cifically supplied.
Remove the faston that connects terminal
3 of the rotary switch and insert it in termi-
nal 3 of the clock.
Complete the connection of the electric
clock as indicated in the diagram.
REMOVE
LEYENDA
TA-TA1
Zone room stat
VZ-VZ1 Zone valve
R-R1
Zone relay
CR-CR1 Relay contact or micro zone valve
P-P1
Zone pump
RL
Power relay
CRL
Power relay contact
86
3.9
ELECTRICAL
CONNECTION
ZONE SYSTEMS
Use a separate electric line to link up the
room stats and relative zone valves or
KEY
OP Time programmer
C
Rotary switch
CIRCUITO CON VALVOLE DI ZONA
CIRCUIT WITH ZONE VALVES
L
TA
TA
VZ
R
VZ
R
1
N
NOTE: Relays are used only if the area
NOTA: I relé vengono impiegati solo nel caso
valves have no microswitches.
le valvole di zona siano prive di micro.
pumps.
The connection of the micros or the
relay contacts is carried out on termi-
nals 10-11 of the "TA" connector of elec-
tronic panel after having removed the
existing bridge (fig. 25).
C
OP
CR
CR
"TA" connector
Connettore "TA"
CIRCUITO CON POMPE DI ZONA
CIRCUIT WITH ZONE PUMPS
L
1
TA
R
1
N
NOTE: Replace the heating pump with the option-
NOTA: Sostituire la pompa impianto della
al stub pipe, code 8094001. Connect the pump
caldaia con il tronchetto optional cod. 8094001.
cable to a power relay (RL).
Collegare il cavo della pompa impianto ad un
relè di potenza (RL).
Fig. 24
1
RL
Cavo
pompa
impianto
Pump cable
CRL
TA1
CR
CR1
R1
P
P1
Fig. 25