2-way / 3-way Control valves (Series 2131 / Series 3131 / Series 4131)
2131
- Two-way brass valve for fan-coils.
- ON/OFF operation with actuators series 22C.
- Max. operating temperature: 100°C. Disc stroke: 2.5 mm.
- Nominal pressure: 16 bar.
3131
- Three-way brass valve for fan-coils.
- ON/OFF operation with actuators series 22C.
- Max. operating temperature: 100°C.
- Disc stroke: 2.5 mm. Can be used both as mixing and diverting valve, except for version 31311 which can only be used as diverting valve
- Nominal pressure: 16 bar.
- The Kvs and by-pass Kvs values given in the table alongside refer to the valve used for diverting service.
4131
- Three-way brass valve with 4 connections for fan-coils.
- ON/OFF operation with actuators series 22C.
- Max. operating temperature: 100°C.
- Disc stroke: 2.5 mm. Can be used both as mixing and diverting valve.
- Nominal pressure: 16 bar.
- The Kvs and by-pass Kvs values given in the table alongside refer to the valve used for diverting service.
Complete range in the following versions
- 2-way - DN: 1/2”, 3/4”, 1”)
- 3-way - DN: 1/2”, 3/4”, 1”
- 3-way with 4 ports - DN: 1/2”, 3/4”
The 3-way version and the 3-way versions with 4 ports can be used as diverting or mixing valves of compact size and reduced weights. The valves are motorized with actuators series 22C or actuators with stroke 2.5 mm with ring nut M30x1.5.
