General Technical Data - bürkert 2301 Bedienungsanleitung

Technical Data
6.4. general Technical data
Control functions T he valve seat is always closed against
the medium flow
Control function A Closed by spring force in rest position
Control function B Opened by spring force in rest position
Control function I Actuating function via reciprocal
pressurisation
(not for actuator size ø 50 mm in
combination with Type 8696)
actuator sizes
ø 50 mm
ø 70 mm
ø 90 mm
materials
Valve housing 316L
Actuator PPS and stainless steel
Sealing elements FKM and EPDM
Spindle sealing PTFE-V rings with spring compensation
(with silicone grease)
Control cone Control cone with PTFE seal
Steel/steel seal
Spindle 1.4401 / 1.4404
Spindle guide PEEK
All manuals and user guides at all-guides.com
Type 2301
Connections
Control air connection prepared for direct connection
Medium connection Socket: G ½ – G 2 (NPT, RC on request)
Welded connection: as per ISO 4200,
DIN 11850 R2
Flange: as per DIN 2634,
ANSI B16.5 Class 150, JIS 10K
Other connections on request
media
Control medium neutral gases, air
Flow media Water, Alcohol, Fuel,
Hydraulic liquids, Saline solutions,
Lyes, Organic solvents
installation position any position, preferably with the actuator
face up
protection class
IP67 in accordance with IEC 529/EN 60529
english
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