Setup Menu Teledyne API T803 CO2/O2 Analyzer Operation Manual
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5.10.6. SELECTING A TEST CHANNEL FUNCTION FOR OUTPUT A4

The test functions available to be reported are:

Table 5-7: Test Channels Functions available on the T803’s Analog Output
TEST CHANNEL DESCRIPTION ZERO FULL SCALE
NONE Test Channel is turned off
SAMPLE PRESSURE
The absolute pressure of the Sample gas as
measured by a pressure sensor located inside
the sample chamber.
0 "Hg 40 "Hg
SAMPLE FLOW Sample mass flow rate as measured by the
flow rate sensor in the sample gas stream. 0 cm3/m 1000 cm3/m
CO2 CELL TEMP The temperature of the gas inside the CO2
sensor sample chamber. 0C 70C
O2 CELL TEMP The temperature of the gas inside the O2
sensor sample chamber. 0C 70C
CHASSIS TEMP The temperature inside the analyzer chassis. 0C 70C

Once a function is selected, the instrument not only begins to output a signal on

the analog output, but also adds TEST to the list of test functions viewable via

the front panel display.

07276B DCN6418