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Rotarex
Pressure regulators

Pressure regulators

Product catalog summary

Overview: Rotarex pressure regulators are manufactured in Europe, adhering to international standards such as ISO and CGA, ensuring safe and reliable performance. All production sites are ISO 9001 certified.

Product Range Overview: The document provides a comprehensive overview of various pressure regulators, including single stage, dual stage, and balanced-valve technologies. It covers specialty gases, technical gases, line valves, and accessories.

Technology Overview:

Single Stage Regulators: Reduce inlet pressure to outlet pressure in one step, suitable for applications not requiring constant outlet pressure.
Dual Stage Regulators: Offer superior pressure and flow stability by using two stages within a single body, ideal for laboratory and precision applications.
Balanced-Valve Technology: Provides best-in-class pressure stability by balancing internal forces, minimizing the effect of inlet pressure fluctuations.

How to Choose a Pressure Regulator: Key factors include technical parameters, body and seat materials, inlet and outlet pressures, cylinder connections, gauges, relief valves, and cleaning requirements.

Products: Detailed specifications for various regulator series are provided, including inlet and outlet pressures, flow rates, and materials used. The document categorizes products for specialty gases, technical gases, and specific applications like calibration gas regulators.

Reference Charts: Includes gas compatibility and conversion tables to assist in selecting the appropriate regulator for specific applications.

Technical Parameters: Considerations include gas type, purity, pressure requirements, material compatibility, and environmental conditions.

Body Materials: Options include stainless steel 316L for corrosive gases and high purity applications, and chrome plated or raw brass for industrial applications.

Introduction: This document provides detailed specifications and options for Rotarex regulators, focusing on their application in specialty gases. It outlines the necessary considerations for selecting the right regulator, including pressure performance, cylinder connectors, and gas compatibility.

Specifications: The document specifies the standard connections for cylinder valves, which include NPT 1/4’’ male and 16 x 1.336 male. It emphasizes the importance of ensuring compatibility of body and O-ring materials with the gas type, referencing a compatibility chart.

Product Options: Rotarex regulators offer various options such as pressure gauges, mounting options, and valve types. All products are cleaned to remove residues and grease, suitable for O2 use. The diaphragm material used is Hastelloy®, known for its high purity application compatibility and corrosion resistance.

Key Features: The document highlights features of different series of regulators, such as the SC 280 - SC 380 series, which are compact, lightweight, and provide accurate pressure control. The S 220 series is designed for ultra-high purity applications with a threadless and springless design to minimize contamination risk.

Flow Curves and Performance: Detailed flow curves are provided for various regulator models, illustrating the relationship between inlet pressure and outlet pressure across different flow rates. These curves help in understanding the performance of the regulators under different conditions.

Applications: The regulators are designed for various applications, including cylinder regulator applications, high purity gas handling, and specific uses in nuclear research and laser applications. Each series is tailored to meet specific needs, such as high flow and precise outlet pressure requirements.

Conclusion: The document concludes with a product configurator that allows customization of the regulators based on body material, pressure settings, and connection types, ensuring that the regulators meet specific application requirements.

Specifications: This document outlines the specifications for specialty gas regulators, focusing on dual-stage and line regulators. Key specifications include:

Body materials: Chrome plated brass and stainless steel.
Inlet pressures: 200 bar (2900 psi) and 300 bar (4350 psi).
Outlet pressures: Ranging from 0.01 bar (0.14 psi) to 50 bar (725 psi).
Temperature range: -20°C to +60°C (-4°F to +140°F).
Leak rate: 10^-8 mbar ℓ/s He.
Nominal flow rates: Varying based on model and configuration.

Flow Curves: The document includes flow curves for various regulator models, indicating the relationship between outlet pressure and flow rate. Key models include:

S 800-50, S 800-25, SL 800-16, S 800-10 regulators with different set pressures.
DC 380 series regulators with set pressures ranging from 3 bar to 35 bar.
D 230 series regulators with set pressures from 0.1 bar to 10 bar.

Applications: The regulators are designed for use in pure, inert, and corrosive gas applications, including:

Analytical instrumentation such as gas chromatography.
Laboratory applications requiring stable outlet pressure.
High-flow industrial applications.

Key Features: Highlighted features of the regulators include:

Compact and lightweight design.
Accurate pressure control with Balanced-Valve Technology.
Compatibility with oxygen applications (brass version).
Options for wall or panel mounting.

Product Configurator: The document provides a configurator for selecting body material, outlet pressure, end connections, and other options to customize the regulator for specific needs.

Overview: The document provides detailed specifications and applications for various series of line regulators used in specialty gas applications. These regulators are designed for precise pressure delivery, compact design, and compatibility with oxygen applications. They are suitable for laboratory, industrial, and petrochemical environments.

Series S 15 | Line Regulator:

Features: Diaphragm single stage, Balanced-Valve Technology, purity up to 6.0.
Specifications: Inlet pressure of 25 bar (360 psi), outlet pressure of 10 bar (145 psi), and nominal flow of 50 Nm3/h (N2).
Applications: Suitable for specialty gas applications requiring precise repeatability and high precision of outlet pressure.

Series S 20 | Line Regulator:

Features: Bellow technology for accurate outlet pressures, compact design for wall or panel mounting.
Specifications: Inlet pressure of 50 bar (725 psi), outlet pressure options of 1/3/10 bar (14.5/44/145 psi).
Applications: Ideal for laboratory applications like gas delivery to inductive plasma spectrometer and chromatograph support.

Series S 55 | Line Regulator:

Features: Compact design, multiple mounting possibilities, compatible with O2 applications.
Specifications: Inlet pressure of 50 bar (725 psi), outlet pressure options of 3/10/16/35 bar (44/145/232/508 psi).
Applications: Used in calibration gas mixtures, environmental emission monitoring, and oxygenation of fish-breeding tanks.

Series DC 50 | High Flow Line Regulator:

Features: Low pressure with high flow, Balanced-Valve Technology for stable outlet pressure.
Specifications: Inlet pressure of 50 bar (725 psi), outlet pressure options of 8/15/40 bar (116/217/580 psi).
Applications: Suitable for applications requiring low pressure with high flow, such as in combination with MOD supply board.

Series C 790 | Linestar Modular Point of Use:

Features: Diaphragm single stage, integrated shutoff valve, compact design.
Specifications: Inlet pressure of 50 bar (725 psi), outlet pressure options of 1.5/5.5/10 bar (21.75/79.75/145 psi).
Applications: Designed for laboratory configurations with simplified integration and optional flow-control valve.

Key Specifications Across Series:

Temperature range: -20°C to +60°C (-4°F to +140°F).
Leak rate: 10-8 mbar ℓ/s He for most series.
Material options: Chrome plated brass and stainless steel, with various O-ring and seat seal materials.

Flow Curves and Configurations: The document includes detailed flow curves for each series, illustrating the relationship between pressure and flow rate. Product configurators are provided for selecting body material, outlet pressure, end connections, and other specifications.

Overview: The document provides detailed specifications and features of the Linestar pressure regulator series, designed for specialty gas applications. It highlights the compact design, high technology compatibility, and installation advantages of the product.

Specifications: The pressure regulator is compatible with 6.0 gas purity and features diaphragm technology. It is designed to reduce dead-space volumes and purging, minimizing gas contamination risks. The regulator is chemically compatible, with acetone-resistant windows and durable materials like PTFE/PCTFE joints, HDPE plastics, and Hastelloy® diaphragms.

Installation Advantages: The product includes O-ring joints that secure tightly during installation, preventing contamination. The EASY-FIX connector ensures the regulator remains in position during installation. A 60μm mesh filter in the inlet prevents particle contamination.

In-Use Advantages: The regulator features ergonomic design and flow-control valves, with 360° visibility of the shut-off valve for easy monitoring. High contrast colors differentiate controls from fixed parts, and gas indication stickers optimize information transmission.

Durability: The regulator is resistant to chemicals, shocks, and scratches, with HDPE plastic covers and acetone-resistant pressure gauge windows.

Technical Specifications: The regulator supports various configurations with different materials, outlet pressures, and connections. It is tested for leak rates and operates within a temperature range of -20°C to +60°C. The nominal flow rates and pressure settings are specified for different gases.

Product Configurations: The document outlines different versions of the Linestar series, including wall, panel, and ceiling mounted versions, each with specific features and installation kits.

Flow Curves: The document includes flow curves for different regulator settings, illustrating the relationship between outlet pressure and flow rate for various gases.

Specifications: The document outlines various specifications for specialty gas equipment, including materials, pressure settings, and flow rates. Key materials include HDPE for durability and resistance to chemicals, and Hastelloy® for diaphragms. The equipment is designed to withstand temperatures from -20°C to +60°C and pressures up to 300 bar (4350 psi).

Installation and Configuration: The installation process involves screwing the core behind the front panel, adding a cover plate, and applying labels. The product configurator allows customization of body material, outlet pressure, and connection types. Options include brass and stainless steel materials, with various pressure settings and connection types.

Product Features: The document highlights features such as compact design, high flow rates, and compatibility with oxygen applications. Balanced-Valve Technology is emphasized for maintaining stable outlet pressure despite inlet fluctuations. The equipment is suitable for laboratory and workshop settings, with specific models designed for acetylene use.

Applications: The equipment is intended for use in laboratories and workshops, particularly for specialty gas applications. It is also suitable for calibration applications and portable cylinder use. The Series S 800 is specifically designed for high-pressure applications, including laser and nuclear research.

Flow and Pressure Settings: Various flow and pressure settings are detailed, with flow rates ranging from 0.3 to 15 lpm and outlet pressures from 1.5 to 50 bar. The document includes flow curves for different models, illustrating performance under various conditions.

Additional Accessories: Additional accessories are available, including fixation plates and needle valves. The document references a catalog for further details on available options.

Key Takeaways: The document provides comprehensive information on specialty gas equipment, focusing on durability, precision, and adaptability for various applications. It emphasizes the importance of stable pressure delivery and offers customization options to meet specific needs.

Catalog excerpts

PRESSURE REGULATORS EUROPE

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PRODUCT RANGE OVERVIEW TECHNOLOGY OVERVIEW -- Single Stage -- Dual Stage -- Balanced-Valve HOW TO CHOOSE A PRESSURE REGULATOR -- Technical Parameters -- Body Materials -- Seat Materials -- Inlet & Outlet Pressures -- Cylinder Connections -- Gauges -- Relief valves -- Other product options -- Cleaning PRODUCTS -- Specialty gases ·· Single stage high pressure regulators ·· Dual stage high pressure regulators ·· Low pressure regulators ·· Point of use regulator | Mounted version ·· Point of use regulator | Integrated versions ·· Special application | Calibration Gas regulators -- Technical gases...

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PRODUCT RANGE OVERVIEW SPECIALTY GASES SINGLE STAGE HIGH PRESSURE REGULATORS SERIES SC 280 - SC 380 Technology Inlet Pressure Outlet Pressure Flow Rate Nm3/h (N2) Material Chrome-plated brass Stainless steel Stainless steel Chrome plated brass Stainless steel Raw brass Chrome plated brass Stainless steel DUAL STAGE HIGH PRESSURE REGULATORS SERIES DC 280 - DC 380 Technology Inlet Pressure Outlet Pressure Flow Rate Nm3/h (N2) Material Chrome-plated brass Stainless steel Chrome plated brass Stainless steel Chrome plated brass Stainless steel ALL RIGHTS OF CHANGE RESERVED

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PRODUCT RANGE OVERVIEW SPECIALTY GASES LOW PRESSURE REGULATORS Technology Inlet Pressure Outlet Pressure Flow Rate Nm3/h (N2) Material Inlet Pressure Outlet Pressure Flow Rate Nm3/h (N2) Material Chrome plated brass Stainless steel Chrome plated brass Stainless steel Chrome plated brass Stainless steel Chrome plated brass Stainless steel Chrome plated brass Stainless steel Raw brass Chrome plated brass POINT OF USE REGULATOR | MOUNTED VERSION LINESTAR C 790 Technology Inlet Pressure Outlet Pressure Flow Rate Nm3/h (N2) Material Body: brass Cover: resistant plastic Chrome plated brass Stainless...

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PRODUCT RANGE OVERVIEW SPECIALTY GASES POINT OF USE REGULATOR | INTEGRATED VERSIONS LINESTAR C795 Technology Inlet Pressure 50 Aluminum Stainless steel 2/2,5/3,5 Aluminum Stainless steel 1,5 / 5,5 / 10 bar 21.75 / 79.75 /145 psi C2H2: 1,5 bar (21.75 psi) Flow Rate Nm3/h (N2) 1,2 / 2 / 9 Body: brass Material Cover: resistant plastic Outlet Pressure SPECIAL APPLICATION | CALIBRATION GAS REGULATORS SERIES S 75 Technology Inlet Pressure Outlet Pressure Flow Rate Nm3/h (N2) Material Nickel plated brass Stainless steel Piston 200 bar 2900 psi 4,13/2,06 bar 30/60 psi Nickel plated brass Stainless steel...

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PRODUCT RANGE OVERVIEW TECHNICAL GASES SINGLE STAGE HIGH PRESSURE REGULATORS SERIES S 800 Technology Inlet Pressure Outlet Pressure Flow Rate Nm3/h (N2) Material Raw brass Chrome plated brass Stainless steel ACETYLENE APPLICATION REGULATORS SERIES S 20 AD Technology Inlet Pressure Outlet Pressure Flow Rate Nm3/h (C2H2) Material Inlet Pressure Outlet Pressure Flow Rate Nm3/h (C2H2) Material ALL RIGHTS OF CHANGE RESERVED Chrome plated brass Chrome plated brass Chrome plated brass Diaphragm + Balanced-Valve 1,5 bar 21.75 psi 0,8 bar 12 psi 10 Raw brass Chrome plated brass

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PRODUCT RANGE OVERVIEW LINE VALVES SERIES VD Pressure CV Material Type Handwheel 50/200/300 bar 0.12 Chrome plated brass Stainless steel Diaphragm 1/4 turn SERIES VM 20 50 bar 0.14 Chrome plated brass Stainless steel Diaphragm 1/4 turn/Multi-turn SERIES VM 45 45 bar 0.58 Chrome plated brass Stainless steel Diaphragm 1/4 turn/Multi-turn 60 bar 0.116 Chrome plated brass Stainless steel Needle valve Multi-turn CYLINDER CONNECTORS ALL RIGHTS OF CHANGE RESERVED

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ALL RIGHTS OF CHANGE RESERVED

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TECHNOLOGY OVERVIEW Rotarex uses 4 main technologies to achieve a stable and reliable pressure regulation: DIAPHRAGM -- Our most-used technology (cylinder regulation, line, supply panel…) -- Compact design -- Good precision BELLOW -- High precision of outlet pressure -- Less sensitive to the pressure increase at the outlet -- Mainly used for applications like chromatography PISTON -- Stable outlet flow -- Used for regulator where the pressure outlet is close to the inlet pressure -- Used as the 1st stage for a dual stage regulator -- Used for calibration regulator BALANCED-VALVE -- Best-in-class...

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TECHNOLOGY OVERVIEW (continued) DIAPHRAGM REGULATOR Ergonomic hand wheel for pressure adjustment Spring applies force on diaphragm Poppet Diaphragm PRODUCT FINDER ROTAREX diaphragm regulators Series S 220 Series TGD 250 Series S 20-0.1 Series S 55 BELLOW REGULATOR Spring applies force on bellow Ergonomic hand wheel for pressure adjustment PRODUCT FINDER ROTAREX bellow regulators Series S 20 Labline 22 Mono Series S 20 Series S 20 AD Series S 25 AD Labline 22 AD Inlet (P1) PISTON REGULATOR Ergonomic hand wheel for pressure adjustment Spring applies force on piston PRODUCT FINDER Inlet (P1) ROTAREX...

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TECHNOLOGY OVERVIEW (continued) DUAL STAGE REGULATORS A dual stage regulator is basically two single stage regulators in a single body. This dual configuration provides superior pressure and flow stability vs. single stage regulators. remains constant, thereby insuring a constant outlet pressure to the application regardless of cylinder pressure. This technology avoids having to frequently adjust the outlet pressure as the cylinder pressure drops. The first stage is preset to an intermediate pressure. This intermediate pressure acts as the inlet pressure to the second stage, which is adjustable....

Open the catalog to page 12

TECHNOLOGY OVERVIEW (continued) COMPARISON OF DUAL STAGE VS. SINGLE STAGE REGULATOR Single stage DIAPHRAGM/BELLOW REGULATOR Ergonomic hand wheel for pressure adjustment 2nd Stage Regulator Bellow 1st Stage Regulator preset Diaphragm PISTON/BELLOW REGULATOR Ergonomic hand wheel for pressure adjustment 2nd Stage Regulator Bellow Outlet relief valve 1st Stage Regulator preset Piston PRODUCT FINDER ROTAREX piston /bellow regulators Inlet (P1) ALL RIGHTS OF CHANGE RESERVED

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TECHNOLOGY OVERVIEW (continued) BALANCED-VALVE TECHNOLOGY Balanced-Valve (BV-technology) regulator gives best-of-class pressure stability due to its proprietary design of components in the high pressure zone. It is able to balance the internal forces within the regulator and virtually eliminate the effects of decreasing inlet pressure on the outlet pressure. This means that the regulator balances and compensates for any pressure fluctuation on the inlet and provides a constant outlet pressure like a dual stage regulator. This regulator type also functions as a LINE REGULATOR for a 2nd regulation...

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All Rotarex catalogs and technical brochures

Valves for industrial gases
80 Pages
Lines valves for ultra high purity specialty gases and fluids
24 Pages