If you have questions about our products, Fill out the form below and we will answer any questions you have. Tips: Fields marked with*are required. Allen Bradley 1734-IB4D Numeric Input Module Product Overview (Introduction) The Allen Bradley 1734-IB4D Numeric Input Module is a high-precision digital input module designed for Compact I/O systems. It provides four channels of discrete numeric input for real-time monitoring and pro *Your Name: *Your Email: *Your Name: *Vdcode: Submit