73/162
AB Industrietechnik srl – Via Julius Durst, 70 – 39042 BRESSANONE (BZ) Italy – Tel: +39 0472/830626 – [email protected] – www.industrietechnik.it
Control of speed based on temperature ON/OFF (
009
=3):
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157
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- Summer control:
Treg
WCS
OFF
Fan 1
on/off speed
Treg
WCS
157
0
Modulating
fan
ON
Treg
WCS
OFF
Fan 2
on/off speed
FAN1
FAN2
Treg
WCS
OFF
Fan 3
on/off speed
FAN1
FAN3
FAN2
FAN1
FAN3
157
157
157
158
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157
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158
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9(/VSHHG >
154
[
151
-
150
@
150
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154
[
153
-
152
@
152
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9(/VSHHG >
155
[
151
-
150
@
150
IRUWKHVXSSO\DQG >
155
[
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-
152
@
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LI7UHJ:&6WKHIDQLVRII
if Treg increases and Treg > (WCS + (
157
/2)) and Treg < (WCS +
157
), speed 1 is ON,
If Treg > (WCS +
157
), speed 2 is ON,
if Treg decreases and Treg <= (WCS + (
157
/2)) and Treg > WCS, speed 1 is ON,
LI7UHJ:&6WKHIDQLVRII
)RUWKHWKUHHVSHHGIDQ
LI7UHJ:&6WKHIDQLVRII
if Treg increases and Treg > (WCS + (
157
*(1/3))) and Treg < (WCS + (
157
*(2/3))), speed 1 is ON,
