OMRON E2S-Q23B 1M: Ultra-compact, high-performance proximity sensor with a 2.5 mm sensing distance, ideal for front surface detection in industrial settings.
Product ModelE2S-Q23B 1M
Product ID65693
Stock on Request
Last updated: 8/29/2026
Key Features
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Feature1. Ultra-Compact Design The E2S-Q23B 1M boasts an ultra-small size, making it perfect for space-constrained applications. Its compact square shape measures 8 mm x 8 mm x 23 mm, ensuring seamless integration into your system.
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Feature2. High Performance With a built-in ultra-small amplifier, this sensor delivers high performance and rich variations, ensuring reliable detection even with workpiece fluctuations.
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Feature3. Precise Detection The E2S-Q23B 1M offers a maximum detection range of 2.5 mm, providing precise sensing capabilities. Its response frequency of 1 kHz ensures quick and accurate detection.
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Feature4. Versatile Operating Environment This sensor operates in a wide range of environments, from -25 to 70 ℃ and 35 to 90% humidity, making it suitable for various industrial applications.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Case material
Polyarylate resin
Connection
PVC cable
Overall length (mm)
Does not apply, rectangular shape
Shielded
Unshielded
Size
8 x 8 x 26 mm
Sensing Distance
2.5 mm
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Feature5. Robust Construction The E2S-Q23B 1M features a polyarylate case with IP67 protection, ensuring durability and resistance to dust and water. It also includes surge suppressors and reverse polarity protection for added reliability.
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Feature6. Easy Installation Available in pre-wired models with a 1 m cable, the E2S-Q23B 1M simplifies installation and reduces setup time. Its DC three-wire model with NPN open collector output makes it easy to integrate into your system.
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Feature7. Energy Efficiency With a current consumption of 13 mA at 24 VDC, the E2S-Q23B 1M is energy-efficient, reducing power costs and minimizing heat generation. Its low current consumption also extends the lifespan of the sensor.
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Feature8. Wide Power Supply Range The sensor operates within a power supply voltage range of 10 to 30 VDC, providing flexibility in power supply configurations. It also supports ripple up to 10% max., ensuring stable operation under varying conditions.
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Feature9. Indicator and Protection Features The E2S-Q23B 1M includes an operation indicator (orange) and features a protective circuit with surge suppressors and reverse polarity protection. This ensures safe operation and minimizes the risk of damage from power surges or incorrect polarity connections.
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Feature10. Warranty and Accessories The E2S-Q23B 1M comes with a 2-year warranty, providing peace of mind for your investment. It also includes mounting brackets, making it easy to secure the sensor in place.
Output
NPN
Operation
NO
Supply voltage
12 to 24 VDC
Threaded length (mm)
Does not apply, rectangular shape
Mounting
Mounts to a flat surface with a bracket and M2.5 or M3 screw
