Aerotest Simultan Alpha for Grade D in Breathing Air

Aerotest Simultan Alpha for Measuring Grade D in Breathing Air test for CO, CO2, Oil and water content can be completed in as little as 5 minutes. The quality of breathing air can be tested by this 4 gas detector in accordance to air purity standards according to ANSI specifications by means of quantitative measurements of the contaminants. Aerotest Simultan Alpha is suited for simultaneously examining the quality of air supplied by low pressure compressor or air supply lines. (50-300 psi). The 4 gas detector can be connected to the low pressure compressed air supply systems via a barbed nipple connection. All components of the Aerotest Simultan Alpha are arranged in a carrying case and are ready to use.


Medium Compressed air
Supply Pressure 50 psig to 300 psig
Connection Barbed nipple with ¼” NPT quick disconnect adapter
Flow 0.2 LPM & 4.0 LPM

Measuring Range

Measuring Range
Carbon Monoxide
5-50 ppm
Carbon Dioxide
100-3,000 ppm
Oil 0.1-10 mg/m3
Oil Impactor
0.1, 0.5, 1.0 mg/m3
Water Vapor
20-1,500 mg/m3

Ordering Information

Each Kit, includes a deluxe carrying case, instructions, measuring device for tubes, quick-connect coupling and pressure reducer, deluxe tube opener, timer, oil impactor and impactor adapter and the tubes listed below. For pricing, please call AFC International at 1-800-952-3293, 219-987-6825 or fax 219-987-6826 or email

Catalog No.
Aerotest Simultan Alpha Kit
Carbon Dioxide 100/a-P Tubes
Carbon Monoxide 5/a-P
Oil Impactor, pk/10 8103560
Oil 10/a-P 6728371
Water Vapor 20/a-P


International Breathing Air Standards for Compressed A

Oil 10/a-P Tube Test Times datasheet

Oil Tube Detection limits datasheet

Dew point conversion table

Oil Tube Color Standard

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