Ultrasonic level sensor FMU90
for liquidsbulk solids4-20 mA

ultrasonic level sensor
ultrasonic level sensor
ultrasonic level sensor
ultrasonic level sensor
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for liquids, bulk solids
4-20 mA
for basins
Other characteristics
Level range

45 m (147'07")

Process temperature

Max.: 60 °C (140 °F)

Min.: -40 °C (-40 °F)


Prosonic FMU90 separated version with field housing or top hat rail housing for control cabinet instrumentation are suited for continuous, non-contact level measurement of fluids, pastes, sludge and powdery to coarse bulk solids. Also the flow measurement in open channels and weirs is possible as the simultaneous measurement of level and flow in a storm water overflow basin with only 1 sensor. Up to 6 relays for tendency alarm, flow pulse output or backwater/sludge alarm, 1 or 2 channel version. Level measurement of fluids and bulk materials with 1 or 2 sensors for measuring of up to 45m (148ft) and level limit detection. Pump control, rake control and as option: additional pump control function. Calculations: Average, difference, sum Application flow: Flow measurement in open channels and weirs with 1 or 2 sensors Flow measurement with back water or sludge detection Up to 3 totalizers and 3 counters Counting or time pulse output for control of external units 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 Time-of-Flight correction via integrated or external temperature sensors Linearisation (up to 32 points, freely configurable) for the most common flumes and weirs pre-programmed and selectable



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