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Max-Air Technology

Case Studies

2” Modulating Fail-Safe Explosion Proof BFV

Max-Air Technology takes a humble 2” resilient seated butterfly valve and makes the most of it! Instead of a simple on/off shutoff device, this butterfly valve has been transformed into a fail-safe, explosion proof modulating control valve that can be controlled remotely via a 4-20mA…
Max-Air Technology
April 19, 2016
Case Studies

Explosion Proof Fail-Safe Actuation Package w/ Override

Max-Air’s MT71.S6.F16.CH36 spring return actuator offers fail-safe torque in a compact package compared to similarly sized scotch-yoke actuators.  This assembly is outfitted with a PEX02 model explosion proof positioner which provides 4-20mA modulating control and two limit switches for feedback.  A heavy duty filter regulator…
Max-Air Technology
April 19, 2016
Case Studies

2” Diverting On/Off Electric BFV Tee Assembly

Butterfly valve tee assemblies can be a good alternative to 3-way ball valves for diverting applications. In this case, two resilient seated butterfly valves are arranged to operate opposing each other (when one is open, the other is closed). Max-Air’s AE01-120VAC electric actuator supplies the…
Max-Air Technology
April 19, 2016
Case Studies

Fail Safe Ball Valve w/ Manual Override

Carbon steel ball valve actuated with an MT16.S4 spring return fail closed actuator for fail-safe operation.  Max-Air’s PV01-GOJ26 sandwich style declutch-able gear operator sits between the actuator and valve to allow for manual override when air pressure is lost.  Max-Air also fabricated a custom mounting…
Max-Air Technology
April 15, 2016
Case Studies

Automated PVDF Ball Valves

1-1/4” through 3” PVDF ball valves automated with Max-Air’s MT Series spring return actuators for fail-safe operation and Max-Air’s MS41 Series technopolymer limit switch boxes for open/close feedback.  Full stainless mounting kits were fabricated using our cast stainless MAB Series brackets and custom couplings.  All…
Max-Air Technology
April 14, 2016
Case Studies

Rotary Globe Control Valve Assembly

Rotary style globe control valves w/ v-notch can provide exceptional control within a compact package.  This assembly uses Max-Air’s MT17.DA actuator to open and close the customer supplied 1-1/2” valve.  An explosion proof PEX01 positioner provides 4-20mA control and is tubed up with SS tubing…
Max-Air Technology
February 4, 2016
Case Studies

10” Electric BFV Tee Assembly

A modulating electric actuator is paired with 2 x 10” 051-262 Delta T lug butterfly valves, assembled in a tee linkage configuration that forces the 2nd valve to be closed when the 1st is open.  This configuration is common for mixing applications, and for many…
Max-Air Technology
February 3, 2016
Case Studies

Corrosion Resistant Automated Assemblies

This large custom project required consisted of dozens of assemblies, with all MT Series actuators epoxy coated for corrosion resistance.  Max-Air’s epoxy coating provides a cost effective way to achieve corrosion resistance and maintain a lighter assembly weight.  Solenoid valves and limit switches were prewired…
Max-Air Technology
February 3, 2016
Case Studies

Scotch Yoke Actuated Trunnion Ball Valve

A trunnion ball valve is assembled w/ Max-Air’s SHD series spring return scotch yoke actuator.  SHD/CHD series scotch yoke actuators are available with symmetric or canted yoke designs to provide a better match for your valve’s torque profile, and are available up to 2,700,000 in-lbs…
Max-Air Technology
February 2, 2016
Case Studies

Class 1 Div 1 Ball Valve Assembly

This assembly was assembled & tested to be compatible in Class 1 Div 1 rated hazardous environments.  A 3-way inline solenoid valve is nipple mounted to an MS48 explosion proof limit switch box and terminated, with SS tubing completing the air connection to the actuator…
Max-Air Technology
February 2, 2016
Case Studies

Low Profile Manual Limit Switch Kit

Max-Air’s 45 Series limit switch box is mounted to a SS handle operated ball valve w/ custom mounting kit, designed for easy installation, flexibility and a low profile.  The design allows for unhindered manual operation yet easy integration & field wiring.
Max-Air Technology
January 21, 2016
Case Studies

SS Actuator w/ Custom Knurled Pinion

This SS series actuator is outfitted with a super custom, knurled & extended SS pinion, engineered to provide reliable and long-lasting performance for the marine food industry.  The special knurls on the end of the pinion are used to automate a special OEM application.
Max-Air Technology
January 21, 2016
Case Studies

Scotch Yoke Actuator w/ Rebreather

Max-Air’s HD series scotch yoke spring return actuator is outfitted with a rebreather kit that prevents outside air from entering the air chamber during the return stroke.  The actuator is epoxy coated for extra corrosion resistance and all non-coated rebreather components are stainless steel.
Max-Air Technology
January 21, 2016
Case Studies

Manual Ball Valves w/ XP Limit Switches

Limit switch on/off feedback is not limited to automated valves - even manual ball valves like these can be retrofitted w/ limit switches for normal or hazardous duty.  Max-Air’s manual limit switch kits are designed, fabricated & assembled in-house to provide flexible installation and durable…
Max-Air Technology
October 30, 2015
Case Studies

Automated 20” AWWA BFVs

This project was for multiple 20” AWWA butterfly valves, automated with Max-Air’s HD series scotch yoke double-acting actuators.  Custom mounting hardware was designed and fabricated in-house, and all assemblies were built and tested at Max-Air’s facility. 
Max-Air Technology
October 21, 2015
Case Studies

2-1/2” Diverting BFV Tee Assembly

A Max-Air AE Series electric on/off actuator sits perched atop a custom-fabricated diverting tee assembly.  The two Delta T lug butterfly valves are set opposed to each other so that when the primary valve is closed, the secondary valve is open and vice versa.  Unlike…
Max-Air Technology
October 21, 2015
Case Studies

10” Modulating Butterfly Valve

Max-Air’s AE Series electric actuator part number AEM06HA-120VAC-BMD/SPH/LED modulates via a 4-20mA (or 0-10V) input signal and includes a space heater, LED open/close indication, and a manual hand wheel override.  The valve being controlled is a 10” Delta T 051-482 butterfly valve w/ SS disc…
Max-Air Technology
October 21, 2015
Case Studies

Modulating Fail-Freeze Ball Valve

Ball valves are not limited to on/off applications; for basic flow control a ball valve can be sufficient depending on your application.  The flanged ball valve is equipped with an explosion proof PEX01 4-20mA positioner, lock-up valve, filter regulator and SS tubing.  During normal operation,…
Max-Air Technology
September 23, 2015
Case Studies

Fail-Close Plastic Ball Valve w/ Speed Controls

  This plastic ball valve is equipped with an MT41.S4.F07-F10.CH22 spring-return actuator and MS41-21ST0T technopolymer limit switch.  To add some controllability to operating speed, a CF3 speed control plate w/ NPT ¼” adapter plate is mounted to the actuator’s Namur interface.  The CF3 speed control…
Max-Air Technology
September 23, 2015
Case Studies

Gear Operated BFV w/ 3 Foot Extension

This 12” lug body butterfly valve is manually operated with a hand wheel gearbox.  Instead of directly mounting the gear operator, a 3 foot stem extension is installed to allow access to the hand wheel when the valve is installed in a pit, near the…
Max-Air Technology
September 21, 2015
Case Studies

Modulating Fail-Close Assembly w/ Bypass

This custom high performance butterfly valve assembly operates normally as a modulating fail-close assembly.  As recommended, a filter regulator is used on the input air to the positioner to keep air clean and prevent pressure spikes, helping to extend the life of the positioner.  Using…
Max-Air Technology
July 30, 2015
Case Studies

Fast-Close Water Actuated Assembly

This custom automated assembly was designed to meet specific customer requirements, with all components carefully selected and tested to ensure the design benchmarks were met.  Instead of air or hydraulic fluid, high pressure water was used as the fluid power for this assembly.  Max-Air modified…
Max-Air Technology
July 30, 2015
Case Studies

Manual SS Butterfly Valves w/ Limit Switch Kits

As factories and the processes within grow more complex and dependent on real-time system feedback, many customers are increasingly requesting electrical feedback for open/close manual valves as well as automated valves. Every valve is different, so when Max-Air retrofits a handle-operated valve it is a…
Max-Air Technology
July 30, 2015
Case Studies

30” Double Offset High Performance

Max-Air SHD Scotch Yoke actuator fitted to a 30” double offset high performance butterfly valve. The new HD Series actuators come in a symmetric and canted torque curve configurations, and are designed with the new “Slide Block” technology for incredibly smooth, robust, and reliable performance.
Max-Air Technology
May 6, 2015
Case Studies

LockMesh or Stainless? “That IS the question”

This assembly utilizes our proprietary LockMesh coating on an MT series actuator to provide the end user with excellent chemical resistance at an affordable price compared to complete stainless actuators. The customer supplied limit switch with integral solenoid was mounted and plumbed at Max-Air Technology…
Max-Air Technology
April 30, 2015
Case Studies

Plastic Assemblies

Max-Air’s Technopolymer pneumatic actuator mounted to CPVC ball valves: Our Technopolymer rack and pinion actuator combined with these CPVC ball valves with FPM seals allowed the customer automated control of their high chlorine content water, without fear of corrosion.
Max-Air Technology
April 16, 2015
Case Studies

Jogging High Performance

This assembly was designed to provide a means of “jogging” and actuator position without the use of a positioner. Both solenoids are normally closed, one controls air coming in to the spring return actuator, one controls exhaust of air in the actuator. To open the…
Max-Air Technology
April 14, 2015
Case Studies

4-20mA Modulating Double-Acting Actuator

MT31.DA.F05-F07.CH17 double-acting actuator equipped with PEY02 positioner. The PEY02 positioner I/P converts a 4-20mA input signal to a controlled air supply output, diverting air to either the right or left ports of the actuator as needed to achieve the desired position. The PEY02 also includes…
Max-Air Technology
April 14, 2015
Case Studies

Heavy Duty Proximity Sensor

This application required that Max Air integrate a Turck sensor/switch with an auxiliary lead for solenoid valve operation via a single cable from the control panel. Note the adjustable puck and IP67 sealed multi pin connections throughout
Max-Air Technology
April 14, 2015
Case Studies

Highly Polished Disc 24” BFV

Application required a highly polished CF8M disc with an EPDM seat, designed for use in a vacuum freeze drying application, fitted with a Max-Air MT76 spring return pneumatic actuator. Bracket and coupling manufactured in house in O’Fallon, Missouri.
Max-Air Technology
April 14, 2015
Case Studies

4” Butterfly Valve Tee-Assembly

An MT46.S4.F07-F10.CH22 spring-return actuator actuates two 4” butterfly valves simultaneously via a mechanical tee-linkage assembly fabricated in-house by Max-Air. Two 4” lug style butterfly valves are mounted to a standard 4” ductile iron tee. Set up for a diverting application, fluid from the inlet of…
Max-Air Technology
April 14, 2015
Case Studies

Automated Industrial Basket Strainer

Max-Air custom designed solution where automation of an industrial basket strainer was required. Over time, basket strainers can be difficult to operate, and customer wanted a simplified and safe solution. Package used a Max-Air UT56 180° double acting pneumatic actuator, fitted with Max-Air speed controls…
Max-Air Technology
April 14, 2015
Case Studies

Lock Mesh Monster

Long ago in a land far far away, corrosion was a problem for aluminum actuators. With Max Air’s exclusive Lock Mesh coating, these same actuators can have the corrosion resistance of stainless with a fraction of the weight.
Max-Air Technology
April 14, 2015
Case Studies

Manual CS Ball Valve w/ Limit Switch

Handle-operated 4” flanged ball valve outfitted with an XAB Series limit switch box. Max-Air’s custom designed mounting kit allows for freedom to operate the handle while linking the valve stem to the limit switch box’s Namur shaft, providing open/close feedback. Manual limit switch kits are…
Max-Air Technology
April 14, 2015
Case Studies

Manual Gear OP with Limit Switch

This 10” High Performance Double Offset Butterfly Valve is operated by Max-Air’s GO series manual gearbox. What makes this one a little different is the customer’s request for an explosion proof limit switch. To allow for this, Max-Air’s diligent engineering team designed and built these…
Max-Air Technology
April 14, 2015
Case Studies

Complete Stainless Steel Package

Max-Air Technology stocks and ships daily, complete stainless steel automated packages. Shown is a Max-Air SS26 pneumatic actuator (316 SS), fitted with a Max-Air SSV86 stainless steel NAMUR mounted solenoid valve (316 SS) a Max-Air MS45-120703 stainless steel limit switch box (316 SS). Full stainless…
Max-Air Technology
April 14, 2015
Case Studies

Manual Plastic Ball Valve w/ Limit Switch

Handle-operated 4” flanged plastic ball valve outfitted with a CAB Series limit switch box. Max-Air’s custom designed mounting kit allows for freedom to operate the handle while linking the valve stem to the limit switch box’s Namur shaft, providing open/close feedback. Manual limit switch kits…
Max-Air Technology
April 14, 2015
Case Studies

Jogging High Performance

This assembly was designed to provide a means of “jogging” and actuator position without the use of a positioner. Both solenoids are normally closed, one controls air coming in to the spring return actuator, one controls exhaust of air in the actuator. To open the…
Max-Air Technology
April 14, 2015
Case Studies

Extended Travel Stop

Because of Max Air’s better than industry standard plus or minus 10 degrees of open and closed position adjustability, extended travel stops are rarely needed. When they are however, they can be provided and can be designed to stop the valve in almost any position.
Max-Air Technology
April 14, 2015
Case Studies

Great Things from a Small Package

This full port ½” 3pc SS valve assembly was to replace a low Cv solenoid. With our MT04 which is a mere 4 inches long and 2 inches wide, makes this assembly tiny, yet highly effective. Very few companies offer a pneumatic this small, and…
Max-Air Technology
April 14, 2015
Case Studies

Linear Assembly

That’s right! We might be famous for our rotary actuators, but we also assemble, test, and calibrate linear ones as well. This particular assembly uses a custom mounting kit with our PNY positioner for a customer supplied linear control valve.
Max-Air Technology
April 14, 2015
Case Studies

Smart Beacon

This MT16 actuator incorporates our Smart Beacon which uses an indicator with 4 way interchangeable metal targets and a proximity switch to sense valve position. This combination is great for intrinsically safe or hazardous environments.
Max-Air Technology
April 14, 2015
Case Studies

Special Seawater Application

Specially designed and manufactured Max-Air stainless steel actuator for use in an offshore platform. Actuator has been fitted with a Max-Air designed stainless steel high capacity flow block (HCFD) and ½” stainless steel external tubing, allowing the unit to be powered by seawater.
Max-Air Technology
April 14, 2015
Case Studies

Explosion Proof Electro-Hydraulic

Max Air’s line of electro-hydraulic actuators provide spring return ESD control in a variety of applications on valves with torques well beyond the limits of traditional electric spring return actuators. With accessories like modulating control, solar panels, and the like, the capabilities are dramatically extended.
Max-Air Technology
April 14, 2015
Case Studies

Dual Automated PVC Butterfly Valves

Max-Air MT41 double acting pneumatic actuator retrofitted to drive two PVC butterfly valves in alternating operation with one actuator (one valve is open while the opposite valve is closed). Brackets and couplings manufactured by Max-Air; full assembly and testing completed onsite, shipped with foam-in-place packaging.
Max-Air Technology
April 14, 2015
Case Studies

Heat Dissipating Mounting Kit

This unique assembly is used in a boiler feed water application where line temps can easily exceed 210 degrees Fahrenheit. Our special in-house designed heat dissipating mounting kit keeps the actuator safe from the heat while maintaining a small package.
Max-Air Technology
April 14, 2015
Case Studies

Tank Bottom Application

An MT41.S4.F07-F10.CH22 spring-return actuator mounted with an extra-long stem extension to a SS ball valve with special tank bottom end connection. The long stem extension provides clearance for the actuator from the bottom of the tank. The spring-return fail close actuator provides fail-safe tank shutoff…
Max-Air Technology
April 14, 2015
Case Studies

Direct Mount BFV Assembly

Max-Air integrated butterfly valve assembly, direct mount configuration, fitted with an MT17 spring return actuator, an SV61-120 VAC solenoid valve, and a NEMA 4/4X MS45-120M03 limit switch. Solenoid valve is prewired and terminated inside of the limit switch; this provides for power and signal wires…
Max-Air Technology
April 14, 2015
Case Studies

Integrated IFM Plug-&-Play ASi Switch w/ Solenoid Valve

MT26.DA.F05-F07.CH17 double-acting actuator with IFM Plug-&-Play ASi proximity switch, smart beacon & pre-terminated solenoid valve. Max-Air’s customizable smart beacon provides targets to trip the IFM switch in the open and closed positions. The SV61-24VDC-ASI solenoid valve coil uses a 24VDC power signal for ASi compatibility…
Max-Air Technology
April 14, 2015
Case Studies

Roomy Junction Box

This actuator system was assembled for ease of wiring in a hazardous environment. Using a solenoid valve with a roomy junction box, all of the connections for switches and the solenoid are made simple for field electricians.
Max-Air Technology
April 14, 2015
Case Studies

Direct Mount Electric Assembly

Max-Air AE Series fast acting electric actuator direct mounted to a 3-piece stainless steel ball valve. This assembly replaced a low Cv solenoid valve with a full port ball valve, and provided the customer with a much better solution providing excellent flow while maintaining the…
Max-Air Technology
April 9, 2015
Product Bulletins

Extended Life Cycle

Max-Air Technology’s pneumatic actuators are precision engineered and manufactured with design features that enhance performance and prolong product life to over 1,000,000 cycles. Proprietary machining methods and rugged rack-and-pinion design separates Max-Air from the competition. Verified by rigorous testing, the complete line of aluminum UT…
Max-Air Technology
May 3, 2013
News

GRPP Actuators for Enhanced Corrosion Resistance

Max-Air Technology, Inc. is pleased to introduce its new line of Glass Reinforced Polypropylene, or GRPP, actuators. The GP SERIES of actuators is an extension of Max-Air’s already successful Engineered Polymer line of actuators. The units are produced in a reinforced polypropylene material which extends…
Max-Air Technology
May 11, 2011
News

Max-Air Introduces MT SERIES Actuators

Max-Air Technology is pleased to announce their new MT Series rotary pneumatic actuators. This new series maintains all of the same features and benefits of the UT Series except that the removable flange on the bottom of the UT Series has been removed. Max-Air Technology…
Max-Air Technology
September 7, 2010