{
 "manufacturer": "Daikin Applied",
 "manufacturer_slug": "daikin-applied",
 "model": "EWAT-B air-cooled chiller (Daikin Applied Europe)",
 "model_slug": "ewat-b-bacnet",
 "aliases": [
  "EWAT-B",
  "EWAT B",
  "EWAT-B-SS",
  "EWAT-B-SL",
  "EWAT-B-SR",
  "EWAT-B-XS",
  "EWAT-B-XL",
  "EWAT-B-XR",
  "NASH",
  "D-EIGOC00103"
 ],
 "equipment_type": "Air-cooled scroll chiller controller",
 "applies_to": "Daikin Applied Europe EWAT-B air-cooled scroll chillers (MicroTech 4, software \"NASH\"), including the free-cooling and heat recovery options.",
 "summary": "The EWAT-B air-cooled chillers use a MicroTech 4 controller running the \"NASH\" software. BACnet IP or BACnet MS/TP comes from a POL908/POL904 module or the onboard software option. The list covers unit enable, mode and network setpoints, heat recovery, free cooling, variable primary flow, per-circuit refrigerant and fan data for up to three compressors per circuit, and alarm objects.",
 "bacnet_transport": [
  "BACnet IP",
  "BACnet MS/TP"
 ],
 "firmware": "NASH 2.14.A (latest revision listed)",
 "default_device_instance": 1,
 "access_inferred": false,
 "notes": [
  "The newer EWA(F)T-B-C units (software ARES, guide D-EIGOC00107-24_04EN) have their own, larger list with the same core instances.",
  "The PDF cover and page headers read D-EIGOC00103-22_02EN_EWAT-B, but its revision table runs to D-EIGOC00107-24_02EN_EWAT-B (12/07/2024, NASH 2.14.A), which matches the file name.",
  "Heat recovery, free-cooling and variable-flow objects only apply when the unit has those options.",
  "Several warning objects (instances 540-562) are printed as AI with NoAlarm/Alarm states; type kept as printed.",
  "AV 1997 is printed for both C1'FanStatus and C2'FanStatus; C2'FanStatus is listed without an instance.",
  "Access \"W (Prio 8)\" is shown as C; plain \"W\" as W. Units \"°Dc\" (temperature difference) are shown as dK."
 ],
 "source": {
  "title": "BAS Integration guide - BACnet protocol (EWAT-B)",
  "doc_number": "D-EIGOC00103-22_02EN_EWAT-B",
  "revision_date": "2024-07",
  "url": "https://www.daikin.co.uk/content/dam/document-library/installation-manuals/as/air-cooled-chiller/ewat-b-ss/EWAT-B_BAS%20Integration%20Guide%20BACNet_D-EIGOC00107-24_02_English.pdf"
 },
 "integration": {
  "summary": "Select network control at the unit (CtrlSource BI 3 then reads Network), enable the chiller with UnitEnableStp, and write the mode, cool setpoint and capacity limit at priority 8. Monitor unit status, leaving water temperature, the generic alarm and the fault code.",
  "minimum_points": [
   {
    "ref": "BV 2",
    "name": "UnitEnableStp",
    "why": "Network enable/disable of the chiller"
   },
   {
    "ref": "MV 3",
    "name": "UnitModeSetpointNetwork",
    "why": "Ice / cool / heat / pursuit mode command"
   },
   {
    "ref": "AV 4",
    "name": "NetworkCoolTempSetpoint",
    "why": "Leaving water cool setpoint from the BMS"
   },
   {
    "ref": "AV 3",
    "name": "NetworkCapacityLimitSetpoint",
    "why": "Capacity limit from the BMS"
   },
   {
    "ref": "BV 8",
    "name": "ClearAlarm",
    "why": "Clear alarms from the network"
   },
   {
    "ref": "BI 3",
    "name": "CtrlSource",
    "why": "Shows whether network control is active"
   },
   {
    "ref": "MV 1",
    "name": "UnitStatus",
    "why": "Chiller run state"
   },
   {
    "ref": "AI 2",
    "name": "EvapLvgWTemp",
    "why": "Leaving chilled water temperature"
   },
   {
    "ref": "BI 10",
    "name": "AlarmOutput",
    "why": "Any active alarm"
   },
   {
    "ref": "AV 905",
    "name": "AVFaultAlarmCode",
    "why": "Active fault alarm code"
   }
  ],
  "enable": "CtrlSource (BI 3) reads 0 = Network / 1 = Local and is read-only over BACnet, so network control has to be selected at the unit; the guide does not describe that step. With network control active the BMS writes UnitEnableStp (BV 2) = Enable, then the mode (MV 3) and network setpoints.",
  "heartbeat": null,
  "remote_sensors": "VarFlow'LoadDPres (AI 1905, plant differential pressure) is marked writable for variable primary flow; the guide does not say whether the BMS must supply it.",
  "setup": [
   "BACnet IP comes from the POL908 module or, on MicroTech 4, the onboard BACnet IP software option (enabled under Commissioning > Configuration > Software Options with an unlock password).",
   "BACnet MS/TP comes from the POL904 module or the onboard BACnet MS/TP software option.",
   "BACnet IP defaults: device instance 1, UDP port 47808, DHCP off; set Apply Changes = Yes after editing, which restarts the controller.",
   "BACnet MS/TP module defaults: MAC address 24, 38400 baud, Max Master 127, Max Info Frames 1; the device instance is derived from the production number and date code. Cycle power after changing the address.",
   "EDE files are regenerated each time the BACnet server starts and can be downloaded by FTP from the POL908; re-export them after any configuration change."
  ],
  "gotchas": [
   "The guide marks the enable, alarm-reset, mode and main network setpoint objects as written at priority 8 (access C here); write them at priority 8.",
   "Compressor start counters and run-hour AVs are marked writable; don't write them from the BMS.",
   "Alarms come as Warning, Problem and Fault index/code AVs (900-905); decode them with the alarm code table in section 5.1 of the guide.",
   "MV 4 Units selects metric or English units for the BACnet values; set it once, not cyclically."
  ]
 },
 "points": [
  {
   "type": "BI",
   "instance": 3,
   "name": "CtrlSource",
   "description": "Unit - Control Source",
   "units": "",
   "access": "R",
   "states": "0=Network, 1=Local"
  },
  {
   "type": "BI",
   "instance": 7,
   "name": "EnableOutput",
   "description": "Unit - Enabled State",
   "units": "",
   "access": "R",
   "states": "0=Disabled, 1=Enabled"
  },
  {
   "type": "BI",
   "instance": 5,
   "name": "RunEnabled",
   "description": "Unit - Run Allowed",
   "units": "",
   "access": "R",
   "states": "0=Off, 1=Allowed"
  },
  {
   "type": "BI",
   "instance": 6,
   "name": "UnitLimited",
   "description": "Unit - Capacity Limited",
   "units": "",
   "access": "R",
   "states": "0=NotLimited, 1=Limited"
  },
  {
   "type": "BI",
   "instance": 10,
   "name": "AlarmOutput",
   "description": "Unit - Generic Alarm",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BI",
   "instance": 2,
   "name": "EvapWFlowState",
   "description": "Evaporator - Water Flow State",
   "units": "",
   "access": "R",
   "states": "0=NoFlow, 1=Flow"
  },
  {
   "type": "BI",
   "instance": 4,
   "name": "UnitOnOff",
   "description": "Unit - Operating State",
   "units": "",
   "access": "R",
   "states": "0=ThermoOff, 1=ThermoOn"
  },
  {
   "type": "BV",
   "instance": 2,
   "name": "UnitEnableStp",
   "description": "Unit - Enable Setpoint",
   "units": "",
   "access": "C",
   "states": "0=Disable, 1=Enable"
  },
  {
   "type": "BV",
   "instance": 8,
   "name": "ClearAlarm",
   "description": "Unit - Alarm Reset Setpoint",
   "units": "",
   "access": "C",
   "states": "0=None, 1=Clear"
  },
  {
   "type": "MV",
   "instance": 2,
   "name": "ActMode",
   "description": "Unit - Active Operation Mode",
   "units": "",
   "access": "R",
   "states": "1=Ice, 2=Cool, 3=Heat, 4=Pursuit"
  },
  {
   "type": "AV",
   "instance": 5,
   "name": "ActTempStp",
   "description": "Unit - Active Temperature Setpoint",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 2,
   "name": "ActCapacity",
   "description": "Unit - Actual Capacity",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 1,
   "name": "ActCapacityLim",
   "description": "Unit - Active Capacity Limit",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "MV",
   "instance": 1,
   "name": "UnitStatus",
   "description": "Unit - Status",
   "units": "",
   "access": "R",
   "states": "1=Off, 2=Start, 3=Run, 4=PreShutdown, 5=Service"
  },
  {
   "type": "AI",
   "instance": 1,
   "name": "EvapEntWTemp",
   "description": "Evaporator Entering Water Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2,
   "name": "EvapLvgWTemp",
   "description": "Evaporator Leaving Water Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 7,
   "name": "HeatRec'EnableStp",
   "description": "Heat Recovery - Enable Setpoint",
   "units": "",
   "access": "C",
   "states": "0=Disable, 1=Enable"
  },
  {
   "type": "AI",
   "instance": 177,
   "name": "HeatRec'EntWTemp",
   "description": "Heat Recovery - Entering Water Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 150,
   "name": "HeatRec'LvgWTemp",
   "description": "Heat Recovery - Leaving Water Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5,
   "name": "OutdoorAirTemp",
   "description": "Outside Air Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 993,
   "name": "AvgCurrent",
   "description": "Unit - Average Current",
   "units": "A",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 992,
   "name": "AvgVoltage",
   "description": "Unit - Average Voltage",
   "units": "V",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 994,
   "name": "ActPower",
   "description": "Unit - Active Power",
   "units": "kW",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 902,
   "name": "AVWarningAlarm",
   "description": "Unit Alarm - Warning Index",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 900,
   "name": "AVProblemAlarm",
   "description": "Unit Alarm - Problem Index",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 901,
   "name": "AVFaultAlarm",
   "description": "Unit Alarm - Fault Index",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 903,
   "name": "AVWarningAlarmCode",
   "description": "Unit Alarm - Warning Code",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 904,
   "name": "AVProblemAlarmCode",
   "description": "Unit Alarm - Problem Code",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 905,
   "name": "AVFaultAlarmCode",
   "description": "Unit Alarm - Fault Code",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "MV",
   "instance": 3,
   "name": "UnitModeSetpointNetwork",
   "description": "Unit - Operation Mode Setpoint",
   "units": "",
   "access": "C",
   "states": "0=NULL, 1=Ice, 2=Cool, 3=Heat, 4=Pursuit"
  },
  {
   "type": "AV",
   "instance": 4,
   "name": "NetworkCoolTempSetpoint",
   "description": "Unit - Cool Temperature Setpoint",
   "units": "°C",
   "access": "C",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 7,
   "name": "NetworkIceTempSetpoint",
   "description": "Unit - Ice Temperature Setpoint",
   "units": "°C",
   "access": "C",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 6,
   "name": "NetworkHeatTempSetpoint",
   "description": "Unit - Heat Temperature Setpoint",
   "units": "°C",
   "access": "C",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 3,
   "name": "NetworkCapacityLimitSetpoint",
   "description": "Unit - Capacity Limit Setpoint",
   "units": "%",
   "access": "C",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 99,
   "name": "C1'CondRefPressure",
   "description": "Circuit 1 - Condenser Refrigerant Pressure",
   "units": "kPa",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 34,
   "name": "C1'CondSatRefTemp",
   "description": "Circuit 1 - Condeser Saturated Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 141,
   "name": "C1'EvapRefPressure",
   "description": "Circuit 1 - Evaporator Refrigerant Pressure",
   "units": "kPa",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 68,
   "name": "C1'EvapSatRefTemp",
   "description": "Circuit 1 - Evaporator Saturated Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 100,
   "name": "C2'CondRefPressure",
   "description": "Circuit 2 - Condenser Refrigerant Pressure",
   "units": "kPa",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 35,
   "name": "C2'CondSatRefTemp",
   "description": "Circuit 2 - Condeser Saturated Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 142,
   "name": "C2'EvapRefPressure",
   "description": "Circuit 2 - Evaporator Refrigerant Pressure",
   "units": "kPa",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 69,
   "name": "C2'EvapSatRefTemp",
   "description": "Circuit 2 - Evaporator Saturated Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "MV",
   "instance": 51,
   "name": "C1'ShutdownAlm",
   "description": "Circuit 1 - Shutdown Alarm",
   "units": "",
   "access": "R",
   "states": "1=NoAlarm, 2=Alarm"
  },
  {
   "type": "MV",
   "instance": 52,
   "name": "C2'ShutdownAlm",
   "description": "Circuit 2 - Shutdown Alarm",
   "units": "",
   "access": "R",
   "states": "1=NoAlarm, 2=Alarm"
  },
  {
   "type": "MV",
   "instance": 54,
   "name": "U'ShutdownAlm",
   "description": "Unit - Shutdown Alarm",
   "units": "",
   "access": "R",
   "states": "1=NoAlarm, 2=Alarm"
  },
  {
   "type": "AV",
   "instance": 49,
   "name": "NetworkHeatRecSetpoint",
   "description": "Unit - Heat Recovery Setpoint",
   "units": "°C",
   "access": "C",
   "states": ""
  },
  {
   "type": "MV",
   "instance": 42,
   "name": "HeatRec'State",
   "description": "Heat Recovery - Operating State",
   "units": "",
   "access": "R",
   "states": "1=Off, 2=Recirculation, 3=Regulation"
  },
  {
   "type": "AI",
   "instance": 105,
   "name": "C1'Comp1'SuctTemp",
   "description": "Circ 1 Compressor 1 - Suction Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 63,
   "name": "C1'Comp1'DischTemp",
   "description": "Circ 1 Compressor 1 - Discharge Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 92,
   "name": "C1'Comp1'Starts",
   "description": "Circ 1 Compressor 1 - Number of Starts",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 74,
   "name": "C1'Comp1'RunHours",
   "description": "Circ 1 Compressor 1 - Number of Running Hours",
   "units": "h",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 93,
   "name": "C1'Comp2'Starts",
   "description": "Circ 1 Compressor 2 - Number of Starts",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 75,
   "name": "C1'Comp2'RunHours",
   "description": "Circ 1 Compressor 2 - Number of Running Hours",
   "units": "h",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 94,
   "name": "C1'Comp3'Starts",
   "description": "Circ 1 Compressor 3 - Number of Starts",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 76,
   "name": "C1'Comp3'Hours",
   "description": "Circ 1 Compressor 3 - Number of Running Hours",
   "units": "h",
   "access": "W",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 108,
   "name": "C2'Comp1'SuctTemp",
   "description": "Circ 2 Compressor 1 - Suction Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 66,
   "name": "C2'Comp1'DischTemp",
   "description": "Circ 2 Compressor 1 - Discharge Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 95,
   "name": "C2'Comp1'Starts",
   "description": "Circ 2 Compressor 1 - Number of Starts",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 77,
   "name": "C2'Comp1'Hours",
   "description": "Circ 2 Compressor 1 - Number of Running Hours",
   "units": "h",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 96,
   "name": "C2'Comp2'Starts",
   "description": "Circ 2 Compressor 2 - Number of Starts",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 78,
   "name": "C2'Comp2'RunHours",
   "description": "Circ 2 Compressor 2 - Number of Running Hours",
   "units": "h",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 97,
   "name": "C2'Comp3'Starts",
   "description": "Circ 2 Compressor 3 - Number of Starts",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 79,
   "name": "C2'Comp3'RunHours",
   "description": "Circ 2 Compressor 3 - Number of Running Hours",
   "units": "h",
   "access": "W",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 28,
   "name": "Freecool'EnableStp",
   "description": "Freecooling - Enable Setpoint",
   "units": "",
   "access": "C",
   "states": "0=Disable, 1=Enable"
  },
  {
   "type": "MV",
   "instance": 31,
   "name": "Freecool'Status",
   "description": "Freecooling - Status",
   "units": "",
   "access": "R",
   "states": "1=Off, 2=Start, 3=Mixed, 4=FreeCooling, 5=Mechanical"
  },
  {
   "type": "MV",
   "instance": 32,
   "name": "Freecool'Enabled",
   "description": "Freeccoling - Enabled State",
   "units": "",
   "access": "R",
   "states": "1=Disabled, 2=Enabled"
  },
  {
   "type": "MV",
   "instance": 29,
   "name": "Freecool'C1Mode",
   "description": "Freecooling - Circuit 1 Mode",
   "units": "",
   "access": "R",
   "states": "1=Mechanical, 2=Switching, 3=Switching, 4=FreeCooling, 5=FC Pumpdown, 6=FC Off"
  },
  {
   "type": "MV",
   "instance": 30,
   "name": "Freecool'C2Mode",
   "description": "Freecooling - Circuit 2 Mode",
   "units": "",
   "access": "R",
   "states": "1=Mechanical, 2=Switching, 3=Switching, 4=FreeCooling, 5=FC Pumpdown, 6=FC Off"
  },
  {
   "type": "AV",
   "instance": 296,
   "name": "EvapPump'Speed",
   "description": "Evaporator Pump - Speed",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 112,
   "name": "EvapPump1'RunHours",
   "description": "Evaporator Pump 1 - Number of Running Hours",
   "units": "h",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 8,
   "name": "EvapPump1'State",
   "description": "Evaporator Pump 1 - Operating State",
   "units": "",
   "access": "R",
   "states": "0=Stop, 1=Run"
  },
  {
   "type": "AV",
   "instance": 113,
   "name": "EvapPump2'RunHours",
   "description": "Evaporator Pump 2 - Number of Running Hours",
   "units": "h",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 9,
   "name": "EvapPump2'State",
   "description": "Evaporator Pump 2 - Operating State",
   "units": "",
   "access": "R",
   "states": "0=Stop, 1=Run"
  },
  {
   "type": "MV",
   "instance": 4,
   "name": "Units",
   "description": "Unit - BACnet Measurement unit setpoint",
   "units": "",
   "access": "W",
   "states": "1=Metric, 2=English"
  },
  {
   "type": "MV",
   "instance": 317,
   "name": "UnitModel",
   "description": "Unit - Model",
   "units": "",
   "access": "R",
   "states": "1=Centrifugal, 2=Water Cooled, 3=Air Cooled, 4=HeatPump, 5=Reserved, 6=Reserved, 7=Reserved, 8=Reserved, 9=Other"
  },
  {
   "type": "BV",
   "instance": 917,
   "name": "Unit'OFFEvapEntWTempFail",
   "description": "Unit Alarm - Evaporator Entering Temperature Sensor Fault",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 512,
   "name": "BadSetpointResetInput",
   "description": "Unit Warning - Setpoint Reset Input Out of Range",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 513,
   "name": "BadDemandLimitInput",
   "description": "Unit Warning - Demand Limit Input Out of Range",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "AI",
   "instance": 540,
   "name": "C1'UnloadCondPresHi",
   "description": "Circuit 1 Warning - Unload for Condenser High Pressure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "AI",
   "instance": 541,
   "name": "C2'UnloadCondPresHi",
   "description": "Circuit 2 Warning - Unload for Condenser High Pressure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "AI",
   "instance": 556,
   "name": "C1'InhibitEvapPresLow",
   "description": "Circuit 1 Warning - Inhibition for Evaporator Low Pressure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "AI",
   "instance": 557,
   "name": "C2'InhibitEvapPresLow",
   "description": "Circuit 2 Warning - Inhibition for Evaporator Low Pressure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "AI",
   "instance": 561,
   "name": "C1'UnloadEvapPresLow",
   "description": "Circuit 1 Warning - Unload for Evaporator Low Pressure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "AI",
   "instance": 562,
   "name": "C2'UnloadEvapPresLow",
   "description": "Circuit 2 Warning - Unload for Evaporator Low Pressure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 575,
   "name": "EvapPump1'Fault",
   "description": "Evaporator Pump 1 - Fault",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 576,
   "name": "EvapPump2'Fault",
   "description": "Evaporator Pump 2 - Fault",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 605,
   "name": "Unit'OFFOATempSenFail",
   "description": "Unit Alarm - Outside Air Temperature Sensor Fault",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 625,
   "name": "C1'Comp1'OFFMtrProtect",
   "description": "Circ 1 Comp 1 Alarm - Motor Protection",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 626,
   "name": "C1'Comp2'OFFMtrProtect",
   "description": "Circ 1 Comp 2 Alarm - Motor Protection",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 627,
   "name": "C2'Comp1'OFFMtrProtect",
   "description": "Circ 2 Comp 1 Alarm - Motor Protection",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 628,
   "name": "C2'Comp2'OFFMtrProtect",
   "description": "Circ 2 Comp 2 Alarm - Motor Protection",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 629,
   "name": "C1'Comp3'OFFMtrProtect",
   "description": "Circ 1 Comp 3 Alarm - Motor Protection",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 630,
   "name": "C2'Comp3'OFFMtrProtect",
   "description": "Circ 2 Comp 3 Alarm - Motor Protection",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 668,
   "name": "C1'OFFCondPresFail",
   "description": "Circuit 1 Alarm - Condenser Pressure Sensor Fault",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 670,
   "name": "C2'OFFCondPresFail",
   "description": "Circuit 2 Alarm - Condenser Pressure Sensor Fault",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 676,
   "name": "C1'OFFCondPresHi",
   "description": "Circuit 1 Alarm - Condenser High Pressure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 678,
   "name": "C2'OFFCondPresHi",
   "description": "Circuit 2 Alarm - Condenser High Pressure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 688,
   "name": "C1'OFFDischTempFail",
   "description": "Circuit 1 Alarm - Discharge Temperature Sensor Fault",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 690,
   "name": "C2'OFFDischTempFail",
   "description": "Circuit 2 Alarm - Discharge Temperature Sensor Fault",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 701,
   "name": "Unit'OFFEvapFlowLoss",
   "description": "Unit Alarm - Evaporator Water Flow Loss",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 702,
   "name": "Unit'OFFEvapLvgWTempLow",
   "description": "Unit Alarm - Evaporator Water Freeze",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 704,
   "name": "C1'OFFEvapPresLow",
   "description": "Circuit 1 Alarm - Evaporator Pressure Low",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 706,
   "name": "C2'OFFEvapPresLow",
   "description": "Circuit 2 Alarm - Evaporator Pressure Low",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 711,
   "name": "C1'OFFEvapPresFail",
   "description": "Circuit 1 Alarm - Evaporator Pressure Sensor Failure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 713,
   "name": "C2'OFFEvapPresFail",
   "description": "Circuit 2 Alarm - Evaporator Pressure Sensor Failure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 742,
   "name": "C1'OFFRestartsAlm",
   "description": "Circuit 1 Alarm - Too many restart",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 744,
   "name": "C2'OFFRestartsAlm",
   "description": "Circuit 2 Alarm - Too many restart",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 748,
   "name": "Unit'OFFEvapLvgWTempFail",
   "description": "Unit Alarm - Evaporator Leaving Temperature Sensor Fault",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 760,
   "name": "C1'OFFMechPressHi",
   "description": "Circuit 1 Alarm - Mechanical High Pressure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 762,
   "name": "C2'OFFMechPressHi",
   "description": "Circuit 2 Alarm - Mechanical High Pressure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 857,
   "name": "C1'Comp1'OFFSuctTempFail",
   "description": "Circ 1 Comp 1 Alarm - Suction Temperature Sensor Fault",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 859,
   "name": "C2'Comp1'OFFSuctTempSen",
   "description": "Circ 2 Comp 1 Alarm - Suction Temperature Sensor Fault",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 723,
   "name": "C1'OFFBoardOffline",
   "description": "Controller Alarm - Circuit 1 Board Offline",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 724,
   "name": "C2'OFFBoardOffline",
   "description": "Controller Alarm - Circuit 2 Board Offline",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 516,
   "name": "C1'FailPumpdown",
   "description": "Circuit 1 Alarm - Pumpdown Failure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 517,
   "name": "C2'FailPumpdown",
   "description": "Circuit 2 Alarm - Pumpdown Failure",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 924,
   "name": "Unit'ExternalEvent",
   "description": "Unit Alarm - External Event",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 905,
   "name": "C1'OFFNoPresChgAtStart",
   "description": "Circuit 1 Alarm - No Pressure change at Start",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 906,
   "name": "C2'OFFNoPresChgAtStart",
   "description": "Circuit 2 Alarm - No Pressure change at Start",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 923,
   "name": "Unit'OFFExternalAlarm",
   "description": "Unit Alarm - External Alarm",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 967,
   "name": "Unit'OFFPhaseVoltage",
   "description": "Unit Alarm - Wrong Phase Voltage",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 844,
   "name": "C1'OFFGasLeakage",
   "description": "Circuit 1 Alarm - Gas Leakage",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 845,
   "name": "C2'OFFGasLeakage",
   "description": "Circuit 2 Alarm - Gas Leakage",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "AI",
   "instance": 187,
   "name": "SwitchBoxTemp",
   "description": "Unit - Electrical Panel Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 983,
   "name": "Unit'SwitchBoxSensFault",
   "description": "Unit Warning - Electrical Panel Temp Sensor Fault",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "BV",
   "instance": 984,
   "name": "Unit'SwitchBoxTempHigh",
   "description": "Unit Warning - Electrical Panel High Temperature",
   "units": "",
   "access": "R",
   "states": "0=NoAlarm, 1=Alarm"
  },
  {
   "type": "MV",
   "instance": 1775,
   "name": "C2'Comp3'OffAutoStp",
   "description": "Circ 2 Compressor 3 - OffAuto Setpoint",
   "units": "",
   "access": "W",
   "states": "1=Off, 2=Auto"
  },
  {
   "type": "BV",
   "instance": 1786,
   "name": "C2'Comp3'State",
   "description": "Circ 2 Compressor 3 - Operating State",
   "units": "",
   "access": "R",
   "states": "0=Off, 1=On"
  },
  {
   "type": "MV",
   "instance": 445,
   "name": "C2'Comp2'OffAutoStp",
   "description": "Circ 2 Compressor 2 - OffAuto Setpoint",
   "units": "",
   "access": "W",
   "states": "1=Off, 2=Auto"
  },
  {
   "type": "BV",
   "instance": 446,
   "name": "C2'Comp2'State",
   "description": "Circ 2 Compressor 2 - Operating State",
   "units": "",
   "access": "R",
   "states": "0=Off, 1=On"
  },
  {
   "type": "AV",
   "instance": 1800,
   "name": "C2'Comp1'ActCapacity",
   "description": "Circ 2 Compressor 1 - Actual Capacity",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "MV",
   "instance": 440,
   "name": "C2'Comp1'OffAutoStp",
   "description": "Circ 2 Compressor 1 - OffAuto Setpoint",
   "units": "",
   "access": "W",
   "states": "1=Off, 2=Auto"
  },
  {
   "type": "BV",
   "instance": 441,
   "name": "C2'Comp1'State",
   "description": "Circ 2 Compressor 1 - Operating State",
   "units": "",
   "access": "R",
   "states": "0=Off, 1=On"
  },
  {
   "type": "MV",
   "instance": 1814,
   "name": "C1'Comp3'OffAutoStp",
   "description": "Circ 1 Compressor 3 - OffAuto Setpoint",
   "units": "",
   "access": "W",
   "states": "1=Off, 2=Auto"
  },
  {
   "type": "BV",
   "instance": 434,
   "name": "C1'Comp3'State",
   "description": "Circ 1 Compressor 3 - Operating State",
   "units": "",
   "access": "R",
   "states": "0=Off, 1=On"
  },
  {
   "type": "MV",
   "instance": 435,
   "name": "C1'Comp2'OffAutoStp",
   "description": "Circ 1 Compressor 2 - OffAuto Setpoint",
   "units": "",
   "access": "W",
   "states": "1=Off, 2=Auto"
  },
  {
   "type": "BV",
   "instance": 436,
   "name": "C1'Comp2'State",
   "description": "Circ 1 Compressor 2 - Operating State",
   "units": "",
   "access": "R",
   "states": "0=Off, 1=On"
  },
  {
   "type": "AV",
   "instance": 1840,
   "name": "C1'Comp1'ActCapacity",
   "description": "Circ 1 Compressor 1 - Actual Capacity",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "MV",
   "instance": 430,
   "name": "C1'Comp1'OffAutoStp",
   "description": "Circ 1 Compressor 1 - OffAuto Setpoint",
   "units": "",
   "access": "W",
   "states": "1=Off, 2=Auto"
  },
  {
   "type": "BV",
   "instance": 431,
   "name": "C1'Comp1'State",
   "description": "Circ 1 Compressor 1 - Operating State",
   "units": "",
   "access": "R",
   "states": "0=Off, 1=On"
  },
  {
   "type": "AV",
   "instance": 1855,
   "name": "NrCircuits",
   "description": "Unit - Number of Circuits",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 1856,
   "name": "NrCompressors",
   "description": "Unit - Number of Compressors",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 1857,
   "name": "UnitTons",
   "description": "Unit - Number of Tons",
   "units": "tons",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 1896,
   "name": "C2'EvapSuperheatStpVal",
   "description": "Circuit 2 - Evaporator Superheat Active Setpoint",
   "units": "dK",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 1897,
   "name": "C1'EvapSuperheatStpVal",
   "description": "Circuit 1 - Evaporator Superheat Active Setpoint",
   "units": "dK",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 1898,
   "name": "C2'EvapSuperheat",
   "description": "Circuit 2 - Evaporator Superheat Temperature",
   "units": "dK",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 1899,
   "name": "C1'EvapSuperheat",
   "description": "Circuit 1 - Evaporator Superheat Temperature",
   "units": "dK",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 990,
   "name": "ActEnergy",
   "description": "Unit - Active Energy",
   "units": "kWh",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 991,
   "name": "PowerFactor",
   "description": "Unit - Power Factor",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1905,
   "name": "VarFlow'LoadDPres",
   "description": "Variable Flow - Plant Differential Pressure",
   "units": "kPa",
   "access": "W",
   "states": ""
  },
  {
   "type": "MV",
   "instance": 1906,
   "name": "VarFlow'WBypVlvSta",
   "description": "Varibale Flow - Water Bypass Valve State",
   "units": "",
   "access": "R",
   "states": "1=Closed, 2=Opened"
  },
  {
   "type": "AV",
   "instance": 1909,
   "name": "VarFlow'LoadDPresStpt",
   "description": "Varibale Flow - Plant Differential Pressure setpoint",
   "units": "kPa",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 1911,
   "name": "VarFlow'DeltaTemp",
   "description": "Variable Flow - Plant Delta Temperature",
   "units": "dK",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 1913,
   "name": "VarFlow'DeltaTempStp",
   "description": "Variable Flow - Plant Delta Temperature Setpoint",
   "units": "dK",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 1915,
   "name": "VarFlow'EvapFixSpeedStp",
   "description": "Variable Flow - Evaporator Fixed Speed Setpoint",
   "units": "%",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 208,
   "name": "C2'ExpValvePos",
   "description": "Circuit 2 - Expansion Valve Position",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 209,
   "name": "C2'FanSpeed",
   "description": "Circuit 2 - Fan Speed",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 210,
   "name": "C2'CondApproach",
   "description": "Circuit 2 - Condenser Approach Temperature",
   "units": "dK",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 211,
   "name": "C2'EvapApproach",
   "description": "Circuit 2 - Evaporator Approach Temperature",
   "units": "dK",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": null,
   "name": "C2'FanStatus",
   "description": "Circuit 2 - Fan Staging (guide repeats instance 1997)",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 168,
   "name": "C1'ExpValvePos",
   "description": "Circuit 1 - Expansion Valve Position",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 169,
   "name": "C1'FanSpeed",
   "description": "Circuit 1 - Fan Speed",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 170,
   "name": "C1'CondApproach",
   "description": "Circuit 1 - Condenser Approach Temperature",
   "units": "dK",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 171,
   "name": "C1'EvapApproach",
   "description": "Circuit 1 - Evaporator Approach Temperature",
   "units": "dK",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 1997,
   "name": "C1'FanStatus",
   "description": "Circuit 1 - Fan Staging",
   "units": "",
   "access": "R",
   "states": ""
  }
 ],
 "page": "https://easybacnet.com/bacnet-points-lists/daikin-applied/ewat-b-bacnet",
 "note": "Re-typed from the manufacturer's public documentation (see source). Point availability varies by firmware and options; verify against the live device."
}