E3T-SR42-C 2M

Name: E3T-SR42-C 2M
Brand: OMRON
SKU: E3T-SR42-C 2M

The Omron E3T-SR42-C 2M is an ultracompact, ultrathin retro-reflective photoelectric sensor with a built-in amplifier, offering precise object detection and robust performance in industrial settings.

Product ModelE3T-SR42-C 2M

Product ID65932

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Ultracompact DesignThe E3T-SR42-C 2M features an incredibly small footprint, making it perfect for applications where space is limited. Its compact design ensures easy integration into various industrial setups.
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2. Built-in AmplifierEquipped with a built-in amplifier, this sensor enhances signal quality and reliability, providing consistent performance even in challenging ambient conditions.
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3. Retro-reflective SensingUtilizing a retro-reflective sensing method, the E3T-SR42-C 2M detects objects by reflecting light back to the sensor, ensuring accurate detection of opaque objects with a minimum diameter of 2 mm.
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4. High Sensitivity and AccuracyWith a sensing distance of 30 to 200 mm using the E39-R4 reflector, this sensor offers high sensitivity and accuracy, making it suitable for a wide range of industrial applications.

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 Direction

Radial

Sensing Method

Retro-reflective

5. Robust Protection CircuitsThe E3T-SR42-C 2M features robust protection circuits, including output short-circuit protection, output reverse polarity protection, and power supply reverse polarity protection, ensuring reliable operation in harsh environments.

6. Easy InstallationPre-wired models with a standard length of 2 meters simplify installation, reducing setup time and effort. The sensor is also compatible with M2 and M3 screws for easy mounting.

7. Wide Operating RangeThe sensor operates within a wide ambient temperature range of -25 to 55°C and humidity range of 35% to 85%, making it suitable for various industrial environments.

8. High Illumination ResistanceThe E3T-SR42-C 2M can handle high ambient illumination levels up to 10,000 lux, ensuring reliable operation even in bright conditions.

9. Quick Response TimeWith a response time of 1 ms, this sensor provides fast and accurate detection, ideal for real-time monitoring and control applications.

10. Compliance with Industry StandardsThe E3T-SR42-C 2M meets industry standards such as CE Marking and ISO13849-1 (PLc, cat1), ensuring compliance with safety and performance requirements in industrial automation.

Max Sensing Direction

200 mm

Connection

Pre-wired

Cable Length

2 m

Light Source

Red LED

Operation

Dark-ON (D-ON)