E+H FMR245-ACCQKAA2A Radar Micropilot FMR245ACCQKAA2A

• Extended Product Type: Transmitter

• Product ID: FMR245-ACCQKAA2A

• E+H Type Designation: Transmitter

Description of Endress+Hauser FMR245-ACCQKAA2A Radar Micropilot Level Transmitter

The Endress+Hauser FMR245-ACCQKAA2A Radar Micropilot is a high-performance radar level transmitter designed for precise, non-contact level measurement in demanding industrial environments. Built using advanced microwave radar technology, the Micropilot series delivers reliable level monitoring for liquids, slurries, and bulk materials even in harsh process conditions.

The Endress+Hauser Micropilot FMR245 is widely used in industries that require continuous and highly accurate level measurement. It uses guided radar signal technology to measure the distance between the sensor and the product surface, ensuring stable readings regardless of temperature changes, vapor, pressure fluctuations, or product density variations.

Designed for integration with modern automation systems, the transmitter supports industry-standard communication protocols, allowing seamless connectivity with distributed control systems (DCS), PLCs, and plant monitoring platforms. The rugged construction ensures reliable performance in tanks, silos, and vessels where traditional level measurement technologies may fail.

With minimal maintenance requirements and a long service life, the Micropilot FMR245 radar level transmitter helps industrial facilities improve operational efficiency, safety, and process reliability.

Key Features of the Endress+Hauser FMR245 Radar Micropilot

• High-accuracy non-contact radar level measurement
• Reliable performance in vapor, dust, and temperature variations
• Advanced signal processing for stable measurement
• Suitable for liquids, slurries, and bulk solids
• Minimal maintenance due to non-contact technology
• Easy integration with PLC and industrial control systems
• Rugged industrial design for harsh environments
• Long-term measurement stability

Technical Specifications for E+H FMR245-ACCQKAA2A Radar Micropilot 

Parameter	Specification
Manufacturer	Endress+Hauser
Model Number	FMR245-ACCQKAA2A
Product Type	Radar Level Transmitter
Measurement Principle	Microwave Radar (Non-Contact)
Measurement Range	Up to approximately 70 m depending on configuration
Output Signal	4–20 mA with HART communication
Accuracy	±3 mm (typical)
Power Supply	16 – 36 V DC
Process Temperature Range	−40 °C to +200 °C (depending on antenna version)
Process Pressure Range	Vacuum to high process pressure depending on configuration
Antenna Type	Horn antenna
Housing Material	Aluminum or stainless steel
Ingress Protection	IP66 / IP67
Communication Protocol	HART
Mounting	Top mounting on tank or vessel
Process Connection	Threaded or flanged options
Certification	Suitable for hazardous area installations depending on version

Applications of the FMR245 Radar Level Transmitter

The Endress+Hauser Micropilot FMR245 radar level transmitter is designed for a wide range of industrial level measurement applications where reliability and precision are critical.

Chemical Processing

Used for monitoring levels in chemical storage tanks, reactors, and processing vessels where aggressive chemicals and vapors are present.

Oil and Gas Industry

Ideal for measuring levels in crude oil tanks, fuel storage systems, and refinery vessels.

Water and Wastewater Treatment

Ensures accurate monitoring of water reservoirs, sludge tanks, and chemical dosing systems.

Food and Beverage Processing

Provides hygienic and reliable level measurement for liquid storage tanks and process vessels.

Power Generation

Used in boiler feedwater tanks, cooling water systems, and chemical storage vessels.

Bulk Material Storage

Suitable for silos and bins containing powders, granules, and bulk solids.

Advantages of Radar Level Measurement Technology

Radar level transmitters such as the Micropilot FMR245 offer several advantages compared with traditional level measurement technologies:

Non-Contact Measurement
The radar sensor measures level without touching the product, eliminating mechanical wear and contamination.

High Accuracy
Radar technology provides precise measurements even in difficult process conditions.

Insensitive to Process Conditions
Temperature changes, vapor, foam, or pressure variations have minimal effect on radar signals.

Low Maintenance
With no moving parts and minimal exposure to product buildup, maintenance requirements are significantly reduced.

Reliable Long-Term Operation
Radar level transmitters are designed for continuous industrial operation with stable performance over time.

Why Choose the Endress+Hauser Micropilot FMR245?

Industrial facilities require measurement instruments that can deliver reliable performance under extreme conditions. The Micropilot FMR245 radar transmitter provides the accuracy, durability, and process reliability required in modern industrial automation systems.

Its advanced radar technology ensures stable measurement results even in tanks with agitation, foam, vapor, or changing product properties. This makes it an excellent choice for industries that demand continuous monitoring and precise inventory control.

The rugged design and flexible mounting options allow the transmitter to be installed in a wide range of tanks and vessels, making it suitable for both new installations and system upgrades.

Frequently Asked Questions (FAQ)

What is the Endress+Hauser FMR245 used for?

The FMR245 radar level transmitter is used for continuous, non-contact measurement of liquid or solid levels in tanks, vessels, and silos across multiple industries.

How does radar level measurement work?

Radar level transmitters send microwave signals toward the product surface. The signal reflects back to the sensor, and the device calculates the level based on the signal travel time.

What industries commonly use the Micropilot FMR245?

Common industries include chemical processing, oil and gas, water treatment, power generation, and food processing.

Can the FMR245 measure levels in harsh environments?

Yes. Radar technology is highly resistant to dust, vapor, foam, and temperature fluctuations, making it ideal for demanding industrial conditions.

Does the radar level transmitter require frequent maintenance?

No. Because it is a non-contact measurement device with no moving parts, maintenance requirements are minimal.

What communication protocol does the device support?

The Micropilot FMR245 supports a 4–20 mA output signal with HART communication for integration with industrial automation systems.

What makes radar level measurement better than ultrasonic sensors?

Radar technology is more reliable in conditions involving vapor, pressure changes, or temperature fluctuations, where ultrasonic sensors may experience signal loss.