Electrical Connections - CAME BPT TH/345 Installation And Use Manual

Electrical connections

E
F
The connections are made according to
the type of equipment controlled by the
programmable thermostat.
LOAD
KEY
Mains power supply wires
N = neutral
L = live
Relay contacts
C = common
NA = normally open contact
NC = normally closed contact
Loads
U1 = burner, circulation pump, solenoid
valve, etc.
LOAD
U2 = motorised valve
NOTE. For connection details, refer to the
technical documentation of the device to
be controlled.