Display Functions; Light; Figure 10 Display Function Map - PerkinElmer Photovac 2020 Manual

Portable photoionization detector
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Although interval and manual mode generate different reports, the
format of the reports is similar. For interval data, the column
headings for the results are Min, Avg and Max. For manual data, the
column headings are BkGd, Sample and Diff.

Display Functions

The Display function is used to control and configure 2020's display
options. These options control the backlighting, select the display
format, and lock the display to prevent access. Figure 10 shows a
map of the Display functions.
Disp
Lght
Toggles backlighting on/off
Mode
Lock
Figure 10

Light

The Light function is used to switch the backlighting on and off.
To switch the backlighting on and off:
1. Press the ENTER key.
2. Select "Disp" and then press "Lght". If the backlighting
was off, it will be turned on.
3. Press EXIT to return to the function display.
To extend the operating life of the battery pack, turn the backlighting
off when it is not required.
TWA
TWA meter
STEL
STEL meter
MAX
MAX meter
Peak
PEAK meter
If locked then
Passwd?
If unlock ed then
Display Function Map
Tutorial Session
Unlk
Unlocks instrument
Chng
Changes pas sword
Lock
Locks instrument
Chng
Changes pas sword
61

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