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Modulating boiler sequencing control · BACnet points list
Heat-Timer Multi-MOD Platinum (BACnet) BACnet points list
Updated 6 November 2026
The Multi-MOD Platinum sequences up to 20 modulating boilers on temperature, steam pressure or outdoor reset. Its BACnet board exposes per-stage run time, ignition level, mode, manual level, trims, relay and modulation readbacks, plus the system setpoint, sensor and target, as Analog, Binary and Multi-state Values.
This page lists 43 BACnet objects for the Heat-Timer Multi-MOD Platinum (BACnet) — 29 of them writable — with each object’s type, instance number, name, engineering units and access. It is re-typed from Heat-Timer’s own free documentation, linked below.
- Manufacturer
- Heat-Timer
- Model
- Multi-MOD Platinum (BACnet)
- Equipment
- Modulating boiler sequencing control
- Equipment type
- Boilers & water heaters
- BACnet objects
- 43 (29 writable)
- Transport
- BACnet IP, BACnet MS/TP
- Firmware
- Not stated
- Also known as
- Multi-MOD, MultiMOD, Multi-MOD Platinum, Heat-Timer Multi-MOD, Platinum BACnet
Reference only, provided as-is: verify against Heat-Timer’s current documentation and the live device before use. Not official Heat-Timer information. Terms of use.
BMS integration notes: Heat-Timer Multi-MOD Platinum (BACnet)
The Multi-MOD sequences up to 20 modulating boilers (stages) on temperature, pressure or outdoor reset. From the BMS, read the system sensor, calculated target, stage relays and modulation levels and the lockout inputs; adjust the setpoint, put each stage in Auto/Standby/Manual/Off/On with MODE, and set a manual modulation level with MAN.
Minimum points to map
The short list most integrators start with — enough to run the unit from a BMS. Map more as the job needs.
| Object | Name | Why | Access |
|---|---|---|---|
| MV 1400 | MODE00 | Stage 1 mode: 1 Auto ... 4 Off, 5 On | Write |
| AV 2600 | SETPT | System setpoint (units per INMODE) | Write |
| AV 1100 | MAN00 | Stage 1 manual modulation level, % | Write |
| AV 3200 | SYSSEN | System sensor reading | Read |
| AV 3300 | TARG | Calculated target (reset modes) | Read |
| BV 3100 | SYSONOFF | System relay (1 = on) | Read |
| BV 2900 | STONOFF00 | Stage 1 relay (1 = on) | Read |
| AV 3000 | STPCT00 | Stage 1 modulation level, % | Read |
| MV 900 | LOCK00 | Stage 1 lockout: 2 = lockout, 3 = comm error | Read |
Network setup
- BACnet IP or BACnet MS/TP is chosen at the panel (Network Settings > Switch to IP / Switch to MS/TP).
- Device ID is a 7-digit number entered at the panel; the device object name is HTC_ followed by the panel serial number.
- MS/TP: MAC address 1-127 (default 1), baud 9600, 19200 or 38400 (default 9600), 8 data bits, no parity, 1 stop bit.
- IP: leave the IP and mask blank for DHCP, or enter a fixed address at the panel.
Watch out for
- Writing MAN changes that stage's MODE to Manual.
- OFF, R and TARG only matter when INMODE is Reset °F or Reset °C.
- Objects with only °F/°C units default to °F when INMODE is a pressure mode.
Heat-Timer Multi-MOD Platinum (BACnet) BACnet objects
Type: AI, AO, AV, BI, BO, BV, MI/MO/MV (multi-state) · Access: Read read-only, Write writable, Command writable with a priority array.
| Description | States | |||||
|---|---|---|---|---|---|---|
| AV | 0 | BTIME00 | Stage Run-Time; range 0 - 2,147,483,647 (first of 0-19) | min | Read | |
| AV | 19 | BTIME19 | Stage Run-Time; range 0 - 2,147,483,647 (last of 0-19) | min | Read | |
| AV | 100 | CO | Outdoor Cutoff Temp; range -6 - 38°C, 20 - 100°F | °F or °C (per INMODE) | Write | |
| AV | 200 | FIRE00 | Ignition Level; range 1 - 50 (first of 200-219) | % | Write | |
| AV | 219 | FIRE19 | Ignition Level; range 1 - 50 (last of 200-219) | % | Write | |
| AV | 300 | GAIN | Modulation Gain; range depends on INMODE (see manual) | Write | ||
| BV | 400 | HC | Heat/Cool | Write | 0=heat, 1=cool | |
| AV | 500 | HFHOLD | High Fire Hold; range 0 - 60 | min | Write | |
| MV | 600 | INMODE | Sensor Mode | Read | 1=°F, 2=°C, 3=15psi, 4=30psi, 5=100psi, 6=200psi, 7=300psi, 8=HWR, 9=Reset °F, 10=Reset °C | |
| MV | 700 | LEAD | Lead Stage | Write | 0-19=A-T | |
| AV | 800 | LFHOLD | Pre-purge Delay; range 0 - 10 | min | Write | |
| MVmin | 900 | LOCK00 | Lockout Input (first of 900-919) | Read | 1=(inactive), 2=Lockout, 3=Comm Error | |
| MV | 919 | LOCK19 | Lockout Input (last of 900-919) | Read | 1=(inactive), 2=Lockout, 3=Comm Error | |
| AV | 1000 | LSTHOLD | Last Stage Hold; range 0 - 3.0psi, 0 - 30psi °C °F | psi, °C or °F (per INMODE) | Write | |
| AVmin | 1100 | MAN00 | Manual Modulation Level; range 0 - 100 (first of 1100-1119) | % | Write | |
| AV | 1119 | MAN19 | Manual Modulation Level; range 0 - 100 (last of 1100-1119) | % | Write | |
| AV | 1200 | MAXSTG | Maximum Stages; range 4 - 20 | Read | ||
| AV | 1300 | MIN | Minimum Target; range 21 - 68°C, 70 - 180°F | °F or °C (per INMODE) | Write | |
| MVmin | 1400 | MODE00 | Stage Mode (first of 1400-1419) | Write | 1=Auto, 2=Standby, 3=Manual, 4=Off, 5=On | |
| MV | 1419 | MODE19 | Stage Mode (last of 1400-1419) | Write | 1=Auto, 2=Standby, 3=Manual, 4=Off, 5=On | |
| AV | 1500 | MODST00 | Modulation Start Point; range 0 - 99 (first of 1500-1519) | % | Write | |
| AV | 1519 | MODST19 | Modulation Start Point; range 0 - 99 (last of 1500-1519) | % | Write | |
| AV | 1600 | MTRIM00 | Modulation Output Trim; range printed "-1 0 - +1 0" (first of 1600-1619) | Write | ||
| AV | 1619 | MTRIM19 | Modulation Output Trim; range printed "-1 0 - +1 0" (last of 1600-1619) | Write | ||
| AV | 1700 | ODTEMP | Outdoor Sensor; range -40 - +122°C, -40 - +250°F | °F or °C (per INMODE) | Read | |
| AV | 1800 | ODTRIM | Outdoor Sensor Trim; range -5 - +5 | °F or °C (per INMODE) | Write | |
| AV | 1900 | OFF | Offset Temp; range -28 - +28°C, -50 - +50°F | °F or °C (per INMODE) | Write | |
| AV | 2000 | PDATE | Panel Date; range 0 - 2,147,483,647 | days since 1/1/1981 | Write | |
| AV | 2100 | PTIME | Panel Time; range 0 - 1439 | min since 0:00 | Write | |
| MV | 2200 | R | Reset Ratio | Write | 1=1:4, 2=1:3, 3=1:2, 4=1:1.5, 5=1:1.25, 6=1:1, 7=1.25:1, 8=1.5:1, 9=2:1, 10=3:1, 11=4:1 | |
| MV | 2300 | RTMODE | Lead Stage Rotation Mode | Write | 1=Manual, 2=Time, 3=Last-On | |
| AV | 2400 | RTTIME | Periodic Rotation Interval; range 1 - 999 | h | Write | |
| AV | 2500 | SB | Setback; range 0 - 7.5psi, 0 - 75psi °C °F | psi, °C or °F (per INMODE) | Write | |
| AVmin | 2600 | SETPT | Set point; range 0.0-15.0psi, 0.0-30.0psi, 0-100psi, -40 - +122°C, -40 - +250°F | psi, °C or °F (per INMODE) | Write | |
| AV | 2700 | SRUNON | System Run-on; range 0 - 60 | min | Write | |
| AV | 2800 | STBYDLY | Standby Delay; range 1 - 60 | min | Write | |
| BVmin | 2900 | STONOFF00 | Stage Relay (first of 2900-2919) | Read | 0=Off, 1=On | |
| BV | 2919 | STONOFF19 | Stage Relay (last of 2900-2919) | Read | 0=Off, 1=On | |
| AVmin | 3000 | STPCT00 | Modulation Level; range 0 - 100 (first of 3000-3019) | % | Read | |
| AV | 3019 | STPCT19 | Modulation Level; range 0 - 100 (last of 3000-3019) | % | Read | |
| BVmin | 3100 | SYSONOFF | System Relay | Read | 0=Off, 1=On | |
| AVmin | 3200 | SYSSEN | System Sensor; range depends on INMODE (see manual) | psi, °C or °F (per INMODE) | Read | |
| AVmin | 3300 | TARG | Calculated Target; range 21 - 122°C, 70 - 250°F | °F or °C (per INMODE) | Read |
No points match these filters.
Object ID lookup: Heat-Timer Multi-MOD Platinum point IDs by name
AV0BTIME00AV19BTIME19AV100COAV200FIRE00AV219FIRE19AV300GAINBV400HCAV500HFHOLDMV600INMODEMV700LEADAV800LFHOLDMV900LOCK00MV919LOCK19AV1000LSTHOLDAV1100MAN00AV1119MAN19AV1200MAXSTGAV1300MINMV1400MODE00MV1419MODE19AV1500MODST00AV1519MODST19AV1600MTRIM00AV1619MTRIM19AV1700ODTEMPAV1800ODTRIMAV1900OFFAV2000PDATEAV2100PTIMEMV2200RMV2300RTMODEAV2400RTTIMEAV2500SBAV2600SETPTAV2700SRUNONAV2800STBYDLYBV2900STONOFF00BV2919STONOFF19AV3000STPCT00AV3019STPCT19BV3100SYSONOFFAV3200SYSSENAV3300TARG
Integration notes
- Objects are Analog, Binary and Multi-state Values only. Rows without a read-only mark in the manual are listed as writable.
- Objects that show psi, °C and °F use the unit selected by INMODE.
- Start-up settings can be read but not written over BACnet; Heat-Timer says to set them at the panel first.
- The manual prints some rows as ranges (BTIME00-19 = 0-19; FIRE00-19 = 200-219; LOCK00-19 = 900-919; MAN00-19 = 1100-1119; MODE00-19 = 1400-1419; MODST00-19 = 1500-1519; MTRIM00-19 = 1600-1619; STONOFF00-19 = 2900-2919; STPCT00-19 = 3000-3019). Only the first and last printed objects of each range are listed here; the ones in between follow the same pattern.
- Per-stage objects come in blocks of 20 (00-19).
- Variable list: manual pages 16-17.
Check it against the live device. A points list tells you what the controller can expose; the unit in front of you may differ by firmware or installed options. This list is provided as-is for reference only and may contain mistakes — confirming it before you write, map or commission anything is up to you (terms). Easy BACnet scans a network for BACnet IP devices from an Android phone, reads every object on the Multi-MOD Platinum (BACnet) and exports what it actually has to Excel — free. New to BACnet? Start with what a BACnet points list is and what the object types mean.
Questions about the Heat-Timer Multi-MOD Platinum (BACnet)
How many BACnet points does the Heat-Timer Multi-MOD Platinum (BACnet) have?
This list has 43 BACnet objects: 31 analog values, 4 binary values, 8 multi-state values. The exact set on a given unit depends on its firmware, installed options and configuration.
Which Heat-Timer Multi-MOD Platinum (BACnet) BACnet points are writable?
29 of the 43 objects accept a write. Points marked Command have a priority array: a write holds until it is released, so release it back to automatic when you are done.
Where is the official Heat-Timer Multi-MOD Platinum (BACnet) BACnet documentation?
The source is Platinum BACnet Installation and Configuration Manual (IP and MS/TP) - Multi-MOD Platinum BACnet Variable List (pp. 16-17) (HT# 059082-00C), published free by Heat-Timer at https://www.heat-timer.com/wp-content/uploads/2019/04/Platinum-BACnet-Configuration-Manual-059082C-Color.pdf.
What are the minimum BACnet points to integrate the Heat-Timer Multi-MOD Platinum (BACnet)?
Start with MV 1400 MODE00 (Stage 1 mode: 1 Auto ... 4 Off, 5 On); AV 2600 SETPT (System setpoint (units per INMODE)); AV 1100 MAN00 (Stage 1 manual modulation level, %); AV 3200 SYSSEN (System sensor reading); AV 3300 TARG (Calculated target (reset modes)); BV 3100 SYSONOFF (System relay (1 = on)); BV 2900 STONOFF00 (Stage 1 relay (1 = on)); AV 3000 STPCT00 (Stage 1 modulation level, %); MV 900 LOCK00 (Stage 1 lockout: 2 = lockout, 3 = comm error).
How do I check these points on the real Multi-MOD Platinum (BACnet)?
Scan the network with a BACnet IP browser such as Easy BACnet, open the device and compare its object list with this table. Anything missing is usually an option that isn't installed or a point that is disabled in the controller's configuration.
More Heat-Timer BACnet points lists
- Boiler outdoor reset control
Heat-Timer HWR Platinum (BACnet)
Heat-Timer HWR Platinum hot water reset control for a single burner or a motorized mixing valve, with the BACnet IP/MS/TP communication board.
Also known as: HWR, HWR Platinum, Heat-Timer HWR, Platinum BACnet - Multiple boiler sequencing control
Heat-Timer HWRQ Platinum (BACnet)
Heat-Timer HWRQ Platinum hot water reset and sequencing control for multiple on/off or staged boilers, with the BACnet IP/MS/TP board.
Also known as: HWRQ, HWRQ Platinum, Heat-Timer HWRQ, Platinum BACnet - Boiler / steam heating plant control
Heat-Timer MPC Platinum (BACnet)
Heat-Timer MPC Platinum heating control for a burner/valve or district steam plant, with the BACnet IP/MS/TP board.
Also known as: MPC, MPC Platinum, Heat-Timer MPC, Platinum BACnet - Steam boiler sequencing control
Heat-Timer MPCQ Platinum (BACnet)
Heat-Timer MPCQ Platinum steam heating and boiler sequencing control (pressure based), with the BACnet IP/MS/TP board.
Also known as: MPCQ, MPCQ Platinum, Heat-Timer MPCQ, Platinum BACnet - Steam heating control (boiler or district steam valve)
Heat-Timer SRC Platinum (BACnet)
Heat-Timer SRC Platinum steam heating control for a burner/valve or district steam valve, with the BACnet IP/MS/TP board.
Also known as: SRC, SRC Platinum, Heat-Timer SRC, Platinum BACnet
Source: Platinum BACnet Installation and Configuration Manual (IP and MS/TP) - Multi-MOD Platinum BACnet Variable List (pp. 16-17) · HT# 059082-00C. Object names, instances and units are reproduced as published; descriptions are our own.