|For water, brine, air, and thin oils, Closed when power off
Model 1132 servo-driven, all others positive control
Temperature of medium: -15 to +105 °C, type 1142: -15 to +90 °C
The valves in series 1132 e 1142 are pilot-operated diaphragm solenoid valves.
Their operation depends not only on the magnetic field produced by the current flow into the coil but also on a minimum inlet pressure, which is necessary to: