Product Description

E3SBT81 DISCONTINUED BY MANUFACTURER MINIATURE PHOTOELECTRIC SENSOR EMITTER + RECEIVER PAIR (E3S-BT81-L / E3S-BT81-D) THROUGH-BEAM BUILT-IN AMPLIFIER VERTICAL ORIENTATION 2 METER SENSING DISTANCE LIGHT-ON/DARK-ON SELECTABLE PNP OUTPUT 12-24 VDC SUPPLY The E3S-BT81 is a high-performance photoelectric sensor from Omron designed to deliver reliable and precise object detection in a variety of industrial environments. This sensor features a diffuse reflective type detection method with a high-sensitivity design, making it ideal for detecting small or challenging objects with high accuracy. The E3S-BT81’s compact, rugged construction ensures durability in harsh conditions, and its quick response time supports high-speed applications. With its versatile mounting options and straightforward installation, this sensor simplifies integration into existing systems while providing dependable performance for applications such as material handling, packaging, and assembly lines.

Technical Specifications

• Type: Photoelectric Sensor
• Detection Method: Diffuse reflective (with built-in reflector)
• Sensing Range: Up to 1 meter
• Response Time: 1 ms
• Supply Voltage: 12-24 VDC
• Output Type: NPN or PNP transistor
• Output Current: 100 mA max
• Ambient Temperature Range: -25°C to +55°C
• Body Material: Plastic
• Degree of Protection: IP67
• Mounting Type: Bracket or surface mount
• Connector Type: M8 4-pin
• Weight: Approximately 40 grams