mixing valve (optional),
cooling valve (optional),
additional external source (optional),
internet connection with UTP cable (optional),
temperature sensor of mixing-heating cycle 2 (optional),
remote on/off (optional)
thermostat of heating cycle 1 (optional),
thermostat of heating cycle 2 (optional),
switch for heating/cooling (optional).
Connecting clamps for connecting utility room elements on the pictures are marked with a dark
colour.
X1
X2
5
MD1
5
6
3
2
1
7
7
1 Constant voltage clamp ~230 V, 50 Hz
5 Connecting inputs of the heating system
2 Neutral lath for connecting neutral wires.
6
TE1
- connection for communication with the
expansion V/I MD2 module
3 Grounding lath for connecting grounding
wires.
7 Connecting outputs of the heating system
