Resources:

Data Sheet

Ideal Applications Include:

Isolation & Throttling Valves, UPW, WFI, RO/DI Systems, Semiconductor, Photovoltaic, Pharmaceutical, Biotech, Institutional, Laboratory Research, Nanotech

Supply Range:

Purad® UHP PVDF

T-342/T-343 actuated diaphragm valves: (1/2″ x 1/2″ – 6″ x 2″)

PolyPure® Natural Polypropylene

T-342/T-343 actuated diaphragm valves: (2″ x 1/2″ – 2″ x 1″)

PP-Pure® Pigmented Polypropylene

T-342/T-343 actuated diaphragm valves: (1/2″ x 1/2″ – 4″ x 1″)

  • Compact and corrosion resistant polyamide body
  • Robust piston style designed for longevity
  • No wetted metal components
  • Visual position indicator
  • Low energy consumption via the use of volume fillers
  • Sealed construction to protect internals from corrosive environments
  • Assembled in a clean environment and shipped double bagged
  • Wide range of sizes and configurations
  • Air-to-spring (Open & Closed)
  • Air-to-air
  • Min/max stroke limiter
  • Electric position feedback
  • Magnetic position feedback
  • Manual override handwheel

Resources

Data Sheets

Ideal Applications Include:

Lateral/Branch Isolation, UPW, WFI, RO/DI Systems, Semiconductor, Photovoltaic, Pharmaceutical, Biotech, Institutional, Laboratory Research, Nanotech

Supply Range:

Purad® UHP PVDF

T-343 zero dead leg (ZDL) valve: 20 – 110mm (1/2″ – 4″)

PolyPure® Natural Polypropylene

T-343 zero dead leg (ZDL) valve: 20 – 63mm (1/2″ – 2″)

PP-Pure® Pigmented Polypropylene

T-343 zero dead leg (ZDL) valve: 20 – 63mm (1/2″ – 2″)

  • T-343 diaphragm valves (PVDF, PPn, and PP)
  • T-343 polypropylene valves are available in high purity Purad® PVDF, PolyPure® Natural PP or PP-Pure® Pigmented PP resins
  • Valves are supplied with either PTFE backed EPDM or EPDM diaphragm seals
  • Valves are cleanroom produced and assembled
  • T-343 valves come standard with integral lockout device to prevent unauthorized cycling
  • All valves are 150psi rated at 68° F
  • Air-to-spring (open & closed)
  • Air-to-air
  • Min/max stroke limiter
  • Electric position feedback
  • Magnetic position feedback
  • Manual override handwheel

Resources:

Data Sheet

Ideal Applications Include:

Islolation & Throttling Valves, UPW, WFI, RO/DI Systems, Semiconductor, Photovoltaic, Pharmaceutical, Biotech, Institutional, Laboratory Research, Nanotech

Specifications:

Materials:

Purad® UHP PVDF, PolyPure® natural polypropylene, PP-Pure® pigmented polypropylene

Sizes:

1/2″ – 2″ (20 – 63mm)

Bonnet Material:

PPG

Diaphragm:

PTFE with EPDM backing; EPDM

Operator:

Hand wheel

  • Unibody molded construction valve
  • Beadless welds maintain smooth pipe ID with no weld bead or crevices for bacteria build-up
  • Ideal for lifescience and pharmaceutical industries
  • Fabricated in a class 1000 cleanroom
  • Cleaned and double bagged for shipping
  • No wetted metal components
  • Integral lockout device to prevent unauthorized cycling can be locked in multiple positions
  • Position indicator with marked 25%, 50%, and 75% open positions
  • Fully serviceable with replacement diaphragms available
  • Air-to-spring (open & closed)
  • Air-to-air min/max stroke limiter
  • Electric position feedback
  • Magnetic position feedback
  • Manual override handwheel

Resources:

Data Sheets

Ideal Applications Include:

Isolation & Throttling Valves, UPW, WFI, RO/DI Systems, Semiconductor, Photovoltaic, Pharmaceutical, Biotech, Institutional, Laboratory Research, Nanotech

Supply Range:

Purad® UHP PVDF

T-342 diaphragm valves: 20 – 110mm (1/2″ – 4″)

PolyPure® Natural Polypropylene

T-342 diaphragm valves: 20 – 63mm (1/2″ – 2″)

PP-Pure® Pigmented Polypropylene

T-342 diaphragm valves: 20 – 110mm (1/2″ – 4″)

  • Valves are supplied with PTFE backed EPDM diaphragm seals
  • Valves are cleanroom produced and assembled
  • T-342 valves come standard with integral lockout device to prevent unauthorized cycling
  • All valves are 150psi rated at 68° F
  • Air-to-spring (open & closed)
  • Air-to-air
  • Min/max stroke limiter
  • Electric position feedback
  • Magnetic position feedback
  • Manual override handwheel

Resources:

Data Sheet

Ideal Applications Include:

Isolation & Throttling Valves, UPW, WFI, RO/DI Systems, Photovoltaic, Pharmaceutical, Biotech, Institutional, Laboratory Research, Nanotech

Specifications:

Materials:

PolyPure® natural polypropylene

Sizes:

1/2″ – 2″ (20 – 63mm)

End Connections:

Metric (DIN) spigot standard, socket, threaded

Seal Material:

FKM, EPDM (optional)

Seat Material:

PTFE

Operator:

Manual handle, electric/pneumatic actuation (optional)

  • True union design for ease of installation and removal
  • PTFE seats energized with O-rings eliminate wear and improve cycle life
  • Dual shaft seals eliminate leakage
  • Heavy-duty, large diameter shaft to eliminate flexing and breakage
  • PTFE bearing on shaft eliminates friction and wear; stem design is “blow-out” proof
  • Fully concentric and mirror polished ball assures smooth, leakproof operation
  • Multi-direction flow means valve cannot be installed backwards
  • Smooth flow path reduces pressure loss
  • Pneumatic air-to-spring (open & closed)
  • Pneumatic air-to-air
  • Electric position feedback
  • Manual override handwheel

The T-241’s body features an integrated gauge guard, which eliminates the need for additional instrument fittings. The included pressure gauge has been upgraded to a robust stainless steel housing. The regulator setting is easily adjusted by an integrated set screw; protected by a top cap. The T-241 is available in high purity PVDF.

Designed to meet stringent particle-shedding constraints for next-generation microelectronics manufacturing, the T-241’s enhanced features make it the best solution for your next tool hookup project and for replacing installed regulators that are causing yield issues.

Asahi/America’s T-241 regulator includes enhanced features, which make it the best solution for your next tool hookup project and for replacing installed regulators that are causing yield issues.

Resources:

Data Sheets

Ideal Applications Include:

Ultrapure Water

Size Range:

PVDF 20 – 75mm (½” – 2-1/2″)

Resources:

Ideal Applications Include:

UPW, WFI, RO/DI Systems, Semiconductor, Photovoltaic, Pharmaceutical, Biotech, Institutional, Laboratory Research, Nanotech

Specifications:

Body Material:

Purad® PVDF, PolyPure® PPn & PP-Pure® Pigmented PP

Seals:

EPDM or PTFE

Valve Size:

20 – 63mm (1/2” – 2”)

Diaphragm:

PTFE backed EPDM, or EPDM

Maximum Pressure:

150psi @ 68° F

  • Process fluid is isolated from mechanical parts
  • Adjustment feature provides convenient relief pressure setting in the field
  • Adjustable under working pressure

Resources:

Data Sheet

Ideal Applications Include:

UPW, WFI, RO/DI Systems, Semiconductor, Photovoltaic, Pharmaceutical, Biotech, Institutional, Laboratory Research, Nanotech

Specifications:

Body Material:

PolyPure® PPn & PP-Pure® Pigmented PP

Seals:

EPDM or PTFE

Valve Size:

20 – 110mm (1/2” – 4”)

Diaphragm:

PTFE backed EPDM, or EPDM

Maximum Pressure:

150psi @ 68° F

  • Most extensive size range in the industry
  • Process fluid is isolated from mechanical parts
  • Adjustable under working pressure
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