KB / KB-UL (E4 + E6) 10/2021 page 43/147
Fan speed setting
To enter the fan speed setpoint, go to Menu > Setpoints > Fan speed
Fixed value
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Entry menu “Fan speed setpoint”.
Select each number with the operating button and
press the operating button to confirm.
Setting range: 40 % up to 100 %.
Press the “Ok” button to confirm.
..\ Fan speed setpoint
1
Pos1 End Ok 0
2 3 4 5 6 7 8 9 . -
Close Ok Home
When entering a value outside the setting range, the message “invalid value” appears. Press the operating
button to confirm with “Ok” and repeat the entry with a correct value.
Go back to the initial view with “Home”.
When operating the fan with less than 100 % speed, the temperature performance and the
spatial exactitude of the temperature may differ from the manufacturer’s specifications. Do
reduce the fan speed only if absolutely necessary due to special requirements.
9. Time programs
The T4.12 program controller permits programming temperature cycles. It offers 52 program memory po-
sitions with up to 100 program sections each.
To access the menu selection for time programs, select Menu > Programs > Time program
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Initial view.
Press the “Menu” button.
Temperature [°C]
Fan [%]
User Quick menu Menu