node-red-contrib-standby

Standby/setback manager for HVAC systems. Switches between comfort, standby and frost setpoints based on operating mode. Typically driven by a weekly-schedule node.

Install

npm install node-red-contrib-standby

Usage

Send mode via msg.mode or msg.topic. Runtime setpoint overrides are also supported.

| msg | Effect | |-----|--------| | msg.mode = "comfort" | Switch to comfort setpoint | | msg.mode = "standby" | Switch to standby (comfort + offset) | | msg.mode = "frost" | Switch to frost protection setpoint | | msg.comfortSetpoint = 21 | Override comfort setpoint at runtime | | msg.standbyOffset = -3 | Override standby offset at runtime |

Output 1 — Setpoint

msg.payload = active setpoint value.

{
  "standby": {
    "mode": "comfort",
    "setpoint": 22,
    "comfortSetpoint": 22,
    "standbyOffset": -4,
    "frostSetpoint": 8
  }
}

Output 2 — Mode change

msg.payload = new mode string — sent only when mode changes.

License

MIT — sr.rpo