Lamborghini Caloreclima ALHENA C Instructions For Use, Installation And Maintenance page 252

Variable output relay card LC32 (optional - 043011X0)
The variable output relay LC32 consists of a small card with a switchover of free contacts (closed
means contact between C and NO). Operation is managed by the software.
For installation, carefully follow the instructions provided in the kit package and on the wiring dia-
gram of fig. 60.
To use the desired function, refer to the table 2.
Table 2- Settings LC32
Parameter
Function LC32
b07
0 Manages a secondary gas valve (default)
Use as an alarm output (warning light comes
1
on)
2 Manages a water filling valve
3 Manages a solar 3-way valve
4 Manages a second heating pump
Use as an alarm output (warning light goes
5
off)
6 Indicates ignition of the burner
7 Manages the trap heater
8 Pump management ON-OFF
ON/OFF switch configuration (ref. A in fig. 20)
Table 3- Switch A setting
DHW configura- Parameter b06
tion
b06=0
b06=1
b06=2
b01 = 3
b06=3
b06=4
252 EN
Contact open disables DHW and re-enables it if closed.
Contact open disables heating and displays F50. Contact closed enables
heating.
The contact acts as a room thermostat.
Contact open displays F51 and the boiler continues to operate.
It is used as an alarm.
The contact acts as a limit thermostat, if open it displays F53 and turns off
the request.
cod. 3540000251 - Rev. 00 - 03/2024
Action LC32
The contacts are closed when the gas valve (in
the boiler) is powered
The contacts are closed when there is an error
condition (generic)
The contacts are closed until the water pressure
in the heating circuit is restored to the normal
level (after a manual filling or from control)
The contacts are closed when the DHW mode is
active
The contacts are closed when the heating mode
is active
The contacts are opened when there is an error
condition (generic)
The contacts are closed when the flame is pre-
sent
The contacts are closed when the frost protection
mode is active
The contacts are closed when the circulating
pump is running
ALHENA C