Pressure Independent Control Valve With Electric Actuator 3 In. NPT 2 Way 50 GPM Plated Brass Trim DCA Prof Tamaño_24in CO2 Duct No LCD 1K8 Rango de Presion:0 a 1" w.c. CO2 Duct No LCD 1K8 Thermistor El rango de flujo especificado es para un flujo de nitrógeno equivalente a 70 °F (21 °C) y 760 mm Hg NPT 2 Way 50 GPM Plated Brass Trim DCA Profile On Off(Fail Closed) 24 Vac 1 Aux Switch Nema 3R Enclosure Pressure Independent Control Valve With Electric Actuator 3 In