Teledyne 3000ZA-3X - Trace oxygen analyzer - Manual (Page 42)

Operation 3000ZA-3X
Teledyne Analytical Instruments 30
4.2.2.4 S PECIAL F UNCTION K EYS
Pressing any of the 7 Function keys (ANALYZE / SYSTEM /
SPAN / ZERO / ALARMS /RANGE / STANDBY) Cause the display
to show the top level menu for the respective function. If another menu
operation was being performed, any modified parameters (that had not
yet been accepted by using the ENTER key) will be discarded and
replaced by the original values.
4.3 Menu/Screen Structure
The 3000 screen setup consists of several classes of screens and
items. No item occupies more than 1 line. It is important to read and
understand the NAVIGATION AND DATA ENTRY section to fully
understand the menu structure.
4.3.1 Analyze Screen
The ANALYSIS SCREEN displays the following:
Line 1:
- The O
2
concentration in ppm or '%' (percent)
- If in Span calibration the message "SPAN".
- If in Zero calibration the message "ZERO".
- Otherwise, the message "ANLZ".
Line 2 (display mode 1):
- If Alarm 1 is alarming, the message "AL-1".
- If Alarm 2 is alarming, the message "AL-2".
- If in Range 1 the message "R1: 0-nnnn.nn ppm".
- If in Range 2 the message "R2: 0-nnnn.nn ppm".
- If in Range 3 the message "R3: 0-nnnn.nn ppm".
- or, if range is in percent, "Rx: 0-nnn.nn %".
4.3.2 System Menu
The SYSTEM screen can be accessed by pressing the SYSTEM
key and it has the following functions: