3EX450 B & R Automation
Wake Industrial LLC is not an authorized distributor of this product.
The B & R Automation 3EX450 is part of the System 2005 Controllers series and features single-width design with a 9-pin DSUB connector and RS232 diagnostic port. It has a total power consumption of 5.5 W with separate requirements of 1.1 W at 24 Vdc and 4.4 W at 5 Vdc, and is rated for IP20 protection.
Internal Product Review
The 3EX450 is a B & R Automation System 2005 controller built for efficient cabinet integration, with a single-width format and 5.5 W power consumption. A 9-pin DSUB connector with an RS232 diagnostic port simplifies commissioning and service access. IP20 protection adds dependable panel-level suitability for a well-executed control module.
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Product Description:
The 3EX450 is a controller module manufactured by B & R Automation for the System 2005 Controllers series. Installed in a System 2005 backplane, it acts as a processing and interface unit that coordinates discrete and analog I/O modules and exchanges data with higher-level PLCs. By combining logic execution with basic diagnostic access, the device supports compact machine control tasks in industrial automation lines. Its role is to manage local control functions while passing operating data between field modules and the higher-level system, which helps keep small automation stations organized around a single rack-based platform.
It requires a total input of 5.5 W, divided between the 24 Vdc rail at 1.1 W and the 5 Vdc rail at 4.4 W. The module has a single-width form factor, so it occupies one standard slot and helps conserve panel space. The enclosure has an IP20 rating, which limits installation to enclosed cabinets. A dedicated base unit slot allows the board to plug directly into a System 2005 carrier without additional adapters or cabling.
For local monitoring, the front panel carries a 9-pin D-Sub connector that routes the built-in RS-232 diagnostic channel. This service port supports an IF1 transfer rate of up to 9.6 kbit/s, which is suitable for parameter transfer, status queries, and routine diagnostic communication. Because the controller uses a fixed connector set, communication and power connections remain concentrated at the module face, which keeps wiring orderly inside the cabinet. The specified signaling speed supports reliable serial communication over the short cable runs typically used within control enclosures. This arrangement allows direct access to operating data without interfering with normal controller operation.