22 – Mesura—Regulator-BCH30-NF—N-22—Page-85

S4 Regulators

The S4 series regulators are a line of direct action type pressure regulators, double stage, normally used for domestic, commercial, industrial and network applications, if directly assembled to the meter or in regulation units in gas grids and industrial uses for natural and manufactured gas, lpg, or other non-corrosive preliminarily treated stable gas.