B&R Industrial Automation 3BP155.4 PLC Module

3BP155.4 is a B&R System 2005 backplane module that provides a compact 6-slot module rack for mounting and interconnecting 2005 I/O modules. As part of the BP15x backplane family, it is available in 6, 9, 12, or 15-slot configurations and can be ordered with or without a backup battery, depending on power-loss protection needs. The backplane forms the centralized backbone for consolidating legacy hardware with newer 2005 modules in a single control-system stack. It measures 240 mm wide, 165 mm high, and 23 mm deep, and is rated IP20 for environmental protection. Operating conditions are 0 to 60°C with 5 to 95% relative humidity, and storage can range from -25 to 70°C. The unit carries CE, UKCA, and UL/cULus E115267 certifications for industrial use, and the material number is 3BP155.4.