Multifunctional gas control with two automatic shut-off valves, servo pressure regulator and electric modulating device controlling the main gas flow.
The special mechanical device which is used for direct establishment in the middle of a gas copper, for the purpose of safe use – zapobizhnik of draft combined.
Material: steel + plastic.
The plungers of the automatic shut-off valves are protected by an oil bath allowing particularly silent operation of the valves. Minimum and maximum main outlet pressure adjustments are available. Gas inlet and outlet male thread or, as alternative, flange connections or female thread.
843: 2 levels modulation
845: full modulation