Product Information
Categories: GAS - ELECTRIC, SAFETY VALVESMAXON’s Electro-Pneumatic Shut-Off Valves are ideally suited for reliable shut off of various fuel gases and liquids. MAXON gas valves require only a power source from your burner management system or DCS and an instrument air feed. MAXON shut off valve operating pressures and valve Cv’s are among the highest available in the industry meaning you can move more fuel in smaller size valves than competitive products.
MAXON – MA21 - PARTS





Description
- Electrically actuated valves with powerful closing spring provide closure in less than 1 second for reliable, long-life operation
- Factory Mutual, CSA, UL and CE approved; Canadian registration obtained on all valve bodies
- Hazardous Locations valves approved for Non-incendive Class I, Division 2 areas
- Full assessment to IEC 61508 as SIL 3 capable
- Cast iron, carbon steel, low temperature carbon steel and stainless steel body assemblieswith internal trim options to handle general purpose or corrosive gases; oxygen compatibility available
- Ambient and gas temperature ranges of -20°F to 140°F
- Unique bonnet design eliminates packing adjustments, reducing maintenance and minimizing drag on closing
- MAXON electro-mechanical gas valves meet Fluid Control Institute (FCI) 70-2 control valve standard for Class VI seat leakage
- Field rotatable top assemblies in 90° increments to fit specific application requirements
- Actuator assemblies available with manual reset or automatic reset operators
- Normally-closed and normally-open versions available
Related Products
MIXING CONE – OVENPAK 2
"MAXON mixing cones are availble in 3 versions:
- Standard cast iron mixing cone, suitable for most process applications.
- Excess air cast iron mixing cone, allowing +/-10% more air through the burner with the same overall pressure drop.
- Stainless steel mixing cone, suitable for high temperature or highly corrosive applications.
FLAME ROD – OVENPAK 2
MAXON rectification rods (flame rods) have been engineered specially for industrial burner applications. Quality construction provides maximum service life and dependable operation to keep your heating process running smoothly. Consult technical bulletins to ensure your setup is per manufacturer`s recommendation for your specific OP2 model.
DOWNLOADS:
GAS NOZZLE – OVENPAK 2
MAXON gas nozzles are designed for the most rugged industrial applications. Engineered to develop a stable and high turndown flame pattern, nozzles are available for
- NATURAL GAS
- PROPANE
- BUTANE
All nozzles are also available with nickel coating for higly corrosive environments.
GAS INLET GASKET – OVENPAK 2
MAXON gas inlet gasket is to be installed on the gas inlet flange of the burner casing. Designed to provide an gastight seal around the inlet flange of the burner casing, this gasket should provide a worry free seal under a variety of environmental conditions. The gasket is considered a consumable item and should be replaced during regularly scheduled burner maintenance.
PILOT ORIFICE – OVENPAK 2
MAXON pilot orifice valve allows for minute adjustments to the pilot capacity to ensure reliable and strong lightoff under a variety of operating conditions.
- Brass body construction.
- 3/8" threaded inlet and outlet connections.
- the orifice is available in both standard and high capacity models.
CONTROL MOTOR – OVENPAK 2
MAXON Recommended control motors include, but are not limited to the following. Contact PROMAX COMBUSTION for help in selecting the best control motor for your application.
- SMARTLINK DS.
- Honeywell ControLinks.
- Honeywell Modutrol IV.
LINKAGE KIT – OVENPAK 2
MAXON linkage kits allow for the direct coupling of the internal air/gas butterfly valves of the Ovenpak 2 burner series.
The kit includes:
- Butterfly dics
- Linkage arms
- Pins
- Seals
- And bushings to allow fo the complete replacement of the control internals.
MOTOR BRACKET – OVENPAK 2
MAXON Connecting brackets and linkage assemblies are available in 4 main versions:
- Maxon SMARTLINK DS drive motors.
- Honeywell MODUTROL drive motors.
- Honeywell HERCULINE drive motors.
- Barber-Colemand drive motors.
Special assemblies can also be engineering upon request.
MAXON OBSERVATION GLASS – SQUARE – OVENPAK 1
MAXON observation glass allows for proper viewing of flame quality through the back plate of the burner. Includes two (2) sealing o-rings and is available in standard plexiglass or high temperature Quartz models.






