12
Installation
Low voltage max
. 12VAC/DC connection in
the left-hand terminal compartment!
Terminal: Connection
for:
S1
Sensor 1 collector
S2
Sensor 2 store 1 bottom
S3
Sensor 3 thermostat,
store 1 or 2
S4
Sensor 4 store 2 top
S5
Sensor 5 store 1 top
S6
Sensor 6 (AntiLegionella,
see
7.7)
+ Not
used
- Jumper
terminal
block-
Connection of sensor earths (S1-S6) via
terminal block sensor-
The polarity of the sensors is freely se-
lectable.
Mains voltages
230VAC 50-60Hz Connec-
tion in the right-hand terminal compartment!
Terminal: Connection
for:
R1
pump L (speed control)
N pump
N
L
Mains phase conductor L
N
Mains neutral conductor N
R2
pump L (no speed control)
N pump
N
R3 thermostat
L
N thermostat
N
The PE protective conductor must be con-
nected to the PE metal terminal block!
Brief description:
∆
T R1 (6.7) switches the pump at relay R1
Tset S3 (6.10.) switches the additional hea-
ting at relay R3.
∆
T R2 (S5>S4, see 6.8) switches the pump
at relay R2
Relay R1: For speed control of standard pumps, minimum load 20VA
Caution
D.2
Solar with follow-on storage
Caution
Danger
Mains side
230VAC
Sensor side
max. 12V