Burkert 247052 (00247052)

Mass flow controller

A direct-acting proportional valve guarantees high response sensitivity.

SPECIFICATIONS:

• Burkert Type 8626
• Article: 247052 (00247052)
• 8626-80,0L-LUF-E-A -GM82-ALFF-B-02,0NF64

Burkert Type 8626 Mass Flow Controllers are succinct devices that inspection the mass flow rate of gases. They regulation the set flow velocity oblivious of interference such as drop in pressure or temporary resistance to flow. Flow regulator consist of a flow meter, an electronic module, and a proportional valve. Inline sensors function in the CTA mode (constant temperature anemometers). In that event, the electrical thermal resistance and the measuring resistance are set to a constant temperature difference. Either resistances are directly in the gas stream; three more resistances are outside him. All resistances are united in an electrical bridge. The first resistance is gauge the temperature of the fluid. The second, low resistance, is heated continuously to sustain a clearly defined surplus temperature relative to the liquid temperature. Due to the fact that the resistances are located straight away in the channel, the apparatus have superb dynamics: the time for reaction when changing a given or actual value is hundredths of a millisecond. Additionally, the sensor is practically not polluted.