Theben termina tr 611 top2, Manual

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12.1.3 OPTIONS menu: Operating hours service
The operating hours service is used for the improved monitoring and control of operating hours (to
establish maintenance intervals).
In the submenu service an hour quantity can be entered manually as well (max. 199 999 hours, typing
in the figures individually respectively).
Should the operating hours exceed the set value SERVICE is shown in the auto mode.
If the SERVICE display is given there are two options:
1. To delete the operating hours.
2. To increase the hours in the service submenu.
If the value 000 000 hours has been set then service is deactivated.
Setting service:
(OPTIONS

MENU

OPERATING HOURS COUNTER)
Press push button ► twice to change directly to the SERVICE menu.
Confirm by pressing OK.
Usin
g the push buttons ◄ and ► select the channel and then press the OK push button
(only for 2-channel time switches).
The first number flashes. With the p
ush buttons ◄ and ► select "0" for a service interval
of less than 100 000 hours or "1" for 100 000 or more hours.
Continue with the OK push button. The second number flashes. Using the push buttons
◄ and ► select numbers 0 - 9 and press the OK push button as before.
This also sets the other digits accordingly until the number of service operating hours is completely
entered.
After confirmation of the last figure with the OK push button a return is made to SERVICE and the input
is saved.
Example:
In the case of channel C1, upon reaching 190 000 operating hours SERVICE is shown in
the text line in auto mode.