{
 "manufacturer": "Contemporary Controls",
 "manufacturer_slug": "contemporary-controls",
 "model": "AERMEC chillers/heat pumps via AER485 interface via BASgatewayLX",
 "short_model": "BASgatewayLX AERMEC AER485",
 "model_slug": "basgatewaylx-aermec-aer485",
 "aliases": [
  "AER485",
  "AERMEC Modbus",
  "AERMEC chiller",
  "AERMEC heat pump"
 ],
 "equipment_type": "Chiller / heat pump controller",
 "applies_to": "AERMEC chillers and heat pumps fitted with the AER485 RS-485 Modbus interface, read by a BASgatewayLX.",
 "summary": "Gateway profile for AERMEC units with the AER485 interface: 99 objects (21 AI, 9 AO, 61 BI, 8 BO), all polled. Binary outputs switch standby/on, cooling/heating, local/remote and safety reset; analog outputs set cooling and heating setpoints and differentials. Inputs give defrost, alarm and load states per circuit, compressors, pumps and valves, and the water, liquid and outside temperatures.",
 "bacnet_transport": [
  "BACnet IP"
 ],
 "firmware": null,
 "default_device_instance": null,
 "access_inferred": true,
 "notes": [
  "Built from Contemporary Controls' BASgatewayLX Modbus device profile AERMEC_AER485_a_LX.csv; the profile maps the registers in the AER485 manual (https://www.ccontrols.com/support/dp/AER485%20Manual.pdf).",
  "Object instances are the ones this profile assigns when it is loaded into the gateway. A site that edited or rebuilt the profile may use different instances.",
  "All 99 rows are flagged for polling in the profile, so every object is served to BACnet once the profile is loaded.",
  "The CSV has no read/write column: Analog/Binary Inputs are read-only and Analog/Binary Outputs are commandable (priority array), which is how the gateway maps them (access inferred). Descriptions give the Modbus register each object reads."
 ],
 "source": {
  "title": "BASgatewayLX Modbus device profile AERMEC_AER485_a",
  "doc_number": "AERMEC_AER485_a_LX.csv",
  "revision_date": null,
  "url": "https://www.ccontrols.com/support/dp/AERMEC_AER485_a_LX.zip"
 },
 "integration": {
  "summary": "Put the unit in remote (BO 4), switch it on (BO 1), pick cooling or heating (BO 2) and write the matching setpoint. Read water temperatures, compressor and pump states and the circuit alarms.",
  "minimum_points": [
   {
    "ref": "BO 4",
    "name": "Local/remote command (toggle) 0=LOCAL 1=REMOTE",
    "why": "Local/remote (1 = remote)"
   },
   {
    "ref": "BO 1",
    "name": "Standby/On command (toggle) 0=OFF 1=ON",
    "why": "Standby/on (1 = on)"
   },
   {
    "ref": "BO 2",
    "name": "Cooling/Heating mode command (toggle) 0=COLD 1=HOT",
    "why": "Cooling/heating (0 = cool, 1 = heat)"
   },
   {
    "ref": "AO 70",
    "name": "Cooling mode setting",
    "why": "Cooling setpoint"
   },
   {
    "ref": "AO 71",
    "name": "Heating mode setting",
    "why": "Heating setpoint"
   },
   {
    "ref": "BO 3",
    "name": "Safety reset command 1=RESET",
    "why": "Safety reset (1 = reset)"
   },
   {
    "ref": "AI 77",
    "name": "Water input temperature",
    "why": "Water inlet temperature"
   },
   {
    "ref": "AI 78",
    "name": "Circuit 1 water outlet temperature",
    "why": "Water outlet temperature, circuit 1"
   },
   {
    "ref": "BI 35",
    "name": "Circuit 1 compressor load",
    "why": "Circuit 1 compressor on"
   },
   {
    "ref": "BI 7",
    "name": "Circuit 1 alarm summary condition",
    "why": "Circuit 1 alarm summary"
   }
  ],
  "enable": "The unit takes BMS commands only in remote: set Local/remote (BO 4) to 1 first.",
  "heartbeat": null,
  "remote_sensors": null,
  "setup": [
   "The BASgatewayLX presents each Modbus device as its own virtual BACnet device on BACnet IP; give it a unique device instance and Modbus address (serial) or IP address (Modbus TCP) when you add it with this profile.",
   "One BASgatewayLX handles up to 100 Modbus devices and 1000 polled points in total, so leave unneeded rows unpolled."
  ],
  "gotchas": [
   "The command names say 'toggle'; check the AER485 manual for whether the unit expects a level or a change of state."
  ]
 },
 "points": [
  {
   "type": "BO",
   "instance": 1,
   "name": "Standby/On command (toggle) 0=OFF 1=ON",
   "description": "Modbus 000001",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "BO",
   "instance": 2,
   "name": "Cooling/Heating mode command (toggle) 0=COLD 1=HOT",
   "description": "Modbus 000002",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "BO",
   "instance": 3,
   "name": "Safety reset command 1=RESET",
   "description": "Modbus 000003",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "BO",
   "instance": 4,
   "name": "Local/remote command (toggle) 0=LOCAL 1=REMOTE",
   "description": "Modbus 000004",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 5,
   "name": "Defrosting status circuit 1",
   "description": "Modbus 000005",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 6,
   "name": "Defrosting status circuit 2",
   "description": "Modbus 000006",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 7,
   "name": "Circuit 1 alarm summary condition",
   "description": "Modbus 000007",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 8,
   "name": "Circuit 2 alarm summary condition",
   "description": "Modbus 000008",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 9,
   "name": "Flow switch alarm",
   "description": "Modbus 000009",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 10,
   "name": "Condenser pump heating alarm",
   "description": "Modbus 000010",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 11,
   "name": "Evaporator pump heating alarm",
   "description": "Modbus 000011",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 12,
   "name": "Efficiency alarm",
   "description": "Modbus 000012",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 13,
   "name": "Circuit 1 compressor heating alarm",
   "description": "Modbus 000013",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 14,
   "name": "Low circuit 1 pressure alarm",
   "description": "Modbus 000014",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 15,
   "name": "High circuit 1 pressure alarm",
   "description": "Modbus 000015",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 16,
   "name": "Circuit 1 antifreeze alarm",
   "description": "Modbus 000016",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 17,
   "name": "Circuit 1 fan heating alarm",
   "description": "Modbus 000017",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 18,
   "name": "Circuit 1 oil pressure switch alarm",
   "description": "Modbus 000018",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 19,
   "name": "Probe alarm circuit 1",
   "description": "Modbus 000019",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 20,
   "name": "Circuit 2 compressor heating alarm",
   "description": "Modbus 000020",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 21,
   "name": "Low circuit 2 pressure alarm",
   "description": "Modbus 000021",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 22,
   "name": "High circuit 2 pressure alarm",
   "description": "Modbus 000022",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 23,
   "name": "Circuit 2 antifreeze alarm",
   "description": "Modbus 000023",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 24,
   "name": "Circuit 2 fan heating alarm",
   "description": "Modbus 000024",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 25,
   "name": "Circuit 2 oil pressure switch alarm",
   "description": "Modbus 000025",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 26,
   "name": "Probe alarm circuit 2",
   "description": "Modbus 000026",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 27,
   "name": "Voltage monitor alarm",
   "description": "Modbus 000027",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 28,
   "name": "Circuit 1 pumpdown alarm",
   "description": "Modbus 000028",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 29,
   "name": "Circuit 2 pumpdown alarm",
   "description": "Modbus 000029",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 30,
   "name": "Eprom alarm",
   "description": "Modbus 000030",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 31,
   "name": "Clock calendar alarm",
   "description": "Modbus 000031",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 32,
   "name": "Evaporator pump load",
   "description": "Modbus 000032",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 33,
   "name": "Pressure bypass valve load",
   "description": "Modbus 000033",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 34,
   "name": "Condenser pump load",
   "description": "Modbus 000034",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 35,
   "name": "Circuit 1 compressor load",
   "description": "Modbus 000035",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 36,
   "name": "Circuit 1 capacity control valve load",
   "description": "Modbus 000036",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 37,
   "name": "Circuit 1 inversion load",
   "description": "Modbus 000037",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 38,
   "name": "Circuit 1 bypass valve load",
   "description": "Modbus 000038",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 39,
   "name": "Circuit 1 fan load",
   "description": "Modbus 000039",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 40,
   "name": "Circuit 1 exchanger heater load",
   "description": "Modbus 000040",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 41,
   "name": "Circuit 1 liquid valve load",
   "description": "Modbus 000041",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 42,
   "name": "Circuit 1 secondary compressor load",
   "description": "Modbus 000042",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 43,
   "name": "Circuit 2 compressor load",
   "description": "Modbus 000043",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 44,
   "name": "Circuit 2 capacity control valve load",
   "description": "Modbus 000044",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 45,
   "name": "Circuit 2 inversion load",
   "description": "Modbus 000045",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 46,
   "name": "Circuit 2 bypass valve load",
   "description": "Modbus 000046",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 47,
   "name": "Circuit 2 fan load",
   "description": "Modbus 000047",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 48,
   "name": "Circuit 2 exchanger heater load",
   "description": "Modbus 000048",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 49,
   "name": "Circuit 2 liquid valve load",
   "description": "Modbus 000049",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 50,
   "name": "Circuit 2 secondary compressor load",
   "description": "Modbus 000050",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 51,
   "name": "Circuit 1 VRT heat recovery unit valve load",
   "description": "Modbus 000051",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 52,
   "name": "Circuit 2 VRT heat recovery unit valve load",
   "description": "Modbus 000052",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BO",
   "instance": 53,
   "name": "Circuit 1 VB heat recovery unit valve load",
   "description": "Modbus 000053",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "BO",
   "instance": 54,
   "name": "Circuit 1 VR heat recovery unit valve load",
   "description": "Modbus 000054",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "BO",
   "instance": 55,
   "name": "Circuit 2 VB heat recovery unit valve load",
   "description": "Modbus 000055",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "BO",
   "instance": 56,
   "name": "Circuit 2 VR heat recovery unit valve load",
   "description": "Modbus 000056",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 57,
   "name": "Integration 1 resistance load",
   "description": "Modbus 000057",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 58,
   "name": "Integration 2 resistance load",
   "description": "Modbus 000058",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 59,
   "name": "Integration 3 resistance load",
   "description": "Modbus 000059",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 60,
   "name": "Evaporator pump 2 load",
   "description": "Modbus 000060",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 61,
   "name": "Evaporator pump 3 load",
   "description": "Modbus 000080",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 62,
   "name": "Heat recovery unit flow switch alarm",
   "description": "Modbus 000081",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 63,
   "name": "Circuit 1A compressor heating alarm",
   "description": "Modbus 000082",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 64,
   "name": "Circuit 2A compressor heating alarm",
   "description": "Modbus 000083",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 65,
   "name": "Evaporator pump 1 heating alarm",
   "description": "Modbus 000084",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 66,
   "name": "Evaporator pump 2 heating alarm",
   "description": "Modbus 000085",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 67,
   "name": "Evaporator pump 3 heating alarm",
   "description": "Modbus 000086",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 68,
   "name": "Circuit 1 evaporator antifreeze alarm",
   "description": "Modbus 000087",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 69,
   "name": "Circuit 2 evaporator antifreeze alarm",
   "description": "Modbus 000088",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AO",
   "instance": 70,
   "name": "Cooling mode setting",
   "description": "Modbus 400001",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "AO",
   "instance": 71,
   "name": "Heating mode setting",
   "description": "Modbus 400002",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "AO",
   "instance": 72,
   "name": "Differential step setting for thermostat",
   "description": "Modbus 400003",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "AO",
   "instance": 73,
   "name": "Total differential setting per thermostat",
   "description": "Modbus 400004",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "AO",
   "instance": 74,
   "name": "Heating mode setting for managing the heat recovery unit",
   "description": "Modbus 400016",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "AO",
   "instance": 75,
   "name": "Total differential setting for thermostat managing the heat recovery unit",
   "description": "Modbus 400017",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "AO",
   "instance": 76,
   "name": "Differential step setting for thermostat managing the heat recovery unit",
   "description": "Modbus 400018",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 77,
   "name": "Water input temperature",
   "description": "Modbus 400019",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 78,
   "name": "Circuit 1 water outlet temperature",
   "description": "Modbus 400020",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 79,
   "name": "Circuit 2 water outlet temperature",
   "description": "Modbus 400021",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 80,
   "name": "Outside air temperature",
   "description": "Modbus 400022",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 81,
   "name": "Liquid temperature circuit 1",
   "description": "Modbus 400023",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 82,
   "name": "Liquid temperature circuit 2",
   "description": "Modbus 400024",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 83,
   "name": "Condenser water inlet temperature",
   "description": "Modbus 400025",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 84,
   "name": "Condenser water outlet temperature circuit 1",
   "description": "Modbus 400026",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 85,
   "name": "Condenser water outlet temperature circuit 2",
   "description": "Modbus 400027",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 86,
   "name": "Recovery exchanger water inlet temperature",
   "description": "Modbus 400028",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 87,
   "name": "Recovery exchanger water outlet temperature circuit 1",
   "description": "Modbus 400029",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 88,
   "name": "Recovery exchanger water outlet temperature circuit 2",
   "description": "Modbus 400030",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 89,
   "name": "High pressure circuit 1",
   "description": "Modbus 400031",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 90,
   "name": "High pressure circuit 2",
   "description": "Modbus 400032",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 91,
   "name": "Low pressure circuit 1",
   "description": "Modbus 400033",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 92,
   "name": "Low pressure circuit 2",
   "description": "Modbus 400034",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AO",
   "instance": 93,
   "name": "Second cooling set",
   "description": "Modbus 400042",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "AO",
   "instance": 94,
   "name": "second heating set",
   "description": "Modbus 400043",
   "units": "",
   "access": "C",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 95,
   "name": "Working hours compressor circuit 1",
   "description": "Modbus 400014",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 96,
   "name": "Working hours compressor circuit 2",
   "description": "Modbus 400134",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 97,
   "name": "Select daily/weekly timer mode",
   "description": "Modbus 400143",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 98,
   "name": "Circuit 1A compressor working hours",
   "description": "Modbus 400170",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 99,
   "name": "Circuit 2A compressor working hours",
   "description": "Modbus 400171",
   "units": "",
   "access": "R",
   "states": ""
  }
 ],
 "page": "https://easybacnet.com/bacnet-points-lists/contemporary-controls/basgatewaylx-aermec-aer485",
 "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"
}