ABB IEMMU21 Bailey Infi 90 Rear-Mount Module Mounting Unit

Description

The ABB IEMMU21 is a 12-slot industrial chassis designed for the Bailey Infi 90 and Network 90 Distributed Control Systems. It serves as the primary structural and electrical framework for housing system modules in a rear-mounting configuration. The unit features a high-performance integrated backplane that facilitates centralized power distribution and high-speed data communication via Controlway and Slave Bus protocols. Its rugged 19-inch design ensures secure module alignment and reliable interconnectivity for mission-critical DCS hardware.

Specifications

• Brand: ABB Bailey

• Model Number: IEMMU21

• Product Type: Module Mounting Unit (MMU)

• Series: Infi 90 / Network 90

• Slot Capacity: 12 module slots

• Mounting Style: Rear-access, 19-inch rack-mount

• Bus Support: Controlway and Slave Bus compatible

• Net Weight: 4.15 kg (9.15 lbs)

• Dimensions: 177.8 mm x 482.6 mm x 298.5 mm

Features

• Rear-Mount Optimization: Designed for cabinet architectures requiring rear-side module installation and cable management.

• Integrated Bus Architecture: Ensures low-latency communication and stable DC power delivery across all 12 slots.

• Industrial Durability: Heavy-duty metal frame protects sensitive electronics from mechanical stress and vibration.

• Seamless Scalability: Provides a standardized interface for expanding I/O and processing capacity within existing DCS racks.