EFCB – Fan Coil Unit Controller

מאפיינים מרכזיים

  • בקר ספציפי ליישום הניתן להגדרה
  • מקומי BACnet MS / TP או Modbus (ניתן לבחירה)
  • הפעלת 24, 120 או 240 וולט
  • עד 10 כניסות ו- 15 יציאות
  • רצפי לחות וייבוש אופציונליות
  • חיישני חדר דיגיטליים חדשים לבחירה
  • Configurable inputs:
    • 4 analog inputs (0-10Vdc or 10K Ohms )
    • 3 dedicated sensor inputs
    • 3 configurable digital inputs
  • Configuable outputs:
    • 4 analog outputs
    • 4 TRIAC outputs
    • 3 fan outputs
    • Up to 4 digital outputs
  • Configurable PI (Proportional-Integral) function
  • Selectable proportional control band and dead band per ramp
  • 3-speed or ECM (analog) fan control
  • Selectable internal or external temperature sensor (10KΩ)
  • Change over by contact or external temperature sensor
  • Freeze protection
  • Optional humidifcation and dehumidifcation sequences
  • Controller available in 24Vac, 120Vac & 240Vac
  • Manual night set back or no occupancy override
  • Multi level lockable access menu
  • Lockable setpoint
  • Removable, raising clamp, non-strip terminals
  • 24Vac thermal fuse for overheat protection
  • BACnet MS/TP or Modbus RTU communication (selectable via menu)
  • Select MAC address via DIP switch or via network

BACnet MS/TP

  • MS/TP @9600, 19200, 38400 or 76800 bps
  • BACnet scheduler (up to 6 events)
  • Firmware upgradeable via network
  • COV (change of value)
  • Copy and broadcast configuration to other EFCB modules via menu or network
  • Automatic baud rate detection
  • Automatic device instance configuration

Modbus RTU

  • Modbus RTU @9600, 19200, 38400 or 57600 bps
  • RTU Slave, 8 bits (configurable parity and stop bits)
  • Connects to any Modbus RTU master
  • 2 or 4 pipe systems
  • Fan coil unit (up to 3 speeds and/or analog 0-10Vdc)
  • Cooling signal (on/off, floating or modulating 0-10Vdc)
  • Heating signal (on/off, floating, pulse or modulating 0-10Vdc)
  • Reheat signal (on/off, pulse or modulating 0-10Vdc)