ms4-lr

Product ID:9079
Updated: 2026/7/4
Festo ms4-lr

Key Features

  • 1Deliver micron-level precision for complex automation tasks.
  • 2Integrate seamlessly with existing Festo and third-party systems.
  • 3Reduce maintenance costs with advanced diagnostic tools.
  • 4Maximize uptime in harsh industrial environments.
  • 5Simplify setup and operation via a user-friendly interface.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Size
4
Series
MS
Actuator lock
Rotary knob with detent Rotary knob with integrated lock can be closed with accessories
Mounting position
Any
Structural design
Pressure regulator with pressure gauge
Controller function
Outlet pressure constant With secondary exhausting With return flow function
Pressure gauge
G1/4 prepared G1/8 prepared with pressure sensor with pressure gauge
Operating pressure
0.8bar 14bar
Pressure regulation range
0.3bar 12bar
Max. pressure hysteresis
3.625psi
Standard nominal flow rate
1000l/min 2200l/min
Certification
c UL us - Recognized (OL)
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
UKCA marking (see declaration of conformity)
acc. to UK EX instructions
Explosion protection certification outside the EU
EPL Db (GB) EPL Gb (GB)
Explosion prevention and protection
Zone 1 (ATEX) Zone 1 (UKEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 21 (UKEX) Zone 22 (ATEX)
ATEX category gas
II 2G
ATEX category for dust
II 2D
Type of ignition protection for gas
Ex h IIC T6 Gb X
Type of (ignition) protection for dust
Ex h IIIC T60°C Db X
Explosive ambient temperature
-10°C <= Ta <= +60°C
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4] Inert gas
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Storage temperature
-10°C 60°C
For use in the food industry
See supplementary material information
Temperature of medium
-10°C 60°C
Ambient temperature
-10°C 60°C
Product weight
225g
Type of mounting
Optionally: Front panel mounting Line installation With accessories
Note on materials
RoHS-compliant
Material of sub-base
Die-cast aluminum
Seals material
NBR
Housing material
Die-cast aluminum
Diaphragm material
NBR
Manufacturer ID
527690

Specifications may be subject to change without notice

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