Welker Engineering Pte. Ltd. Product Catalog 2002
Control ValvesGas ProductsInstrument Regulators/Filters and Filter dryersLight Liquid Samplers
CylindersCrude Oil SamplersInjection SystemsMiscellaneous
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Instrument Regulators/
    Filters and Filter dryers
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Filters, Filter Dryers, Dumps, and Accessories

F-4 Carbon Steel Filter Dryer
- Designed for use with pneumatic controllers
  or other pneumatic instruments
- Two part polyurethane epoxy coating to
  resist corrosion
- Silica gel desiccant for effective removal
  of aerosols (other desiccants available)
- Easily replaced "spin on'' canister type
  filter cartridge
- Sulfur-Gon available for H2S
- Filtration to 4 microns
- 1,500 psi maximum working pressure
- 200 °F (94 °C) maximum temperature
- Flow rate up to 50 cfm
- 1/4 " NPT connections standard. other sizes
  available

F-5 Carbon Steel Filter Dryer
- Designed for use with pneumatic controllers
  or other pneumatic instruments
- Silica gel desiccant for effective removal of
  aerosols (other desiccants available)
- Activated charcoal for removal of liquid
  hydrocarbons and other contaminants
- Sulfur-Gon available for H2S
- Easily replaced "spin on" canister type filter
  cartridge
- Filtration to 4 microns
- 1.500 psi maximum working pressure
- 200 °F (94 °C) maximum temperature
- Flow rate up to 50 cfm
- 1/4 " NPT connections standard, other sizes
  available
F- 15 Carbon Steel Filter Dryer
- Designed for use with pneumatic controllers
  or other pneumatic instruments
- Easily replaced "spin on'. canister type filter
  cartridge
- Silica gel desiccant for effective removal of
  aerosols (other mediums available)
- 3,200 psi working pressure design with high
  pressure hammer Union closure
- 200 °F (94 °C) maximum temperature
- Flow rate Up to 50 cfm
- 1/4" NPT connections standard, other sizes
  available Upon request
F- 19 Stainless Steel Filter Dryer
- Designed for use with small pneumatic
  instrumentation package requirements
- Silica gel desiccant for effective removal of
  moisture
- Easily replaced "spin on" cartridge
  Carbon steel or stainless steel designs
  available
- 1.500 psi maximum working pressure
- 200 °F (94 °C) maximum temperature
- Flow rate up to 50 cfm
- 1/4 " NPT connections (standard)

F-23 Low Pressure Aluminum Filter Dryer
- Designed for use with low pressure
  instrumentation
- Lightweight aluminum construction.
  anodized for protection
- Easily replaced "spin on', filter cartridge
- Silica Gel desiccant for effective removal of
  moisture and 4 micron filtration in one unit
- 200 psi maximum working pressure
- 200 °F (94 °C) maximum temperature
- Flow rate up to 50 cfm
- 1/4 " NPT connections (standard)

DA- 1 Dehydration Assembly
- Ideal protection for pneumatic controllers
- Incorporates two F-5 filters in parallel with
  common inlet and outlet ports
- Offset regulation prevents instrument
   supply freeze-up
- Filter cartridges can be changed without
  shutdown
- Complete with instrument regulators (brass
  standard; stainless steel. carbon steel or
  aluminum optional)
- 1.500 psi maximum working pressure
- 200 °F (94 °C) maximum temperature

Copyright 2007 Welker Engineering Company Pte Ltd.