Burkert 225747 (00225747) Mass flow controller
- Alternative numbers
Nominal flow ranges: 20 lN/min - 1500 lN/min.
- Burkert Type 8626
- Article: 225747 (00225747)
Burkert Type 8626 Mass Flow Controllers are compact arrangement that inspection the mass flow rate of gases. They regulation the set flow velocity regardless of obstruction including pressure loss or temporary resistance to flow. Flow controllers include a flow meter, an electronic module, and a proportional valve. Inline sensors operate in the CTA mode (constant temperature anemometers). In that event, the electrical heating resist and the measuring resistance are set to a constant temperature difference. Both resistances are immediately in the gas stream; and three resistances are out of it. All resistances are combined in an electric bridge. The first resistance is gauge the temperature of the liquid. The second, low resistance, is heated continuously to sustain an expressly specified surplus temperature relative to the temperature of thefluid. Due to the fact that the resistances are located directly in the channel, the instrument have superb dynamics: the time for reaction when modifying a given or actual value is hundredths of a millisecond. In addition, the sensor is almost not contaminated.