Operating instructions

20
System details/functions
Summary (cont.)
Setting
(as delivered
condition)
Setting
range
Explanation
FNĂćĂFunction
0 to 3 0: Maximum cylinder temperature control
deactivated
Solar circuit pump is controlled in
accordance with selected start-up and
shutdown temperature differential
1: Maximum cylinder temperature control
activated
2: Maximum cylinder temperature
deactivated, reverse cooling function
activated (see pageĂ26)
3: Maximum cylinder temperature control
activated with a lower priority, collector
cooling function activated (see pageĂ25)
FXĂćĂMaximum volume flow
0
to
20Ăl/min
Adjusting the volume flow in accordance
with the collectors used
Vitosol service instructions
MEĂćĂHeat transfer medium
0 and 1 0: Water
1: TyfocorĆĂLS
MMĂćĂManual mode
0 to 4 0:ĂRelayĂ1 and 2 OFF
1:ĂRelayĂ1 ON, RelayĂ2 OFF
2:ĂRelayĂ1 OFF, RelayĂ2 ON
3:ĂRelayĂ1 and 2 ON
4:ĂAutomatic mode
5862Ă490ĂGB