Omron E3S-AT31-D — Photoelectric Receiver

Description The Omron E3S-AT31-D is a photoelectric receiver designed for use in through-beam sensing systems, providing reliable object detection across distances up to 7 meters. Operating on 10–30 VDC, it delivers precise signal reception in industrial automation and material handling environments where consistent optical sensing is essential. Technical Specifications Condition New/Never Used Surplus Brand Omron Category Sensors Part Number E3S-AT31-D Subcategory Photoelectric Receiver Series E3S Series Sensor Type Through-Beam Receiver Sensing Distance 7 m Supply Voltage 10–30 VDC Output Type Receiver (used with transmitter) Cable Length 2 m Connector Type M12 Appearance Horizontal Response Time Approx. 1 ms Light Source (for system) Infrared LED (used with paired transmitter) Operating Temperature –25°C to +55°C Protection Rating IP67 Housing Material Polycarbonate or metal-reinforced resin (varies by variant) Mounting Method Bracket or panel mount Weight Approx. 100 g Information About E3S-AT31-D The E3S-AT31-D is part of Omron’s E3S series of photoelectric sensors, engineered for dependable performance in demanding factory conditions. Designed as the receiver unit for through-beam applications, it pairs with a compatible transmitter to detect object presence or interruption with high accuracy. Its horizontal housing and M12 connector simplify installation in compact or side-mounted configurations. Built to Omron’s standards of quality and reliability, this receiver ensures stable operation across a wide voltage range with a rugged industrial-grade construction. Key Features: Through-Beam Type: Functions as the receiver unit in a through-beam photoelectric sensor pair for precise object detection. Long Sensing Distance: Supports up to 7 meters of detection range for extended coverage in automation systems. Wide Voltage Range: Operates from 10–30 VDC, suitable for most control and PLC systems. Compact Horizontal Design: Streamlined housing enables easy mounting in limited spaces. M12 Connector: Provides secure and quick electrical connection for simplified installation. Durable Construction: Built for industrial environments with resistance to vibration and contamination. Easy Alignment: Optimized optical axis ensures stable signal reception and minimal setup time. Cable Option: Available with 2-meter cable length for flexible wiring integration. The E3S-AT31-D delivers the reliability and precision required for optical detection and automation sensing applications.