BLUEHELIX MAXIMA
202
EN
cod. 3541U630 - Rev. 03 - 11/2020
Room thermostat
B
ATTENTION: THE ROOM THERMOSTAT MUST HAVE
VOLTAGE-FREE CONTACTS. CONNECTING 230V TO
THE ROOM THERMOSTAT TERMINALS WILL PERMA-
NENTLY DAMAGE THE PCB.
When connecting a time control or timer, do not take the
power supply for such devices from their cutoff contacts.
Their power supply must be via a direct connection from
the grid or with batteries, depending on the kind of device.
Accessing the electrical terminal block
The terminal block can be accessed by following the instructions given below (fig. 12 and fig. 13).
The arrangement of terminals for the various connections is given in the wiring diagram in fig. 46.
The terminals must be with voltage-free contacts (not 230V)
.
fig. 12
fig. 13
Terminal block auxiliary input configuration
Table 1- Auxiliary input settings
DHW configuration
Parameter b06
b01 = RRT
b06=0
Contact open disables DHW and re-enables it if closed.
b06=1
If the contact is open, it disables heating and displays
F50
. Contact closed enables heating.
b06=2
The contact acts as a room thermostat.
b06=3
If the contact is open, it displays
F51
and the boiler continues to work.
It is used as an alarm.
b06=4
The contact functions as a limit thermostat, if open it displays
F53
and deactivates the
request.
Summary of Contents for BLUEHELIX MAXIMA 24C
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