Heidolph Hei-VAP Expert Operating Manual page 28

Start-up
3. Screen lock
The screen lock can be set to last between 1 to 60 min.
➜ Tap "Lock screen" and set the desired
time.
➜ To unlock, tap the control panel.
➜ Swipe the orange ball from left to right
to unlock.
✓ The screen is unlocked.
4. Brightness of display
The brightness of the screen can be adjusted from 10% to 100%.
➜ Tap "Brightness" and adjust the desired
percentage value in increments of 10.
5. Maximum bath temperature
In order to protect, for example, sensitive samples, you can set a maximum temperature
here. It will then not be possible to manually enter values above this temperature.
➜ Tap "Max. bath temp." and set the
desired maximum temperature (max.
90°C for water and max. 210°C for oil).
When loading favorites and ramp profiles, the system checks if the
set maximum bath temperature could influence the process and will
display a message, if needed.
6. Excess pressure
Here you specify the vacuum pressure at which the device will automatically cancel a
running process for safety reasons.
Default factory settings:
Range of maximum values:
➜ Tap "Excess pressure" and set the
desired maximum pressure for vacuum.
✓ Once the set pressure is reached, vacuum, rotation and heating are stopped, the flask
lift is moved up, and a corresponding warning message appears.
When loading favorites and ramp profiles, the system checks if the set
maximum pressure will influence the process, and displays a message,
if needed.
1400 mbar
900 mbar - 1400 mbar
28