{
 "manufacturer": "Navien",
 "manufacturer_slug": "navien",
 "model": "NFB-C Fire Tube Boiler - Cascade Main + Sub 1-31 (Modbus/BACnet Gateway)",
 "short_model": "NFB-C Cascade Gateway",
 "model_slug": "nfb-c-cascade-gateway",
 "aliases": [
  "NFB-C cascade",
  "NFB-301C",
  "NFB-399C",
  "Navien Modbus/BACnet Gateway",
  "GXXX001932"
 ],
 "equipment_type": "Boiler gateway (cascaded fire tube boilers)",
 "applies_to": "A cascade of Navien NFB-C boilers (one Main and up to 31 Subs) connected to the Navien Modbus/BACnet gateway through the Main boiler.",
 "summary": "With the cascade profile, the Navien Modbus/BACnet gateway presents a whole NFB-C cascade (Main plus Sub 1-31) as one BACnet IP or BACnet MS/TP device. It exposes the cascade commands and setpoints, cascade state, and a block of status, temperature, error and counter points for the Main and each Sub boiler.",
 "bacnet_transport": [
  "BACnet IP",
  "BACnet MS/TP"
 ],
 "firmware": null,
 "default_device_instance": null,
 "access_inferred": true,
 "notes": [
  "From Appendix C.2, NFB-C Main 1 Sub 1 - Sub 31 Modbus RTU mappings to BACnet/IP and BACnet MS/TP (guide pages 26-34).",
  "The table gives only point name, object type and instance: no units, ranges or read/write column. Access here is inferred: AV and BV objects are treated as writable commands and settings, AI and BI as read-only.",
  "Sub boiler points use instance = Sub number x 1000 + offset (Sub05 Error state = BI 5006); every Sub block is printed and listed here.",
  "Sub blocks for boilers that are not installed will have no live data."
 ],
 "source": {
  "title": "Modbus/BACnet Gateway Start-up Guide (Installation & Operation Manual) for interfacing Navien products to building automation systems",
  "doc_number": null,
  "revision_date": "Effective October 1, 2019",
  "url": "https://www.navieninc.com/downloads/modbus-bacnet-installation-and-operation-manual-en/download"
 },
 "integration": {
  "summary": "Command the cascade from the BMS (on/off, space heating, setpoints) and read cascade state plus the Main and Sub boiler status and error points. Map only the Sub blocks that exist on site.",
  "minimum_points": [
   {
    "ref": "AV 1",
    "name": "Boiler On/Off command",
    "why": "Cascade on/off command"
   },
   {
    "ref": "BV 1",
    "name": "SH operation on/off control",
    "why": "Space heating on/off"
   },
   {
    "ref": "AV 2",
    "name": "SH supply setpoint setting",
    "why": "Space-heat supply water setpoint"
   },
   {
    "ref": "AV 4",
    "name": "DHW setpoint setting",
    "why": "Domestic hot water setpoint"
   },
   {
    "ref": "AV 5",
    "name": "Error reset command",
    "why": "Resets boiler errors"
   },
   {
    "ref": "BI 101",
    "name": "Cascade system enable state",
    "why": "Cascade system enabled"
   },
   {
    "ref": "BI 102",
    "name": "Cascade burning state",
    "why": "Cascade burner firing"
   },
   {
    "ref": "BI 6",
    "name": "Main Error state",
    "why": "Main boiler in error"
   }
  ],
  "enable": "Boiler On/Off command (AV 1) and SH operation on/off control (BV 1) switch the cascade and space heating; DHW operation ON/OFF control (BV 4) does the same for hot water.",
  "heartbeat": null,
  "remote_sensors": null,
  "setup": [
   "Gateway part number GXXX001932 (ports: RS-485 R1 to the boilers, Ethernet, RS-485 R2 for BACnet MS/TP).",
   "Boiler side: Modbus RTU at 9600 baud, 8 data bits, no parity, 1 stop bit; give each boiler a unique Node-ID (1-255).",
   "Device instance = Node_Offset + Node-ID; Node_Offset defaults to 50,000, so Node-ID 1 gives 50,001.",
   "Default gateway IP is 192.168.1.24 (Wi-Fi access point 192.168.50.1); pick the field protocol and the device profile in the Web Configurator.",
   "Set BACnet Virtual Server Nodes to Yes when more than one device is connected to the gateway."
  ],
  "gotchas": [
   "The full profile is large (Main + 31 Subs); auto-discovery returns every Sub block whether or not that boiler exists.",
   "The guide gives no state or value tables; check status and error codes against the boiler manual."
  ]
 },
 "points": [
  {
   "type": "AI",
   "instance": 1,
   "name": "Main Operation Status",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2,
   "name": "Main Error code",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4,
   "name": "Main Current Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5,
   "name": "Main Supply temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6,
   "name": "Main Return temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 8,
   "name": "Main Maximum Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 9,
   "name": "Main Exhaust temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 10,
   "name": "Main Total time after installation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 11,
   "name": "Main Number of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 12,
   "name": "Main Total time of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 13,
   "name": "Main Current amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 14,
   "name": "Main Total amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 101,
   "name": "Cascade total units",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 102,
   "name": "Cascade Operating units",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 103,
   "name": "Cascade On/Off state",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 104,
   "name": "CC Average Heating capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 105,
   "name": "CC Maximum Heating capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 106,
   "name": "Primary total flow",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 107,
   "name": "Average primary Supply temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 108,
   "name": "Average primary return temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 109,
   "name": "System Supply temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 110,
   "name": "System Return temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 111,
   "name": "Error occurrence unit number",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 112,
   "name": "Main Error code",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1001,
   "name": "Sub01 Operation Status",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1002,
   "name": "Sub01 Main Error code",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1004,
   "name": "Sub01 Current Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1005,
   "name": "Sub01 Supply temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1006,
   "name": "Sub01 Return temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1008,
   "name": "Sub01 Maximum Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1009,
   "name": "Sub01 Exhaust temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1010,
   "name": "Sub01 Total time after installation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1011,
   "name": "Sub01 Number of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1012,
   "name": "Sub01 Total time of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1013,
   "name": "Sub01 Current amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 1014,
   "name": "Sub01 Total amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2001,
   "name": "Sub02 Operation Status",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2002,
   "name": "Sub02 Main Error code",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2004,
   "name": "Sub02 Current Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2005,
   "name": "Sub02 Supply temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2006,
   "name": "Sub02 Return temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2008,
   "name": "Sub02 Maximum Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2009,
   "name": "Sub02 Exhaust temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2010,
   "name": "Sub02 Total time after installation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2011,
   "name": "Sub02 Number of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2012,
   "name": "Sub02 Total time of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2013,
   "name": "Sub02 Current amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 2014,
   "name": "Sub02 Total amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 3001,
   "name": "Sub03 Operation Status",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 3002,
   "name": "Sub03 Main Error code",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 3004,
   "name": "Sub03 Current Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 3005,
   "name": "Sub03 Supply temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 3006,
   "name": "Sub03 Return temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 3008,
   "name": "Sub03 Maximum Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 3009,
   "name": "Sub03 Exhaust temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 3010,
   "name": "Sub03 Total time after installation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 3011,
   "name": "Sub03 Number of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 3012,
   "name": "Sub03 Total time of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 3013,
   "name": "Sub03 Current amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 3014,
   "name": "Sub03 Total amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4001,
   "name": "Sub04 Operation Status",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4002,
   "name": "Sub04 Main Error code",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4004,
   "name": "Sub04 Current Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4005,
   "name": "Sub04 Supply temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4006,
   "name": "Sub04 Return temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4008,
   "name": "Sub04 Maximum Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4009,
   "name": "Sub04 Exhaust temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4010,
   "name": "Sub04 Total time after installation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4011,
   "name": "Sub04 Number of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4012,
   "name": "Sub04 Total time of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4013,
   "name": "Sub04 Current amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 4014,
   "name": "Sub04 Total amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5001,
   "name": "Sub05 Operation Status",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5002,
   "name": "Sub05 Main Error code",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5004,
   "name": "Sub05 Current Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5005,
   "name": "Sub05 Supply temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5006,
   "name": "Sub05 Return temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5008,
   "name": "Sub05 Maximum Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5009,
   "name": "Sub05 Exhaust temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5010,
   "name": "Sub05 Total time after installation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5011,
   "name": "Sub05 Number of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5012,
   "name": "Sub05 Total time of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5013,
   "name": "Sub05 Current amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 5014,
   "name": "Sub05 Total amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6001,
   "name": "Sub06 Operation Status",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6002,
   "name": "Sub06 Main Error code",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6004,
   "name": "Sub06 Current Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6005,
   "name": "Sub06 Supply temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6006,
   "name": "Sub06 Return temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6008,
   "name": "Sub06 Maximum Heat capacity",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6009,
   "name": "Sub06 Exhaust temperature",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6010,
   "name": "Sub06 Total time after installation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6011,
   "name": "Sub06 Number of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6012,
   "name": "Sub06 Total time of CH operation",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6013,
   "name": "Sub06 Current amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 6014,
   "name": "Sub06 Total amount of gas",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 7001,
   "name": "Sub07 Operation Status",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 7002,
   "name": "Sub07 Main Error code",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 7004,
   "name": "Sub07 Current Heat capacity",
   "description": "",
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  {
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  {
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  {
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  },
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  },
  {
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  },
  {
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  {
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  },
  {
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  {
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  {
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  {
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  {
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  },
  {
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  },
  {
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  },
  {
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  },
  {
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  },
  {
   "type": "AI",
   "instance": 21001,
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  },
  {
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  },
  {
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   "instance": 21004,
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  {
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   "instance": 21005,
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  {
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  {
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   "instance": 21008,
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  },
  {
   "type": "AI",
   "instance": 21009,
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  },
  {
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   "instance": 21010,
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  },
  {
   "type": "AI",
   "instance": 21011,
   "name": "Sub21 Number of CH operation",
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  },
  {
   "type": "AI",
   "instance": 21012,
   "name": "Sub21 Total time of CH operation",
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  },
  {
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  },
  {
   "type": "AI",
   "instance": 21014,
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  },
  {
   "type": "AI",
   "instance": 22001,
   "name": "Sub22 Operation Status",
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  },
  {
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   "instance": 22002,
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  },
  {
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   "instance": 22004,
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  },
  {
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   "instance": 22005,
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  {
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  },
  {
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   "instance": 22008,
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  },
  {
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   "instance": 22009,
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  },
  {
   "type": "AI",
   "instance": 22010,
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   "units": "",
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   "states": ""
  },
  {
   "type": "AI",
   "instance": 22011,
   "name": "Sub22 Number of CH operation",
   "description": "",
   "units": "",
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   "states": ""
  },
  {
   "type": "AI",
   "instance": 22012,
   "name": "Sub22 Total time of CH operation",
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  },
  {
   "type": "AI",
   "instance": 22013,
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   "states": ""
  },
  {
   "type": "AI",
   "instance": 22014,
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   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "AI",
   "instance": 23001,
   "name": "Sub23 Operation Status",
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   "units": "",
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  },
  {
   "type": "AI",
   "instance": 23002,
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   "states": ""
  },
  {
   "type": "AI",
   "instance": 23004,
   "name": "Sub23 Current Heat capacity",
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  },
  {
   "type": "AI",
   "instance": 23005,
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  {
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  {
   "type": "AI",
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  {
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  },
  {
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  },
  {
   "type": "AI",
   "instance": 23011,
   "name": "Sub23 Number of CH operation",
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   "units": "",
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  },
  {
   "type": "AI",
   "instance": 23012,
   "name": "Sub23 Total time of CH operation",
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  },
  {
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   "instance": 23013,
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  },
  {
   "type": "AI",
   "instance": 23014,
   "name": "Sub23 Total amount of gas",
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  },
  {
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   "instance": 24001,
   "name": "Sub24 Operation Status",
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  {
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  },
  {
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  {
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  {
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  {
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  {
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  {
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  },
  {
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   "name": "Sub24 Number of CH operation",
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  },
  {
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  },
  {
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  },
  {
   "type": "AI",
   "instance": 24014,
   "name": "Sub24 Total amount of gas",
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  },
  {
   "type": "AI",
   "instance": 25001,
   "name": "Sub25 Operation Status",
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  {
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  {
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  {
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  {
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  {
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  },
  {
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   "name": "Sub25 Number of CH operation",
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  },
  {
   "type": "AI",
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   "name": "Sub25 Total time of CH operation",
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  },
  {
   "type": "AI",
   "instance": 25013,
   "name": "Sub25 Current amount of gas",
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  },
  {
   "type": "AI",
   "instance": 25014,
   "name": "Sub25 Total amount of gas",
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  },
  {
   "type": "AI",
   "instance": 26001,
   "name": "Sub26 Operation Status",
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  {
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  {
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  {
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  {
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  {
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   "description": "",
   "units": "",
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  },
  {
   "type": "AI",
   "instance": 26011,
   "name": "Sub26 Number of CH operation",
   "description": "",
   "units": "",
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  },
  {
   "type": "AI",
   "instance": 26012,
   "name": "Sub26 Total time of CH operation",
   "description": "",
   "units": "",
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  },
  {
   "type": "AI",
   "instance": 26013,
   "name": "Sub26 Current amount of gas",
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   "instance": 30008,
   "name": "Sub30 Boiler pump op Status",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 31001,
   "name": "Sub31 Burner op state",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 31002,
   "name": "Sub31 Frozen protection mode",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 31006,
   "name": "Sub31 Error state",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 31007,
   "name": "Sub31 Boiler enable status",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BI",
   "instance": 31008,
   "name": "Sub31 Boiler pump op Status",
   "description": "",
   "units": "",
   "access": "R",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 1,
   "name": "SH operation on/off control",
   "description": "",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 2,
   "name": "Outdoor reset curve usage enable",
   "description": "",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 3,
   "name": "WWSD enable",
   "description": "",
   "units": "",
   "access": "W",
   "states": ""
  },
  {
   "type": "BV",
   "instance": 4,
   "name": "DHW operation ON/OFF control",
   "description": "",
   "units": "",
   "access": "W",
   "states": ""
  }
 ],
 "page": "https://easybacnet.com/bacnet-points-lists/navien/nfb-c-cascade-gateway",
 "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"
}