Manual CTR08 ENG - Air Trade Centre
Contents
1. the bypass is open if the external temperature is lower than the interior one e UNDEFINED SEASON mode yellow led is flashing the bypass is open if the external temperature is a range of 2 C of the interior temperature Icing prevention When the temperature of the expelled air falls below a fixed value the fan which supplies clean air stops while the fan that extracts exhaust air continues to run normally heating the heat exchanger Alarms Anomalies are signaled by two red luminous indicators The first one next to the label FANS flashes when a fault in the fans occurs This alarm is enabled in factory and the selection of an alarm based or on a manostat or on a taco signal is possible The second one that is placed next to the label FILTERS flashes when filters are dirty This alarm is enabled in factory and the selection of an alarm based or on a manostat or on a running time is possible Installation Installation must always be performed by qualified staff Location For optimum performances it is advisable to mount the panel onto an internal wall at about 1 1 5 m from the ground and away from heat sources like radiators hobs etc The panel should not be exposed to the direct sunlight otherwise the luminous indicators will not be visible Wiring Connect the power supply to terminals and verifying that the polarity is correct Connect the BUS to the terminal labeled s It is advisable to use a2. shielded cable with a minimum section of 0 3 mm2 Characteristics Power supply 9 30 VDC 20 mA Maximum operating temperature 0 50 C Maximum storage temperature 20 70 C
3. CTRO8 CONTROL PANEL User s Manual FANS FILTERS 38 sPcco 2 s ip PASS Introduction Control Panel CTRO8 is the most user friendly and affordable solution to manage air exchanger Users can enable the air exchange features by pressing the relevant buttons and observing the luminous indicators that provide information on the operating status of the unit Selecting the fans speed Users can set the fans speed by pressing button SPEED The speed changes every time you press the button The three green luminous indicators next to label SPEED show the selected speed or alternatively indicate if the unit is OFF in that case no luminous indicator is on Enabling the bypass During the changing of seasons outdoor climatic conditions are often more favorable than indoor microclimatic ones With the bypass it is possible to inject air from the outside and expel exhaust air while preventing the two flows from exchanging heat or rather avoiding the heating of expelled air and the cooling of injected air which is instead desirable in ordinary operating condition The control system manages automatically the bypass in three different ways the user can change the bypass mode by pushing the button BYPASS the status of the yellow led indicates the current bypass mode e WINTER mode yellow led OFF the bypass is open if the external temperature is higher than the interior one e SUMMER mode yellow led ON
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