English
Selecting a program (⌦B)
There is a choice between two flow programs:
Program A for an alternating flow, i.e. the pumps are switched on and off alternately.
Program B for a synchronous flow, i.e. the pumps are switched on and off at the same time.
1. Press the PROG
program is green.
‧ Program A is active during the initial commissioning.
‧ Depending on the selected intervals, the LEDs 1 and 2
the same time.
Setting the intervals
You can set the intervals of the pumps for the corresponding program.
1. Via the knob TIMER ON
2. Via the knob TIMER OFF
‧ The adjustment range is between one minute and a maximum of 60 minutes.
‧ Example Program A: TIMER ON = 1 minute / TIMER OFF = 5 minutes
Pump 1
Pump 2
‧ Example Program B: TIMER ON = 1 minute / TIMER OFF = 5 minutes
Pump 1
Pump 2
FOOD button
The selected program can be interrupted, e.g. for feeding the fish.
1. Press the FOOD button
minates. The pumps are turned off for 10 minutes. Then the selected program will start
automatically.
Should they resume the programmed operation before the 10-minute period has ended, press
the FOOD button again.
6.
Maintenance
Attention! Electrocution!
▶ Before all maintenance work, remove the mains plug.
Caution! Material damage.
▶ Do not use hard objects or aggressive cleaning agents for cleaning.
Cleaning the control unit
1. Wipe the control unit with a soft and slightly damp cloth as necessary.
button to select the desired program. The corresponding LED
d
, you can set the duty cycle of the pumps.
f
, you can set the duty cycle of the pumps.
h
1 m ON
1 m OFF
1 m ON
1 m ON
in order to interrupt the selected program. The LED
c
are illuminated alternately or at
g
5 m OFF
5 m ON
5 m OFF
5 m OFF
12
1 m ON
5 m OFF
1 m OFF
5 m ON
1 m ON
5 m OFF
1 m ON
5 m OFF
b
of the
e
illu-