{
  "default": {
    "system": {
      "serialTIL": {
        "title": "Contract serial number"
      },
      "serialHIU": {
        "title": "HIU serial number"
      },
      "serialController": {
        "title": "HIU controller serial number"
      },
      "serialHeatMeter": {
        "title": "Heat meter serial number"
      },
      "plot": {
        "title": "Plot identity"
      },
      "timestamp": {
        "title": "Time of last data received"
      },
      "node": {
        "title": "Communications node serial number"
      },
      "nodeId": {
        "title": "Communications node identity",
        "topicId": 2
      },
      "networkId": {
        "title": "Communications network identity",
        "topicId": 1
      },
      "deviceType": {
        "title": "Type of device, space seperated",
        "topicId": 3,
        "examples": [
          "node",
          "hiu",
          "hiu-group",
          "substation",
          "dp temp sensor",
          "pump-group"
        ]
      },
      "Firmware": {
        "title": "HIU firmware version"
      },
      "network": {
        "title": "Network identity"
      },
      "Serial": {
        "title": "HIU controller serial number"
      },
      "lastcontact": {
        "title": "Time of last data from device"
      },
      "time": {
        "title": "Timestamp of last data from device"
      },
      "Nodeware": {
        "title": "Node firmware firsion"
      },
      "usb": {
        "title": "USB port for HIU"
      },
      "property": {
        "title": "Property identity"
      },
      "tempid": {
        "title": "Temporary identity"
      }
    },
    "stat": {
      "state": {
        "title": "Device state",
        "default": "ok",
        "examples": [
          "on",
          "off",
          "ok",
          "warning",
          "alarm"
        ],
        "topicId":5
      },
      "alarms": {
        "title": "Number of current alarms",
        "default": 0
      },
      "beacon": {
        "title": "Communications heart-beat"
      },
      "warnings": {
        "title": "Number of warnings"
      },
      "vHDHW24": {
        "title": "Volume drawn today from network for hot water",
        "units": "litres"
      },
      "vHStanby24": {
        "title": "Volume drawn today from network for keep-warm",
        "units": "litres"
      },
      "vHCH24": {
        "title": "Volume drawn today from network for central heating",
        "units": "litres"
      },
      "vH24": {
        "title": "Total volume drawn today from network",
        "units": "litres"
      },
      "vwatH24": {
        "title": "Volume weighted network flow temperature for today",
        "units": "°C"
      },
      "vwatHoDHW24": {
        "title": "Volume weighted network return temperature for hot water today",
        "units": "°C"
      },
      "vwatHoStanby24": {
        "title": "Volume weighted network return temperature for keep-warm today",
        "units": "°C"
      },
      "vwatHoCH24": {
        "title": "Volume weighted network return temperature for central heating today",
        "units": "°C"
      },
      "vwatHo24": {
        "title": "Volume weighted network return temperature for today",
        "units": "°C"
      },
      "vC": {
        "title": "Total volume of hot water drawn through HIU",
        "units": "litres"
      },
      "DHWCount": {
        "title": "Number of hot water deliveries"
      },
      "e_TEMPERATURESENSORS": {
        "title": "Error on tempweature sensor"
      },
      "e_FLOWSENSOR": {
        "title": "Error on flow temperature"
      },
      "e_PRIMARYCONTROL": {
        "title": "Error with primary control"
      },
      "e_DISTRICTHEATING": {
        "title": "Error on heat network"
      },
      "e_CHRETURNTEMP": {
        "title": "Error on heating return"
      },
      "e_DHWTEMP": {
        "title": "Error on hot water temperature"
      },
      "e_DISTRICTHEATINGTEMP": {
        "title": "Error on network supply temperature"
      },
      "e_DHRETURNTEMP": {
        "title": "Error on network return temperature"
      },
      "e_CENTRALHEATING": {
        "title": "Error on central heating"
      },
      "e_WARMUPTIMER": {
        "title": "Error on heat-up"
      },
      "e_CHTEMPWARNING": {
        "title": "Warning on central heating temperature"
      },
      "e_CHTEMPERROR": {
        "title": "Error on central heating temperature"
      },
      "lastvCrun": {
        "title": "Volume drawn during last hot water delivery",
        "units": "litres"
      },
      "lastvClen": {
        "title": "Duration of last hot water delivery",
        "units": "seconds"
      },
      "lasttCo": {
        "title": "Temperature of last hot water delivery",
        "units": "°C"
      },
      "lasttH": {
        "title": "Primary temperature for last hot water delivery",
        "units": "°C"
      },
      "lasttHoDHW": {
        "title": "Primary return temperature for last hot water delivery",
        "units": "°C"
      },      
      "lastvCavr": {
        "title": "Average flow rate of last hot water delivery",
        "units": "ltr/min"
      },
      "lastchBal": {
        "title": "Balancing of last central heating delivery"
      },
      "last_vCrun": {
        "title": "Volume drawn during last hot water delivery",
        "units": "litres"
      },
      "last_vClen": {
        "title": "Duration of last hot water delivery",
        "units": "seconds"
      },
      "last_vCavr": {
        "title": "Average flow rate of last hot water delivery",
        "units": "ltr/min"
      },
      "last_chBal": {
        "title": "Balancing of last central heating delivery"
      },
      "tis": {
        "title": "Time in current HIU state",
        "units": "seconds"
      }
    },
    "dat": {
      "tH": {
        "title": "Primary hot supply temperature",
        "units": "°C"
      },
      "tHo": {
        "title": "Primary return temperature",
        "units": "°C"
      },
      "tC": {
        "title": "DHW cold in temperature",
        "units": "°C"
      },
      "tCo": {
        "title": "DHW hot out temperature",
        "units": "°C"
      },
      "tIn": {
        "title": "Input temperature",
        "units": "°C"
      },
      "tOut": {
        "title": "Output temperature",
        "units": "°C"
      },
      "tF": {
        "title": "Flow temperature",
        "units": "°C"
      },
      "tR": {
        "title": "Return temperature",
        "units": "°C"
      },
      "tRC": {
        "title": "Common return temperature",
        "units": "°C"
      },
      "tHeader": {
        "title": "Header output temperature",
        "units": "°C"
      },
      "tCylT": {
        "title": "Cylinder temperature (top)",
        "units": "°C"
      },
      "fC": {
        "title": "Flow rate to hot water",
        "units": "ltr/min"
      },
      "dpH": {
        "title": "Differential pressure on network",
        "units": "bar"
      },
      "runtimeDHW": {
        "title": "Current hot water duration",
        "units": "seconds"
      },
      "pCH": {
        "title": "Central heating pressure",
        "units": "bar"
      },
      "stat": {
        "title": "Room thermostat demand"
      },
      "st": {
        "title": "HIU state"
      },
      "tHoCH": {
        "title": "Network return temperature from central heating",
        "units": "°C"
      },
      "xDHW": {
        "title": "Hot water valve steps",
        "units": "/270"
      },
      "fHDHW": {
        "title": "Network flow rate for hot water"
      },
      "eT": {
        "title": "Error temperature",
        "units": "°C"
      },
      "TTdhw": {
        "title": "Hot water target temperature",
        "units": "°C"
      },
      "eS": {
        "title": "Error state"
      },
      "tHoDHW": {
        "title": "Network return temperature from hot water",
        "units": "°C"
      },
      "tCHo": {
        "title": "Central heating supply temperature",
        "units": "°C"
      },
      "pump": {
        "title": "Central heating pump on"
      },
      "xCH": {
        "title": "Central heating valve steps",
        "units": "/270"
      },
      "fHCH": {
        "title": "Network flow rate for central heating",
        "units": "ltr/min"
      },
      "vH": {
        "title": "Network volume drawn in total"
      }
    },
    "settings": {
      "magic": {
        "title": "Magic spell"
      },
      "title": {
        "title": "Device name",
        "topicId": 4
      },
      "setpoint": {
        "title": "Hot water setpoint temperature",
        "units": "°C"
      },
      "WarmupBoost": {
        "title": "Warm-up boost flow rate",
        "units": "ltr/min"
      },
      "EcoMode": {
        "title": "Keep-warm mode"
      },
      "PressureMode": {
        "title": "Differential pressure calculation mode"
      },
      "PowerUpCounter": {
        "title": "Power-up counter"
      },
      "ErrorCounter": {
        "title": "Error counter"
      },
      "DHReturnLimit": {
        "title": "Network return limit temperature",
        "units": "°C"
      },
      "HESupply": {
        "title": "Central heating setpoint temperature",
        "units": "°C"
      },
      "PumpTimeout": {
        "title": "Central heating pump time-out",
        "units": "seconds"
      },
      "PumpProtection": {
        "title": "Pump protection enabled"
      },
      "HEProtectionMode": {
        "title": "Network return limit enabled"
      },
      "DHWExchangerAntiLegionella": {
        "title": "Legionella cycle enabled"
      },
      "DHWExchangerEcoHeatTemperature": {
        "title": "Keep-warm temperature",
        "units": "°C"
      },
      "DHWExchangerEcoHeatTime": {
        "title": "Keep-warm time-out",
        "units": "minutes"
      },
      "CHHeaterCurveSlope": {
        "title": "Weather compensation curve"
      },
      "CHHeaterCurveDisplacement": {
        "title": "Weather compensation displacement"
      },
      "CentralHeatingControl": {
        "title": "Central heating enabled"
      },
      "PrePayShutOff": {
        "title": "Services enabled"
      },
      "pFill": {
        "title": "System fill pressure",
        "units": "bar",
        "min": 1.5,
        "max": 6,
        "default": 2.2
      }
    },
    "property": {
      "plot": {
        "title": "Plot identity"
      },
      "class": {
        "title": "Plot classes"
      },
      "plotCount": {
        "title": "Plot index"
      },
      "block": {
        "title": "Block identity"
      },
      "core": {
        "title": "Core identity"
      },
      "floor": {
        "title": "Floor"
      },
      "floorArea": {
        "title": "Floor area",
        "units": "m2"
      },
      "postCode": {
        "title": "Post code"
      },
      "occupancy": {
        "title": "Occupancy, bedrooms and peaople"
      },
      "kwCH": {
        "title": "Peak central heating power",
        "units": "kW"
      },
      "kwDHW": {
        "title": "Peak hot water power",
        "units": "kW"
      },
      "transferTypeCH": {
        "title": "Central heating connection type"
      },
      "emitterTypeCH": {
        "title": "Central heating emitter type"
      },
      "transferTypeDHW": {
        "title": "Hot water connection type"
      },
      "vStoreDHW": {
        "title": "Volume of hot water cylinder",
        "units": "litres"
      }
    },
    "meter": {
      "tF": {
        "title": "Flow temperature",
        "units": "°C"
      },
      "tR": {
        "title": "Return temperature",
        "units": "°C"
      },
      "fR": {
        "title": "Flow rate",
        "units": "litres/minute"
      },
      "m3": {
        "title": "Volume",
        "units": "m3"
      },
      "m3h": {
        "title": "Flow rate",
        "units": "m3/h"
      },
      "kw": {
        "title": "Power",
        "units": "kW"
      },
      "kwh": {
        "title": "Energy",
        "units": "kWh"
      },
      "tDiff": {
        "title": "Temperature difference",
        "units": "°C"
      },
      "tErrorHM": {
        "title": "Tempreature sensor error",
        "units": "°C"
      }
    },
    "alarm": {
      "relay": {
        "title": "Fault relay alarm"
      },
      "mcb": {
        "title": "Circuit breaker trip alarm"
      }
    }
  }
}