Micropilot M FMR60B

Summary

Product Identification

• Product Name: Micropilot FMR60B
• Protocol: PROFIBUS PA
• Measuring Technology: Free-space radar
• Document Revision: TI01693F/00/EN/02.24-00
• Document Date: 2024-12-04

Application

• Continuous, non-contact level measurement of liquids, pastes, and sludges.
• Process connections: Thread or mounting bracket.

Operating Limits

• Maximum measuring range: 50 m (164 ft)
• Temperature range (process): –40 to +200 °C (–40 to +392 °F)
• Pressure range (process): –1 to +20 bar (–14.5 to +290 psi)
• Accuracy: ±1 mm (±0.04 in)

Input

• Measured variable: Distance between reference point and product surface.
• Operating frequency: Approx. 80 GHz.
• Transmission power:
  • Peak power: <1.5 mW
  • Average output power: <70 µW

Output

• Protocol: PROFIBUS PA (according to EN 50170 Volume 2, IEC 61158-2)
  • Signal coding: Manchester Bus Powered (MBP) type 1
  • Data transmission rate: 31.25 kBit/s, voltage mode
  • Galvanic isolation: Yes
• Signal on alarm: Diagnostics in accordance with PROFIBUS PA Profile 3.02. Status signal (in accordance with NAMUR Recommendation NE 107) with plain text display.
• Linearization: Converts measured value into any unit of length, weight, flow, or volume. Pre-programmed curves for various vessel types and manual entry of up to 32 value pairs.
• Protocol-specific data:
  • Manufacturer ID: 17 (0x11)
  • Ident number: 0x1568 or 0x9700
  • Profile version: 3.02
• Output values (Analog Input): Level linearized, Distance, Volume, Terminal voltage, Electronic temperature, Sensor temperature, Absolute echo amplitude, Relative echo amplitude, Area of incoupling, Build-up index (optional), Foam index (optional).
• Output values (Digital Input, with specific application package): Build-up detected (optional), Foam detected (optional).

Power Supply

• Supply voltage:
  • Non-hazardous, Ex d, Ex e: 9 to 32 VDC
  • Ex i: 9 to 30 VDC
• Nominal current: 14 mA
• Error current FDE: 0 mA
• Use suitable and certified Profibus PA components for power supply.
• FISCO/FNICO-compliant in accordance with IEC 6079-27.
• Supply is not polarity dependent.

Mechanical / Hydraulic

• Process connections: Thread or mounting bracket.
• Antenna types and maximum measuring ranges:
  • Encapsulated, PVDF, 40 mm (1.5 in): 40 m (131 ft)
  • Drip-off, PTFE, 50 mm (2 in): 50 m (164 ft)
  • Integrated, PEEK, 20 mm (0.75 in): 10 m (32.8 ft)
  • Integrated, PEEK, 40 mm (1.5 in): 22 m (72 ft)
• Materials: See official PDF for detailed material specifications.

Environment

• Ambient temperature range:
  • Without LCD display: –40 to +85 °C (–40 to +185 °F)
  • With LCD display: –40 to +85 °C (–40 to +185 °F) with limitations at extreme temperatures. Usable without limitations from –20 to +60 °C (–4 to +140 °F).
• Process temperature limits: Vary significantly based on housing material and specific approval (e.g., CSA C/US). Consult the official PDF for detailed charts and conditions.
• Degree of protection: See official PDF.
• Vibration resistance: See official PDF.
• Electromagnetic compatibility (EMC): Satisfies IEC/DIN EN 61326-1 (Industrial environment).

Performance Characteristics

• Reference operating conditions:
  • Temperature: +24 °C (±5 °C)
  • Pressure: 960 mbar abs. (±100 mbar)
  • Humidity: 60 % (±15 %)
• Maximum measured error:
  • Measuring distance up to 0.8 m (2.62 ft): max. ±4 mm (±0.16 in)
  • Measuring distance > 0.8 m (2.62 ft): ±1 mm (±0.04 in)
• Non-repeatability: ≤ 1 mm (0.04 in)
• Measured value resolution: Digital: 1 mm
• Response time: < 1 s (with damping switched off). Configurable.
• Influence of ambient temperature: Average TC = 2 mm/10 K.
• Influence of gas phase: High pressure can cause systematic measured error, dependent on gas type and temperature. See official PDF for detailed error percentages for various gases.

Installation

• Mounting location: Avoid installation above filling curtain; maintain recommended distance from tank wall.
• Orientation: Vertical alignment of antenna axis perpendicular to the product surface is recommended.
• Installation instructions: Specific maximum nozzle lengths (Hmax) provided for different antenna types and nozzle diameters.
• Beam angle: Varies by antenna type (e.g., Encapsulated PVDF 40 mm: 8°, PTFE 50 mm: 6°, PEEK 20 mm: 14°). Beamwidth diameter (W) calculation provided.
• Special mounting instructions: Measurement through open ball valves, external measurement through plastic covers or dielectric windows (requires specific dielectric constant and thickness considerations).

Certificates and Approvals

• CE mark
• RoHS
• RCM marking
• Ex approvals (refer to official PDF for details)
• Radio approval (EN 302729, EN 302372, FCC, Industry Canada)

Disclaimer

This summary is extracted from an OEM datasheet and may omit figures, footnotes, or revisions. Contractual data must be verified against the specific OEM PDF revision used for the project.

Official datasheet (PDF)

Lenntech datasheet mirror