WEBTEC HPM7000 Manuel D'utilisation page 40

Operation
Function Keys
The device is equipped with six function keys positioned beside the
touchscreen. One function key is used to switch the device on and
off, one function key is used to start and stop measurements and four
function keys are assigned context-sensitive functions.
The four context-sensitive function keys are used to initiate the
functions according to the corresponding button in the menu area of the
touchscreen.
Key
40
Function
On/Off key
Function key (blue) to start and stop measurements
Four context-sensitive function keys