Ferroli BLUEHELIX HITECH RRT K 50 Instructions For Use, Installation & Maintenance page 319

BLUEHELIX HITECH RRT K 50
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. 64.
To use the desired function, refer to the table 3.
Table 3- Settings LC32
Parameter b07 Function LC32
0 Manages a secondary gas valve (default)
Use as an alarm output (warning light comes
1
on)
2 Manages a water loading 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 (A fig. 28)
Table 4- Switch A setting
DHW configuration
b01 = 2
EN
Parameter b06
Contact open puts the boiler in ECO mode.
b06 = 0
Contact closed puts the boiler in COMFORT mode
Contact open disables heating and displays F50.
b06 = 1
Contact closed enables heating.
b06 = 2 The contact acts as a room thermostat.
Contact open displays F51 and the boiler continues to operate.
b06 = 3
It is used as an alarm.
The contact acts as a limit thermostat, if open it displays F53 and turns off
b06 = 4
the request.
If the contact is open it disables the heating.
b06 = 5
If the contact is closed it enables heating.
cod. 3541Z783 - 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 pres-
sure in the heating circuit is restored to the nor-
mal level (after manual or automatic topping up)
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 protec-
tion mode is active
The contacts are closed when the circulating
pump is running
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