NExSIRIUS
92
NExSIRIUS
92
EN
Par
Variable name
Description
Value range
Default
Min
Max
126
AUX NUMBER
Number of backup heaters
0
2
0
0. No backup heaters
1. 1 backup heater output (to be selected in case of boiler backup)
2. 2 backup heaters output (2nd backup heater output activated after the 1st backup
heater output)
127
BACKUP ELECBOIL
Defines the backup energy source:
1
2
Unit
without
heater: 2
1: Electrical heater
2: Gas boiler
128
EH PRIORITY
This code defines the electric heater output priority between back-up heaters (space
heating) and booster heater (domestic hot water). It is only active if code 127 = 1
0
4
0
0. All the electric heaters output can be activated at the same time, if required
1. Maximum 2 electric heaters output can be activated; booster heater has the lowest
priority
2. Maximum 1 electric heater output can be activated; back-up heater output 1 has the
highest priority (backup heater output 2 is never ON)
3. Maximum 2 electric heaters output can be activated; booster heater has the lowest
priority (backup heater output 2 is never ON)
4. Maximum 1 electric heater output can be activated; booster heater has the highest
priority (backup heater output 2 is never ON)
129
AUX T° O
The outdoor T° must be below this value to allow the backup heaters to be ON (unless
there is a failure to stop the outdoor unit and code 1.4 = 1)
-30 °C
+40 °C
+4 °C
130
AUX HYST
If the difference between water setpoint and water temperature is higher than this
value, backup heaters are allowed to turn on
0 °C
10 °C
3 °C
131
AUX DELAY
Time delay (minutes) before switching the backup heaters ON
0
60
10
132
OAT BOILER
If in Heat mode, the outdoor temperature is less than the value of this code, the
outdoor unit is turned OFF and the Boiler is used as heat source. Set to minimum value
if this function is not required.
-30 °C
+40 °C
-5 °C
The parameters displayed in grey are not available.
Содержание NexSirius
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