
humimeter RH5 & RH5.1 Operating Manual
Page 34
10.4 Activating options
To do so:
Some of the options must be deactivated.
1. Press
twice or hold for 2 seconds.
2. Select
Options
. To do so, press
or
and confirm by pressing
.
3. Select
Unlock
. To do so, press
or
and confirm by pressing
.
»
The display will now appear as shown in figure
.
»
On delivery, the four-digit password is the device’s
serial number.
4.
Inputting numbers:
Press and hold
to quickly scroll to the
required number and either press it for 3 seconds
or press
to confirm the selected number (figure
5.
Moving back:
Press
to switch to another input level.
To move back, press
.
6. Confirm the four-digit password by pressing
.
»
The setting has been saved.
»
The
°C/°F, BL On Time, Auto OFF Time, Calibrate, Materialcalib., Online Send, Pass-
word, Reset
options are now activated.
7. Press
to leave the
Options
menu.
8. Press
to leave the main menu.
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