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Teledyne 3300TB - Low cost trace oxygen analyzer User Manual

Page 8

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1-2

1 Introduction

Model 3300

TB

Teledyne Analytical Instruments

Three analog outputs: two for measurement (0–10 V dc, and
negative ground 4–20 mA dc) and one for range identification
(0-10 V dc).

Compact and rugged Control Unit, wall mounted NEMA-4 rated
enclosure.

RS-232 Serial Digital port for output of concentration and data to a
computer terminals, or other digital devices.

A Sample flow control valve.

1.3

Front Panel Description

All controls except the power switch are accessible from the door and gas

panel. See Figure 1-1. The front panel has seven pushbutton membrane
switches, a digital meter, and an alarm indicator LED for operating the analyzer.
These features are described briefly here and in greater detail in Chapter 4,
Operation.

Figure 1-1: Front Panel

Function Keys: Seven pushbutton membrane switches are used to select

the function performed by the analyzer:

Set Alarm 1

Set Alarm 1 Hi or Low, and the concentration at

which alarm 1 activates.

Set Alarm 2

Set the Alarm 2 Hi or Low, and the

concentration to which alarm 2 activates.