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pCO3 controllers are the most advanced range of Carel programmable controllers for HVAC &R.

Available version::

  • SMALL (5AI; 8DI; 4AO; 8DO), MEDIUM (8AI; 14DI; 4AO; 13DO), LARGE (10AI; 18DI; 6AO; 18DO), EXTRA LARGE (8AI; 14DI; 4AO; 29DO)
  • with build-in display or no display
  • with additional memory flash and pLAN protocol
  • with or without digital outputs SSR

Communication options on the Field Bus level

  • pLAN
  • tLAN
  • MPbus
  • CAN hydronic

Communication options on the BMS level

  • ModBus
  • CANBus
  • BACnet MS/TP
  • Ethernet
  • LONWorks

Download the specification in Pdf format here     Download

pCO3 - Controller