Burkert 247172 (00247172) Mass flow controller
- Alternative numbers
Nominal flow ranges: 20 lN/min ... 1500 lN/min.
- Burkert Type 8626
- Article: 247172 (00247172)
- 8626-0950L-LUF-E-V -GM85-ALFF-E-06,0
Burkert Type 8626 Mass Flow Controllers are compact arrangement that monitoring the mass flow rate of gases. They regulation the set flow rate nonetheless of obstruction including pressure drops or temporary resistance to flow. Flow regulator consist of a flow meter, an electronic module, as well as 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 directly in the gas stream; three more resistances are outside him. All resistances are joined in an electrical bridge. The first resistance is gauge the temperature of the liquid. The second, low resistance, is constantly heated to sustain an expressly defined excess temperature relative to the fluid temperature. Due to the fact that the resistances are disposed at once in the channel, the devices have excellent dynamics: the time for reaction when modifying a given or actual value is hundredths of a millisecond. Additionally, the sensor is almost not polluted.