Storage type liquid controlled check butterfly valve

Nominal path: DN100 to DN4000
Nominal pressure: PN2.5 to PN64
Applicable medium: clear water, silt water, sea water, reservoir water, oil, gas, etc.
Medium temperature: less than 80 degrees centigrade
Open valve time: 3~120 seconds (adjustable)
Turn off the valve time: 3~120 seconds (adjustable)
Power supply: AC380V
Control power: AC220V, DC220V, DC110V, or DC24V
Remote control: open valve, shut - off valve, stop
Remote signal: passive switch signal and 4 ~ 20mA analog valve position feedback signal