Node-HIU controls and monitoring documentation

IHIU Board v3

Wiring

Ihiupcb3con

Data

  • fC Flow Rate Cold

  • tC Temperature Cold In

  • tCo Temperature Cold Out - Target

  • fH Flow Rate Hot

  • fW Flow Rate Warm

  • tH Temperature Mixed Hot in

  • tHo Temperature Hot Out

The following energy totals are added together, with 1 kWh = 1,000,000 mWh

  • kWh kWh
  • mWh mWh

Commands

  • &setPULSE=1& Sets heartbeat in seconds (between 1 and 60 seconds)

  • &setPULSE=A& Heartbeat every 10 seconds with no activity, every second with activity.

  • &PULSE=1& Send data now

PCB

Pcb3

Converted from the Heatweb wiki article “IHIU Board v3”, last edited 2017-04-17. Under review for the new site.

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