🔷 SensoPart IT40 NB-NAL4 – Infrared Through-Beam Sensor Receiver, NPN Output, M12 Plug The SensoPart IT40 NB-NAL4 is a high-performance through-beam photoelectric sensor receiver, designed for use with a corresponding infrared emitter. It features an NPN switching output and M12 4-pin connector (NAL4), enabling fast integration with industrial control systems. The receiver’s rugged rectangular housing ensures reliable operation over long distances and in harsh environments, making it suitable for high-speed object detection, part counting, and conveyor automation. Description • Infrared through-beam sensor (receiver only) • Requires matching emitter for complete operation • NPN switching output – Normally Open • M12 4-pin connector (NAL4) for reliable installation • High switching frequency for fast detection tasks • Suitable for packaging, counting systems, and conveyor lines Product Data Specification Details Model IT40 NB-NAL4 Sensor Type Through-beam receiver (infrared) Light Source Infrared (requires matching emitter) Output Type NPN (Normally Open) Connector Type M12 4-pin connector (NAL4) Housing Type Rectangular plastic housing Operating Voltage 10–30 V DC Protection Rating IP67 Sensing Range Up to 20 m (with matching emitter) Response Time ≤ 0.5 ms Ambient Temperature –25 °C to +60 °C Applications Conveyor automation, counting, object presence detection