123/160
AB Industrietechnik srl – Via Julius Durst, 70 – 39042 BRESSANONE (BZ) Italy – Tel: +39 0472/830626 – [email protected] – www.industrietechnik.it
Parameter
Description
Default
Min
Max
174
Minimum external temperature for free cooling (°C [°F]).
The external temperature must be greater than or equal to this value in order for free
cooling to be available for activation.
17.0[63]
10.0[50]
20.0[68]
175
Minimum control temperature for free cooling (°C [°F]).
The control temperature must be greater than or equal to this value for free cooling to
be available for activation.
22.0[72]
15.0[59]
30.0[86]
176
Maximum external temperature for free heating (°C [°F]).
The external temperature must be less than or equal to this value for free heating to
be available for activation.
28.0[82]
20.0[68]
35.0[95]
177
Maximum control temperature for free heating (°C [°F]).
The control temperature must be less than or equal to this value for free heating to be
available for activation.
33.0[91]
20.0[68]
35.0[95]
178
Hysteresis for regulation free heating/cooling (K) (°C [°F])
1.0[1.8]
0.5[1.0]
10.0 [18.0]
179
Post-heating setpoint (K) (°C [°F])
24.0 [75]
5.0 [41]
50.0 [122]
180
Post-heating proportional band or hysteresis (K) (°C [°F])
Defines the hysteresis or proportional band for the on/off or modulating post-heating
battery respectively
2.0 [3.6]
0.5 [1.0]
5.0 [9.0]
181
Differential setpoint for heat recovery (K) (°C [°F])
2.0 [3.6]
0.5[1.0]
10.0 [18.0]
182
Hysteresis for heat exchanger (K) (°C [°F])
0.5[1.0]
0.5[1.0]
181
183
Minimum speed of modulating rotary heat exchanger
0
0
184
184
Maximum speed of modulating rotary heat exchanger
100
183
100
185
Frost protection heat exchanger setpoint (°C[°F])
5.0 [41]
4.0 [39]
10.0 [50]
186
Frost protection heat exchanger action
0=reduction of the supply fan speed
1=bypass of the heat exchanger
2=activation of pre-heating electrical resistance of the heat exchanger
3=reduction of the supply fan speed and bypass of the heat exchanger
4=reduction of the supply fan speed and activation of pre-heating electrical resistance
of the heat exchanger
0
0
4
187
Percentage reduction of the supply fan speed relative to the extractor fan (%)
10
0
100
188
Activation of the heat frost protection battery
0=not enabled
1=enabled
1
0
1
189
Setpoint of the frost protection heat battery (°C[°F])
5.0 [41]
4.0 [39]
10.0 [50]
190
Frost protection heat battery hysteresis (K) (°C [°F])
2.0[3.6]
2.0[3.6]
10.0 [18.0]
191
Percentage of cooling valve opening in case of frost protection heat battery (%)
0
0
100
192
Maximum fan run time before filter is considered dirty (hours)
0=function not used
X=maximum number of fan operating hours before a warning appears on the display.
2000
0
9990
193
Value displayed on display A
0=internal sensor temperature
1=external sensor temperature
AI1
2=external sensor temperature
AI2
3=external sensor temperature
AI3
4=control temperature
(see
“8. Control sensors” page 16
)
6=
operating temperature setpoint (see
“9. Operating setpoint, economy/BOOST,
holiday modes” page 17
)
7=supply setpoint calculated in cascade control mode
8=operating
humidity setpoint
9=value of output 0..10 V
AO1
(V)
10=value of output 0..10 V
AO2
(V)
11=value of output 0..10 V
AO3
(V)
0
0
11
