PU SENS 01 CONTENTS Safety requirements ..................................3 Purpose ........................................ 4 Technical data ....................................4 Overall dimensions [mm] ................................. 4 Mounting and set-up .................................. 5 Battery replacement ..................................6 Control panel operation ................................7 Control panel ....................................7 1. Main menu ....................................7 2.
SAFETY REQUIREMENTS • Please read the user’s manual carefully prior to installing and operating the unit. • All user’s manual requirements as well as the provisions of all the applicable local and national construction, electrical, and technical norms and standards must be observed when installing and operating the unit. •...
PU SENS 01 PURPOSE The sensor control panel is designed to control domestic and industrial air handling units as well as other air processing units. It is rated for continuous operation. THE UNIT SHOULD NOT BE OPERATED BY CHILDREN OR PERSONS WITH REDUCED PHYSICAL, MENTAL, OR SENSORY CAPACITIES, OR THOSE WITHOUT THE APPROPRIATE TRAINING.
MOUNTING AND SET-UP READ THE USER'S MANUAL BEFORE INSTALLING THE UNIT. DO NOT LAY THE CABLE IN CLOSE PROXIMITY TO THE CONTROL PANEL CABLE! WHILE ROUTING THE CONTROL PANEL CABLE DO NOT COIL THE EXTRA LENGTH. RECOMMENDED CROSS-SECTIONS OF THE CABLE CONNECTING THE CONTROL PANEL TO THE UNIT Cable cross section ≥...
PU SENS 01 Battery replacement The battery keeps the internal clock running while the unit is disconnected from power supply. If the unit is disconnected from power supply and the battery is low, the clock stops and the day and time settings are reset. This leads to incorrect date and time indication when the unit is on and, as a result, to incorrect scheduled operation of the unit.
CONTROL PANEL OPERATION Control panel Ventilation units are controlled via a sensor control panel. The Main menu is shown after switching on the control panel. 1. Main menu The Main menu contains the date, current humidity, time, temperature and set air flow. This menu also works as a hub for accessing the main control panel functions and menus.
PU SENS 01 3. Fan speed changeover • Press the AIR FLOW button to select the desired fan speed. The unit has four speed stages: — first speed — second speed — third speed — humidity control mode. The fan speed is regulated depending on the humidity setting.
4. Temperature setting • TEMPERATURE Press the button • DUCT Select the set temperature type: (temperature in the air ROOM duct) (temperature in the room). • Then use to set the desired temperature parameter value. • Press ENTER to save the set parameter. •...
PU SENS 01 6. Engineering menu • ENG. MENU To enter the Engineering menu press in the User menu. • Enter the password (1111 by default). • Press OK. RESET When the incorrect password is entered press and enter the password again.
7. Air flow setting • AIR FLOW SETTING Select the item from the Engineering menu and ENTER press • Select the edited speed value (the selected value is highlighted with a rectangle). • buttons to set the air flow value for each fan speed stage.
PU SENS 01 10. Extra options • EXTRA OPTIONS Select the item in the Engineering menu and press ENTER • HEATING CONTROL activates heater operation. HEATING CONTROL MODE SUPPLY Before activating the turn off the FAN OFF MODE by selecting the button.
11. Password change • PASSWORD CHANGE Select the submenu from the Engineering menu ENTER and press • Then enter the new password for accessing the Engineering menu. • Press OK. • RESET When the incorrect password is entered press and enter the password again.
PU SENS 01 14. Humidity setting • HUMIDITY SETTING Select the item in the Engineering menu and press ENTER • Then select the humidity control location: DUCT — the humidity level is controlled in the extract duct upstream of the heat exchanger. Make sure that a duct humidity sensor is included in the scope of delivery to control duct humidity.
16. Control panel temperature sensor correction • TEMPERATURE To correct the panel temperature sensor indications select CORRECTION submenu from the Engineering menu and press ENTER • Then use the buttons to set the temperature correction for the room temperature sensor installed in the control panel casing. THE DEFAULT FACTORY SETTING FOR THE TEMPERATURE SENSOR CORRECTION IS -4 °C.
PU SENS 01 19. AUTO mode (scheduled operation) • AUTO mode enables scheduled operation of the ventilation unit. The unit runs at the preset speed and temperature during the specified time periods. STANDBY The unit is in the mode between the operating periods. •...
The date and time on the control panel must be set correctly (described in the present manual). • The unit operation schedule is programmed for each day of the week individually. • The schedule contains 6 lines with parameters for setting the operating modes within one day. To select the other day of the week, click on the day of the week in the upper right corner of the screen.
PU SENS 01 21. Timer • TIMER To activate the timer press in the control panel Main menu. • To set up the TIMER mode press to enter the User menu, see para. 5, and press TIMER ADJUST TIMER AUTO mode has a higher priority than the mode and manual control settings of air flow and temperature.
22. Motor hours MOTOR HOURS function enables the user to set up filter cleaning or replacement periodicity. Upon expiration of the preset time the panel displays a filter cleaning or replacement indicator. The indicator is displayed every 24 hours. RESET Press the button to reset the motor hours.
PU SENS 01 ERROR CODE DESCRIPTION HEATER TYPE ERROR CODE ELECTRIC WATER Outdoor temperature sensor malfunction. Malfunction of the heat exchanger freezing protection sensor. Return heat medium temperature sensor malfunction. Water heater freeze protection sensor malfunction. Duct temperature sensor malfunction. Supply fan malfunction.
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