Sonic SGF-200 Ultrasonic Inline Gas Flow Meter

Feature :

• Wider measurement range and high accuracy
• Temperature automatic correction
• Integrated flow rate and instant flow rate selectable output
• Attachable to vertical piping

Specification :

Converter specification :

• Model: SGF-200
• Measurement method: Ultrasonic transit time method
• Measurement accuracy:

• • • +/- 2%RD (flow speed 1 ～ 30m/s)
    • +/-2cm/s (flow speed less than 1m/s)
• Flow range: 0 ～ 30m/s
• Temperature measurement: Ultrasonic thermometer(Air only)
• Accuracy: +/-2 °C
• Structure: Outdoor use (IP65 equivalent)
• Material: ADC12
• Paint color: White Ivory (Munsell 5Y8/1.5)
• Ambient temperature: -10 ～ +50
• Humidity: No dew condensation
• Power supply:
• • • AC90 ～ 250V (50/60Hz)
    • DC24V +/-10%
• Power consumption: less than 7.5VA
• Weight: Approximately 1.6kg

Output :

Analog output :

• • • Contents: Instant flow rate (normal flow or reverse flow)
    • Signal: DC4 ～ 20mA
    • Load resistance: less than 600Ω
    • The 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 (baud rate: 38400bps)

Input :

Temperature input:

• • • • Current input: DC4 ～ 20mA (input resistance
        200Ω)
      • Conversion standard: 0 °C

Pressure input :

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

Display :

LCD: 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: 40mm,50mm, 65mm, 80mm, 100mm,
125mm, 150mm Material:

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

Condition :

• • • Temperature range: 0 ～ 60°C
    • Pressure range: less than1MPa

Installation requirement: Upper stream side 10D, Lower
streamside: 5D or more (D is inner diameter)

Data Sheet: Sonic SGF-200 Ultrasonic Gas Flow Meter

Another Article:

• The Technology of the Ultrasonic Flowmeter
• Working Principle of Flow Meter
• How to Choose a Flow Meter
• Models and Types of Flow Meter
• Sound Velocity of Material