Burkert 213568 (00213568)

Mass flow controller

A direct-acting proportional valve guarantees high response sensitivity.

SPECIFICATIONS:

• Burkert Type 8626
• Article: 213568 (00213568)
• 8626-55,0M-LUF-E-A -GM85-ALFF-E-06,0

Burkert Type 8626 Mass Flow Controllers (MFC) are compact arrangement that inspection the mass flow rate of gases. They command the set flow velocity nonetheless of interference including pressure drops or interim flow resistance. Flow regulator consist of a flow meter, an electronic module, and a proportional valve. Inline sensors function in the constant temperature anemometers mode. In that event, the electrical heating resistance and the measuring resistance are adjusted to a constant temperature differentiation. Both resistances are immediately in the gas stream; and three resistances are out of it. All resistances are united in an electric bridge. The first resistance in the fluid flow measures the temperature of the liquid. The second, low resistance, is heated continuously to maintain an expressly defined excess temperature relative to the temperature of thefluid. Due to the reality that the resistances are inclined at once in the channel, the devices have superb dynamics: the time for reaction when modifying a given or actual value is hundredths of a millisecond. Additionally, the sensor is almost not polluted.