Section II Operating Instructions Teledyne API T802 Paramagnetic O2 Analyzer Operation Manual
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6.5.2.3. SELECTING A HESSEN PROTOCOL TYPE
Currently there are two versions of Hessen Protocol in use. The original
implementation, referred to as TYPE 1, and a more recently released version,
TYPE 2 that has more flexibility when operating with instruments that can
measure more than one type of gas.
For more specific information about the difference between TYPE 1and TYPE 2
download the Manual Addendum for Hessen Protocol from the Teledyne API
web site: http://www.teledyne-api.com/manuals/.
To select a Hessen Protocol Type press:
(The ACAL submenu in the Primary Setup Menu is a special configuration; consult factory).
Note While Hessen Protocol Mode can be activated independently for COM1 and
COM2, The TYPE selection affects both ports.
07275B DCN6418