Control valves with pneumatic actuator

DN15 to DN300 Valves
Pneumatic valves
Designed primarily to regulate the flow of water and steam in
* Throttling
* Mixing
* Distribution
* Steam converting
These valves are available in two-way and three-way mixing configurations.
- With or without positioner
- Available with Profibus-DP and Hart fieldbus

Process inputs:

Several control signals available:

- Voltage (V):  0...10 V
- Current (mA): 0/4...20 mA

Process outputs

Valve type

- Two-way
- Three-way mixing
- Feedback potentiometer
- Limit switches
- Gauges


- Various Body materials, Spindle packing and Cone types according to the application requirements
Pneumatic valves for throttling, mixing and distribution of liquids, steam and gasses in two way or three way design

Pressure reduction with simultaneous cooling by water injection

Special valves for boiler applications

Communication and programming:


- Field bus ports to HART or Profibus -DP


Mounting method: Flanged
Valve sizes from DN15 to DN300
With standard or special Kvs

Connectable to:

- Any controller from Ascon Tecnologic range with the appropriate I/Os

Used for:

- Heating/cooling system for water, steam and thermal oil
- HVAC system
- Refrigeration plants
- Power plants

WARNING! To properly identify the valve, you have to let us know the W.Nr. or the S/N (serial number) that are punched in the upper left on the aluminum plate placed on the valve body. (see pictures)

large WNr 1 large SN 0