NC303 Ultrasonic Transducer Module Manual

This document describes the B&R NC303 ultrasonic transducer module, an intelligent I/O processor for distance and RPM measurement with additional digital and analog inputs/outputs. It details the module's operation, including single and double magnet distance measurement via ultrasonic pulses, RPM measurement through pulse counting and gate timing, and provides technical specifications such as model number, voltage ratings, and memory.