SONIC FEx-100 Flame-proof Ultrasonic Gas Flow Meter (50mm∼4000mm)

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.

Datasheet

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)