Drossel-Rückschlagventil
Tognella Model FT 1251/5-01
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Varianten
| Artikel-Nr. | Variante | Model Code | max. Betriebsdruck [bar] | G ["] | Nenngrösse [NG] |
|---|---|---|---|---|---|
| 307 602 222 | 1 | 1251/5-01-14 | 210 | 1/4 | 14 |
| 307 602 223 | 2 | 1251/5-01-38 | 210 | 3/8 | 38 |
| 307 602 224 | 3 | 1251/5-01-12 | 210 | 1/2 | 12 |
| 307 602 225 | 4 | 1251/5-01-34 | 210 | 3/4 | 34 |
Tognella In line single-acting flow control valves
Technical description
The valves FT 1251/5-01 guarantee precise flow regulation in one direction and full free flow in opposite direction thanks to the equipment of single-acting unit with ball guide. They are an alternative to FT 257/5 where the working pressure does not exceed 210 bar or where ferrous materials cannot be used. They are ideal for use with fluids other than oil ( such as: air, gas, and liquids in general ). They have the same characteristics as the FT 257 series: • efficient metallic sealing; • flow linearity at the opening; • simple setting of flow rates; • secure against accidental needle lift-out; • secure needle positio; • panel mounting provision, for which special lock nuts (G) are is supplied on request.