50489/GTEX Chem IIC/1805 UTImeter Gtex Chem IIC
8.4. Muting the buzzer
Figure 9-6
When in measurement mode it is possible to mute the buzzer.
- Press on "-",
- Press on "-" again to reset the buzzer.
IMPORTANT NOTE: in order to prevent any misuse of the equipment, there is an automatic reactivation of
the buzzer each time the medium changes (air to liquid, liquid to water, etc.) or after 5 minutes muting. To
keep the buzzer muting, press again on "-".
5.4 Backlight
Refer to Figure 9-6.
When in measurement mode press "enter": this switches on the backlight. After around 10 seconds, the light
switches off automatically to save the battery life.