Keyence FR-S01 FR Series Radar Level Sensor with IO-Link
Keyence · Sensors & Instrumentation
Description The Keyence FR-S01 Radar Level Sensor (part number FR-S01) is a short-range standard model designed for precise liquid level measurement using radar technology. It features a 1.5 m measuring range with 1 mm resolution and supports IO-Link v1.1/COM2 for smart communication and integration. With an IP67-rated enclosure and built-in display, this sensor provides reliable and accurate readings even in harsh industrial conditions. Technical Specifications Condition New/Never Used Surplus Brand Keyence Category Sensors & Switches Part Number FR-S01 Subcategory Level Transmitter Type Short-Range Standard Model, Radar Level Sensor Measuring Range Up to 1.5 m (4.9 ft) Display Range Up to 2 m (6.6 ft) Resolution 1 mm (0.04") Precision ±1 mm to ±5 mm depending on range Response Time Selectable: 0.4 s / 1.5 s / 4 s (default) / 10 s Tank Pressure -0.1 to +1 MPa Power Supply 24 VDC ±25% (Class 2 or LPS) Current Consumption 80 mA or less (excluding load) Output Type NPN/PNP open collector, analog 4–20 mA or 0–20 mA Max No. of Control Outputs 5 outputs Analog Output Accuracy ±0.1 mA zero / ±0.2 mA full-scale IO-Link Compatibility IO-Link v1.1 / COM2 Material (Tank Interior) Lens: PTFE; Packing: FKM; Joint: SUS304 Housing Material PBT (PAR resin) Connection Diameter G3/4 (20 A) Protection Circuit Reverse polarity, overcurrent, surge protection Enclosure Rating IP67 (IEC60529) Operating Temperature -20°C to +55°C (-4°F to +131°F) Coupling Temperature -20°C to +85°C (-4°F to +185°F) Relative Humidity Up to 85% RH (no condensation) Vibration Resistance 10–500 Hz, 0.816 G², all axes Shock Resistance 100 m/s² (10 G), 16 ms pulse, 1000 times in X/Y/Z Application Liquid level measurement and tank monitoring Weight 0.99 lbs (170 g) Information About FR-S01 The FR-S01 is part of the Keyence FR Series of radar level sensors optimized for short-range, high-precision liquid level measurement. It utilizes a radar-based non-contact detection system that ensures stable performance regardless of temperature, pressure, or surface conditions. Featuring a 24 VDC power supply, multiple configurable outputs, and a robust SUS304 and PTFE construction, it provides excellent chemical and mechanical resistance. With IO-Link compatibility, it supports advanced data communication and remote configuration, making it ideal for tank monitoring, fluid storage, and process automation applications. Key Features: Radar Measurement Technology: Provides non-contact, high-accuracy liquid level detection. Short-Range Precision: Measuring range up to 1.5 m with 1 mm resolution for compact tanks. Integrated Display: Easy-to-read interface for local monitoring and setup. Smart Communication: IO-Link v1.1/COM2 compatibility for data tracking and control integration. Flexible Output Options: Supports NPN/PNP open collector and 4–20 mA analog outputs. Rugged Construction: SUS304 stainless steel with PTFE lens ensures chemical resistance. High Environmental Protection: IP67 enclosure for resistance to dust and water ingress. Wide Temperature Range: Operates from -20°C to +55°C (-4°F to +131°F). Advanced Protection Circuit: Safeguarded against reverse polarity, surges, and overcurrent. Fast Response: Adjustable response time from 0.4 to 10 seconds for application flexibility. The FR-S01 delivers the reliability, durability, and precision required for liquid level monitoring and control in industrial tanks, vessels, and process systems.
Brand: Keyence · Category: Sensors & Instrumentation
Key features
- Radar Measurement Technology: Provides non-contact, high-accuracy liquid level detection.
- Short-Range Precision: Measuring range up to 1.5 m with 1 mm resolution for compact tanks.
- Integrated Display: Easy-to-read interface for local monitoring and setup.
- Smart Communication: IO-Link v1.1/COM2 compatibility for data tracking and control integration.
- Flexible Output Options: Supports NPN/PNP open collector and 4–20 mA analog outputs.
- Rugged Construction: SUS304 stainless steel with PTFE lens ensures chemical resistance.
- High Environmental Protection: IP67 enclosure for resistance to dust and water ingress.
- Wide Temperature Range: Operates from -20°C to +55°C (-4°F to +131°F).
- Advanced Protection Circuit: Safeguarded against reverse polarity, surges, and overcurrent.
- Fast Response: Adjustable response time from 0.4 to 10 seconds for application flexibility.
Specifications
| Manufacturer part number | FR-S01 |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Keyence |
| Category | Sensors & Switches |
| Part Number | FR-S01 |
| Subcategory | Level Transmitter |
| Type | Short-Range Standard Model, Radar Level Sensor |
| Measuring Range | Up to 1.5 m (4.9 ft) |
| Display Range | Up to 2 m (6.6 ft) |
| Resolution | 1 mm (0.04") |
| Precision | ±1 mm to ±5 mm depending on range |
| Response Time | Selectable: 0.4 s / 1.5 s / 4 s (default) / 10 s |
| Tank Pressure | -0.1 to +1 MPa |
| Power Supply | 24 VDC ±25% (Class 2 or LPS) |
| Current Consumption | 80 mA or less (excluding load) |
| Output Type | NPN/PNP open collector, analog 4–20 mA or 0–20 mA |
| Max No. of Control Outputs | 5 outputs |
| Analog Output Accuracy | ±0.1 mA zero / ±0.2 mA full-scale |
| IO-Link Compatibility | IO-Link v1.1 / COM2 |
| Material (Tank Interior) | Lens: PTFE; Packing: FKM; Joint: SUS304 |
| Housing Material | PBT (PAR resin) |
| Connection Diameter | G3/4 (20 A) |
| Protection Circuit | Reverse polarity, overcurrent, surge protection |
| Enclosure Rating | IP67 (IEC60529) |
| Operating Temperature | -20°C to +55°C (-4°F to +131°F) |
| Coupling Temperature | -20°C to +85°C (-4°F to +185°F) |
| Relative Humidity | Up to 85% RH (no condensation) |
| Vibration Resistance | 10–500 Hz, 0.816 G², all axes |
| Shock Resistance | 100 m/s² (10 G), 16 ms pulse, 1000 times in X/Y/Z |
| Application | Liquid level measurement and tank monitoring |
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