Omron E3T-FD11 2M Ultra-Compact Photoelectric Sensor

USD 41.41

Ultra-compact diffuse-reflective sensor with 5 to 30 mm sensing range and built-in amplifier. Features a rapid 1 ms response time, NPN Light-ON output, and IP67-rated PBT housing.

SKU Omron-E3T-FD11 2M Category
Sensors > Photoelectric Sensors > Diffuse Reflective Sensors

Omron E3T-FD11 2M Ultra-Compact Photoelectric Sensor

Model Identifier E3T-FD11 2M
Official Part Number E3T-FD11 2M
GTIN Standard NA

Technical Overview

The Omron E3T-FD11 2M is an ultra-compact and ultra-thin photoelectric sensor with a built-in amplifier, engineered for precise object detection in highly constrained industrial spaces. Utilizing a diffuse-reflective sensing method, it delivers a reliable 5 to 30 mm detection range without the need for a separate reflector. Housed in a durable, IP67-rated Polybutylene Terephthalate (PBT) casing, it ensures resilience against dust and moisture in harsh environments. Equipped with a 650 nm red LED light source and an NPN Light-ON output, the sensor guarantees rapid 1 ms response times, making it ideal for high-speed automated machinery.

Key Features

  • Ultra-compactandultra-thinflathousingdesignforspace-savinginstallation[1.1]
  • Diffuse-reflective sensing method with a 5 to 30 mm operating range
  • Built-in amplifier for direct and easy integration into control systems
  • Rapid 1 ms maximum response time for high-speed applications
  • IP67 degree of protection for resistance against dust and water
  • Pre-wired with a 2-meter cable for flexible routing
  • Surface mountable using standard M2 screws

Operates on 12 to 24 VDC ±10% with a maximum current consumption of 20 mA.

Technical Specification Matrix

ParameterValue
Sensing MethodDiffuse-reflective
Sensing Distance5 to 30 mm
Output TypeNPN, Light-ON
Power Supply Voltage12 to 24 VDC ±10%
Current Consumption20 mA max.
Control Output Load Current50 mA max.
Response Time1 ms max. (operate or reset)
Light SourceRed LED (650 nm)
Degree of ProtectionIP67
Connection MethodPre-wired, 2 m cable
Housing MaterialPolybutylene terephthalate (PBT)

Industrial Applications

1. Semiconductor Wafer Transfer Detection

Mounted directly onto the narrow mechanical arms of robotic end-effectors, this sensor is used to verify the presence of semiconductor wafers before movement is initiated.

Problem Solved

Standard sensors are too bulky for micro-robotic arms. The ultra-thin flat design and M2 screw mounting allow seamless integration into tight spaces, preventing collision and handling damage.

Ultra-thin housingDiffuse-reflective5-30 mm rangeM2 mounting

2. High-Speed PCB Position Verification

Integrated within cramped surface-mount technology (SMT) conveyor lines to trigger automated pick-and-place machines the moment a printed circuit board reaches the correct coordinate.

Problem Solved

Eliminates timing lags and physical bottlenecks in electronics assembly by providing a rapid 1 ms response time without taking up valuable machine footprint.

1 ms max response timeNPN Light-ONBuilt-in amplifier12-24 VDC

3. Medical Vial Packaging Confirmation

Installed along sterile pharmaceutical packaging tracks to detect the passing of small medical vials and ensure precise counting into shipping cartons.

Problem Solved

Provides highly accurate sensing of small objects via a focused red LED, while the IP67-rated PBT housing withstands necessary moisture and wiping associated with clean environments.

IP67 protectionRed LED (650 nm)PBT materialPre-wired 2 m
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