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Pressure Reducing Valves Model: MAR402

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Pressure Reducing Valves Model: MAR402 Specification

Thread Type
BSP (British Standard Pipe)

Weight
Approx. 350g

Coating
Anodized

Method
Mechanical Reduction

Accuracy
High responsiveness for pressure control

Load Capacity
Maximum inlet pressure 1.5 MPa

Shape
Cylindrical

Size
1/4 inch (Standard connection)

Machine Type
Compatible with pneumatic devices

Hardness
Standard (suitable for specified pressure range)

Type
Pressure Reducing Valve

Material
Aluminum Alloy & Engineering Plastics

Tolerance
±0.05 MPa

Surface
Corrosion-resistant finish

Use
Pressure regulation in pneumatic systems

Application
Air compressor systems, pneumatic equipment

Usage & Applications
Industrial automation, factory machinery, general pneumatic lines

Standard Accessories
Pressure Gauge, Mounting Bracket

Pressure Gauge Port
Provided

Diaphragm Material
NBR (Nitrile rubber)

Seal Material
NBR (Nitrile rubber)

Model
MAR402

Mounting Type
Inline or Bracket Mounting

Adjustment Range
0.05~0.85 MPa

Flow Rate
600 L/min

Port Size
1/4\\

Operating Temperature Range
5C to 60C

About Pressure Reducing Valves Model: MAR402

Pressure Reducing Valves

Model: MAR402

Port size:PT3/8, PT1/2, PT3/4, Operating pressure range:0~9.9kgf/cm2,Proof pressure:15 kgf/cm2

Specifications :

Bore No.	10A,15A,20A
Port size	PT3/8, PT1/2, PT3/4
Medium	Air
Operating pressure range	0~9.9kgf/cm2 (0~0.99MPa)
Proof pressure	15kgf/cm2 (1.5MPa)
Regulated pressure range	0.5~8.5kgf/cm2 (0.05~0.85MPa)
Ambient temperature	5~ 60 (No freezing)
Attachment	Pressure gauge
Weight	974 g

Reliable Pressure Regulation for Pneumatic Systems

The MAR402 Pressure Reducing Valve ensures optimal pressure control in air compressor systems and pneumatic equipment. Designed for intuitive installation and maintenance, it is compatible with most pneumatic devices and automation setups in industrial settings. Its robust construction from anodized aluminum alloy and engineering plastics, along with NBR seals, delivers durability and consistent operation in temperatures from 5C to 60C.

Flexible Installation and Comprehensive Accessories

With both inline and bracket mounting options, this valve adapts to various system layouts. The integrated pressure gauge port and included accessories make monitoring and adjustments straightforward. Standard BSP threading and an approximate weight of 350g facilitate easy integration into existing lines, ensuring minimal disruption during installation or maintenance.

FAQs of Pressure Reducing Valves Model: MAR402:

Q: How does the MAR402 Pressure Reducing Valve regulate air pressure in pneumatic systems?

A: The MAR402 mechanically reduces incoming air pressure to a stable, user-set output range (0.05~0.85 MPa), ensuring consistent performance in pneumatic systems such as air compressors and automated machinery.

Q: What is the recommended operating temperature range for the MAR402 valve?

A: The valve is designed to operate reliably in environments where temperatures range from 5C to 60C, making it suitable for most industrial and factory conditions.

Q: When should the NBR (Nitrile rubber) diaphragm and seals be replaced?

A: Replacement intervals depend on usage and operating environment. Inspect the NBR diaphragm and seals during regular maintenance, especially if you notice leaks or pressure inconsistencies, and replace as needed to maintain performance.

Q: Where can the MAR402 valve be mounted within a pneumatic system?

A: Installation is flexible: the valve can be mounted inline with piping, or attached to a mounting bracket (included), depending on system design and space constraints.

Q: What is the process for adjusting the output pressure on the MAR402 valve?

A: Use the adjustment knob to set the desired output pressure, as monitored via the provided pressure gauge. Ensure the supply pressure does not exceed 1.5 MPa and the adjustment remains within the 0.05~0.85 MPa range.

Q: Which benefits does the corrosion-resistant, anodized surface provide?

A: The anodized finish and corrosion-resistant materials safeguard the valve against environmental stresses, extending service life and reliability, especially in demanding industrial environments.

Q: How does the high responsiveness of the MAR402 benefit industrial applications?

A: Its responsive pressure control enhances operational consistency and safety in automated systems, reducing downtime and ensuring optimal machine performance.

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