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

Convertor

• 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 600?
  • 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
    200?)
  • 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 Ultasonic Gas Flow Meter

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