{
 "manufacturer": "York",
 "manufacturer_slug": "york",
 "model": "YMC2 Magnetic-Bearing Centrifugal Chiller - OptiView E-Link (YorkTalk 3)",
 "model_slug": "ymc2-e-link",
 "short_model": "YMC2 E-Link",
 "aliases": [
  "YORK YMC2",
  "YMC²",
  "YMC2 OptiView",
  "E-Link",
  "eLink",
  "YorkTalk 3",
  "031-02430"
 ],
 "equipment_type": "Water-cooled centrifugal chiller (via E-Link gateway)",
 "applies_to": "YORK YMC2 magnetic-bearing centrifugal chillers with OptiView panel, connected through a YORK E-Link gateway over YorkTalk 3.",
 "summary": "The E-Link gateway reads the YMC2 OptiView microboard over YorkTalk 3 and serves BACnet, N2, LON and Modbus objects: remote setpoint, current limit and run/stop, water temperatures and pressures, VSD and bearing values and the status codes.",
 "bacnet_transport": [],
 "firmware": null,
 "default_device_instance": null,
 "access_inferred": false,
 "notes": [
  "Every YorkTalk 3 E-Link sheet uses the same slot skeleton (P03 = AV 1 and so on); only the slots this chiller populates are listed, and slots marked not available on every program version are left out.",
  "Object names are the E-Link names printed on the sheet; the sheet also gives LON, N2 and Modbus addresses, not reproduced here.",
  "Access follows the sheet's Modbus function note: the remote slots AV 1-4 and BV 1-4 accept writes; the rest are read-only.",
  "Status code objects (MV) use the code tables in the sheet; it notes that BACnet multistate values are the printed code + 1. Printed states are shown from 0."
 ],
 "source": {
  "title": "YMC2 OptiView BAS E-Link points list",
  "doc_number": null,
  "revision_date": "2014-07-11 (Rev K_05b)",
  "url": "https://docs.johnsoncontrols.com/chillers/api/khub/documents/gk4oFkQpP27Gpe5ruu31kA/content"
 },
 "integration": {
  "summary": "Put the chiller in remote/ISN control at the panel, then start and stop it with the E-Link remote run/stop object and write the remote setpoint and current limit. Read the operating, safety and warning codes, run status and water temperatures.",
  "minimum_points": [
   {
    "ref": "BV 1",
    "name": "REM RUN STOP CMD",
    "why": "Remote start/stop (1 = run)"
   },
   {
    "ref": "AV 1",
    "name": "REM LEAVING CH LIQ TEMP SP",
    "why": "Remote leaving chilled liquid setpoint"
   },
   {
    "ref": "AV 2",
    "name": "REM INPUT CURRENT LIM SP",
    "why": "Remote current limit, %"
   },
   {
    "ref": "MV 5",
    "name": "UNIT CONTROL SOURCE",
    "why": "Must read ISN (BAS) for BMS control"
   },
   {
    "ref": "MV 1",
    "name": "UNIT OPERATION CODE",
    "why": "Unit operating status code"
   },
   {
    "ref": "BV 5",
    "name": "COMPR MOTOR STATUS",
    "why": "Chiller running"
   },
   {
    "ref": "AV 5",
    "name": "LEAVING CH LIQ TEMP",
    "why": "Leaving chilled liquid temperature"
   },
   {
    "ref": "AV 6",
    "name": "ENTERING CH LIQ TEMP",
    "why": "Entering chilled liquid temperature"
   },
   {
    "ref": "MV 2",
    "name": "UNIT SAFETY FAULT CODE",
    "why": "Safety (shutdown) fault code"
   },
   {
    "ref": "MV 4",
    "name": "UNIT WARNING CODE",
    "why": "Active warning code"
   }
  ],
  "enable": "The E-Link remote slots (AV 1-4, BV 1-4) are the BMS commands; the chiller panel must be set for remote (ISN/BAS) control for them to take effect.",
  "heartbeat": null,
  "remote_sensors": null,
  "setup": [
   "The E-Link gateway talks to the chiller microboard over YorkTalk 3 and serves BACnet, N2, LON and Modbus; BACnet addressing is set on the E-Link.",
   "Check the chiller program version against the sheet's version table; availability codes (S/O/N) are per version."
  ],
  "gotchas": [
   "Status codes are multistate values offset by 1 from the printed code tables.",
   "Points marked optional (O) on the sheet report only on units with that option or program version."
  ]
 },
 "points": [
  {
   "type": "AV",
   "instance": 1,
   "name": "REM LEAVING CH LIQ TEMP SP",
   "description": "Remote Leaving Chilled Liquid Setpoint",
   "units": "°F",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 2,
   "name": "REM INPUT CURRENT LIM SP",
   "description": "Remote Input Current Limit Setpoint",
   "units": "%",
   "access": "W",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 1,
   "name": "REM RUN STOP CMD",
   "description": "Remote Run/Stop",
   "units": "",
   "access": "W",
   "states": "0=Stop, 1=Run"
  },
  {
   "type": "AV",
   "instance": 5,
   "name": "LEAVING CH LIQ TEMP",
   "description": "Leaving Chilled Liquid Temperature",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 6,
   "name": "ENTERING CH LIQ TEMP",
   "description": "Entering Chilled Liquid Temperature",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 7,
   "name": "LEAVING COND WATER TEMP",
   "description": "Leaving Condenser Liquid Temperature",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 8,
   "name": "ENTERING COND WATER TEMP",
   "description": "Entering Condenser Liquid Temperature",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 9,
   "name": "EVAPORATOR PRESSURE",
   "description": "Evaporator Pressure",
   "units": "psig",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 10,
   "name": "CONDENSER PRESSURE",
   "description": "Condenser Pressure",
   "units": "psig",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 11,
   "name": "DISCHARGE TEMP",
   "description": "Discharge Temperature",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 12,
   "name": "EVAP REFRIGERANT TEMP",
   "description": "Evaporator Refrigerant Temperature",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 13,
   "name": "VSD PHASE A OUTPUT CURRENT",
   "description": "VSD Phase A Output Current (RMS)",
   "units": "A",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 14,
   "name": "VSD PHASE B OUTPUT CURRENT",
   "description": "VSD Phase B Output Current (RMS)",
   "units": "A",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 15,
   "name": "VSD PHASE C OUTPUT CURRENT",
   "description": "VSD Phase C Output Current (RMS)",
   "units": "A",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 17,
   "name": "VSD RMS INPUT CURRENT L1",
   "description": "VSD L1 Input Current (RMS)",
   "units": "A",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 18,
   "name": "VSD RMS INPUT CURRENT L2",
   "description": "VSD L2 Input Current (RMS)",
   "units": "A",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 19,
   "name": "VSD RMS INPUT CURRENT L3",
   "description": "VSD L3 Input Current (RMS)",
   "units": "A",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 20,
   "name": "LEAVING CH LIQ TEMP ACT SP",
   "description": "Leaving Chilled Liquid Setpoint - Selected",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 21,
   "name": "INPUT CURRENT LMT ACTIVE",
   "description": "Active Input Current Limit",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 22,
   "name": "EVAP SATURATION TEMP",
   "description": "Evaporator Saturation Temperature",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 23,
   "name": "COND SATURATION TEMP",
   "description": "Condenser Saturation Temperature",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 24,
   "name": "INPUT CURRENT PCT FLA",
   "description": "Input % Full Load Amps (use for control see note 7 below)",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 25,
   "name": "COND REFRIGERANT LEVEL",
   "description": "Condenser Refrigerant Level",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 26,
   "name": "OPERATING HOURS",
   "description": "Operating Hours",
   "units": "hours",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 27,
   "name": "NUMBER OF STARTS",
   "description": "Number Of Starts",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 28,
   "name": "HOT GAS BYPASS VLV CMD",
   "description": "Hot Gas Bypass Command (Hot Gas Bypass Option only)",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 29,
   "name": "MOTOR CURRENT PCT FLA",
   "description": "Motor % Full Load Amps (Do NOT use for control see note 7 below)",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 5,
   "name": "COMPR MOTOR STATUS",
   "description": "Motor Run",
   "units": "",
   "access": "R",
   "states": "0=Off, 1=On"
  },
  {
   "type": "BV",
   "instance": 6,
   "name": "CH LIQ PUMP STAT",
   "description": "Chilled Liquid Pump",
   "units": "",
   "access": "R",
   "states": "0=Off, 1=On"
  },
  {
   "type": "BV",
   "instance": 7,
   "name": "VSD COOLING SYS STAT",
   "description": "VSD Cooling System",
   "units": "",
   "access": "R",
   "states": "0=Off, 1=On"
  },
  {
   "type": "BV",
   "instance": 8,
   "name": "RUN PERMISSIVE",
   "description": "Run Permissive",
   "units": "",
   "access": "R",
   "states": "0=Off, 1=On"
  },
  {
   "type": "BV",
   "instance": 9,
   "name": "CH LIQ FLOW SWITCH STAT",
   "description": "Chilled Liquid Flow Switch",
   "units": "",
   "access": "R",
   "states": "0=Open, 1=Closed"
  },
  {
   "type": "BV",
   "instance": 10,
   "name": "CND FLOW SWITCH STAT",
   "description": "Condenser Liquid Flow Switch",
   "units": "",
   "access": "R",
   "states": "0=Open, 1=Closed"
  },
  {
   "type": "BV",
   "instance": 11,
   "name": "COND REF LEVEL CNTRL MODE",
   "description": "Condenser Level Control Valve Mode",
   "units": "",
   "access": "R",
   "states": "0=Auto, 1=Manual"
  },
  {
   "type": "MV",
   "instance": 1,
   "name": "UNIT OPERATION CODE",
   "description": "Unit Operation Code",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "MV",
   "instance": 2,
   "name": "UNIT SAFETY FAULT CODE",
   "description": "Unit Safety Fault Code",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "MV",
   "instance": 3,
   "name": "UNIT CYCLING FAULT CODE",
   "description": "Unit Cycling Fault Code",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "MV",
   "instance": 4,
   "name": "UNIT WARNING CODE",
   "description": "Unit Warning Code",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "MV",
   "instance": 5,
   "name": "UNIT CONTROL SOURCE",
   "description": "Unit Control Source",
   "units": "",
   "access": "R",
   "states": "0=Local, 1=ISN (BAS), 2=Analog, 3=Digital, 4=Modem"
  },
  {
   "type": "MV",
   "instance": 6,
   "name": "UNIT MOD RUN CODE",
   "description": "Unit Modified Run Code",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "MV",
   "instance": 7,
   "name": "UNIT START INHIBIT CODE",
   "description": "Unit Start Inhibit Code",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "MV",
   "instance": 8,
   "name": "UNIT INTERNAL FAULT CODE",
   "description": "Unit Internal Fault Code",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 30,
   "name": "VGD CONTROL STATE",
   "description": "VGD Control State (Mod A Chillers only)",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 31,
   "name": "VGD STALL COUNT",
   "description": "VGD Stall Count (Mod A Chillers only)",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 32,
   "name": "ACTIVE ANTI SURGE MIN FREQ",
   "description": "Active Anti-Surge Minimum Frequency",
   "units": "Hz",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 34,
   "name": "VSD OUTPUT VOLTAGE",
   "description": "VSD Output Voltage",
   "units": "V",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 35,
   "name": "VSD INPUT POWER",
   "description": "VSD Input Power",
   "units": "kW",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 36,
   "name": "VSD INPUT KWH",
   "description": "VSD Input Kilowatt Hours",
   "units": "kWh",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 37,
   "name": "VSD DC BUS VOLTAGE",
   "description": "VSD DC Bus Voltage",
   "units": "V",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 38,
   "name": "VSD INPUT VOLTAGE L1",
   "description": "VSD L1 Input Voltage (RMS)",
   "units": "V",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 39,
   "name": "SURGE COUNT",
   "description": "Surge Count",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 40,
   "name": "VSD OUTPUT FREQUENCY",
   "description": "VSD Output Frequency",
   "units": "Hz",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 41,
   "name": "VSD INPUT VOLTAGE L2",
   "description": "VSD L2 Input Voltage (RMS)",
   "units": "V",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 42,
   "name": "VSD INPUT VOLTAGE L3",
   "description": "VSD L3 Input Voltage (RMS)",
   "units": "V",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 43,
   "name": "COND LVL CTRL VLV CMD",
   "description": "Condenser Level Control Valve Command",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 26,
   "name": "MBC LEVITATION MODE",
   "description": "MBC Levitation Mode",
   "units": "",
   "access": "R",
   "states": "0=Off, 1=On"
  },
  {
   "type": "BV",
   "instance": 27,
   "name": "MBC ROTATION MODE",
   "description": "MBC Rotation Mode",
   "units": "",
   "access": "R",
   "states": "0=Off, 1=On"
  },
  {
   "type": "AV",
   "instance": 105,
   "name": "MOTOR HOUSING TEMP",
   "description": "Motor Housing Temp",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 107,
   "name": "MOTOR COOLING VALVE CMD",
   "description": "Motor Cooling Valve Command (Mod A FAB comp & Mod B chillers)",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 108,
   "name": "VSD INTERNAL AMBIENT TEMP 2",
   "description": "VSD Internal Ambient Temperature 2",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 109,
   "name": "MTR WINDING AVG TEMP",
   "description": "Average Motor Winding Temperature",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 110,
   "name": "VSD INTERNAL AMBIENT TEMP 1",
   "description": "VSD Internal Ambient Temperature 1",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 111,
   "name": "VGD POSITION",
   "description": "VGD Position",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 112,
   "name": "PRE ROTATION VANE POS",
   "description": "Pre Rotation Vanes (PRV) Position (Mod A chillers FAA comp only)",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 113,
   "name": "COND REFRIGERANT LEVEL SP",
   "description": "Condenser Active Level Setpoint",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 114,
   "name": "DROP LEG REFRIG TEMP",
   "description": "Drop Leg Refrigerant Temperature",
   "units": "°F",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 121,
   "name": "INPUT KWH LO",
   "description": "Input Kilowatt Hours Low (LV and MV SSS only) (see note 11)",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 122,
   "name": "INPUT KWH OFFSET",
   "description": "Input Kilowatt Hours Offset (LV and MV SSS only) (see note 11)",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 123,
   "name": "OPERATING HOURS LO",
   "description": "Operating Hours Low (see note 12)",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 124,
   "name": "OPERATING HOURS OFFSET",
   "description": "Operating Hours Offset (see note 12)",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 125,
   "name": "MBC MOTOR SPEED",
   "description": "MBC Motor Speed",
   "units": "Hz",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 126,
   "name": "MBC LANDING COUNTER",
   "description": "MBC Landing Counter (Mod A chillers only)",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 127,
   "name": "ANTI SURGE MIN PRV POS",
   "description": "Active Minimum PRV Position (Mod A chillers FAA comp only)",
   "units": "%",
   "access": "R",
   "states": ""
  }
 ],
 "page": "https://easybacnet.com/bacnet-points-lists/york/ymc2-e-link",
 "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"
}