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

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

Model	μLF-304I	μLF-308I
Measurement method	Ultrasonic transit time
Pipe material	PFA
Nominal diameter	Ø1/4 inch	Ø1/8 inch
Pipe length	180 mm
Application liquid	Water, Aqueous solution, Oil, Chemical liquid
Liquid Temperature	0ºC to 50ºC, no condensation
Measurement range	0 ml/min to 4000 ml/min	0 ml/min to 1000 ml/min
Accuracy	±1%RD	±1%RD
	800∼4000ml/min	200∼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)
Resolution	0.1ml/min
Response	10msec
Protection rating	Indoor use (Equivalent to IP65)
Power supply	DC 5V ±10% (DC 4.5 to 5.5V)
Power dissipation	less than 1.5W
Weight	30g (body only)

Data Interface

Serial port	4 wired RS-422
Protocol	Data bit 8bit (Fixed), Even parity (Fixed), Stop bit 1bit (Fixed)
Blaudrate	38400 baud

Reference: uLF-300S micro liquid ultrasonic flow meter