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Teledyne 3300TB - Low cost trace oxygen analyzer User Manual

Page 9

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1-3

Trace Oxygen Analyzer

Introduction 1

Teledyne Analytical Instruments

Set HI Range

Set the high analysis range for the instrument (up

to 0-9999ppm).

Set LO Range

Set the low analysis range for the instrument

(down to 0-10ppm).

Span

Span calibrate the analyzer.

Data Entry Keys: Two pushbutton membrane switches are used to

manually change measurement parameters of the instrument as they are displayed
on the LED meter readout:

Up Arrow

Increment values of parameters upwards as they
are displayed on the LED readout.

Down Arrow

Increment values of parameters downwards as
they are displayed on the LED readout.

Digital LED Readout: The digital display is a LED device that

produces large, bright, 7-segment numbers that are legible in any lighting
environment. It has two functions:

Meter Readout: As the meter readout, it displays the oxygen
concentration currently being measured.

Measurement Parameters Readout: It also displays user-
definable alarm setpoints, ranges, and span calibration point when
they are being checked or changed.

1.4

Rear Panel Description

The rear panel contains the electrical input and output connectors. The

connectors are described briefly here and in detail in the Installation chapter of
this manual.

Figure 1-2 Rear Panel