Front Panel Description - Teledyne 3300TA Operating Instructions Manual

1 Introduction
• Control valve for the selector of span or sample.
• Sensor failure alarm.
• 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 with flush-pannel case. Designed
for indoor use.
• 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 front 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.
Function Keys: Seven pushbutton membrane switches are used to select
the function performed by the analyzer:
• Set Alarm 1
• Set Alarm 2
Teledyne Analytical Instruments
1-2
Figure 1-1: Front Panel
Set Alarm 1 Hi or Low, and the concentration at
which alarm 1 activates.
Set the Alarm 2 Hi or Low, and the
concentration to which alarm 2 activates.
Model 3300
TA