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Bühler Technologies
Heated Sample Gas Filter AHF-22

Heated Sample Gas Filter AHF-22

Product catalog summary

Overview: The document provides technical specifications and ordering information for the AHF-22 Heated Sample Gas Filter, designed by Bühler Technologies GmbH. This filter is used in gas analysis to ensure the sample gas is particle-free and maintained at a high temperature for accurate analysis.

Key Features:

Simple and sturdy construction with easy installation.
Tool-less filter element change without disassembly.
Controlled or self-regulating heater to prevent cold spots.
Optional calibrating gas connection.

Technical Specifications:

Dead volume: 80 - 100 ml.
Filter housing material: 1.4571 stainless steel.
Gasket material: Viton, with perfluorelastomer available upon request.
Insulation: Filled resin.
Heat output: 400 W.
Protection rating: IP 40.
Weight: 6.4 kg.
Operating pressure: Maximum 16 bar.
Temperature: Self-regulating heater approx. 180°C, adjustable heater max. 200°C.
Temperature sensor: Contact 140°C for self-regulating heater, Pt100 for adjustable heater.
Ambient temperature: 0 to 70°C.

Ordering Information:

Various models available with self-regulating or adjustable heaters, with or without calibrating gas connection.
Voltage options: 115-230 V AC, 50/60 Hz.
Temperature controllers available separately.

Filter Elements:

Options include sintered metal, stainless steel mesh, and ceramic, with varying filter fineness (3 µm, 5 µm, 10 µm).
Gaskets available in Viton or perfluorelastomer.

Catalog excerpts

Heated Sample Gas Filter AHF-22 Gas analysis is a complex field. The sample gas to be analysed must be extracted and handled under quite diverse conditions to yield representative and reliable analysis results. One requirement may be that the sample gas be particle-free and extracted and transported hot. The AHF-22 heated particle filter is particularly suited for this type of application. The filter element can quickly be changed without interruption and without tools. Simple, sturdy construction Easy installation Tool-less filter element change No disassembly required to replace filter Controlled or self-regulating heater Calibrating gas connection optional No cold spots

Open the catalog to page 1

Plug connection 3-pin+PE Mains Plug connection 3-pin+PE Pt100 / Low temperature alarm NPT 1/4 Option Sample gas OFF Calibrating gas connection Screw connection optional Tube ø6 NPT 1/4 Sample gas ON Screw connection optional Technical Data AHF-22 Heated Analysis Filter Dead volume Material - filter housing Material - gasket Viton (perfluorelastomer upon request) filled resin Heat output Protection rating self-regulating heater: approx. 180 °C adjustable heater: max. 200 °C Temperature sensor self-regulating heater: contact 140 °C adjustable heater: Pt100 Ambient temperature Bühler Technologies...

Open the catalog to page 2

Ordering instructions Filter* * no filter element ** no temperature controller Description self-regulating self-regulating, calibrating gas connection adjustable** adjustable** adjustable, calibrating gas connection** adjustable, calibrating gas connection** Temperature controller Temperature controller Filter elements Item no. Material Filter fineness 46 22 2010 Sintered metal incl. gaskets (Viton) 5 pm 46 22 2011 Stainless steel mesh star-pleated incl. gaskets (Viton) 10 pm 46 222 012 Set of gaskets for filter element and filter (Viton) 46 222 024 Set of gaskets...

Open the catalog to page 3

Heated Sample Gas Filter AHF-22

Heated Sample Gas Filter AHF-22

Catalog excerpts

All Bühler Technologies catalogs and technical brochures