5
– View / modify setpoints and Schedule
Upper return temperature
.
If the return temperature reading rises over
this setpoint value, the AHU will try to cool down the supply air.
Lower return temperature
.
If the return temperature reading lowers under
this setpoint value, the AHU will try to heat up the supply air.
Lower return temperature.
When the AHU is cooling, it will not supply
air cooler than this temperature setpoint.
Upper supply temperature.
When the AHU is heating, it will not supply
air warmer than this temperature setpoint.
Return humidity
.
Return humidity value that is intended to be reached by
the humidifier.
Maximum supply humidity
. When the AHU is humidifying, it will not
exceed this value in the supply air.
Airflow setpoints
.
Depending on the AHU’s configuration, they will be
showed in flow units [l/s] or pressure units [Pa]
Supply and return have independent setpoints.
Time switch program
.
Here the schedule is set up by the user when
there is no external BMS or when needed.
Initially, the Monday start/stop timing is set and afterwards it can be
copied on the rest of the required weekdays.
Start time
Stop time
Copy schedules
from Monday
4
– Date / time adjust
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6
– Alarms
Red Alarm
Button
Active Alarm
Press the
button
When the
malfunction has
been resolved
Press the
button
Acknowledge and execute
Date and time when it has
been produced
Alarm button
not lighted
Alarm
deactivated
Alarm
Description
Alarm priority
Critical A: stops the unit
Low B: does not stop the unit
S/QGTKMCONTROL/EN/1
based in software v3.44