{
 "manufacturer": "Lochinvar",
 "manufacturer_slug": "lochinvar",
 "model": "Copper-fin II / IIE (CFX, CHX, CPX)",
 "model_slug": "copper-fin-ii",
 "aliases": [
  "Copper-fin",
  "Copper-Fin II",
  "Copper-fin IIE",
  "CFX",
  "CHX",
  "CPX",
  "C(F,H,P)X-MODB",
  "CB 402-2072",
  "CW 402-2072"
 ],
 "equipment_type": "Commercial boiler / water heater / pool heater controller",
 "applies_to": "Lochinvar Copper-fin II/IIE boilers and water heaters (models 402-2072) and pool heaters (502-2072) with the SMART SYSTEM control.",
 "summary": "Copper-fin II/IIE units expose BACnet MS/TP through Lochinvar's optional Modbus/BACnet communication board. The map follows the same pattern as the other SMART SYSTEM appliances: stage enables and a tank thermostat as BVs, safety and output status as BIs, temperatures and status/blocking/lockout codes as AIs, and BAS-written commands and temperatures as AVs.",
 "bacnet_transport": [
  "BACnet MS/TP"
 ],
 "firmware": null,
 "default_device_instance": "Base + MAC address; the manual's example base is 620000 (base is model dependent and can be changed)",
 "access_inferred": false,
 "notes": [
  "The BACnet board is an MS/TP master; MAC addresses 0-127 are set on dip switches 1-7.",
  "AV 0 (Configuration) is a bitmask telling the control which values the BAS will supply; AV 1 carries the BV 0-4 command bits as one word.",
  "AI 0-2 are the binary inputs packed into 16-bit words.",
  "Stage enables BV 1-3 apply to multi-stage boilers controlled per stage (Control Mode 2).",
  "Temperatures are in °C on the bus; Rev F adds a °F option on dip switch 8 of the board.",
  "Cascade totals are only seen on the leader; fit a board to each unit to see its own values."
 ],
 "integration": {
  "summary": "Set parameter H6 ModBus to Active so the control accepts BAS commands, then write AV 0 Configuration with the bits for the values the BAS will supply. The BAS then sends the enable (BV 0 or the AV 1 word), and optionally a rate or setpoint on AV 2 (H3 BMS input Active) and a tank setpoint on AV 3. Commands must be refreshed; monitoring needs no setup.",
  "minimum_points": [
   {
    "ref": "AV 0",
    "why": "Bitmask of BAS-supplied inputs; resend before commands",
    "name": "Configuration"
   },
   {
    "ref": "BV 0",
    "why": "Enable / call for heat from the BAS",
    "name": "Stage 1 Enable"
   },
   {
    "ref": "AV 2",
    "why": "Rate command: firing % or setpoint, per BMS Type",
    "name": "0 - 10V Inp. / Rate Cmd / Setp. Cmd"
   },
   {
    "ref": "AI 13",
    "why": "What the unit is doing",
    "name": "Status Code"
   },
   {
    "ref": "AI 8",
    "why": "Outlet water temperature, °C",
    "name": "Outlet Temperature"
   },
   {
    "ref": "AI 11",
    "why": "Burner firing rate, %",
    "name": "Firing Rate"
   },
   {
    "ref": "AI 15",
    "why": "Lockout cause",
    "name": "Lockout Code"
   }
  ],
  "enable": "Set H6 ModBus = Active. Control Mode 1: enable (BV 0) and/or tank thermostat (BV 4) with local setpoints. Mode 2: each stage enabled directly after H5 Sequencer = Active (boilers only). Mode 3: enable plus a % rate on AV 2 with H3 BMS input = Active. Mode 4: enable plus setpoint via AV 2 (J1 BMS Type = Set point) and/or AV 3 tank/pool setpoint. Mode 5: AV 2 alone acts as enable and rate/setpoint with H2 Enable input = Inactive. Write the matching AV 0 bits first in each mode.",
  "heartbeat": "BAS-supplied system/tank temperatures and the 0-10 V value must be updated within the H7 timeout (1-255 s, default 10 s) or the control reverts to its own readings. Other commands have a fixed 4-minute timeout; if not refreshed the unit runs on its own inputs.",
  "remote_sensors": "Set the AV 0 bits, then write AV 4 tank temperature, AV 5 outdoor temperature, AV 6 system supply or AV 7 pool/system return temperature in °C. Rewrite them faster than the H7 timeout.",
  "setup": [
   "MAC address from dip switches 1-7 (0-127); baud from switches 9-10: 9600, 19200, 38400 or 76800.",
   "Device instance = base + MAC; the base can be changed (0-4194048) and reset by powering up with switches 1-8 on.",
   "Default device name is \"MTR-01 BACnet\".",
   "Board LED D7: 1 s bright / 1 s dim = normal; 1.5 s on / 0.5 s off = no BACnet communication."
  ],
  "gotchas": [
   "The manual says to resend the AV 0 configuration bits before each command.",
   "AV 2 is a 0-100 % image of the 0-10 V input; as a setpoint it is scaled between the BMS temperatures at low and high input.",
   "Writing 0 to the AV 1 command word disables the unit."
  ]
 },
 "source": {
  "title": "Copper-fin II/IIE Boiler, Water Heater and Pool Heater ModBus and BACnet Communication Instructions",
  "doc_number": "C(F,H,P)X-MODB 100160882_2000001229",
  "revision_date": "Rev F, 11/21",
  "url": "https://assets.lochinvar.com/damroot/Original/10014/C(F,H,P)X-MODB_100160882_2000001229_REV%20F_(45243).pdf"
 },
 "points": [
  {
   "type": "BV",
   "instance": 0,
   "name": "Stage 1 Enable",
   "description": "Enable 1 / stage 1 enable from the BAS",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 1,
   "name": "Stage 2 Enable",
   "description": "Stage 2 enable from the BAS",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 2,
   "name": "Stage 3 Enable",
   "description": "Stage 3 enable from the BAS",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 3,
   "name": "Stage 4 Enable",
   "description": "Stage 4 enable from the BAS",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 4,
   "name": "Tank Thermostat",
   "description": "Tank thermostat call from the BAS",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 0,
   "name": "High Limits",
   "description": "High limit status",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 1,
   "name": "Flow Switch",
   "description": "Flow switch status",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 2,
   "name": "Gas Pressure Switch",
   "description": "Gas pressure switch status",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 3,
   "name": "Louver Proving Switch",
   "description": "Louver proving switch status",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 4,
   "name": "Air Pressure Switch",
   "description": "Air pressure switch status",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 7,
   "name": "Flame 1",
   "description": "Flame 1 detected",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 8,
   "name": "Stage 1 On",
   "description": "Stage 1 firing",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 9,
   "name": "Tank Thermostat",
   "description": "Tank thermostat input status",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 10,
   "name": "Stage 2 On",
   "description": "Stage 2 firing",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 11,
   "name": "Stage 3 On",
   "description": "Stage 3 firing",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 12,
   "name": "Stage 4 On",
   "description": "Stage 4 firing",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 22,
   "name": "Flame 2",
   "description": "Flame 2 detected",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 23,
   "name": "Enable 2",
   "description": "Enable 2 input status",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 32,
   "name": "Runtime Contacts",
   "description": "Runtime contacts closed",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 33,
   "name": "Alarm Contacts",
   "description": "Alarm contacts closed",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 34,
   "name": "HTR Pump",
   "description": "Heater pump output",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 35,
   "name": "DHW Pump",
   "description": "DHW pump output",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 36,
   "name": "Louver Relay",
   "description": "Louver relay output",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 37,
   "name": "Gas Valve 1",
   "description": "Gas valve 1 output",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 38,
   "name": "System Pump",
   "description": "System pump output",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 45,
   "name": "Gas Valve 2",
   "description": "Gas valve 2 output",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 46,
   "name": "Gas Valve 3",
   "description": "Gas valve 3 output",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 47,
   "name": "Gas Valve 4",
   "description": "Gas valve 4 output",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 0,
   "name": "Binary Inputs 0 - 15",
   "description": "Packed word of binary inputs 0-15",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1,
   "name": "Binary Inputs 16 - 31",
   "description": "Packed word of binary inputs 16-31",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2,
   "name": "Discrete Inputs 32 - 47",
   "description": "Packed word of discrete inputs 32-47",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 3,
   "name": "System / Cascade Set point",
   "description": "System or cascade setpoint",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4,
   "name": "System Pump Speed",
   "description": "System pump speed",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5,
   "name": "Cascade Total Power",
   "description": "Cascade total power, 100-800",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6,
   "name": "Cascade Current Power",
   "description": "Cascade current power, 0-800",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 7,
   "name": "Outlet Set point",
   "description": "Outlet setpoint",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 8,
   "name": "Outlet Temperature",
   "description": "Outlet water temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 9,
   "name": "Inlet Temperature",
   "description": "Inlet water temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 10,
   "name": "Pool Temperature",
   "description": "Pool temperature",
   "units": "°C",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 11,
   "name": "Firing Rate",
   "description": "Firing rate",
   "units": "%",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 13,
   "name": "Status Code",
   "description": "Unit status code",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 14,
   "name": "Blocking Code",
   "description": "Blocking code",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 15,
   "name": "Lockout Code",
   "description": "Lockout code",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 26,
   "name": "Lockout Error Leader",
   "description": "Cascade leader lockout error",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 27,
   "name": "Lockout Error Member 1",
   "description": "Cascade member 1 lockout error",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 28,
   "name": "Lockout Error Member 2",
   "description": "Cascade member 2 lockout error",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 29,
   "name": "Lockout Error Member 3",
   "description": "Cascade member 3 lockout error",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 30,
   "name": "Lockout Error Member 4",
   "description": "Cascade member 4 lockout error",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 31,
   "name": "Lockout Error Member 5",
   "description": "Cascade member 5 lockout error",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 32,
   "name": "Lockout Error Member 6",
   "description": "Cascade member 6 lockout error",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 33,
   "name": "Lockout Error Member 7",
   "description": "Cascade member 7 lockout error",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 0,
   "name": "Configuration",
   "description": "Bitmask of values the BAS will supply",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 1,
   "name": "Binary Values 0 - 4",
   "description": "Packed word of BV 0-4 (enables / tank thermostat)",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 2,
   "name": "0 - 10V Inp. / Rate Cmd / Setp. Cmd",
   "description": "Rate or setpoint command, as a 0-100 % of the 0-10 V input",
   "units": "%",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 3,
   "name": "Tank / Pool Set point",
   "description": "Tank or pool setpoint from the BAS",
   "units": "°C",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 4,
   "name": "Tank Temperature",
   "description": "Tank temperature from the BAS",
   "units": "°C",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 5,
   "name": "Outdoor Temperature",
   "description": "Outdoor temperature from the BAS",
   "units": "°C",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 6,
   "name": "System Supply Temperature",
   "description": "System supply temperature from the BAS",
   "units": "°C",
   "access": "W",
   "states": ""
  },
  {
   "type": "AV",
   "instance": 7,
   "name": "Pool /System Return Temperature",
   "description": "Pool or system return temperature from the BAS",
   "units": "°C",
   "access": "W",
   "states": ""
  }
 ],
 "page": "https://easybacnet.com/bacnet-points-lists/lochinvar/copper-fin-ii",
 "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"
}