Detail E+ H Ultrasonic Prosonic S FMU90
Simple, menu-guided operation with 6-line plain text display; 15 languages selectable
Envelope curves on the display for quick and simple diagnosis
Easy operation, diagnosis and measuring point documentation with the supplied " FieldCare" operating program.
Option: four digital inputs ( e.g. for pump feedback) and one external temperature input
Time-of-flight correction via integrated or external temperature sensors
Linearisation ( up to 32 points, freely configurable)
Linearisation tables for the most common flumes and weirs pre-programmed and selectable
Online calculation of the flume-/ weir-flows via integrated flow curves
Pre-programmed pump control routines
System integration via HART or PROFIBUS DP
Automatic detection of the sensors FDU9x
The sensors of the series FDU8x can be connected
FMU90 - Field housing - ( see picture)
Ambient temperature: -40...60 ° C / -40...140 ° F
Ingress protection: IP66 / NEMA 4x
Number of sensors: up to 2 sensors
FMU90 - DIN rail housing - ( no picture)
Ambient temperature: -40...60 ° C / -40...140 ° F
Ingress protection: IP20
Number of sensors: up to 2 sensors
Field of application
Application for level measurements
Continuous, non-contact level measurement of fluids, pastes, sludge and powdery to coarse bulk materials with 1 or 2 ultrasonic sensors
Measuring range up to 70 m ( depending on sensor and material measured)
Level limit detection ( up to 6 relays)
Pump control ( alternating) ; rake control
Option: additional pump control functions ( pump function test, ...)
Calculations: average, difference, sum
Application for flow measurements
Flow measurement in open channels and measuring weirs with 1 or 2 ultrasonic sensors
Simultaneous measurement of level and flow in a stormwater overflow basin with only 1 sensor
Flow measurement with back water detection ( 2 sensors) or sludge detection
Up to 3 totalizers and 3 ( resettable) counters; optionally resettable via digital inputs
Counting or time pulse output for control of external units
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