Valves and solenoid valves poppet system Series T771
Pneumatic-spring – T771/V.32.11.1 Aluminium body, available with G1 1/2” connections, 3/2 and 2/2 N.C. and N.O. versions.
Pneumatic-spring – T771/V.32.11.1 The series of valves and solenoid valves poppet system G1” complete the range of technopolymer valves T700 series.
Even for this version, the main feature is the high-resistance thermoplastic material from which the components are moulded.This made it possible to obtain an aesthetically pleasing product with a considerably reduced weight compared to the standard version, and, most importantly, a cost optimization.
As for the versions of 1/2” and 3/4” there were also technical and functional changes made, starting with the use of a rolling diaphragm in place of the traditional piston, thus eliminating friction and wear on the seal.
With the exception of the normally open (N.O.) self feeding vacuum version. In this case an additional seal is provided on the piston which isolates the diaphragm connection 3, which improves the functionality of the valve.
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Construction characteristics
Body, operator and end cover | High resistance technopolymer |
Seals and poppets | Oil resistant rubber (NBR) |
Piston and shaft | Acetal resin |
Springs | AISI 303 stainless steel |
Diaphragm | Oil resistant rubber (NBR) |
Operational characteristics
Operational characteristics | |
Fluid | Vacuum |
Minimum piloting pressure (bar) | 2 |
Temperature °C | -5 ... +50 |
Orifice size (mm) | 25 |
Working port size | G 1” |
Pilot port size | G1/8” |
Response time according to ISO 12238 energised (ms) | N.C. = 55 - N.O. = 19 |
Response time according to ISO 12238 de-energised (ms) | N.C. = 320 - N.O. = 450 |
สอบถามข้อมูลเพิ่มเติม ติดต่อเรา :
02-384-6060 (อัตโนมัติ) [email protected] บริษัท ฟลูเทค จำกัด Flu-tech @flutech.co.th
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