Dungs Gas Pressure Regulator FRS 505

Technical description

The DUNGS pressure regulator, type FRS, has an adjustable setpoint spring. The pressure regulator complies with EN 88 and DIN 3380:

• Input pressures up to 500 mbar (50 kPa)
• Setpoint spring range 10 to 30 mabr, blue color (standard)
• High flow rate
• Sturdy, precise and sensitive regulation of regulator output pressure
• Inlet pressure compensation diaphragms
• Safety diaphragms
• Internal pulse for regulator output pressure as standard, optional external pulse connection optional on both sides
• Rp 1/2 thread connection
• Pipe thread as per ISO 7/1

Application

Gas pressure regulator for gas burners and gas equipment. It does not contain any non-ferrous metals, suitable for gases of up to max. 0.1 vol.% H2S, dry. Suitable for gases of families 1,2,3 and other neutral gaseous media.

FRS

Spring-loaded pressure regulator with adjustable setpoint spring. Internal tap of regulator output pressure. External pulse connections optional, suitable for controlling regulator output pressure.

Specifications

Pipe thread as per ISO 7/1: Rp 1/2

Max. operating pressure: up to 500 mbar (50 kPa)

Pressure regulator: Pressure regulator as per EN 88, Class A, Group 2, DIN 3380, RG 10

Input pressure range: + 5 mbar or p2 +2.5 mbar up to 500 mbar

Output pressure range: 2.5 mbar to 200 mbar as a factor of adjustable setpoint spring

Setpoint spring range: 10…30 mbar, blue (standard)

Materials of gas conveying parts:

Housing: Aluminium, steel

Seals and diaphragm: NBR

Ambient temperature: -15 °C bis +70 °C

Installation position: Regulator dome from vertically upright to lying horizontally

Measuring/ignition gas connections: G 1/4 ISO 228 on both sides in inlet section

Ventilation pipe: Ventilation pipe only required in special cases.

Weight: 0.545 kg