A
Inserts
Z
Ø4 wood screw
¼For the connection of the outside temperature sensor, refer to
the chapter "Electrical Connections".
4.3 Fitting and connecting the control panel
¼Refer to the boiler’s installation and service manual.
4.4 Electrical connections
4.4.1. Connecting a direct heating circuit
L000158-D
2
4
3
On/off
OT
BL
RL
1
TS + B AB
0-10V
S AMB C
4 3 2 1 2 1
+ -
S AMB B
2 1
S AMB A
2 1
S SYST + TA -
S ECS S EXT S DEP C
2 12 12 12 1 2 1
S DEP B
2 1
SCU PCU
PUMP
A
Do not connect anything to the terminal block.
Z
Connect the outside temperature sensor.
E
Heating connection pump.
4. Installation Diematic iSystem For C 330 / C 630 ECO
11
31082018 - 7600691-001-06