SONIC SGF-200 Ultrasonic Gas Flow Meter

Model

SGF-200

Measurement method

Ultrasonic transit time method

Fluid condition

Air, Oxygen, Nitrogen, Gas (no corrosive gas)

Accuracy

40mm:±2%RD(frow speed 2.5～30m/s)
50･60mm:±2%RD(frow speed 2.0～30m/s)
80･100mm:±2%RD(frow speed 1.5～30m/s)
125･15mm:±2%RD(frow speed 1.0～30m/s)

Flow range

Velocity 0～30ｍ/ｓ

Temperature measurement

±2℃Ultrasonic thermometer(Air only) Accuracy: +/-2 ℃

Structure

Outdoor use (IP65 equivalent)

Material

ADC12

Ambient temperature

0～50℃

Humidity

No condensation

Power supply

AC90 ～ 250V (50/60Hz)

Power consumption

less than 7.5VA

Output

Analog output

Contents: Instant flow rate (normal flow or reverse flow)
Signal: DC4 ～ 20mA
Load resistance : less than 600Ω
Time constant: 0 ～ 120sec (1sec step)
Low-cut: 0 ～ 10% (1% step)

Contact output

Contents: normal / reverse flow integrated pulse,
upper / lower limit alarming,anomaly signal, range over
Signal(x3): Open collector standard 30V, 0.25V                 Pulse width: 1 msec or 50 msec
Low-cut: 0 ～ 10% (1% step)

Digital output

Contents: instant flow rate, integrated flow rate, temperature,pressure, alarm Serial interface: RS422 (baudrate: 38400bps)

Input

Temperature input

Current input: DC4 ～ 20mA (input resistance 200Ω)
Conversion standard: 0 ℃

Pressure input

Current input: DC4 ～ 20mA
Conversion standard: 101.325kPa(abs)

Display

Display

16 characters x 2 lines LED back right

Contents

instant flow rate, cross section average flow speed,integrated flow rate(normal, reverse, differences), temperature, pressure

Spool piece

Nominal diameter

40㎜、50㎜、65㎜、80㎜、100㎜、125㎜、150㎜

Material

Metal parts: SGP, SS400 (Nickel plating)
Sensor parts: aluminum alloy, epoxy resin
Seal parts: NBR

Condition

Temperature range: 0 ～ 60℃
Pressure range: less than 1MPa

Installation requirement

Upper stream side 15D,Lower stream side 5D or more (D is inner diameter)

Viewer(*option)

Model

CV-200

Display

LCD: 16 characters x 2 lines, back light

Contents

instant flow rate, cross section average flow speed, integrated flow rate(normal, reverse, differences), temperature, pressure

Operation

Parameter configuration

Digital output

instant flow rate, integrated flow rate, temperature, pressure, alarm information
Serial interface: RS422 (Baud rate: 38400bps)

Accessory

Cable( max. 30m): 1 cable