Omron Photoelectric Sensor - E3FA-DP12 2M
Best current price£84.29from Tameson UK
Best offers
Shopping.co.uk recommended and popular offers
Tameson UK£84.29Visit shop Omron Light Photo Electric Sensors Sensor Energetic - E3fadp122momi
Visit shopTameson UK£84.29Visit shop All Offers
2 offers from £84.29 - £192.92
View price history by clicking the chart icon.
Tameson UKOmron Light Photo Electric Sensors Sensor Energetic - E3fadp122momi
Free delivery in 1–3 days
£84.29
Visit shop
Product Information
Full details
The Omron E3FA-DP12 2M is a diffuse photoelectric sensor designed for reliable object detection in industrial environments. It offers a robust solution for automation and control systems, featuring a durable ABS housing and an IP67/IP69K rating for protection against dust and water. While it excels in detection accuracy, users should be aware of its fixed 300mm detection range, which may require consideration for applications needing variable sensing distances.
All features
| Model Part Number | E3FA-DP12 2M |
|---|---|
| Brand | Omron |
Extended Product Information
FAQs
What is the detection range of the E3FA-DP12 2M?
The E3FA-DP12 2M has a fixed detection range of 300 mm.
What type of output does this sensor have?
This sensor features a PNP output type.
Can this sensor be used outdoors or in wet environments?
Yes, with an IP67 and IP69K rating, it is protected against dust and high-pressure water jets, making it suitable for harsh environments.
What is the power supply requirement?
The sensor requires a DC power supply up to a maximum of 30V.
Does the sensor come with a cable?
Yes, it includes a pre-attached 2-meter cable.
How sensitive is the sensor to different object colors?
As a diffuse sensor, its detection can be influenced by the object's surface reflectivity, which is often related to color and texture. Darker or more absorbent surfaces may be harder to detect than lighter, more reflective ones.
What is the response time of the sensor?
The response time is 500 μs (microseconds).
Troubleshooting
Sensor not detecting objects
Verify power supply is connected correctly and within voltage range. Ensure object is within the 300mm detection range and has sufficient reflectivity. Check for dirt or obstruction on the sensing face. Confirm wiring is correct for PNP output.
Intermittent detection or false triggers
Ensure ambient light is not interfering. Check for reflective surfaces in the background that might be confusing the sensor. Clean the sensing face. Verify object consistency.
Sensor does not power on
Check all electrical connections, especially the brown (positive) and blue (ground) wires. Ensure the power supply is functioning correctly. Verify the maximum current rating (25 mA) is not exceeded by connected loads.
Output signal is always high or always low
Confirm the correct output wire (typically black) is connected to the PLC input. Test the sensor with a known good input on the PLC or a multimeter. Check if the sensor is in a light-ON or dark-ON mode (if applicable and configurable).
Pros and Cons
Pros
- Robust construction with ABS housing suitable for industrial use.
- High ingress protection (IP67/IP69K) ensures durability in wet or dusty environments.
- Simple setup with a direct sensing method.
- Reliable detection performance for consistent automation.
- Integrated 2-meter cable reduces installation complexity.
Cons
- Fixed detection range of 300mm may not suit all applications.
- Diffuse sensing can be affected by object surface properties (color, reflectivity).
- Requires a reflectorless setup, which might not be ideal for all mounting scenarios.
- Maximum current of 25 mA limits the types of loads it can directly drive.
Setup, Compatibility & Care
Setup:
- Mounting: Secure the sensor in its desired location using the threaded barrel. Ensure the sensing face is clear of obstructions.
- Wiring: Connect the 4-wire cable to your control system (e.g., PLC). The standard wiring for a PNP output typically involves connecting the brown wire to the positive DC supply (+24V), the blue wire to ground (0V), and the black wire to the output signal input on your controller. The white wire is often used for synchronization or an alternative output, depending on the specific configuration.
- Power: Ensure the power supply is within the sensor's operating voltage range (up to 30V DC).
Compatibility:
- The sensor uses a PNP output, compatible with most PLCs and control systems designed to accept PNP signals.
- Operating voltage is 30V DC maximum.
Care:
- Keep the sensing face clean. Wipe with a dry or slightly damp cloth as needed. Avoid abrasive cleaners.
- Ensure cables are protected from physical damage.
- Periodically check connections for security and corrosion.