Sonic FEX-100 Ultrasonic Gas Flow Meter Flame-proof

Sonic FEX-100 Ultrasonic Gas Flow Meter Flame-proof  Gas flow monitoring with intelligent function in a hazardous area. Sonic’s wide variety of ultrasonic flow meters meet customer’s needs for flow monitoring in any situation.

Sonic FEX-100 Feature

  • Flame-proof Exd II BT6 compliant
  • Wider measurement range
  • No pressure loss
  • Faster response and better reproductivity
  • Wide-screen LCB and various display function
  • Various output port (analog x2, digital x1, contact x4)

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Sonic FEX-100 Specification

Pipe

  • Applicable fluid: gas (*1, *2)
  • Applicable pipe: Nominal diameter: 50mm ∼ 4000mm (*3)
  • Spool piece: Flange rating: JIS 10k standard (*4)
  • Material : SGP, STPG, SUS304, SUS316, STPY (*5)

Sensor

  • Flame-proof standard / ExdIIBT4
    Sensor :

      • Standard (screw type) temperature : -30 ∼ 180ºC
      • Pressure : -0.05 ∼ 1MPa
      • Large (flange type) temperature : -30 ∼ 180ºC
      • Pressure : -0.05 ∼ 1MPa
      • Measurement method: Ultrasonic transit time
      • method
  • Seal: Gas seal unit
    Installation requirement: Straight pipe: Wider than 15D at upstream wider than 5D at downstream (D is inner diameter)
  • Cable length: Sensor to convertor: Standard 6m or 10m

Converter

  • Flame-proof standard: ExdIIBT6
  • Measurement method: Ultrasonic transit time method
  • Measure line: 1 line or 2 lines (option)
  • Traverse: Z o V
  • Accuracy : ±1.0% FS (flow velocity 5 ∼ 60 m/s)
  • Reproductivity : 0.2%
  • Flow velocity resolution: less than 0.5mm per second
  • Averaging : Default 10 sec (0.5 ∼ 180 sec variable)
  • Ultrasonic thermometer: Measure temperature (in case of air) by ultrasound transit time
  • Ambient temperature: -10 ∼ +50ºC
  • Material: AC4A (aluminum cast)

Power supply :

  • AC100V±10%, 50/60Hz
  • AC115V, 220V (option)
  • Surge protection: Built-in surge absorber (VDD line, signal line)
  • Power dissipation: Max.27W

Output:

  • Analog x2
  • Range: DC4∼20mA
  • Over range: DC0∼24mA
  • Load resistance: Less than 450Ω
  • Output mode: Flow rate, temperature, pressure
  • Contact Output x4
  • Open collector: Rated voltage and current 30V, 0.25A
  • Output mode: Integrated flow rate, alarming, normal, reverse output, upper limit alarming, lower limit alarming
  • Integrated pulse width : 1.6msec or 50msec
  • Power supply for pressure and temperature :
  • DC24V±0.5V, 0.2A
  • Digital output: RS232C, RS422
  • Input / Temperature : DC4∼20mA, Pressure : DC4∼20mA
  • Display : LCD 128 dot x 240 dot, backlight
  • Measurement View: Nominal diameter, temperature, pressure, flow rate range etc.
  • Adjustment view: Zero adjustments, averaging time, low-cut etc.

Data Sheet: Sonic FEx-100 Ultrasonic Gas Flow Meter

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