Interface) component for systems such as SYNPOL D, AC800M, and AC500. Integrating display, keypad, communication, and power functions, it provides reliable monitoring and control even in harsh industrial environments.

Main Functions and Applications
| Function |
Description |
| Human–Machine Interface (HMI) |
Equipped with a 7-inch color touchscreen (optional) or a 128 × 64-pixel LCD, along with a backlit QWERTY keyboard or 6-key membrane keypad for convenient onsite operation. |
| Real-time Monitoring & Alarms |
Supports process variable display, trend charts, and alarm management to help operators quickly identify faults. |
| Data Acquisition & Recording |
Collects signals such as voltage, current, frequency, and temperature; supports local storage and remote upload. |
| Communication Interfaces |
Supports Profibus DP, Modbus RTU, Ethernet, RS-232/RS-485, and other industrial protocols for integration with PLC, SCADA, and DCS systems. |
| Control Logic |
Built-in programmable controller supporting IEC 61131-3 standards; offline programming available via ABB Control Builder software. |
| Alarms & Diagnostics |
Provides fault diagnostics, alarm notifications, and historical logs to enhance maintenance efficiency. |
| Applications |
Generator sets (SYNPOL D), process control, factory automation, energy management, building automation, pump stations, conveyor systems, HVAC, etc. |
Technical Specifications (Common Models)
| Item |
Specification |
| Power Supply |
24 V DC (some models support 48 V DC) |
| Display |
7-inch color touchscreen or 128 × 64-pixel LCD |
| Keypad |
Backlit QWERTY keyboard or 6-key membrane keypad |
| Communication |
Profibus DP, Modbus RTU, Ethernet, RS-232, RS-485 (optional) |
| Operating Temperature |
–20 °C to +60 °C |
| Protection Rating |
IP20 (indoor) or IP65 (dustproof/waterproof) |
| Dimensions |
approx. 280 × 220 × 80 mm |
| Weight |
approx. 2.5 kg (compact models approx. 150 g) |
| I/O Interfaces |
Multiple digital/analog I/O; supports 4-20 mA, 0-10 V, and other standard signals |
Typical Application Scenarios
Diesel Generator Set Control
As the core panel of the SYNPOL D system, it provides generator status monitoring, start/stop control, grid-synchronization control, and fault alarms.
Process Control
Used in industries such as chemicals, oil & gas, and food & beverage to display and regulate key variables such as temperature, pressure, and flow.
Factory Automation
Works with ABB PLCs (e.g., AC500, AC800M) to enable centralized monitoring and control of machinery, conveyor lines, pump stations, and other equipment.
Energy Management & Building Automation
Integrates with building energy systems via multiple communication protocols to support energy monitoring and optimization.
Selection Guide
Environmental Requirements: Choose the IP65 version (e.g., AC500-compatible models) for dustproof and waterproof protection.
Communication Needs: Select models matching your existing Profibus/Modbus network; choose Ethernet-equipped models if high-speed communication is required.
Display & Interaction:
Use the 7-inch touchscreen color version for sites requiring convenient interaction.
Consider the LCD version for cost-sensitive applications with basic display needs.
Conclusion
The ABB CMA120 features high reliability, a modular design, and flexible communication capabilities, making it suitable for a wide range of industrial environments—from generator sets to full-plant process control. With its user-friendly interface and broad specification coverage, it delivers stable monitoring and control in demanding conditions, serving as an essential basic controller panel in ABB’s automation product portfolio.
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Inventory//Affordable prices//Excellent quality//Imported with original packaging
If you have any question pls do not hesitate to contact us. We can supply all kind of the automation parts,
If you want to purchase parts pls send the parts model to my mail.
If you have any question pls do not hesitate to contact us. We can supply all kind of the automation parts,
If you want to purchase parts pls send the parts model to my mail or add my WhatsApp.
Welcome to inquire, we are always at your service!!!