Bühler technologies Thermotronik TT-77, Installation And Operation Instructions Manual, Page: 16 / 41

Thermotronik TT-77
5.6.6 Set display refresh rate
The refresh rate of the display can be changed based on the application. The display can also be completely disabled. The LEDs
will remain functional.
Basic EF b.EF
Basic Adv. Functions
Di5
Display rate
Display Rate ____
FASt - oFF
Selection menu
The options are:
fast medium slow Display off
Note:
– Error messages will still appear, even with the display off.
5.6.7 Enable/disable keylock
The keylock can be enabled to prevent unauthorised changes to the device settings.
Basic EF b.EF
Basic Adv. Functions
Lock
Locks the keys
Lock Device ___
0 - 999
Selection menu
The keylock will be enabled after entering at least one digit > 0. A dot indicates the active digit during this input.
Setting range:
000 to 999
– Use the key to open the list of values:
– Enter the digit using the and keys (0 to 9) and press the key to confirm. The active digit
will move one place to the right.
– Lastly, press the key to confirm the code.
The device will now return to the submenu.
Note:
– To disable the keylock enter: 000
5.6.8 Restore factory settings (Reset)
Use the Reset function (
rES
) to restore the factory settings. All changes will be lost. Since this will also reset the limits, you must
check the temperature settings.
Basic EF
b.EF
Basic Adv. Functions
rES
Factory setting
Reset ___
no - YES
Confirm
The options are:
Original status:
No,
keep current settings Original status:
Yes,
reset settings to the factory defaults.
14 Bühler Technologies GmbH BE140013 ◦ 07/2019