{
 "manufacturer": "CoolAutomation",
 "manufacturer_slug": "coolautomation",
 "model": "CoolMasterNet Daikin VRV outdoor unit (PRO) objects - VRV-2MA",
 "model_slug": "coolmasternet-daikin-vrv-outdoor-vrv-2ma",
 "aliases": [
  "Daikin VRV BACnet",
  "CoolMasterNet Daikin",
  "Daikin outdoor unit BACnet",
  "VRV-2MA"
 ],
 "equipment_type": "VRF outdoor unit monitoring via BACnet gateway",
 "applies_to": "Daikin VRV outdoor units of the series CoolAutomation calls VRV-2MA, read through a CoolAutomation gateway with PRO functionality.",
 "summary": "With PRO functionality, CoolAutomation gateways publish service data from each Daikin VRV-2MA outdoor unit over BACnet: AirNet address, HP, suction, discharge, coil, receiver, ambient, evaporating and condensing temperatures, EV openings, inverter frequency, temperature and currents, three compressor states, heater, valve and multi-oil states, retry and drooping-control flags and fan step (55 objects). Monitoring only.",
 "bacnet_transport": [
  "BACnet IP",
  "BACnet MS/TP"
 ],
 "firmware": null,
 "default_device_instance": 64,
 "access_inferred": true,
 "notes": [
  "Instance = VA x 256 + index (object identifier bits 21-8 = VA, 7-0 = index). Points shown for VA 1; the guide does not explain how outdoor units receive their VA.",
  "Access set to read-only: these are measured service values, although the guide's type table lists PIV as read/write.",
  "Object names are the guide's short names; descriptions are the guide's object descriptions with the bracketed unit moved to units.",
  "Table printed on page 41 of the guide (section 3.2.1.3).",
  "For the outdoor system objects the guide groups VRV-2MA with mini-VRV and VRV-M (site list coolmasternet-daikin-vrv-system-vrv4s1-vrv4s2-mini-vrv-vrv3s-vrvm-vrv3p)."
 ],
 "source": {
  "title": "BACnet Integration Guidelines - CoolMaster Product Line, CooLinkNet, CooLinkHub, CooLinkBridge",
  "doc_number": null,
  "revision_date": "Rev 1.0.4, 2026-07-06",
  "url": "https://support.coolautomation.com/hc/en-us/article_attachments/38262832368157"
 },
 "integration": {
  "summary": "Use these objects to monitor Daikin outdoor equipment only; control stays on the CoolMasterNet indoor-unit objects. Map the block's VA and trend operating states, temperatures, compressor data and the error state.",
  "minimum_points": [
   {
    "ref": "BI 264",
    "name": "Comp1Inv",
    "why": "Inverter compressor running"
   },
   {
    "ref": "BI 282",
    "name": "Dfrst",
    "why": "Defrost active"
   },
   {
    "ref": "PIV 295",
    "name": "InvFrq",
    "why": "Inverter frequency, Hz"
   },
   {
    "ref": "IV 299",
    "name": "AmbT",
    "why": "Ambient temperature, °C"
   },
   {
    "ref": "IV 303",
    "name": "EvT",
    "why": "Evaporating temperature, °C"
   },
   {
    "ref": "IV 302",
    "name": "CndT",
    "why": "Condensing temperature, °C"
   },
   {
    "ref": "PIV 261",
    "name": "DschTInv",
    "why": "Inverter discharge temperature, °C"
   },
   {
    "ref": "PIV 263",
    "name": "InvCur",
    "why": "Inverter current, A"
   },
   {
    "ref": "BI 274",
    "name": "ErrState",
    "why": "Unit error state"
   }
  ],
  "enable": "BACnet must be enabled on the gateway; these objects belong to its PRO (service data) functionality.",
  "heartbeat": null,
  "remote_sensors": null,
  "setup": [
   "BACnet MS/TP: activate on line L3 with 'line type L3 BAC' (L4-L7 also possible on the CoolMaster product line); default frame 9600 8N1, change with 'line baud L3 <rate>_8N1'; MAC (TS) default 0x40 = 64, change with 'line myid L3 <hex>'. Reboot after each change.",
   "BACnet IP: enable with 'bacnet IP enable'; UDP port 47808 by default ('bacnet port <n>'). The server starts only once Ethernet is up with an IP address.",
   "Default device instance 64 (0x40); change with 'bacnet instance <n>'."
  ],
  "gotchas": [
   "The guide does not document how VAs are assigned to outdoor units; confirm instances with a BACnet discovery."
  ]
 },
 "covers_brands": [
  "Daikin"
 ],
 "points": [
  {
   "type": "PIV",
   "instance": 256,
   "name": "AirNet",
   "description": "AirNet Addr.",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 257,
   "name": "HP",
   "description": "HP",
   "units": "hp",
   "access": "R",
   "states": ""
  },
  {
   "type": "IV",
   "instance": 258,
   "name": "SuctT",
   "description": "Suction Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 259,
   "name": "EVOp1",
   "description": "EV opening 1",
   "units": "pls",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 260,
   "name": "EVOp2",
   "description": "EV opening 2",
   "units": "pls",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 261,
   "name": "DschTInv",
   "description": "Disch. temp.(INV)",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 262,
   "name": "InvT",
   "description": "Inverter temp.",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 263,
   "name": "InvCur",
   "description": "Inverter current",
   "units": "A",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 264,
   "name": "Comp1Inv",
   "description": "Compressor1(INV)",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 265,
   "name": "Comp2Std1",
   "description": "Compressor2(STD1)",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 266,
   "name": "Comp3Std2",
   "description": "Compressor3(STD2)",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 267,
   "name": "OiRtrn",
   "description": "Oil return",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 268,
   "name": "HotGas",
   "description": "Hot Gas",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 269,
   "name": "CcH1",
   "description": "CH1:Crankcase Heater",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 270,
   "name": "CcH2",
   "description": "CH2:Crankcase Heater",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 271,
   "name": "CcH3",
   "description": "CH3:Crankcase Heater",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 272,
   "name": "ResrtStby",
   "description": "Restart stand-by",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 273,
   "name": "MulOi",
   "description": "Multi oil",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 274,
   "name": "ErrState",
   "description": "Unit Error stat",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 275,
   "name": "EnrgyCutOutp",
   "description": "Energy cut output",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 276,
   "name": "HiPRtry",
   "description": "High pressure retry",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 277,
   "name": "LoPRtry",
   "description": "Low pressure retry",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 278,
   "name": "DschPipRtry",
   "description": "Disch. pipe retry",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 279,
   "name": "4WayVlv",
   "description": "4-way valve",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 280,
   "name": "4WayVlv2",
   "description": "4-way valve 2",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 281,
   "name": "Injct",
   "description": "Injection",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 282,
   "name": "Dfrst",
   "description": "Defrost",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 283,
   "name": "HiPDroCtl",
   "description": "High pres. drooping cntl.",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 284,
   "name": "LoPDroCtl",
   "description": "Low pres. drooping cntl.",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 285,
   "name": "InvDschDroCtl",
   "description": "INV Disch. pipe drooping cntl.",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 286,
   "name": "InvCurDroCtl",
   "description": "INV current drooping cntl.",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 287,
   "name": "InvFinDroCtl",
   "description": "INV fin drooping cntl.",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 288,
   "name": "Std1DschDroCtl",
   "description": "Std1DschDroCtl",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 289,
   "name": "Std1OCDroCtl",
   "description": "Std1OCDroCtl",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 290,
   "name": "Std2DschDroCtl",
   "description": "Std2DschDroCtl",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 291,
   "name": "Std2OCDroCtl",
   "description": "Std2OCDroCtl",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "IV",
   "instance": 292,
   "name": "CoilT",
   "description": "R4T :Coil temp.",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "IV",
   "instance": 293,
   "name": "ScCilExtT",
   "description": "Subcooling Coil exit Temp.",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "IV",
   "instance": 294,
   "name": "RcvrLiqT",
   "description": "Receiver Liquid Temp.",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 295,
   "name": "InvFrq",
   "description": "Inverter frequency",
   "units": "Hz",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 296,
   "name": "InvStby",
   "description": "INV stand-by",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 297,
   "name": "RcvrGasOut",
   "description": "SVG:Receiver gas out",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 298,
   "name": "StpUnLiqPipCls",
   "description": "SVSL:StopUnit Liquid pipe close",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "IV",
   "instance": 299,
   "name": "AmbT",
   "description": "Ambient temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 300,
   "name": "DschTStd1",
   "description": "Disch. temp.(STD1)",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 301,
   "name": "DschTStd2",
   "description": "Disch. temp.(STD2)",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "IV",
   "instance": 302,
   "name": "CndT",
   "description": "Condensing Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "IV",
   "instance": 303,
   "name": "EvT",
   "description": "Evaporating Temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 304,
   "name": "EVOp",
   "description": "EV opening",
   "units": "pls",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 305,
   "name": "CTSTD1",
   "description": "CT1 (STD1)",
   "units": "A",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 306,
   "name": "CTSTD2",
   "description": "CT2 (STD2)",
   "units": "A",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 307,
   "name": "InvFanCur",
   "description": "INV FAN current",
   "units": "A",
   "access": "R",
   "states": ""
  },
  {
   "type": "PIV",
   "instance": 308,
   "name": "FanStp",
   "description": "Fan step",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "IV",
   "instance": 309,
   "name": "CilGasMnT",
   "description": "Main coil gas temp",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "IV",
   "instance": 310,
   "name": "CilGasSbT",
   "description": "Sub coil gas temp",
   "units": "°C",
   "access": "R",
   "states": ""
  }
 ],
 "page": "https://easybacnet.com/bacnet-points-lists/coolautomation/coolmasternet-daikin-vrv-outdoor-vrv-2ma",
 "note": "Provided as-is. Point availability varies by firmware and options; verify against the live device.",
 "disclaimer": "DISCLAIMER: reference only, provided AS IS with no warranty. May contain errors or be out of date. You must verify every point against the manufacturer's current documentation and the live device before use. easybacnet.com accepts no liability for its use and is not affiliated with the manufacturer. Terms: https://easybacnet.com/terms#content"
}