Festo GRLZ-M5-B One-Way Flow Control Valve

Selling Points

1Regulates compressed air flow with standard nominal flow rates of 83 l/min in flow control direction and 76 l/min in blocked direction.
2Meets ATEX zone 1, 2, 21, and 22 standards for explosion protection in hazardous environments.
3Features a brass nickel-plated screwed plug and die-cast zinc swivel fitting for durability.
4Equipped with an adjustable slotted head screw for easy setup and customization.
5Designed for lubricated operation and meets VDMA24364-B1/B2-L standards for cleanroom applications.

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Valve function	Supply air flow control non-return function	Pneumatic connection 1	M5
Pneumatic connection 2	M5	Adjusting element	Slotted screw
Type of mounting	Screw-in	Standard nominal flow rate in flow control direction	95l/min
Standard nominal flow rate in non-return direction	76l/min 95l/min	Operating pressure	0.2bar 10bar
Ambient temperature	-10°C 60°C	Explosion prevention and protection	Observe the information on the certificate Zone 1 (ATEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 22 (ATEX)
Mounting position	Any	Symbol	00991453
Standard flow rate in flow control direction 6 -> 0 bar	169l/min	Standard flow rate in non-return direction at 6 -> 0 bar	135l/min 170l/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)
LABS (PWIS) conformity	VDMA24364-B1/B2-L	Cleanroom class	Class 4 according to ISO 14644-1
Temperature of medium	-10°C 60°C	Nominal width	2mm
Max. tightening torque	1.5Nm	Product weight	11g
Material of screwed plug	Brass Nickel-plated	Note on materials	RoHS-compliant
Seals material	NBR	Material of adjusting screw	Brass
Swivel joint material	Die-cast zinc	Manufacturer ID	151183

Specifications may be subject to change without notice