ZLL
GRA-1/4-B
delivery time:3-4weeks
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Valve functionFlow control non-return function
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Pneumatic connection 1G1/4
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Pneumatic connection 2G¼
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Adjusting elementKnurled screw
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Type of mountingOptionally:
Front panel mounting
With through-hole
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Standard nominal flow rate in flow control direction420 l/min
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Standard nominal flow rate in non-return direction780 l/min
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Operating pressure0.1 bar ... 10 bar
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Ambient temperature-20 °C ... 75 °C
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Housing materialDie-cast zinc
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Explosion prevention and protectionObserve the information on the certificate
Zone 1 (ATEX)
Zone 2 (ATEX)
Zone 21 (ATEX)
Zone 22 (ATEX)
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Mounting positionAny
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Symbol00991453
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Operating mediumCompressed air as per ISO 8573-1:2010 [7:4:4]
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Information on operating and pilot mediaOperation with oil lubrication possible (required for further use)
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LABS (PWIS) conformityVDMA24364-B1/B2-L
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Temperature of medium-20 °C ... 75 °C
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