PEK 400

Differential pressure switch for air or non-combustible and non-aggressive gases, mainly used in air ducts, measuring range 30...400 Pa, On/Off output, particularly suitable in air conditioning systems to indicate the status of a fan or a clogged filter, activation pressure value manually adjustable with a screwdriver by operating a potentiometer with a scale located under the cover, operating temperature from -40 °C to +85 °C, two plastic connection tubes, IP54 protection.