Teledyne API T703/T703U Calibrator Operation Manual Getting Started
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3.4.5. OPERATING MODES FOR THE O3 GENERATOR

The O3 generator can be set to operate in three different modes:

3.4.5.1. CNST (CONSTANT)

In this mode, the O3 output of the generator is based on a single, constant, drive voltage.
There is no Feedback loop control by the CPU in this mode.

3.4.5.2. REF (REFERENCE)

The O3 control loop will use the reference detector’s measurement of the O3 generator’s
UV lamp as input. This mode does not use the photometer to control the ozone
generator.

3.4.5.3. BNCH (BENCH)

The O3 concentration control loop will use the photometer’s O3 measurement as input.
THIS IS THE DEFAULT AND M OST COMMON MODE OF OPERATION.
This setting will be the default mode of the T703 calibrator and will be mused whenever
the calibrator is using the GENERATE AUTO command or the GENERATE
sequence step to create a calibration mixture. When either the GENERATE MAN
command or the MANUAL sequence step is active, the local O3 generator mode
(chosen during when the command/step is programmed) will take precedence.

3.4.6. SETTING THE O3 GENERATOR MODE

To select a default O3 generator mode, press:
07223C DCN6572