Pressure switch Dungs NB 500 A4

Pressure switch Dungs NB 500 A4 article 210971 – adjustable pressure switch according to EN 1854 for a wide range of burners from leading manufacturers. The sensor is used to monitor excess pressure or vacuum pressure. Easy to install and configure. Suitable for gas systems with a maximum pressure of 600 mbar.

Design and features

• The adjustable relay is equipped with a robust, dust- and moisture-proof plastic housing with a transparent cover and a cast aluminum base. Electrical components are insulated according to IP 54. The switch is made of polycarbonate, the membrane is made of butadiene-nitrile rubber. Operating temperature: from -15 ° C to + 70 ° C.

• When the pressure deviates from the set response point, the switch closes the contact, a signal is sent to the control unit. The device is easily adjusted by manually scrolling the disk in the range from 50 to 500 mbar.

• The Dungs NB 500 A4 pressure switch is easy to install in the system. The recommended installation position is vertical. If installed in a different position (horizontal, diagonal, inverted), the device will operate at a higher or lower pressure in relation to the specified parameters.

In the specification on the website, you can study detailed information on the installation and operation of the relay.