Short: Ultracompact, retroreflective photoelectric sensor with built-in amplifier, 200mm sensing range, and IP67 protection. Pre-wired with 2m cable, suitable for industrial use.
Product ModelE3T-SR43-S 2M
Product ID66135
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Compact DesignThe OMRON E3T-SR43-S 2M features an ultracompact design, making it ideal for space-constrained industrial applications. Its dimensions are 11mm in depth, 20.6mm in height, and 7mm in width, ensuring it fits seamlessly into various setups.
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2. Retroreflective SensingEquipped with a retroreflective sensing method, this sensor can detect objects by reflecting light back to the sensor, providing a reliable and accurate detection range of up to 200mm. The reflector is supplied, ensuring easy setup.
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3. Built-in AmplifierThe sensor includes a built-in amplifier, which enhances the signal strength and improves the overall performance of the sensor. This feature ensures clear and consistent output signals, even in noisy environments.
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4. IP67 ProtectionThe OMRON E3T-SR43-S 2M is rated IP67, meaning it is fully protected against dust and can withstand immersion in water up to 1 meter for 30 minutes. This makes it suitable for harsh industrial environments.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Body Type
Rectangular - Compact
Housing Material
Plastic
Supply Voltage
12 to 24 VDC
Type
Minature
Sensing Method
Retro-reflective
Output
PNP
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5. Easy InstallationThe sensor is pre-wired with a 2m cable terminated with bare end flying leads, making installation straightforward. The surface mounting with through-holes (M2 screw) ensures secure and easy attachment to various surfaces.
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6. Reliable OutputThe sensor provides a digital output of 26.4Vdc with a PNP configuration, which is light-on. This output type ensures clear and reliable signals, making it easy to integrate into control systems.
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7. Wide Operating RangeThe sensor operates within a wide ambient air temperature range of -25°C to +55°C and can handle supply voltages between 12Vdc and 24Vdc. This flexibility makes it suitable for various industrial applications across different environments.
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8. Fast Response TimeWith a response time of 1 ms, the OMRON E3T-SR43-S 2M provides fast and accurate detection, ensuring minimal delays in processing signals. This speed is crucial in applications requiring quick reaction times.
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9. CE ComplianceThe sensor complies with CE standards, ensuring it meets the necessary safety and performance requirements for use in the European market. This compliance provides assurance of quality and reliability.
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10. Red LED LightThe sensor uses a red LED light with a wavelength of 650nm, which is polarity-free and provides consistent illumination. This ensures reliable detection even in varying lighting conditions.
