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The Keyence FS‑N11N is a digital fiber optic amplifier, cable type, main unit with NPN output, designed for high‑speed and precise detection in industrial automation.
📌 Product Overview
- Manufacturer: Keyence
- Model: FS‑N11N
- Series: FS‑N Series (Digital Fiber Optic Sensors)
- Type: Fiber amplifier, cable type, main unit
- Output Type: NPN open collector
- Control Output:
- Max 24 V, 100 mA or less (stand‑alone)
- 20 mA or less (multiple connections)
- Residual voltage ≤1 V
- Monitor Output: 1–5 V
- External Input: Available
- Light Source: Red, 4‑element LED (APC ON/OFF switchable)
- Response Time:
- 50 µs (HIGH SPEED)
- 250 µs (FAST)
- 1 ms (STANDARD)
- 16 ms (LONG)
- Power Supply: 12–24 VDC ±10%
- Current Consumption: ≤960 mW (40 mA at 24 VDC)
- Protection: UL/CSA conformity, reverse polarity protection
âš¡ Key Features
- Ultra‑fast response (50 µs) for high‑speed detection tasks.
- Multiple response modes allow balancing speed and stability.
- Simple one‑click setup with automatic maintenance functions.
- High power beam (up to 250× conventional models) for long‑distance sensing.
- OLED display for easy readability and setup.
- Water‑resistant housing (IP66) for harsh environments.
🚀 Common Applications
- Electronics manufacturing: Detecting micro components and wires as small as 0.6 µm.
- Packaging lines: High‑speed detection of transparent films or labels.
- Automated assembly: Precise positioning and presence detection.
- General automation: Reliable detection under strong ambient light (up to 30,000 lux).
🔎 Related Models in FS‑N Series
| Model | Output Type | Connection | Notes |
|---|---|---|---|
| FS‑N11N | NPN | Cable type | Standard main unit |
| FS‑N12N | PNP | Cable type | PNP output version |
| FS‑N18N | NPN | Connector type | Plug‑in connector version |
| FS‑N19N | PNP | Connector type | PNP connector version |
| FS‑N40 Series | NPN/PNP | Advanced OLED display | Next‑generation fiber amplifiers |
View more about KEYENCE FS-N11N DIGITAL FIBER AMPLFIER on main site