SONIC μLF-300S Ultrasonic Liquid Flow Meter (1/4,1/8inch)

General 

Model μLF-300S + μLT-8I (1/8 inch) or μLF-300S + μLT-4I (1/4 inch)

Measurement method: Ultrasound transit time method

Applicable liquid: Pure water, various chemicals

* For liquids other than water, check in advance

Liquid temperature: 15 ℃ ～ 60 ℃

* Please confirm in advance when using at 60 ° C or higher

Atmosphere temperature:  0 ℃ ～ 50 ℃, no condensation 

Measurement range: 0 ml / min - 1000 ml / min (μLF-300S + μLT-8I)

0 ml / min - 4000 ml / min (μLF-300S + μLT-4I)

*Accuracy ± 0.5% RD (1/8 inch: 200 to 1000ml / min condition: room temperature, constant temperature water)

± 1ml / min (1/8 inch: 0-199ml / min)

± 0.5% RD (1/4 inch: 800 ~ 4000ml / min condition: room temperature, constant temperature water)

± 4ml / min (1/4 inch: 0-799ml / min)

Reproductivity: ± 0.2% (pure, liquid temperature ± 0.5 ℃, average for 30 seconds)

Power supply: DC 24V ± 10%

Power dissipation: 3.6W or less

Weight: 240g

Sensor

Pipe material PFA (fluororesin)

Nominal diameter 1/8 inch OD: 3.17mm, ID: 2.17mm, 1/4 inch OD: 6.35mm, ID: 4.35mm

Protection rating IP65 equivalent

Cable length 5m (Max.30m)

Weight 70g

Data interface

Digital input / output 4-wired RS-422, 4-wired RS-485

Analog output 4-20mA (instantaneous flow), load resistance 500Ω or less

Integrated pulse output 1ch (open collector)

Alarm output 1ch (open collector)

Contact input 1ch (zero flow setting or integrated value clear)