Keyence | SKU: 23-KEY-FR-LM20L

Keyence Radar Level Sensor (FR Series)

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The FR Series Radar Level Sensor delivers precise, non-contact monitoring for liquids and powders, ensuring reliable tank level detection in even the most challenging conditions. With a measurement range of up to 15 meters (49.2 feet) and ±1 mm accuracy, this sensor is not affected by environmental factors such as turbulence, steam, or dust. Installation is made easy with versatile mounting options, making this sensor the ideal solution for industries requiring stable, maintenance-free level monitoring.

The FR Series Radar Level Sensor offers unmatched precision, flexibility, and durability—perfect for industries requiring effortless and accurate level detection.

Model

FR-LM20L FR-S01

Product variants

$1,257.14

Shipping calculated at checkout.

Precision Non-Contact Detection

– Measures liquids & powders with up to ±1 mm accuracy.
- Stable performance unaffected by ripples, dust, etc.
- Zero contamination risk, reducing maintenance needs.
Install Anywhere

- Versatile mounting on any tank
- Designed for no interference issues
- Pre-made, easy to install mounting brackets
Hassle-Free Monitoring

- Indicator lights show instant status updates
- Works with HMI, PLC, & other industrial setups
- Reliable in steam, smoke & dust conditions

A table comparing the facets of 2 products
Facet	FR-LM20L	FR-S01
Measuring Range
Measuring Range	Up to 15 m	Up to 1.5 m
Precision
Precision	Up to 0.1 m: ±10 mm; 0.1 to 10 m: ±1 mm; 10 to 20 m: ±2 mm	Up to 0.1 m: ±20 mm; 0.1 to 0.3 m: ±5 mm; 0.3 to 1.5 m: ±1 mm
Connection Diameter
Connection Diameter	G1-1/2 (40 A)	G3/4 (20 A)
Weight
Weight	Approx. 600 g	Approx. 170 g
Type
Type	Long range Standard model	Short range Standard model