197580 FESTO | Alldatasheet
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Technical content
One-way flow control valve GRLA-1/8-QS-4-RS-D Part number: 197580 Data sheet Feature Value Type code GRLA Valve function Exhaust air flow control non-return function Pneumatic connection 1 QS-4 Pneumatic connection 2 G1/8 Adjusting element Knurled screw Type of mounting Screw-in Standard nominal flow rate in flow control direction 160 l/min Standard nominal flow rate in non-return direction 120 l/min ... 190 l/min Operating pressure 0.2 bar ... 10 bar Ambient temperature -10 °C ... 60 °C Maritime classification See certificate 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 250 l/min Standard flow rate in non-return direction at 6 -> 0 bar 270 l/min ... 300 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) Temperature of medium -10 °C ... 60 °C Nominal tightening torque 3 Nm Product weight 23 g Material of screwed trunnion Wrought aluminum alloy Note on materials RoHS-compliant Seals material NBR Releasing ring material POM Material of adjusting screw High-alloy stainless steel Swivel joint material Die-cast zinc Chromated 11/3/21 - Subject to change - Festo AG & Co. KG 1/1