Ultrasonic measurement Time-of-Flight Prosonic FMU90

Field of Application :

The Prosonic FMU90 is designed for continuous, non-contact level measurement of:

• Fluids, pastes, sludge, and powdery to coarse bulk solids
• Flow measurement in open channels and weirs
• Simultaneous level and flow measurement in stormwater overflow basins using a single sensor

It supports 1 or 2 sensors, allowing for:

• Level measurement up to 45m (148ft)
• Level limit detection
• Pump and rake control with an optional additional pump control function

Key Specifications :

• Up to 6 relays for:
  • Tendency alarm
  • Flow pulse output
  • Backwater/sludge alarm
• Calculations:
  • Average, difference, sum
• Flow measurement applications:
  • Open channels and weirs with 1 or 2 sensors
  • Flow measurement with backwater or sludge detection
• Additional features:
  • Up to 3 totalizers and 3 counters
  • Counting or time pulse output for external unit control

Key Features & Benefits :

User-Friendly Operation

• Simple, menu-guided operation via a 6-line plain text display
• 15 selectable languages
• "FieldCare" operating program for easy setup, diagnosis, and documentation

Advanced Monitoring & Diagnostics

• On-screen envelope curve display for real-time diagnostics
• Time-of-Flight correction via integrated or external temperature sensors

Optimized for Flow Measurement

• Pre-programmed flumes and weirs with freely configurable linearization (up to 32 points)
• Online calculation of flow rates using integrated flow curves

Automatic Sensor Detection

• Compatible with FDU9x sensors for seamless setup and operation