Description
The Omron E3A2-R3M4T is a retroreflective photoelectric sensor designed for industrial automation applications. It features a sensing distance of up to 3 meters and includes a built-in timer with adjustable ON/OFF delays ranging from 0.1 to 5 seconds.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Omron |
| Category |
Sensors & Switches |
| Part Number |
E3A2-R3M4T |
| Subcategory |
Photoelectric |
| Sensor Type |
Photoelectric Sensor |
| Output Type |
Plug-in Replaceable Relay Output |
| Operation Mode |
Selectable Light-ON / Dark-ON |
| Sensing Method |
Retroreflective |
| Sensing Distance |
3 meters |
| ON/OFF Delay |
Adjustable, 0.1 to 5 seconds |
| Power Supply Voltage |
24–240 VAC / 12–240 VDC |
| Connection Type |
Screw Terminal |
| Output Configuration |
Relay SPDT (Replaceable Module) |
| Weight |
0.40 lbs |
Information About E3A2-R3M4T
The Omron E3A2-R3M4T is a retroreflective photoelectric sensor designed for industrial automation and object detection applications. It offers a sensing distance of up to 3 meters and features selectable Light-ON/Dark-ON operation. The unit is equipped with a built-in timing function that allows adjustable ON/OFF delays from 0.1 to 5 seconds, providing flexibility in response timing. Designed for versatility, it operates on a wide AC/DC power supply range and includes a plug-in replaceable relay output for ease of maintenance.
Key Features:
- Sensor Type: Retroreflective Photoelectric Sensor
- Sensing Distance: 3 meters
- Operation Mode: Selectable Light-ON / Dark-ON
- Power Supply Voltage: 24–240 VAC / 12–240 VDC
- ON/OFF Delay Timer: Adjustable from 0.1 to 5 seconds
- Output Type: Plug-in Replaceable Relay Output (SPDT)
- Connection Type: Screw Terminal
- Mounting Style: Panel mount or bracket-based installation
- Timer Function: Built-in ON/OFF delay timer
The E3A2-R3M4T is well-suited for detecting transparent, opaque, or reflective objects in industrial environments. Its modular relay output design allows quick replacement, minimizing system downtime. Although the model has been discontinued, it remains a reliable and adaptable component in legacy systems.
