Electrical Connections To A Multi-Zone System; Relay Card Connection (Supplied As An Accessory); Connection Of Zones - Baxi Luna 3 Comfort Series Installation And Servicing Instructions

10. electrical connections to a multi-Zone system

10.1 - relay card connection (supplied as an accessory)

The relay card is not included but is supplied as an accessory.
Connect terminals 1--3 (common-normally closed - normally open) of connector cn1 to terminals 10-9-8 of the boiler
terminal block M (figure 31).
boiler card
Figure 31
Connect the switch controlling those zones not controlled by the remote control in parallel to the "ta" terminals 1-2 of
terminal board M1 as shown in figure below. The zone controlled by the remote control is supplied by the zone 1 sole-
noid valve, as shown in figure 31.1.
The remote control automatically controls room temperature in its own zone.
Figure 31.1
IMportant: For a multi-zone system be sure that parameter F04 =  (see section 19).
InstructIons pertaInInG to tHe Installer
relay card accessory
RELAY 2
RELAY 1

10.2 - connection of Zones

2 zone
(room
1 zone
thermostat)
solenoid
valve1 zone
9
3 zone N zone
(room (room
thermostat) thermostat)
95.188.3 - GB