12.1.1 OPTIONS menu: show operating hours
(OPTIONSMENUOPERATING HOURS COUNTER)
Confirm by pressing OK.
With the ◄ and ► push buttons select the desired channel and then press OK (only for
the 2-channel devices).
The respective operating hours are now displayed (max. 999 999.9 hours). Confirm the
display with the OK push button.
The date of the last deletion now appears (if no reset has been performed since the
device was delivered 01.01. and the production year is shown).
Confirm the display with the OK push button.
A return is now made to DISPLAY.
12.1.2 OPTIONS menu: Deleting operating hours
(OPTIONSMENUOPERATING HOURS COUNTER)
With push button ► change to the DELETE menu.
Confirm by pressing OK.
With the ► push button select the channel and then press OK (only for the 2-channel
devices).
If a confirmation is required i.e. definitively confirm the deletion with the OK push button.
The counter is then reset to zero and the deletion date is entered.
A return is made to DELETE.
Page | 47