Communications Setup and Operation Teledyne API T803 CO2/O2 Analyzer Operation Manual
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(The ACAL submenu in the Primary Setup Menu is a special configuration; consult factory).

6.2.4. MACHINE ID

Each type of Teledyne API’s analyzer is configured with a default ID code. The
default ID code for the T803 analyzers is 803.
The ID number is only important if more than one analyzer is connected to the
same communications channel such as when several analyzers are:
on the same Ethernet LAN (see Section 6.3);
in a RS-232 multidrop chain (see Section 3.3.1.8) or;
operating over a RS-485 network (see Section 3.3.1.8).
If two analyzers of the same model type are used on one channel, the ID codes of
one or both of the instruments needs to be changed.
To edit the instrument’s ID code, press:
The ID can also be used for to identify any one of several analyzers attached to
the same network but situated in different physical locations.
07276B DCN6418