Micropilot M FMR63B

Summary

Product identification

• Product Name: Micropilot FMR63B HART
• Document: TI01685F/00/EN/07.24-00
• Product Type: Free-space radar level measurement instrument for hygienic applications.

Application

• Continuous, non-contact level measurement of liquids in hygienic applications.
• Process connections available: Tri-Clamp or M24 adapter concept for hygiene applications.

Operating limits

• Maximum measuring range: 80 m (262 ft)
• Temperature range: –40 to +200 °C (–40 to +392 °F)
• Pressure range: –1 to +25 bar (–14.5 to +363 psi)

Feed water / Process medium

• Media Groups:
  • A0 (εr 1.2 to 1.4)
  • A (εr 1.4 to 1.9)
  • B (εr 1.9 to 4)
  • C (εr 4 to 10)
  • D (εr >10)
• Measurement in media with absorbing gas phase may require specialized solutions; contact Endress+Hauser.
• Dielectric Constant (εr): Critical for measuring range, with different ranges specified for each media group and antenna type.

Product water / Measured variable

• Measured variable: Distance between reference point and product surface. Level is calculated based on an entered "empty distance".
• Accuracy: ±1 mm (±0.04 in)
• Maximum measured error:
  • Up to 0.8 m (2.62 ft): max. ±4 mm (±0.16 in)
  • Greater than 0.8 m (2.62 ft): ±1 mm (±0.04 in)
• Non-repeatability: ≤ 1 mm (0.04 in)
• Measured value resolution:
  • Digital: 1 mm
  • Analog: 1 µA

Electrical

• Operating frequency: Approx. 80 GHz
• Transmission power: Peak power <1.5 mW, Average output power <70 µW
• Output Signal: HART (FSK ±0.5 mA over current signal, 1200 Bit/s)
• Current Output 1 (4 to 20 mA passive):
  • HART, 2-wire.
  • Operating modes: 4.0 to 20.5 mA, NAMUR NE 43 (3.8 to 20.5 mA factory setting), US mode (3.9 to 20.8 mA).
  • Assigned to the level measured value.
• Current Output 2 (4 to 20 mA passive, optional):
  • Operating modes: 4.0 to 20.5 mA, NAMUR NE 43, US mode.
  • Can be assigned to various device variables including Level, Distance, Temperature, Amplitude, and optional Heartbeat Technology parameters.
• Switching Output (optional):
  • Type: Open collector.
  • Switching behavior: Binary.
  • Electrical connection data: U = 16 to 35 VDC, I = 0 to 40 mA.
  • Insulation voltages: 1350 VDC (in relation to power supply), 500 VAC (in relation to ground).
• Signal on Alarm (Current Output):
  • Minimum alarm (factory setting): 3.6 mA
  • Maximum alarm: 22 mA
  • User-configurable: 3.59 to 22.5 mA
• Supply Voltage:
  • Non-hazardous, Ex d, Ex e: 10.5 to 35 VDC
  • Ex i: 10.5 to 30 VDC
• Nominal current: 4 to 20 mA
• Power consumption: 0.9 W max.
• Wireless HART: Minimum start-up voltage 10.5 V, Start-up current < 3.6 mA.

Mechanical / Hydraulic

• Antenna Materials: PTFE or PEEK for hygienic requirements.
• Dimensions: See official PDF for detailed dimensional drawings.
• Weight: See official PDF for exact values.
• Materials: See official PDF for material specifications.
• Process connections: For hygiene applications (e.g., Tri-Clamp or M24 adapter concept).
• Nozzle Length (Hmax) Limits: Specified for different antenna types and nozzle diameters to ensure optimal performance.
• Cable entries: Dependent on device version; various glands available (plastic, brass, stainless steel).

Performance Characteristics

• Reference operating conditions: Temperature +24 °C (±5 °C), Pressure 960 mbar abs. (±100 mbar), Humidity 60 % (±15 %).
• Response time: < 1 s (when damping is switched off, pulse frequency ≥ 5/s).
• Influence of ambient temperature:
  • Digital output (HART): Average TC = 2 mm/10 K
  • Analog (current output): Zero point TC = 0.02 %/10 K, Span TC = 0.05 %/10 K (Output 1); Zero point TC = 0.08 %/10 K, Span TC = 0.08 %/10 K (Output 2).
• Influence of gas phase: High pressure can lead to systematic measured errors; values provided for various gases and pressures.

Certificates and Approvals

• CE mark
• ASME BPE
• RCM marking
• Ex approvals
• Functional safety: SIL2 as per IEC 61508, SIL3 for homogeneous redundancy.
• Radio approval (EN 302372, FCC, Industry Canada).

Disclaimer

Extraction may miss figures, footnotes, or revisions; contractual data must match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror