ASV305BF7XXXW smart VAV actuators provide high-performance DDC (direct digital control) of pressure-independent, VAV (variable-air-volume) functions are designed and produced for extended functionalities in HVAC systems, VAV and laboratory applications.
EY-RU305F7001W (Room unit with LCD display and temperature sensor)
EY-RU305F7002W (Room unit with LCD display, humidity, and temperature sensor)
EY-RU305F7003W (Room unit with LCD display, humidity, CO2, and temperature sensor)
ASV3 VAV compact controller
Features
Supply and return air control for individual rooms such as offices, conference rooms and hotel rooms, in conjunction with a VAV box or a damper and flow probe
Pressure control in supply and return air ducts for low-noise, energy-efficient air distribution
Measurement of differential pressure with or differential sensor I2C, 16 bits
Can be used for measuring in areas with dirty or contaminated return air
Low energy consumption and long serviceable life thanks to low wear DC motor
Electromechanical torque-based switch-off for safe operation
Extremely simple installation due to self-centering shaft adapter
Disengageable gear unit for manual adjustment and positioning of damper
Integrated control loop for the following applications:
Room climate regulation
2 x RS-485 bus interface on RJ11 and connection terminal
Communication within network via BACnet MS/TP
Connection to Room Unit via Modbus RTU
Input and output signals for connecting:
Setpoints and actual values
Power outputs for reheaters and recoolers
EY-RU305 digital room operating units
Analogue output
Delivered in pre-configured application to increase installation efficiency:
Heating/Cooling
Cooling only
Adjustable end values of the differential pressure measuring range
0…500 Pa
Efficient control algorithm for fast control loops
Priority control via switching contacts
Zero point can be calibrated
Controller comes with pre-defined program, it can be freely modified or totally reprogrammed using the corresponding engineering software
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