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C5.1_22- 08
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2.5. Menu
Menu of panel consists of the four points:
Functions Settings
Overview Scheduling
Menu
ECONOMY 1
21,9 °C
21,3 °C
Temperature
16:30
Alarms
Operation counters
Eciency status
Detailed information
Overview
2.5.1. Overview
Main air handling unit parameters are presented
in the main windows (Chapter 2.3). All other informa-
tion, relating to the operation of the unit, malfunctions
and eciency status is detailed in overview menu.
2.5.1.1. Alarms
This menu displays the notication of existing
faults.
After failure elimination (see chapter 2.8), mes-
sages are deleted by selecting “Delete”. By clicking on
„History“ can be viewed up to 50 registered alarms.
2.5.1.2. Operation counters
This menu displays operation time of the fans, the
consumed energy of the heater and how much energy
was recovered by the heat exchanger.
2.5.1.3. Eciency status
Menu for the heat exchanger eciency and en-
ergy recovery monitoring in real time.
Also in this menu it is possible to start CF exchang-
er calibration
1
, if it was not performed during rst start
of AHU. If calibration was successful and “Calibrated”
is shown – there is no need to start calibration again.
During calibration AHU will operate for about 10 min-
utes on dierent ventilation intensities while measur-
ing internal pressure. Thus do not open AHU doors, do
not regulate duct system and do not change any set-
tings during CF calibration. If you wish to stop calibra-
tion – turn o the unit from the control panel.
2.5.1.4. Detailed information
All temperature sensor readings, functioning of
separate air handling unit elements and other de-
tailed information is available in this menu.
1
Only in CF units.
Functions Settings
Overview Scheduling
Menu
Operation counters
Air heater
121 kWh
Supply fan
873 h
Exhaust fan
875 h
Recovered energy
1440 kWh
21A
Electric heater overheating
3B
VAV calibration fail
Alarms
Delete History
Detailed information
Supply air ow
350 m
3
/h
1 / 3
Supply air temperature
21,9 °C
Extract air temperature
22,1 °C
Outdoor air temperature
16,6 °C
Water temperature
25,3 °C
Calibrated
CF exchanger calibration
Efficiency status
83%
Energy saving
90%
Energy recovery
4,1 kW
Heat exchanger efficiency