oventrop R-Tronic RT B Installation And Operating Instructions Manual page 51

"R-Tronic" + "R-Con"
The switch-on delay for the pump is set with help of the upper rotary
switch (A) by selecting a time interval in seconds.
The switch-off delay for the pump is set with help of the lower rotary switch
(B) by selecting a time interval in seconds.
During control operation, activity of the pump is displayed by a green LED
embedded in the upper rotary switch (A).
• LED flashes: Switch-on delay (AV) is active, pump will be switched
on soon.
• LED is lit: Pump is in operation.
Installation & initial operation
A
B
(Illustration 44)
51