Air-Operated Shutoff & Diverter Valves

Series BSDA/BSDAM

Air-Operated Shut-off  Valves with PTFE Diaphragm 

Compact valves for corrosive and ultra-pure liquids in PVC, PTFE, Kynar ® & Polypropylene • ¼" through 1½" sizes

• For corrosive and ultra-pure liquids:  Choice of Geon® PVC, Corzan® CPVC,
PTFE, Kynar® PVDF & Natural Polypropylene body materials

• ¼" through 1½" sizes

• Compact size with PTFE diaphragm construction.

• No metal or elastomers in contact with liquid.

• Various end connections available.

• Million cycle non-sticking design.

• Normally closed design ("fail-safe" spring to close; air to open).

• Patented Fail-Dry® vented design.

• Inlet pressures to 100 PSI

Series BSR / BSRM

Balanced Air-Operated Shutoff Valves

Advantages:

• Geon® PVC or Natural Polypro body materials in 1/2", 3/4", 1", 1½" and 2" pipe sizes

• Suitable for Vacuum through 150 PSI (max. inlet or outlet pressure)

• No pressure differential required.

• Compact - requires minimum space.

• Long dependable cycle life.

• Low pressure drop with high flow rates.

• Non-sticking design with bubble-tight sealing.

• Isolated spring is not in the liquid.

• Easy to install in any position with 1/4-20 mounting holes supplied.

Series TUCA

3-Way Air-Operated Diaphragm Valves

miniature valves for corrosive & ultra-pure liquids

Spring holds valve to normally open port; Air Pressure diverts flow to third port

Features:

• Double diaphragm design.

• Compact size; 1/4" NPT is under 4" height.

• Simple and inexpensive method of diverting or sampling harsh chemicals.

• Non-sticking design with bubble-tight seal.

• Available in a variety of body & seal materials.

• Can be used as a selector valve, switching flow between two different "inlets."

Series BLT air shutoff valve

PVC Line-Assisted Shutoff Valves

 Heavy-duty 2-way globe style valves for corrosive & ultra-pure liquids
                    Liquid Line Pressure to Open; Air Pressure to Close

Features:

• PTFE shaft & low-friction u-cup seals combine for ultra-smooth, non-sticking operation.

• Clear acrylic cylinder for visual verification of valve position.

• Fail-Dry® safety feature.

• 1,000,000 cycle design,

• Low pressure drop with high flow rates; pressure or vacuum service.

• Bubble-tight sealing.

• Manual set throttling limit stop available.

Series F & Series BFS:

PVC Air-Operated Diverter Valves

Heavy-duty 3-way, globe style valves for corrosive & ultra-pure liquids
Spring holds valve to normally open port; Air Pressure diverts flow to 3rd port

Series F air operated diverter valve, also known as a sampling valve or 3-way valve

Plast-O-Matic Series F and BFS air operated diverter valves are ideal for handling pureliquids, chemicals, acids, and caustics where high flow and visual verification are important.


Features:

• Pressure balanced shaft & low-friction seals combine for ultra-smooth, non-sticking operation.

• Clear acrylic cylinder for visual verification of valve position.

• Simple and inexpensive method of diverting or sampling harsh chemicals.

• 1,000,000 cycle design

• Low pressure drop with high flow rates; pressure or vacuum service.

• Bubble-tight sealing.

• Can be used as a selector valve, switching flow between two different "inlets."

Double-Acting, Air-Operated Valves

Heavy-duty 2-way globe style valves for corrosive & ultra-pure liquids

Requires Compressed Air to Open and Close

Plast-O-Matic Series BAT globe-pattern air operated valves are ideal for handling pureliquids, chemicals, acids, and caustics where high flow and visual verification are important.

Features:

• Pressure balanced PTFE shaft for ultra-smooth, non-sticking operation.

• Clear acrylic cylinder for visual verification of valve position.

• Fail-Dry® safety feature.

• 1,000,000 cycle design,

• Low pressure drop with high flow rates; pressure or vacuum service.

• Bubble-tight sealing.

• Manual set throttling limit stop available.

Air-Operated, Normally Closed Valves

Heavy-duty 2-way, spring-return globe style valves for corrosive & ultra-pure liquids

Series BST-NC normally-closed air shutoff globe valve

Plast-O-Matic Series BST-NC globe-pattern air operated normally closed valves are ideal for handling pureliquids, chemicals, acids, and caustics where high flow and visual verification are important.

Features:

• PTFE shaft for non-sticking operation.

• Clear acrylic cylinder for visual verification of valve position.

• Fail-Dry® safety feature.

• 1,000,000 cycle design,

• Low pressure drop with high flow rates; pressure or vacuum service.

• Bubble-tight sealing.

• Spring & fasteners not in contact with liquid.

• Manual set throttling limit stop available.

Series Series BST-NO

Heavy-duty 2-way spring-return globe style valves for corrosive & ultra-pure liquids

Series BST normally-open air shutoff globe valve

Plast-O-Matic Series BST-NO globe-pattern air operated normally open valves are ideal for handling pureliquids, chemicals, acids, and caustics where high flow and visual verification are important.