The V4730C/V8730C 1:1 Gas/Air Servo Regulated Gas Valves, with the addition of the Venturi Mixing Unit (VMU) and dc fan, are used for modulating premix appliances such as gas burners, gas boilers, rooftop units, makeup air units and process applications.

FEATURES

• • Wide modulation range (14% to 100% of burner load).
• 24 Vac and 120 Vac models.
• Main valve body with two shutoff seats (double block valve).
• Closing time less than one second.
• Mesh screen (strainer) between inlet flange and main body.
• Various pressure tap points available at main body when no additional valves or pressure switches are used.
• DIN 43650 Plug Connector with 36-in. (914 mm) leadwires included.
• Flexible mounting positions of venturi manifold to fan.
• Replaceable pipe flange adapters available.
• Position indication lamp for each valve stage.