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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
141
Humidity neutral zone (%r.h.)
6.0
4.0
20.0
142
Humidity setpoint (%r.h.)
50.0
0
100
143
Humidity proportional band (%r.h.)
5.0
2.0
100
144
Humidity integral time (s). Parameter used to control the 0...10 V modulating valves in
cooling mode
If
144
=0, the integral action is excluded.
0
0
999
145
Activation of minimum humidity supply limit
0=not enabled
1=enabled
0
0
1
146
Lower humidity supply setpoint limit (%r.h.)
20.0
10.0
50.0
147
Activation of maximum humidity supply limit
0=not enabled
1=enabled
0
0
1
148
Higher humidity supply setpoint limit (%r.h.)
75.0
50.0
90.0
149
Proportional band of humidity limit (%r.h.)
5.0
3.0
30.0
150
Minimum voltage of supply fan
0
0
151
151
Maximum voltage of supply fan
10.0
150
10.0
152
Minimum voltage of extractor fan
0
0
153
153
Maximum voltage of extractor fan
10.0
152
10.0
154
Speed 1 of the modulating fans:
- percentage of the range (
151
-
150
) for the supply fan,
- percentage of the range (
153
-
152
) for the extractor fan.
10
0
100
155
Speed 2 of the modulating fans:
- percentage of the range (
151
-
150
) for the supply fan,
- percentage of the range (
153
-
152
) for the extractor fan.
65
0
100
156
Speed 3 of the modulating fans:
- percentage of the range (
151
-
150
) for the supply fan,
- percentage of the range (
153
-
152
) for the extractor fan.
100
0
100
157
Fan hysteresis (with fan control in temperature) (°C [°F])
1.0 [1.8]
1.0 [1.8]
5.0 [9.0]
158
Step activation of the modulating fans:
10
0
100
159
Start delay in control of start-up (s).
Defines the minimum delay from the switching on the appliance before the control of
the valves and/or electrical resistances and fans begins.
0
0
600
160
Ventilation off delay(s)
Defines the minimum delay for maintaining operation of the fan after deactivation of the
control of the valves and/or heating elements.
30
0
600
161
Pressure setpoint
1500
206
207
162
Proportional band for pressure regulation
300
1
1000
163
Integral time for pressure regulation (s).
If
163
=0, the integral action is excluded.
0
0
1000
164
Minimum opening of modulating damper (%)
10
0
165
165
Maximum modulating damper opening (%)
100
164
100
166
Damper off delay (s)
30
0
600
167
Air change setpoint IAQ (ppm)
1000
0
2000
168
IAQ proportional band (ppm)
200
50
2000
169
IAQ integral time(s). Parameter used to control IAQ 0..10V
If
169
=0, the integral action is excluded.
0
0
999
170
Enabling of free cooling/heating
0=not enabled
1=free cooling enabled
2=free heating enabled
3=free cooling and free heating enabled
4=free cooling in cooling only enabled
5=free heating in heating only enabled
6=free cooling in cooling only and free heating in heating only enabled
0
0
6
171
Differential setpoint for free cooling/heating (K) (°C [°F])
4.0[7.2]
0.4[0.8]
10.0 [18.0]
172
Free cooling/heating proportional band (K) (°C [°F])
2.0[3.6]
0.4[0.8]
10.0 [18.0]
173
Differential setpoint for free cooling/heating max (K) (°C [°F]).
Defines the temperature difference between the external temperature and the control
temperature, beyond which the free cooling/heating, if active, is shut down
10.0[18.0]
5.0[9.0]
20.0 [36.0]
