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7. OPERATION MANUAL
7.1. Unit Control
Air handling units control system ensures control of the physical processes that are taking place inside the air
handling unit. Control system consists of:
•
controller board;
•
fuses, power and intermediate control boards, which are installed inside the unit;
•
control panel, which can be installed in the convenient place for the user;
•
air damper actuators;
•
pressure and temperature sensors.
Control panel (7.1 Picture) is designed for remote air handling unit control, setting and display of controller pa-
rameters. Control panel LCD display with backlight allows monitoring various parameters and text messages.
Controller light signals indicate unit operation modes and failures. Air temperature, ventilation intensity, operation
modes and other parameters are set by the touch sensitive buttons.
Touch sensitive buttons located on the panel mean:
start up and shut down of the air handling unit / return to previous menu window;
entry to parameters change menu / set parameters confirmation;
navigation in the menu / parameters value change.
7.2. Switching on the Unit
After connecting the unit to the electrical power supply, on the control panel LCD displays start-up window, this is
shown in the Picture 7.3.
Unit is switched on (off) by touching and holding
switching on, unit will start operating after short delay (about 60 seconds), until air dampers open up, and fans
start running. Unit operation is indicated in the control panel by ventilation intensity and LED signals (see further).
Do not switch on the unit without connected earthing! Make sure, whether
all unit sections are tightly interconnected.
7.3. Control Panel Indication
Data is presented to the user on the control panel LCD display by numbers and text messages, also by two colour
LED signals.
Controller display start-up window is shown in the 7.3 Picture.
24
General View of the Control Panel
button for 4 seconds till sound confirms the action. After
UAB AMALVA we reserve the right to make changes without prior notice
7.1 Picture
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