Display Backlight; Recall Of Stored Data; Countdown - EVOQUA WALLACE & TIERNAN P7 ADVANCED Mode D'emploi

Functional description

Display backlight

Press the [!] key to turn the display backlight on or off. The backlight
!
is switched off automatically during the measurement.

Recall of stored data

If the instrument is switched on, press the [!] key for more than 4 sec-
!
onds, then release the [!] key to access the recall menu.
Countdown / reaction period
If a reaction period is included in a method a countdown function
can be used:
Press the [!] key and hold.
!
Press the [ZERO/TEST] key.
Release the [!] key; the countdown starts.
Zero
Test
After the countdown is finished the measurement starts automati-
cally.
It is possible to interrupt the countdown by pressing the [ZERO/TEST]
key. Measurement starts immediately.
Caution:
An incomplete reaction period can lead to incorrect test results.
WT.050.311.000.DM.IM.0119
P7 Advanced
39