The Keyence FS-N40 is an industrial digital fiber optic sensor amplifier expansion unit designed for automated object detection and sensor monitoring. It features a zero-line connection design, a 660 nm red LED light source, high-speed response capability, and adjustable detection settings. The unit connects to compatible Keyence sensor systems without requiring a separate output cable.
It is used in automated production lines, packaging equipment, conveyor systems, robotic assembly, and industrial automation applications requiring accurate photoelectric detection and centralized sensor control.
Condition: Used
What's included: Keyence FS-N40 sensor amplifier only, as pictured
Manufacturer: Keyence Corporation
Model: FS-N40
Part Number: FS-N40
Product Type: Digital Fiber Optic Sensor Amplifier
Unit Type: Zero-Line Expansion Unit
Light Source: Red 4-Element LED
Wavelength: 660 nm
Operating Voltage: 10–30 VDC
Power Consumption: 870 mW Maximum (Normal Operation)
Response Time: 23 µs–64 ms (Selectable)
Control Outputs: None (Expansion Unit)
Maximum Expansion: 16 Units
Detection Technology: Fiber Optic Photoelectric
Mounting Type: DIN Rail
Protection Circuit: Reverse Polarity, Overcurrent, and Surge Protection
Operating Temperature: -20°C to +55°C (Depending on Configuration)
Housing Material: Polycarbonate
Weight: Approximately 23 g
Applications: Industrial Automation, Object Detection, Packaging Machinery, Conveyor Systems, Automated Assembly
The Keyence FS-N40 is an industrial digital fiber optic sensor amplifier expansion unit designed for automated object detection and sensor monitoring. It features a zero-line connection design, a 660 nm red LED light source, high-speed response capability, and adjustable detection settings. The unit connects to compatible Keyence sensor systems without requiring a separate output cable.
It is used in automated production lines, packaging equipment, conveyor systems, robotic assembly, and industrial automation applications requiring accurate photoelectric detection and centralized sensor control.
Condition: Used
What's included: Keyence FS-N40 sensor amplifier only, as pictured
Manufacturer: Keyence Corporation
Model: FS-N40
Part Number: FS-N40
Product Type: Digital Fiber Optic Sensor Amplifier
Unit Type: Zero-Line Expansion Unit
Light Source: Red 4-Element LED
Wavelength: 660 nm
Operating Voltage: 10–30 VDC
Power Consumption: 870 mW Maximum (Normal Operation)
Response Time: 23 µs–64 ms (Selectable)
Control Outputs: None (Expansion Unit)
Maximum Expansion: 16 Units
Detection Technology: Fiber Optic Photoelectric
Mounting Type: DIN Rail
Protection Circuit: Reverse Polarity, Overcurrent, and Surge Protection
Operating Temperature: -20°C to +55°C (Depending on Configuration)
Housing Material: Polycarbonate
Weight: Approximately 23 g
Applications: Industrial Automation, Object Detection, Packaging Machinery, Conveyor Systems, Automated Assembly




