Pressure regulator FRNG
Zero pressure regulator Proportional pressure regulator Compressed air-controlled pressure regulator

Technical description
The DUNGS pressure regulator, type FRNG, has an adjustable setpoint spring and defined counterspring. The pressure regulator complies with EN 88-1 and DIN 3380:
- Input pressures up to 200 mbar (20 kPa) for zero pressure applications
- Input pressures up to 200 mbar (20 kPa) for proportional pressure applications
- Bypass prepared, Rp 3/8 to Rp 2
- Sturdy, precise and sensitive regulation of regulator output pressure
- Inlet pressure compensation diaphragms
- Safety diaphragms
- Internal pulse for regulator output pressure as standard, external pulse connection prepared
- Connection for blower pressure as standard

Application
The DUNGS pressure regulator, type FRNG, is suitable for gases of families 1, 2, 3 and other neutral gaseous media. Does not contain any non-ferrous metals, suitable for gases of up to max. 0.1 vol.% H2 S, dry

Approval
EC type testing certificate as per:
• EC-Gas Appliances Regulation Approvals in other important gas consuming countries.

FRNG Spring-loaded pressure regulator with adjustable setpoint spring and defined counterspring. Internal tap of regulator output pressure, external pulse and blower pressure connections prepared. Suitable for controlling regulator output pressure via a pneumatic command variable.