Festo AG & Co. KG

194675
pressure regulator
LRS-3/4-D-O-DI-MAXI
Directly actuated regulator, with lockable regulator head.

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Festo Data sheet

CriterionFeature
SizeMaxi
SeriesD
Actuator lockRotary knob with lock
Assembly positionAny
Design structuredirectly-controlled diaphragm regulator
Controller functionOutput pressure constant
with initial pressure compensation
with secondary exhaust
with return flow
Pressure gaugePrepared for G1/4
Operating pressure1 - 16 bar
Pressure regulation range0,5 - 12 bar
Max. pressure hysteresis0,4 bar
Standard nominal flow rate6800 l/min
Operating mediumCompressed air in accordance with ISO8573-1:2010 [7:4:4]
Inert gases
Note on operating and pilot mediumLubricated operation possible (subsequently required for further operation)
Corrosion resistance classification CRC2 - Moderate corrosion stress
Air purity class at outputCompressed air in accordance with ISO8573-1:2010 [7:4:4]
Inert gases
Medium temperature-10 - 60 °C
Ambient temperature-10 - 60 °C
Product weight1610 g
Mounting typeFront panel installation
Line installation
with accessories
Pneumatic connection, port 1G3/4
Pneumatic connection, port 2G3/4
Materials noteFree of copper and PTFE
Conforms to RoHS
Material of connecting plateZinc die-casting
Material sealsNBR
Material housingZinc die-casting
Material membraneNBR

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