Teledyne operating instructions Front Panel Description, Introduction Model 3190Z, Span

Introduction Model 3190Z

•Compact and rugged control unit with flush-panel case. Designed for indoor use. Front panel NEMA-4 rated.

•External probe

1.3Front Panel Description

All controls and displays 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.

Figure 1-1: Front Panel

Function Keys: Seven pushbutton membrane switches are used to select the function performed by the analyzer:

•Set HI Alarm Set the concentration ABOVE which an alarm activates.

•Set LO Alarm Set the concentration BELOW which

an alarm activates.

•Set HI Range Set the high analysis range for the instrument (up to 0-1,000 ppm).

•Set LO Range Set the low analysis range for the instrument (down to 0-1,000 ppm).

• Span Span-calibrate the analyzer.

Teledyne Analytical Instruments 2