2.4 - ELECTRICAL CONNECTIONS OF THE CONTROL BOX
DEACTIVATE THE 230 V~ SUPPLY VOLTAGE
!
Connect the control box to the 230V~ mains supply via a disconnecting switch in compliance with the regulations
in force.
!
Carry out the electrical connections as indicated in the following electrical diagram (fig. 8) according to the model:
4, 6 or 8 zones (see also the example of installation diagram in the following page - fig. 9).
CONTROL BOX INTERNAL ELECTRICAL DIAGRAM
F1
M1
M2
M3
N
L
230V~
Switch
Timer
DESCRIPTION OF ELECTRICAL CONNECTIONS:
!
Terminals M1
= input for N - L 230V~ mains supply connection
!
Terminals M2
= input for time switch connection (optional) for timing the thermostat and electro valves
switch-on and off (by default the switch-on is ensured via a jumper)
!
Terminals M3
= input for the connection of a switch for forcing the HEATING or COOLING (by default via
jumper) modes
!
Terminals TA1÷ TA 8
!
Terminals V1÷ V8
!
Terminals M4
=
output for the connection of the pump control.
F1
Fuse F1 (supply voltage) = T 2A/250V~ delayed
14
N°1
zone
Electro-
valve
t
Room
Thermostat
= inputs for the connection of up to 8 room thermostats (depending on the model)
= outputs for the connection of up to 8 zone electro-valves (depending on the model)
Up to
N°8
zones
Electro-
8
valve
English
Fig. 8
PUMP
CONTROL
MAX. 10(2) A
Pump
t
8
Room
230V~
Thermostat
M4