B&R 2003 DI439 Digital Input Module Technical Specifications

This document provides technical specifications and operational details for the B&R 2003 series DI439 digital input module, a 16-channel, 24 VDC input module with 1 ms response time and sink/source configuration. It covers module addressing, wiring diagrams, status LEDs, input circuit diagnostics, and mechanical dimensions, including configuration examples for DI435, DI439, and DO435 modules.