Module Type:Control Module
Model Number:MM21 MM21
Manufacturer:ABB
Operating Voltage:24VDC
Communication Interface:RS485
Processing Speed:Up to 100 KHz
Memory Capacity:128 KB RAM, 32 KB EEPROM
Input/Output Channels:8xDI, 8xDO, 4xAI, 2xAO
Dimensions (WxHxD):120mm x 120mm x 40mm
Weight:0.3kg
Environmental Rating:IP20
Operating Temperature Range:-20°C to +55°C
Integrating state-of-the-art technology, the ABB MM21 MM 21 industrial control module is engineered for seamless integration into any existing automation system. It boasts high-speed processing capabilities, ensuring rapid response times to optimize operational efficiency.
Featuring ABB‘s proprietary operating system, this module offers unparalleled performance and compatibility with a wide array of automation protocols, including Ethernet, USB, and CANbus interfaces, facilitating easy communication with other devices in your setup.
With a robust memory capacity of 512 MB RAM and 1 GB ROM, the ABB MM21 MM 21 provides ample space for storing critical data and programming, enabling sophisticated control strategies and predictive maintenance analysis.
Designed to withstand extreme environmental conditions, this module operates reliably within temperatures ranging from -20°C to 60°C during operation and from -40°C to 85°C during storage, making it suitable for deployment in diverse industrial settings.
Weighing just 0.6kg, the compact size of the ABB MM21 MM 21 ensures minimal impact on system design and ease of installation. Its lightweight yet sturdy construction makes it an ideal choice for both new installations and retrofit scenarios.











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