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Modbus VAV Controller

The ASIS/1-5000C series controllers contains the most frequently used VAV applications and has personalities for cooling only, heating only and cooling with hot water or electric reheat, and constant or intermittent fan. 

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  • 产品说明

  • Provided RS-485 communicating interface and Modbus protocol for system integration

  • Compatible with WS series zone temperature sensor

  • Provided Enable/Disable operating function

  • Provided proportional plus integral (PI) algorithm applied to modulating, floating or on/off control

  • Provided high and low limited for temperature setpoint

  • Provided floating (3-position) signal output for inlet air damper control

  • Provided modulating, floating (3-position) or on/off (2-position) signal output for re-heating control

  • Selectable direct/reverse control action

  • Provided output limited for over load protection

  • Adjustable maximum/minimum air flow volume limits

  • Provided airflow volume (CFM or CMH) display via WS series temperature sensor for VAV terminal units

  • Provided unoccupied temperature setpoint setting function for re-heating and cooling mode control

  • Selectable local (WS series or remote) temperature sensor or share sensor input

  • Provided calibrating function for temperature sensor

  • Provided remote control (RC) output function for interlocking on/off control application

  • Provided Non-volatile memory (EEPROM) retains user settings during power loss

  • Provided self-diagnostic function

  • Selectable Control off output function for floating control