FLOWAYCLASSIC® Air handling unit Control FLOWAY Control® FLOWAY®features, as standard, an electrics box equipped with a factory-programmed PLC and a wired human machine interface. Available control features IncludedOption CLASSIC PHE - CLASSIC RHE - ACCESS RHE - VERTICAL PHE models Timer Option to define up to 6 weekly programs and 6 annual programs. The programs available are: temperature and ventila- X tion in eco/comfort mode, shut-down, night cooling and frost protection LCD display X Colour touch screen X Human Machine Interface Webserver (integrated web pages) X Room remote control with special interface for the end user X MODBUS RS485 (RTU) X MODBUS IP X Remote actuation Communication Protocols BACnet IP X and CMS KNX X LON X Filtration Monitoring filter fouling (via analogue sensor or pressure switch depending on the model) X Maintaining the air flow rate with compensation for filter fouling X Constant air volume X Ventilation Single zone management Variable air volume via the CO2 sensor X Mtiul-zone Constant supply air pressure (for installations equipped with ducted variable flow X louvres) Control of return air or supply air temperature X Temperature Room temperature control X management Automatic correction of the set-point based on the outdoor temperature X Free-cooling X Gradual action on a reversible inverter outdoor unit X Direct expansion coil** Hot/cold control X Optimised defrost cycle management X Via fresh air temperature control X Heat recovery unit Via∆ P control on the exhaust air X anti-icing Viaelectric pre-heater X Checking the heat protection for the motors X Protection of the Checking the temperature and pressure sensors X internal components Alarm if the operating limit thresholds are exceeded X Fire fault X Coil 1* pump fault X Inputs Coil 2* pump fault X (dry contacts) Remote On/Off X Eco/Comfort changeover X Auxiliary contacts AHU operating feedback X Maintenance fault summary* X Outputs Danger fault summary X (dry contacts) Configurable external heater or cooler* X On/Off coil pump no. 1* X On/Off coil pump no. 2* X * Not available on the Access RHE model ** Not available on the Classic PHE, Classic RHE-RHEZ, Vertical PHE models CATALOGUE 2021 155 155