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One-way flow control valve GRLA-1/2-QS-12-RS-D

Tried-and-tested for precise setting of flow rate. Lightweight, compact and robust due to combination of plastic and metal. Available as ISO or NPT variant.
GRLA-1/2-QS-12-RS-D Part no.  534344
  • Flow control valve, throttling at one end
  • Polymer, metal, or stainless steel design
  • Standard, mini, in-line variants with different flow rates
  • Functional combination of throttle check valve and piloted non-return valve
  • Connections: thread at both ends, push-in connector at both ends, thread/push-in connector
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Type code
GRLA
Maritime classification
See certificate
Valve function
Flow control non-return function
Pneumatic connection 1
QS-12
Pneumatic connection 2
G1/2
Adjusting element
Knurled screw
Type of mounting
Screw-in
With external thread
Standard nominal flow rate in flow control direction
1580 l/min
Standard nominal flow rate in non-return direction
925 l/min ... 1605 l/min
Operating pressure
0.2 bar ... 10 bar
Ambient temperature
-10 °C ... 60 °C
Mounting position
Any
Symbol
00991452
Operating pressure for entire temperature range
0.2 bar ... 10 bar
Standard flow rate in flow control direction 6 -> 0 bar
2220 l/min
Standard flow rate in non-return direction at 6 -> 0 bar
1910 l/min ... 2500 l/min
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Storage temperature
-10 °C ... 40 °C
Temperature of medium
-10 °C ... 60 °C
Nominal tightening torque
15 Nm
Product weight
124 g
Note on materials
RoHS-compliant
Seals material
NBR
Hollow bolt material
Wrought aluminum alloy
Anodized
Releasing ring material
POM
Knurled head material
Anodized
Wrought aluminum alloy
Material of adjusting screw
High-alloy stainless steel
Swivel joint material
Die-cast zinc

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