SMCF.R.L. Pressure Control Element Precision Pressure Reducing Valve IR3000-A Manual

Summary

Optimize your industrial systems with this Precision Regulator, designed for reliable pneumatic and fluid power control in manufacturing settings. This comprehensive manual serves as a vital resource for engineers, designers, and maintenance professionals, covering everything from detailed safety instructions to advanced operational principles. Users will find essential guidance on proper application, panel mounting techniques, specifications across multiple models (IR30x series), troubleshooting common issues, and ensuring safe equipment integration into complex machinery.

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SMCF.R.L. Pressure Control Element Precision Pressure Reducing Valve IR3000-A Manual - Page 1

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Page 1 Text Content

Document No. IR-OM00015

PRODUCT NAME

Precision Regulator

MODEL / Series / Product Number

IR300(0, 1, 2)-A IR301(0, 1, 2)-A IR302(0, 1, 2)-A

Page Summary Contents For SMCF.R.L. Pressure Control Element Precision Pressure Reducing Valve IR3000-A Manual

Page 1 Document No. IR-OM00015 PRODUCT NAME Precision Regulator MODEL / Series / Product Number IR300(0, 1, 2)-A IR301(0, 1, 2)-A IR302(0, 1, 2)-A

Page 2 Contents Safety Instructions 2 to 6 1. Application 7 2. Specifications 7 3. Construction and Operation Principles 8 4. How to order 9 5. Bracket, gauge and switch assembly (optional) 10 6. Panel mount...

Page 3 Safety Instructions These safety instructions are intended to prevent hazardous situations and/or equipment damage. These instructions indicate the level of potential hazard with the labels of “Cautio...

Page 4 Safety Instructions Caution 1.The product is provided for use in manufacturing industries. The product herein described is basically provided for peaceful use in manufacturing industries. If consideri...

Page 5 Operating Environment Warning ① Do not use in an atmosphere containing corrosive gases, chemicals, organic solvent, sea water, water, water steam, or where there is direct contact with any of these. ②...

Page 6 Piping Warning ① Connect piping/fittings using the recommended torque while holding the product tightly. Looseness or faulty sealing will occur if tightening torque is insufficient, while thread damag...

Page 7 Handling Caution ① When the precision regulator with pressure gauge is used, do not apply impact to the product by dropping it etc. during transportation or installation. This may cause misalignment o...

Page 8 １． Application This instrument aims at controlling pressure of air lines. ２． Specifications Model IR300(0,1,2)-A IR301(0,1,2)-A IR302(0,1,2)-A Max. supply pressure [ MPa] Min. supply pressure Set pres...

Page 9 ３． Construction and Operation Principles When the knob is rotated, the flapper is pushed through the spring, and a gap is generated between the nozzle and flapper. The supply pressure flows to the inl...

Page 10 ４． How to order IR BG ・Option/Semi-standard: Select one each for 'a' to 'f'. ・Option/Semi-standard symbol : When more than one specification is inqures, indicate in alphanumeric order. Symbol Descript...

Page 11 ５． Bracket, gauge and switch assembly (optional) 1. Bracket 1) Installation of bracket (Grooved) Set nut Mount the bracket to the regulator as shown on the picture. Assemble so that the regulator and ...

Page 12 ６．Panel mounting 1. Panel mounting 1) Handle removal Handle Remove the handle from the regulator. 2) Panel mounting Insert the regulator into the panel. 3) Nut tightening Hexagon panel nut Adjust the ...

Page 13 7．Troubleshooting No. Problem Possible causes Countermeasures Set the pressure again. Fluctuation of flow rate at the downstream side Return the flow rate at the downstream side to the initial rate. M...

Page 14 8． Dimensions 8-1. Dimensions of the regulator with the bottom exhaust direction [IR30*0-A]

Page 15 8-2. Dimensions of the regulator with the front or back exhaust direction [IR30*(1､2)-A].

Page 16 Revision history 4-14-1, Sotokanda, Chiyoda-ku, Tokyo 101-0021 JAPAN Tel: + 81 3 5207 8249 Fax: +81 3 5298 5362 URL http://www.smcworld.com Note: Specifications are subject to change without prior not...

Manual Details

Brand	Element
Pages	16
File Size	732.25 KB
Published	June 05, 2026

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Frequently Asked Questions

What does a 'Warning' label indicate regarding safety?

A 'Warning' indicates a medium level of risk which, if not avoided, could result in death or serious injury.

If the set pressure keeps changing, what solution is recommended?

Install the regulator on the front to help reduce supply pressure fluctuations and stabilize the set pressure.

Who should operate and maintain this equipment?

Only personnel with appropriate training and experience should perform assembly, operation, and maintenance of machines or equipment using this product.