Description
The Omron E3A2-DS70M4D Photoelectric Diffuse Sensor is a compact, relay-output photoelectric sensor designed for reliable object detection at distances up to 70 cm. Featuring a built-in timer function, it provides adjustable response delay for flexible operation in automation systems.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Omron |
| Category |
Industrial Sensors |
| Part Number |
E3A2-DS70M4D |
| Subcategory |
Photoelectric Sensors |
| Series |
E3A2 Series |
| Type |
Diffuse-Reflective Photoelectric Sensor |
| Sensing Distance |
70 cm |
| Sensing Method |
Diffuse (Reflective from Target Surface) |
| Output Type |
Relay Output |
| Timer Function |
Built-In Adjustable Timer |
| Light Source |
Infrared or Red LED (model dependent) |
| Supply Voltage |
AC/DC (typical range 12–240 V AC/DC, depending on model) |
| Response Time |
Standard (with user-adjustable delay) |
| Operating Temperature |
-25°C to +55°C |
| Housing Material |
Metal or Industrial Resin (model dependent) |
| Mounting Type |
Panel or Bracket Mount |
| Connection Type |
Cable Lead (prewired) |
| Indicator |
Operation and Power LED Indicators |
| Product Status |
Discontinued by Manufacturer |
| Application |
Object Detection, Packaging, Conveyor Systems |
| Country of Origin |
Japan |
| Weight |
Approx. 0.6 lbs |
Information About E3A2-DS70M4D
The E3A2-DS70M4D belongs to the Omron E3A2 Series, a trusted family of photoelectric sensors engineered for industrial automation and process control. Utilizing diffuse-reflective sensing technology, it detects targets by receiving light reflected directly from the object’s surface, eliminating the need for a separate reflector. This model integrates a relay output for switching external loads and includes a built-in timer to manage delay or hold functions for process synchronization. Designed with Omron’s proven optical and electronic stability, the E3A2-DS70M4D offers dependable performance in packaging, materials handling, and machine monitoring applications.
Key Features:
- Diffuse-Reflective Sensing: Detects objects up to 70 cm without requiring a reflector.
- Relay Output Control: Provides robust switching for controlling external devices or PLC inputs.
- Integrated Timer Function: Allows delay adjustment for precise timing and process control.
- Compact, Durable Design: Built for industrial environments with stable optical alignment.
- Wide Power Compatibility: Operates on standard AC/DC supply (model dependent).
- High Detection Stability: Maintains reliable operation across varying surface colors and materials.
- Easy Alignment: Simple setup with visible sensing indicator for quick installation.
- Legacy Support: Commonly used in maintenance and retrofit of existing Omron automation systems.
The E3A2-DS70M4D delivers the reliability and precision required for diffuse photoelectric detection in industrial and packaging automation.
