General
FAHM Co. ULM84 Series is a fixed mounted, Ultrasonic Level Transmitter with Fix-in the air and used for non-invasive measurement.
Our microprocessor based, user friendly, field programmable level measurement technique allows no interruption of the process Level and has low installation costs.
Features
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Simple set-up and operation
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Fast & simple to install & configure
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Loop-powered 4-20 mA output with HART signal
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Low cost of installation & commissioning
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Non-contact level measurement
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Exclusive sensor for level transmitter
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Response time less than 2 second
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Anti-Corrosive Sensor Probe
Specification
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Measuring Principle
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Process Temperature
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Ultrasonic Level Measurement
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-40~80 oC
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Measuring Range
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Process Pressure
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0-5 m, 0-10 m
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-0.8~2.0 bar
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Dead Band
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Power Supply
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35, 50 Cm for above Ranges Respectively
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14-36 VDC
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Display
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Power Consumption
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4 Line LCD with Bar graph (illumination)
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Less than 1W
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Resolution
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Output
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1 mm
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4–20 mA (Standard), 4–20 mA with Digital Signal Based on HART Protocol (Optional)
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Accuracy
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+/-0.25% of Full Scale
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Load
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Repeatability
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Rohm= (VDC-14) * 50 Ω
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+/-0.1% of Reading
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Alarm (Programmable Transistor Output)
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Sensor Head Materials
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High-High, High, Low, Low-Low
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Polyurethane, ETFE (Anti-Corrosive)
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Temperature Compensation
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Housing
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Built-in to compensate over temperature
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Plastic, Die-Cast Aluminum, Explosion Proof (IP 67)
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Data Storage
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Update Time
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Operation parameters and Configuration
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< 2 s
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Installation
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Ambient Temperature
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G1.5" for Range 5 meter, G2" for Other Ranges (Standard), Flange and Bracket (Optional)
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-20~85 oC
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Relative Humidity
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Dimensions
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0-100% RH
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157 mm (W) * 282 mm (H) * 126.5 mm (D)
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Sensor Frequency
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50, 40 and 25 kHz
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Blanking Distance
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0.35-0.8 m
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Beam Angle
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11o
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Start-up current
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3.6 mA
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