RIEGER LCV Single seat valves are found in the plants of food industries. They combine the advantages of the dead leg free valve body with the concept of the maintenancefree welded pneumatic actuator. The spring-loaded actuator can be used as spring-closing as well as spring opening by easy turning.
Right angle and change-over valves base on the same bodies. The can be combined on the many ways and so diminish the spare part costs. In daily use, the LCV valves grant high flexibility inside the system and the perfect application for your liquid products.
Material | in contact with product not in contact with product |
1.4404/AISI316L 1.4301/AISI304 |
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Gaskets | O-rings/gaskets | EPDM FKM |
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Temperatures |
maximum | ||
continuous operation
steam sterilization ambient temperature |
130 °C*
135 °C* short-time max. 60 °C |
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Pressures | closing pressure but DN 100 control air pressure control air |
max. 6 bar max. 4,5 bar min 6 bar – 1/8″ for 6 mm hose oil free acc. class 3 |
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Surfaces |
in contact with product
not in contact with product |
Ra ≤ 0,8 µm
Ra ≤ 1,6 µm |
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Connections standard pipes |
DIN 11850-R2 (DIN 11866 A) |
Design | closing pressure: 6 bar
resistant against aggressive media for proximity switches and control tops highest safety standard via caged spring
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Handling |
maintenance free
required air supply pressure: 5 – 8 bar (72,5 – 116 psi) fast assembly/disassembly suitable for all common air fittings
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Flexibility | switching from spring to close (NC) to spring to open (NO) and vice versa with same actuator possible only 3 actuators for all sizes in our building block system Booster available adaption for all common control tops available flexible in use up to 165.000 cycles
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This control top has been developed between AWH and Rieger in collaboration with Bürkert. It serves as a custom-fit solution for our in-house hygienic and aseptic process valves to achieve an even more efficient and precise application.
Contact-free inductive valve position measuring (Teach function)
FlowStar is available in the models 24 V DC, AS-I bus, IO-Link (Port Class A) or Ethernet IP.
All models are available as the following alternatives::
Mounting kit integrated in Control Top – no separate mounting kit necessary. Exception for LCV valves, ESV valves.
All Valves are available in special alloys, such as Hastelloy® C-22, 1.4539/904L, 1.4529, AL-6XN® and others.
Directly send us your inquiry:
sales@rr-rieger.de
Tel.: +49 7361 5702-0