Manufacturer Part Number: Festo 527690
Festo Compressed Air Regulator: MS4-LR-1/4-D7-A4-AS
The Festo MS4-LR-1/4-D7-A4-AS, with MPN 527690, is a high-performance compressed air regulator engineered to enhance the efficiency and reliability of pneumatic systems. This precision device is essential for maintaining controlled and stable air pressure across a variety of industrial applications.
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Benefits:
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The Festo MS4-LR-1/4-D7-A4-AS Compressed Air Regulator exemplifies Festo’s commitment to innovation in pneumatic technology, offering a robust solution for effective management of air pressure and enhancing the performance of industrial processes.
| Feature | Specification | 
|---|---|
| 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 | 0.08 MPa … 1.4 MPa | 
| Operating Pressure | 0.8 bar … 14 bar | 
| Pressure Regulation Range | 0.3 bar … 12 bar | 
| Max. Pressure Hysteresis | 0.025 MPa | 
| Max. Pressure Hysteresis | 0.25 bar | 
| Max. Pressure Hysteresis | 3.625 psi | 
| Standard Nominal Flow Rate | 1000 l/min … 2200 l/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 | EPL Db (GB) EPL Gb (GB) | 
| Explosion Prevention and Protection Zones | 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 | 225 g | 
| 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 |