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OPTEX FA EL‑S15NL Slim Photoelectric Sensor

Ultra‑Slim, High‑Performance Detection for Tight Spaces

The OPTEX FA EL‑S15NL is part of the EL‑S series of slim photoelectric sensors, designed for reliable object detection in compact machinery and automation systems. With a body thickness of only 3.5 mm, it fits into narrow spaces while delivering stable performance and long sensing ranges.

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⚙️ Key Specifications (Model EL‑S15NL)

• Type: Through‑beam photoelectric sensor
• Sensing Distance: 15 m (emitter/receiver pair)
• Housing Size: 3.5 mm thick, 11 mm wide, 31 mm long
• Supply Voltage: 12–24 V DC
• Output: NPN open collector, 100 mA max load
• Response Time: ≤1 ms
• Connection: 2 m cable (standard)
• Protection Rating: IP67 (dust‑tight, water‑resistant)
• Operating Temperature: –10 °C to +55 °C
• Material: Polycarbonate housing

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🔑 Features & Benefits

• Ultra‑slim design: Only 3.5 mm thick, ideal for space‑restricted installations.
• Long sensing range: Up to 15 m for reliable detection in automation lines.
• Fast response: ≤1 ms ensures accurate detection of fast‑moving objects.
• Durable housing: IP67 protection for use in harsh industrial environments.
• Easy installation: Compact size and cable connection simplify mounting.

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📌 Applications

• Semiconductor and electronics assembly lines
• Packaging and labeling machines
• Robotics and automated handling systems
• Conveyor systems with limited mounting space
• Precision equipment requiring slim sensors

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📊 Related EL‑S Series Models

Model Code	Type	Sensing Distance	Output	Notes
EL‑S15NL	Through‑beam	15 m	NPN	Slim sensor, long range
EL‑S15PL	Through‑beam	15 m	PNP	PNP output version
EL‑S05NL	Through‑beam	5 m	NPN	Shorter range, slim design
EL‑S05PL	Through‑beam	5 m	PNP	Compact, PNP output
EL‑S10NL	Through‑beam	10 m	NPN	Balanced range option
EL‑S10PL	Through‑beam	10 m	PNP	PNP output version

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⚠️ Considerations

• Emitter/receiver pair required: Ensure both units are installed for proper operation.
• Output type: Choose NPN or PNP depending on your control system.
• Mounting environment: Slim housing is ideal for tight spaces but requires careful alignment.

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✅ Summary: The OPTEX FA EL‑S15NL Slim Photoelectric Sensor combines ultra‑slim design with long‑range detection, making it the perfect choice for compact automation systems where space is limited but performance cannot be compromised.

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