21
English
Code
Nr.
Level
Variable Name
DESCRIPTION
VALUE RANGE
DEFAULT
Min
Max
110
Inst.
HUMIDITY LIMIT
This code defines the Humidity threshold limit to enable the output for the external
de-humidifier.
20
100
100
111
Inst.
ANTIFROST T°
This code defines the Temperature below which the water frost protection will be activated.
4 °C
10
4 °C
Climatic Curve
112
Inst.
HEAT CLIMATIC NUMBER
Use Days button to select Heat climatic curve:
0
6
0
0. - zone 1
0. No predefined climatic curve (Installer has to set the climatic curve)
1 - 6. See manual for climatic curve details
1. - zone 2
0. No predefined climatic curve (Installer has to set the climatic curve)
1 - 6. See manual for climatic curve details
113
Inst.
REGION T° O
Minimum outdoor T° depending on the country where the system is installed
(Heat Climatic Curve Zone 1 and 2)
-20 °C 10 °C
-7 °C
114
Inst.
STOP H T° O
If outdoor T° is equal to or greater than the value of this code, minimum water tempreature
is considered (Heat Climatic Curve Zone 1 and 2)
15 °C 50 °C
20 °C
115
Inst.
NO HEAT T W1
In Heat mode, minimum water T° going to terminal zone 1 (Heat Climatic Curve Zone 1)
20 °C 60 °C
20 °C
116
Inst.
MAX W T° W1
In Heat mode, maximum water T° in terminal zone 1 (Heat Climatic Curve Zone 1)
20 °C 80 °C
35 °C
117
Inst.
NO HEAT T W2
In Heat mode, minimum water T° going to terminal zone 2 (Heat Climatic Curve Zone 2)
20 °C 60 °C
40 °C
118
Inst.
MAX W T° W2
In Heat mode, maximum water T° in terminal zone 2 (Heat Climatic Curve Zone 2)
20 °C 80 °C
55 °C
119
Inst.
COOL CLIMATIC NUMBER
Use Days button to select Cool climatic curve:
0
2
0
0. - zone 1
0. No predefined climatic curve (Installer has to draw climatic curve)
1 - 2. See manual for climatic curve details
1. - zone 2
0. No predefined climatic curve (Installer has to draw climatic curve)
1 - 2. See manual for climatic curve details
120
Inst.
MAX REGION T°
Maximum outdoor T° depending on the Country where the system is installed
(Cool climatic curve zone 1 and 2)
30 °C 50 °C
40 °C
121
Inst.
COOL STOP T°
If outdoor T° is equal to or less than the value of this code, maximum water tempreature is
considered (Cool climatic curve zone 1 and 2)
0 °C
25 °C
22 °C
122
Inst.
MIN COOL W T°
In Cool mode, minimum water T° going to terminal zone 1 (Cool climatic curve zone 1)
4 °C
20 °C
12 °C
123
Inst.
MAX COOL W T°
In Cool mode, maximum water T° going to terminal zone 1 (Cool climatic curve zone 1)
4 °C
20 °C
18 °C
124
Inst.
MIN COOL W T°
In Cool mode, minimum water T° going to terminal zone 2 (Cool climatic curve zone 2)
4 °C
20 °C
6 °C
125
Inst.
MAX COOL W T°
In Cool mode, maximum water T° going to terminal zone 2 (Cool climatic curve zone 2)
4 °C
20 °C
12 °C
Backup heaters
126
Inst.
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 (2
nd
backup heater output activated after the 1
st
backup heater
output)
127
Inst.
BACKUP ELECBOIL
Defines the backup energy source:
1
2
80AW--
-M0: 2
Others: 1
1: Electrical heater
2: Gas boiler
128
Inst.
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
Inst.
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
Inst.
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
Inst.
AUX DELAY
Time delay (minutes) before switching the backup heaters ON
0
60
10
132
Inst.
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
