Sonic ULF-300 Integrate Ultrasonic Micro Liquid Flow Meter


μLF-300 is had a compact design and achieved high performance of accuracy, μLF-300 is applicable in various application fields

Sonic ULF-300  Integrate Ultrasonic Micro Liquid Flow Meter

Feature

  • Non-contact sensing
  • Fast response
  • Fluoroplastic tube
  • No pressure loss
  • Compact design
  • Straight tube for flow path

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Application

  • Semiconductor
  • General-purpose engine
  • Cosmetics
  • Chemical industry
  • Construction machinery
  • Automobile

Specification

ModelμLF-304IμLF-308I
Measurement methodUltrasonic transit time
Pipe materialPFA
Nominal diameterØ1/4 inchØ1/8 inch
Pipe length180 mm
Application liquidWater, Aqueous solution, Oil, Chemical liquid
Liquid Temperature0ºC to 50ºC, no condensation
Measurement range0 ml/min to 4000 ml/min0 ml/min to 1000 ml/min
Accuracy±1%RD±1%RD
 800∼4000ml/min200∼1000ml/min
 ±8ml/min, less than 800ml/min±2ml/min, less than 200 ml/min
Reproductivity±0.2% (Liquid temperature ±0.5 ºC, 30 sec averaging)
Resolution0.1ml/min
Response10msec
Protection ratingIndoor use (Equivalent to IP65)
Power supplyDC 5V ±10% (DC 4.5 to 5.5V)
Power dissipationless than 1.5W
Weight30g (body only)

Data Interface

Serial port4 wired RS-422
ProtocolData bit 8bit (Fixed), Even parity (Fixed), Stop bit 1bit (Fixed)
Blaudrate38400 baud

Reference: uLF-300S micro liquid ultrasonic flow meter


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