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Specifications gas pressure regulator 122

Gas pressure regulator type 122

The Sensus type 122 gas pressure regulator is a spring-loaded regulator. The regulator is normally open. The controller has a double diaphragm for obtaining a very precise pressure control in case of a rapid successive change in flow capacity. Depending on the operating conditions, a membrane box with a diameter of 8 ” or 12 “may be chosen. The regulator is available in connection sizes from 1 “to 2 1/2” NPT.

Types

122-8 and 122-12.

Maximum operating pressure

The maximum inlet pressure = 1.0 barg (15 psig).

Operating temperature

-28.9 – +65.5° C (-20° F +150° F).

Spring range

Spring range outlet pressure 3.8 t / m 140.0 mbarg.

Connection sizes

3/4 “, 1”, 1.1 / 4 “, 1.1 / 2”, 2 “, 2.1 / 2” NPT (for larger connection sizes and flanged version, see Sensus 121 series).

Applicable gases

Natural gas, propane, butane, air and nitrogen. Special designs are available for special (corrosive) gases.

Options

External control.

Threaded in BSP.

For special versions that were available in the past, please contact us.