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ALIA GROUP INC. is a US company established since 2003. ALIA manufactures a wide range of innovative products that integrate the latest technologies to meet the evolving needs of public or private energy and water suppliers, utility services and industrial companies.

Alia’s core expertise in the field of Flow and Pressure Measurement has made it one of the leading brands in today’s market.

Alia offers the following range of products:
    • Electromagnetic Flowmeter
    • Metal Tube Variable Area Flowmeter
    • Ultrasonic Clamp-on & Insertion Flowmeter
    • Vortex Flowmeter
    • Smart Target Flowmeter
    • Smart Pressure Transmitter
    • Smart Differential Pressure Transmitter
    • Paperless Recorder
    • HART Communicator
    • Field Thermodynamic Calibrator

Direct-Mount / Remote diaphragm seal

ALIADP_D series

Direct-Mount / Remote diaphragm seal


D series is a diaphragm seal product combining APT8000 / ADP9000 / ADP9000L transmitter, which designed for the high-viscosity/ granular/ high-temp./ high-corrosivity situation. D series diaphragm seal assembles Alia pressure/DP transmitter to form direct-mount / capillary-connections style.

  • The maximum temperature comes up to 280 oC
  • Multiple connection modes - Flange style / Tri-Clamp style
  • Multiple diaphragms/alternative connection material
  • Vegetable oil can be used for fill fluid for food industry
  • Extreme hot and cold temperature
  • Stainless Steel with PPC coating capillary 
  • IDF Tri-Clamp or union screw connection for food industry
  • Oil-free treatment & water-free treatment
  • Fast and dynamic response
  • Improved performance, increased accuracy and great stability


Process Fluid:Installation Style:
Liquid, Gas or VaporDirect-mount
Application:APT8000 only
Liquid Level, Differential Pressure,One-sided Capillary
Gauge Pressure, Absolute PressureAPT8000 / ADP9000 / ADP9000L
Material:Two-sided Capillaries
FlangeADP9000 only
Carbon steelCapillary Length:
Stainless Steel 3041.0 M ~ 10 M
Stainless Steel 316Max. Temperature:
Stainless Steel 316L-20 to 80 oC
Hastelloy BRemote Diaphragm
Hastelloy C-40 to 280 oC
TantalumMax. Pressure:
Stainless Steel with PTFE diaphragm6.8 Mpa
CapillaryFill Fluid and Maximum:
Stainless Steel with PPC coatingSilicone (Max. Temperature 130  oC)
Flange Size:Temperature:
40mm, 50mm, 80mm, 100mmHT Silicone (Max. Temperature 280 oC)
1-1/2", 2", 3", 4"Fluorine (Max. Temperature 160 oC)
Process Connection:Vegetable Oil (Max. Temperature 130 oC)
FlangeAmbient Temperature:
Flange Rating:+/-0.18% of span per 20 oC
JIS 10K / JIS 20K / JIS 40KEffect:
ANSI 150# / ANSI 300# / ANSI 600#Time Response:
DIN PN10 / PN16 / PN25 / PN40Less than 1.12 seconds
Tri Clamp ( DIN32676 / ISO2852 )Options:
Extension Length:Water-free Treatment
2", 3", 4"Wetted parts are water-free treated in 
+/-0.075% of SpanOil-free Treatment
Stability:Wetted parts are oil-free treated in 
+/-0.15% of URL for 2 yearsmanufacturing


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