Installation
Terminal Description Max. load
1 (L) Supply voltage 24 V a.c.
2 (N) Supply voltage 24 V a.c.
3 M1 Actuator - open, circuit I 1.0 A / 24 V a.c.
4 M1
Actuator - close, circuit I
alt. thermo actuator
1.0 A / 24 V a.c.
5
24 V a.c. supply voltage for
motor output, circuit I
6 M2 Actuator - open, circuit II 1.0 A / 24 V a.c.
7 M2
Actuator - close, circuit II
alt. thermo actuator
1.0 A / 24 V a.c.
8
24 V a.c. supply voltage for
motor output, circuit II
9 K1
Relay for circulation pump for
circuit I
4 (2) A / 24 V a.c.
10
24 V a.c. supply voltage for
pump relay R1
13 K3
Relay for circulation pump for
DHW circuit II
4 (2) A / 24 V a.c.
14
24 V a.c. supply voltage for
pump relay R3
* K1 / K3 auxilliary relay coil 24 V a.c.
Wire cross section: 0.75 - 1.5 mm
2
Electrical connections
Max. 2 x 1.5 mm
2
wires can be inserted into each screw terminal.
Incorrect connection can damage the TRIAC outputs. Max. load
(terminals 3, 4, (6 and 7)) 1.0 A / 24 V a.c.!
13b
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