Week Schedule; Schedule Airflow Settings; Edit Schedule - SystemAir SAVE VTR 100/B Betriebs- Und Wartungsanleitung

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| Configuration
Alarm name
Overheat temperature
Low supply air temperature
CO₂
RH
Output in manual mode
Alarm Fire Alarm can be only activated with a digital signal from a smoke/fire detection system or similar. Digital in-
put has to be configured as Fire Alarm for this alarm to work.
Digital output configured as Sum Alarm sends a generic signal every time the alarm is triggered, except for alarms Ex-
ternal stop, Output in manual mode and Manual Fan Stop. This signal does not specify the alarm type.
7.7.3

Week Schedule

The unit can be configured to operate at set airflow levels up to two time periods (00:00–23:59) on user
selected days.
Week Schedule is active only during AUTO mode.

7.7.3.1 Schedule airflow settings

Touch settings icon to go to SCHEDULE AIRFLOW SETTINGS menu. In this menu set airflow level for
scheduled and unscheduled periods. Available levels: Off, Low, Normal, High or Demand.
Set temperature setpoint offset for both periods (-10°C – 0°C).
Demand level is available only if Demand Control or External fan function is active.

7.7.3.2 Edit schedule

Touch icon at the bottom left corner of the screen to add a new schedule or press EDIT button to modify
already added schedule.
Explanation
Temperature after reheater is too
high.
Active: (Overheat temperature
sensor measures > 55°C)
Returned: (Overheat temperature
sensor measures < 50°C)
Supply air temperature is too low.
Active: (Outdoor air temperature
sensor measures < 0°C) AND (Supply
air temperature sensor measures <
5°C)
Returned: (Supply air temperature
sensor measures > 10°C)
External CO sensor malfunction.
2
External relative humidity sensor
malfunction.
One or more of analogue outputs are
in manual mode.
Do the following
Alarm is possible if supply airflow is
too low when the reheater is
switched on.
Check the supply airflow.
Check that intake grille is not
blocked.
Check that shut off damper for
outdoor air is open in operation.
Contact your installation company or
place of purchase.
Check the heat exchanger and re-
heater or refer to Point 2 in
"Troubleshooting" menu.
Check that sensor is connected
properly and cable is not damaged.
In case sensor wireless – check
RS485 gateway status and sensor
status in HMI.
Contact your installation company or
place of purchase.
Check that sensor is connected
properly and cable is not damaged.
In case sensor wireless – check
RS485 gateway status and sensor
status in HMI.
Contact your installation company or
place of purchase.
Check Service menu for Output
settings, and check all configured
outputs to be in Auto mode. If any
outputs in Manual - change back to
Auto mode.
GB
212193 | v04