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SONIC GF-2500 Ultrasonic gas flow meter

  • 制造商: SONIC
    Model: GF-2500
    来源: Japan
    保障: 12 month
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Applicable fluid Various gases and steam

Applicable piping Nominal diameter 50mm to 5000mm (* 1)

Measuring tube

Nominal diameter 50mm to 500mm (* 2)

Flange standard JIS 10k standard (* 3)

Material SGP, SUS304 --- (* 4)

Socket

Standard type Screw-in type (standard)

Flange type (detector mounting screw type)

Flange type (for large detector)

Detection unit

Detector Standard type for general gas (screw type)

Nominal diameter: 50mm to 1000mm (* 5)

Temperature: -30 to 180 ° C

Pressure: -0.05 to 1MPa (-0.5 to 10kgf / c㎡)


Large for general gas (flange type)

Nominal diameter: 1000mm ~ (* 5)

Temperature: -30 ~ 180 ℃

Pressure: -0.05 ~ 1MPa (-0.5 ~ 10kgf / c㎡)

For steam Standard type (flange type) 1MPa (10kgf / c㎡) type

Seal part

Probe fitting: Combined with gas seal unit

Gas seal unit: General, steam, large, special

Gas seal adapter: When gas seal unit is not required

Installation conditions: Straight pipe section 15D or more upstream, 5D or more downstream

Dedicated cable: Standard 6m or 10m length between detector and converter 

Converter

General specifications

Measurement method Ultrasonic pulse transit time reciprocal difference calculation method

Number of lines 1 line or 2 lines (optional)

Measurement method Z or V method

Measurement compensation range Design temperature ± 25 ° C, design pressure ± 30%

Measurement accuracy ± 1.0% FS (flow velocity 5-60m / s)

Reproducibility ± 0.2%

Flow velocity resolution 0.5mm / sec or less

Averaging time Standard 10 seconds (can be set to any value between 0.5 and 180 seconds)

Ultrasonic thermometer Temperature measurement by ultrasonic pulse propagation time (air)

Operating temperature limit -10 to + 50 ℃

Power supply part
                       Power supply AC100V ± 10%, 50 / 60Hz Optional AC115V, 220V

Lightning protection Built-in surge absorber

Power consumption Max.25 (W)

Output section
                     Analog output 1: Various flow output ranges: 4 to 20 mA DC 

Insulated output overrange: 0 to 24 mA DC

Load resistance: 1000 Ω or less

Analog output 2: Various flow output, reverse flow output, temperature output, pressure output range: 4 to 20 mA DC, 

Insulation output overrange: 0 to 24 mA DC,

Load resistance: 1000 Ω or less

Contact output 1 Integrated pulse output open collector: Rated 30V, 0.2A

Pulse width: 1.6ms , 50ms selectable

Contact output 2 Integrated pulse output, alarm output, forward / reverse judgment output, upper limit output, lower limit output Open collector: Rated 30V, 0.2A

Contact output 3 Alarm output, forward / reverse judgment output, upper limit output, lower limit output Open collector: Rated 30V, 0.2A

Contact output 4 Alarm output, forward / reverse judgment output, upper limit output, lower limit output Open collector: Rated 30V, 0.2A

Power supply for temperature and pressure Output rating: DC24 ± 0.5V 0.2A

Digital output RS422 × 1

Input section
                        Temperature DC4-20mA

Pressure DC4-20mA

Display
                        LCD: Dot: 128 x 240 horizontal with LED backlight

Letter: English letters and numbers, mathematical symbols (+,-, Σ, etc.)

Display content: Measurement screen Instantaneous flow display of analog output 1 Instantaneous flow display of analog output 2 Integrate count display of analog output 1 Integrated count display of analog output 2 Maximum flow display of analog output 1 Maximum output display of analog output 2 Input temperature display Input pressure Display of 4 or more of the temperature display of the ultrasonic thermometer can be displayed

Setting screen: Size, temperature, pressure, flow range, etc.

Adjustment screen Zero adjustment, change of time constant, setting of low cut, etc.

* 1: Consult us if the nominal diameter exceeds 4000mm.

* 2: We can also manufacture pipes with a nominal diameter of over 500mm.

* 3: Specify flanges other than JIS 10k flanges each time.

* 4: Please contact us for materials or thin-walled tubes that are out of the specified range.

* 5: Depends on fluid specifications (density, temperature, pressure, sound speed).

* 6: Please consult each time.



Details

Datasheet

Features

- Wide-screen LCD and various dispaly function 

- High noise tolerance déign

- No pressure loss

- Various output port (analog x 2, digial x 1, contact x 4)

- Automatic pressure and temperature correction

- Easy replacement with the compatibility of existing sensor 

- Wider measurement range

Product Catalog 

Ultrasonic Meter Catalog 


About Sonic


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