B&R Industrial Automation 7DI439.7 Digital Input Module

The B&R 7DI439.7 is a System 2003 digital input module that provides 16 channels of 24 VDC input signals with a 1 ms response time for fast state capture in automation projects. It supports both sink and source wiring configurations and is designed for use with B&R controllers within the System 2003 I/O family. For wiring, plan to use TB718-series terminal blocks; the module specifies three TB718 blocks, with TB718.9 and TB718.91 listed as accessory options. The unit carries CE, UKCA, and UL/cUL certifications, confirming compliance for industrial installations. Typical applications include reading the status of sensors, switches, and indicator devices on machines and production lines, feeding digital input data into control logic, sequencing, and interlocking tasks.