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Variable frequency drive with bypass (HVAC) · BACnet points list

Yaskawa HV600 Narrow & Enclosed Bypass (BACnet MS/TP) BACnet points list

Updated 6 November 2026

Short answer

On the HV600 bypass the BACnet MS/TP connection is made at the bypass control board (terminal TB3), which exposes drive and bypass data from one address. The list has the HV600 drive objects plus bypass analog and digital I/O, bypass run/transfer and emergency-override commands, HOA and contactor status, bypass fault flags and drive/bypass fault codes.

This page lists 192 BACnet objects for the Yaskawa HV600 Narrow & Enclosed Bypass (BACnet MS/TP) — 51 of them writable — with each object’s type, instance number, name, engineering units and access. It is re-typed from Yaskawa’s own free documentation, linked below.

Manufacturer
Yaskawa
Model
HV600 Narrow & Enclosed Bypass (BACnet MS/TP)
Equipment
Variable frequency drive with bypass (HVAC)
Equipment type
VFDs & pumps
BACnet objects
192 (51 writable)
Transport
BACnet MS/TP
Firmware
PICS lists application software VST8004xx, firmware revision 2.01; the manual covers bypass firmware up to 00450/00451
Default device instance
1
Also known as
HV600 Bypass, HV600 Narrow Bypass, HV600 Enclosed Bypass, H6B1, H6BP, HV600 bypass controller, SIEPYAIH6B01
Source document
YASKAWA HV600 Narrow & Enclosed Bypass Technical Reference (section 10.3, BACnet Communications) · SIEPYAIH6B01F · rev. 2025-09
Download CSV 192 rows Download EDE B.I.G.-EU JSON Manufacturer PDF ↗ Compare with your scan Download Easy BACnet Mobile App Google Play

Reference only, provided as-is: verify against Yaskawa’s current documentation and the live device before use. Not official Yaskawa information. Terms of use.

BMS integration notes: Yaskawa HV600 Narrow & Enclosed Bypass (BACnet MS/TP)

Integration in brief

Wire BACnet MS/TP to TB3 on the bypass board and set H5-08 = 3 (BACnet), H5-01 address, H5-02 baud and the device instance in H5-14/H5-15, then cycle power or set H5-20 = 1. Set b1-01 = 2 and b1-02 = 2 or 8 so the network supplies the speed reference and run command, then write BV58 and AV2. Read BV89, BV90 and AV42.

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.

ObjectNameWhyAccess
BV 58Bypass Forward Run CmdStart/stop from the BMS (bypass)Command
AV 2Frequency CmdFrequency reference, units per o1-03Command
BV 70Bypass Fault Reset CommandReset a bypass faultCommand
BV 89Bypass Run StatusRunning statusRead
BV 82Bypass AUTO Mode StatusHOA in AUTO, so BMS commands applyRead
AV 10Output FrequencyOutput frequency, units per o1-03Read
AV 31Motor CurrentMotor ampsRead
AV 13Output PowerDrive power in kWRead
BV 90Bypass Fault StatusAny active bypass faultRead
AV 42Current Sys FaultActive system fault codeRead

Enable & remote start

b1-01 Frequency Reference Selection 1 = 2 (Serial Communications) and b1-02 Run Command Selection 1 = 2 (Serial Communications) or 8 (AUTO Command + Serial Run). Defaults are b1-01 = 1 (analog input) and b1-02 = 7 (AUTO Command + Term Run). Command the bypass with BV58-BV71, not AV1. Monitoring, parameter access and fault reset work whatever b1-01/b1-02 are set to.

Heartbeat & communication loss

H5-05 = 1 (default) turns on CE detection: if nothing is received for H5-09 (0.0-10.0 s, default 2.0 s) the unit acts per H5-04: 0 ramp to stop, 1 coast, 2 fast stop (C1-09), 3 alarm only and keep running (default), 4 run at the H5-34 speed.

Sensors & values from the BMS

AV3 PI Setpoint Cmd lets the BMS write the PI setpoint (0-100 %); BO4 Ref Sel:PI Setpoint selects it. BV72-BV79 act as network copies of the bypass digital inputs.

Network setup

Watch out for

Yaskawa HV600 Narrow & Enclosed Bypass (BACnet MS/TP) 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.

192 of 192 shown
Type
Access
Show
Yaskawa HV600 Narrow & Enclosed Bypass (BACnet MS/TP) BACnet Points List
DescriptionStates
AI1Drive Analog Input 1 LevelShown as 'Drv Anlg In 1 Level'; Modbus 004Eh%Read
AI2Drive Analog Input 2 LevelShown as 'Drv Anlg In 2 Level'; Modbus 004Fh%Read
AI4Bypass Analog Input 1 LevelShown as 'Byp Anlg In 1 Level'; Modbus 8795h%Read
AI6Display Format o1-03Modbus 0502hRead
AI7Scale Format b5-20Modbus 01E2hRead
AI8Inverter Model o2-04Modbus 0508hRead
AI9Rated Current n9-01Modbus 05D0hARead
AI10Motor Current UB-01Modbus 8780hARead
AI11Contactor VoltageModbus 8790hVRead
AO1Drive Terminal FM Analog Output Level CommandSet H4-01 = 0 to use; Shown as 'Drv Anlg Out1 Level'; Modbus 0007h%Command
AO2Drive Terminal AM Analog Output Level CommandSet H4-04 = 0 to use; Shown as 'Drv Anlg Out2 Level'; Modbus 0008h%Command
AV1Drive Operation CommandDrive command word; not for the bypass; Shown as 'Operation Cmd'; Modbus 0001hCommand
AVmin2Frequency CmdFrequency reference; Modbus 0002hper o1-03Command
AV3PI Setpoint CmdPI setpoint, 0-100 %; Modbus 0006h%Command
AV4Drive Multi-Function Output CommandPacked MF output word; Shown as 'MF Output Cmd'; Modbus 0009hCommand
AV5Drive Reference Select CommandPacked reference select word; Shown as 'Reference Select Cmd'; Modbus 000FhCommand
AV6System StatusBitmap: run, ready, fault, outputs; Shown as 'Drive Status'; Modbus 0020hRead
AV7Fault DetailsBitmap of active fault groups; Modbus 0021hRead
AV8Data Link StatusBitmap of write/limit errors; Modbus 0022hRead
AV9Frequency ReferenceModbus 0040hper o1-03Read
AVmin10Output FrequencyModbus 0041hper o1-03Read
AV11Output VoltageModbus 0045hVRead
AV12Output CurrentModbus 0026hARead
AVmin13Output PowerModbus 0047hkWRead
AV14Torque ReferenceModbus 0048h%Read
AV15Drive Multi-Function Input StatusBitmap of multi-function input states; Shown as 'MF Input Status'; Modbus 002BhRead
AV16Drive Status 2Bitmap of operating status flags; Modbus 002ChRead
AV17Drive Multi-Function Output StatusBitmap of multi-function output states; Shown as 'MF Output Status'; Modbus 002DhRead
AV18DC Bus VoltageModbus 0031hVRead
AV19PI Feedback LevelModbus 0038h%Read
AV20PI Input LevelModbus 0039h%Read
AV21PI Output LevelModbus 003Ah%Read
AV22Drive SW NumDrive software number; Modbus 004DhRead
AV23Bypass SW NumBypass software number; Modbus 8791hRead
AV24Comm Error DetailBitmap of serial communication errors; Modbus 003DhRead
AV25KVA SettingModbus 0508hRead
AV26Control MethodModbus 0043hRead
AV27Accel TimeModbus 0200hsWrite
AV28Decel TimeModbus 0201hsWrite
AV29Parameter NumberRegister number (decimal) for AV30Write
AV30Parameter DataData for the register in AV29Write
AVmin31Motor CurrentMotor current measured by the bypass; Modbus 8780hARead
AV32120V to Kx CoilsContactor coil supply voltage; Modbus 8790hVRead
AV33Drive kWh consumedShown as 'kWh consumed'; Modbus 005Ch -005DhkWhRead
AV35Drive Run TimeModbus 004ChhRead
AV36Out Freq in %Modbus 003Fh%Read
AV37Out Freq in RPMModbus 003EhRPMRead
AV38Torque Iq (U6-01)Modbus 0051h%Read
AV39Drive HOA StatusHand/Off/Auto state; Modbus 004BhRead
AV40Last Drive FaultMost recent drive fault code; Modbus 0081hRead
AV41Last Bypass FaultMost recent bypass fault code; Modbus 878ChRead
AVmin42Current Sys FaultActive system fault code; Shown as 'Current Sys Flt'; Modbus 0080hRead
BI1Drive Input Terminal 1Shown as 'Input Terminal 1'; Modbus 002Bh:bit 0ReadActive: ON, Inactive: OFF
BI2Drive Input Terminal 2Shown as 'Input Terminal 2'; Modbus 002Bh:bit 1ReadActive: ON, Inactive: OFF
BI3Drive Input Terminal 3Shown as 'Input Terminal 3'; Modbus 002Bh:bit 2ReadActive: ON, Inactive: OFF
BI4Drive Input Terminal 4Shown as 'Input Terminal 4'; Modbus 002Bh:bit 3ReadActive: ON, Inactive: OFF
BI5Drive Input Terminal 5Shown as 'Input Terminal 5'; Modbus 002Bh:bit 4ReadActive: ON, Inactive: OFF
BI6Drive Input Terminal 6Shown as 'Input Terminal 6'; Modbus 002Bh:bit 5ReadActive: ON, Inactive: OFF
BI7Drive Input Terminal 7Shown as 'Input Terminal 7'; Modbus 002Bh:bit 6ReadActive: ON, Inactive: OFF
BI8Drive MF Output 1Shown as 'Multi Function Out 1'; Modbus 0020h:bit 5ReadActive: ON, Inactive: OFF
BI9Drive MF Output 2Shown as 'Multi Function Out 2'; Modbus 0020h:bit 6ReadActive: ON, Inactive: OFF
BI10BYP DI-1 STATModbus 8781h:bit 0ReadActive: ON, Inactive: OFF
BI11BYP DI-2 STATModbus 8781h:bit 1ReadActive: ON, Inactive: OFF
BI12BYP DI-3 STATModbus 8781h:bit 2ReadActive: ON, Inactive: OFF
BI13BYP DI-4 STATModbus 8781h:bit 3ReadActive: ON, Inactive: OFF
BI14BYP DI-5 STATModbus 8781h:bit 4ReadActive: ON, Inactive: OFF
BI15BYP DI-6 STATModbus 8781h:bit 5ReadActive: ON, Inactive: OFF
BI16BYP DI-7 STATModbus 8781h:bit 6ReadActive: ON, Inactive: OFF
BI17BYP DI-8 STATModbus 8781h:bit 7ReadActive: ON, Inactive: OFF
BI18BYP DO-1 STATModbus 8782h:bit 0ReadActive: ON, Inactive: OFF
BI19BYP DO-2 STATModbus 8782h:bit 1ReadActive: ON, Inactive: OFF
BI20BYP DO-3 STATModbus 8782h:bit 2ReadActive: ON, Inactive: OFF
BI21BYP DO-4 STATModbus 8782h:bit 3ReadActive: ON, Inactive: OFF
BI22BYP DO-5 STATModbus 8782h:bit 4ReadActive: ON, Inactive: OFF
BI23BYP DO-6 STATModbus 8782h:bit 5ReadActive: ON, Inactive: OFF
BI24BYP DO-7 STATModbus 8782h:bit 6ReadActive: ON, Inactive: OFF
BI25BYP DO-8 STATModbus 8782h:bit 7ReadActive: ON, Inactive: OFF
BI26BYP DO-9 STATModbus 8783h:bit 0ReadActive: ON, Inactive: OFF
BI27BYP DO-10 STATModbus 8783h:bit 1ReadActive: ON, Inactive: OFF
BI28Drive Fault StatusModbus 004Bh:bit 7ReadActive: ON, Inactive: OFF
BI29Drive Alarm StatusModbus 004Bh:bit 6ReadActive: ON, Inactive: OFF
BI30Sys Alarm StatusModbus 8784h:bit 8ReadActive: ON, Inactive: OFF
BO1MF Output M1 - M2Modbus 0009h: Bit 0CommandActive: ON, Inactive: OFF
BO2MF Output M3 - M4Modbus 0009h: Bit 1CommandActive: ON, Inactive: OFF
BO3MF Output M5 – M6Modbus 0009h: Bit 2CommandActive: ON, Inactive: OFF
BO4Ref Sel:PI SetpointModbus 000Fh: Bit 1CommandActive: ON, Inactive: OFF
BO5Ref Sel:Term S5 INModbus 0001h: Bit 8CommandActive: ON, Inactive: OFF
BO6Ref Sel:Term S6 INModbus 0001h: Bit 9CommandActive: ON, Inactive: OFF
BO7Ref Sel:Term S7 INModbus 0001h: Bit ACommandActive: ON, Inactive: OFF
BO8BYP DO-07 COMMANDModbus 8403h: Bit 6; Z2-xx output must be 99 (Not Used)CommandActive: ON, Inactive: OFF
BO9BYP DO-08 COMMANDModbus 8403h: Bit 7; Z2-xx output must be 99 (Not Used)CommandActive: ON, Inactive: OFF
BO10BYP DO-09 COMMANDModbus 8403h: Bit 8; Z2-xx output must be 99 (Not Used)CommandActive: ON, Inactive: OFF
BO11BYP DO-10 COMMANDModbus 8403h: Bit 9; Z2-xx output must be 99 (Not Used)CommandActive: ON, Inactive: OFF
BV3Drive External Fault CommandShown as 'Ext Fault Cmd'; Modbus 0001h: Bit 2CommandActive: FAULT, Inactive: OFF
BV4Drive Fault Reset CommandReset drive fault; Shown as 'Fault Reset Cmd'; Modbus 0001h: Bit 3CommandActive: RESET, Inactive: OFF
BV7Drive Multi-Function Input 3 CommandShown as 'MF Input 3 Cmd'; Modbus 0001h: Bit 6CommandActive: ON, Inactive: OFF
BV8Drive Multi-Function Input 4 CommandShown as 'MF Input 4 Cmd'; Modbus 0001h: Bit 7CommandActive: ON, Inactive: OFF
BV9Drive Multi-Function Input 5 CommandShown as 'MF Input 5 Cmd'; Modbus 0001h: Bit 8CommandActive: ON, Inactive: OFF
BV10Drive Multi-Function Input 6 CommandShown as 'MF Input 6 Cmd'; Modbus 0001h: Bit 9CommandActive: ON, Inactive: OFF
BV11Drive Multi-Function Input 7 CommandShown as 'MF Input 7 Cmd'; Modbus 0001h: Bit ACommandActive: ON, Inactive: OFF
BV12Set Fault Contact CmdShown as 'Set Flt Contact Cmd'; Modbus 0009h: Bit 6&7CommandActive: ENABLE, Inactive: OFF
BV13RUN-STOPModbus 0020h: Bit 0ReadActive: RUN, Inactive: OFF
BV14REV-FWDModbus 0020h: Bit 1ReadActive: REV, Inactive: FWD
BV15READYModbus 0020h: Bit 2ReadActive: READY, Inactive: OFF
BV16FAULTModbus 0020h: Bit 3ReadActive: FAULTED, Inactive: OFF
BV17Data Set ErrorModbus 0020h: Bit 4ReadActive: ERR, Inactive: OFF
BV18Overcurrent – Ground FaultShown as 'Overcurrent– Gnd Fault'; Modbus 0021h: Bit 0ReadActive: OC – GF, Inactive: OFF
BV19Main Circuit OvervoltageShown as 'Main Ckt Overvoltage'; Modbus 0021h: Bit 1ReadActive: OV, Inactive: OFF
BV20Drive OverloadModbus 0021h: Bit 2ReadActive: OL2, Inactive: OFF
BV21Drive OverheatModbus 0021h: Bit 3ReadActive: OH1-OH2, Inactive: OFF
BV22Fuse BlownModbus 0021h: Bit 5ReadActive: PUF, Inactive: OFF
BV23PI Feedback LossModbus 0021h: Bit 6ReadActive: FBL, Inactive: OFF
BV24External FaultModbus 0021h: Bit 7ReadActive: EF0 – EF, Inactive: OFF
BV25Hardware ErrorModbus 0021h: Bit 8ReadActive: CPF, Inactive: OFF
BV26Motor Overload – OvertorqueShown as 'Mtr OvrLd – OvrTorque'; Modbus 0021h: Bit 9ReadActive: OL1 – OL3, Inactive: OFF
BV27OverspeedModbus 0021h: Bit AReadActive: OS –DEV, Inactive: OFF
BV28Main Circuit UndervoltageShown as 'Main Ckt Undervoltage'; Modbus 0021h: Bit BReadActive: UV, Inactive: OFF
BV29MCU, Control Power Supply ErrorShown as 'MCU Cntrl Pwr Sy Err'; Modbus 0021h: Bit CReadActive: UV1-2-3, Inactive: OFF
BV30Output Phase LossModbus 0021h: Bit DReadActive: LF, Inactive: OFF
BV31Communication ErrorModbus 0021h: Bit EReadActive: CE, Inactive: OFF
BV32Operator DisconnectModbus 0021h: Bit FReadActive: OPR, Inactive: OFF
BV33OperatingModbus 002Ch: Bit 0ReadActive: OPERATING, Inactive: OFF
BV34Zero SpeedModbus 002Ch: Bit 1ReadActive: ON, Inactive: OFF
BV35Frequency AgreeModbus 002Ch: Bit2ReadActive: ON, Inactive: OFF
BV36Desired Frequency AgreeShown as 'Desired Freq Agree'; Modbus 002Ch: Bit 3ReadActive: ON, Inactive: OFF
BV37Frequency Detect 1Modbus 002Ch: Bit 4ReadActive: ON, Inactive: OFF
BV38Frequency Detect 2Modbus 002Ch: Bit 5ReadActive: ON, Inactive: OFF
BV39Drive Startup CompleteShown as 'Drv Startup Complete'; Modbus 002Ch: Bit 6ReadActive: ON, Inactive: OFF
BV40Low Voltage DetectModbus 002Ch: Bit 7ReadActive: ON, Inactive: OFF
BV41Base BlockModbus 002Ch: Bit 8ReadActive: ON, Inactive: OFF
BV42Frequency Reference ModeShown as 'Frequency Ref Mode'; Modbus 002Ch: Bit 9ReadActive: COM, Inactive: LOCAL
BV43Run Command ModeModbus 002Ch: Bit AReadActive: COM, Inactive: LOCAL
BV44Over Torque DetectModbus 002Ch: Bit BReadActive: ON, Inactive: OFF
BV45Frequency Reference LostShown as 'Frequency Ref Lost'; Modbus 002Ch: Bit CReadActive: ON, Inactive: OFF
BV46Retry ErrorModbus 002Ch: Bit DReadActive: ON, Inactive: OFF
BV47Modbus Comms ErrorModbus 002Ch: Bit EReadActive: ON, Inactive: OFF
BV48Modbus Timeout ErrorModbus 002Ch: Bit FReadActive: ON, Inactive: OFF
BV49CRC ErrorModbus 003Dh: Bit 0ReadActive: ON, Inactive: OFF
BV50Invalid Data LengthModbus 003Dh: Bit 1ReadActive: ON, Inactive: OFF
BV51Parity ErrorModbus 003Dh: Bit 3ReadActive: ON, Inactive: OFF
BV52Overrun ErrorModbus 003Dh: Bit 4ReadActive: ON, Inactive: OFF
BV53Framing ErrorModbus 003Dh: Bit 5ReadActive: ON, Inactive: OFF
BV54Timeout ErrorModbus 003Dh: Bit 6ReadActive: ON, Inactive: OFF
BV55Parameter AcceptON = apply AV29/AV30 write to RAM onlyWriteActive: ON, Inactive: OFF
BV56Parameter EnterON = apply AV29/AV30 write and save to EEPROMWriteActive: ON, Inactive: OFF
BV57Drive Comms ErrorModbus 002Ch: Bit FReadActive: ON, Inactive: OFF
BVmin58Bypass Forward Run CmdRun bypass forward; Shown as 'BYP Run Fwd CMD'; Modbus 0001h: Bit 0CommandActive: ON, Inactive: OFF
BV59Bypass Reverse Run CmdRun bypass reverse; Shown as 'BYP Run Rev CMD'; Modbus 0001h: Bit 1CommandActive: ON, Inactive: OFF
BV60Emergency Override Drive ReverseShown as 'Em Over DRV REV CMD'; Modbus 8400h: Bit FCommandActive: ON, Inactive: OFF
BV61Bypass Transfer to Bypass CmdTransfer motor to bypass; Shown as 'BYP Xfer to BYP CMD'; Modbus 8400h: Bit 3CommandActive: ON, Inactive: OFF
BV62Emergency Override BypassShown as 'Em Over BYPASS CMD'; Modbus 8400h: Bit 4CommandActive: ON, Inactive: OFF
BV63Emergency Override Drive ForwardShown as 'Em Over DRV FWD CMD'; Modbus 8400h: Bit 5CommandActive: ON, Inactive: OFF
BV64Bypass Motor OR Select CommandShown as 'BYP Mtr OR Sel CMD'; Modbus 8400h: Bit 6CommandActive: ON, Inactive: OFF
BV65Bypass Motor AND Select CommandShown as 'BYP Mtr AND Sel CMD'; Modbus 8400h: Bit 7CommandActive: ON, Inactive: OFF
BV69Bypass BYPASS Select CommandBypass select; Shown as 'BYP BYPASS Sel CMD'; Modbus 8400h: Bit CCommandActive: ON, Inactive: OFF
BVmin70Bypass Fault Reset CommandReset bypass fault; Shown as 'BYP Fault Reset CMD'; Modbus 8400h: Bit DCommandActive: ON, Inactive: OFF
BV71Bypass External Fault CommandExternal bypass fault; Shown as 'BYP Ext Fault CMD'; Modbus 8400h: Bit ECommandActive: ON, Inactive: OFF
BV72Bypass DI-01 CommandShown as 'BYP DI-01 Command'; Modbus 8402h: Bit 0CommandActive: ON, Inactive: OFF
BV73Bypass DI-02 CommandShown as 'BYP DI-02 Command'; Modbus 8402h: Bit 1CommandActive: ON, Inactive: OFF
BV74Bypass DI-03 CommandShown as 'BYP DI-03 Command'; Modbus 8402h: Bit 2CommandActive: ON, Inactive: OFF
BV75Bypass DI-04 CommandShown as 'BYP DI-04 Command'; Modbus 8402h: Bit 3CommandActive: ON, Inactive: OFF
BV76Bypass DI-05 CommandShown as 'BYP DI-05 Command'; Modbus 8402h: Bit 4CommandActive: ON, Inactive: OFF
BV77Bypass DI-06 CommandShown as 'BYP DI-06 Command'; Modbus 8402h: Bit 5CommandActive: ON, Inactive: OFF
BV78Bypass DI-07 CommandShown as 'BYP DI-07 Command'; Modbus 8402h: Bit 6CommandActive: ON, Inactive: OFF
BV79Bypass DI-08 CommandShown as 'BYP DI-08 Command'; Modbus 8402h: Bit 7CommandActive: ON, Inactive: OFF
BV80Bypass HAND Mode StatusShown as 'BYP HAND Mode Status'; Modbus 8784h: Bit 0ReadActive: ON, Inactive: OFF
BV81Bypass OFF Mode StatusShown as 'BYP OFF Mode Status'; Modbus 8784h: Bit 1ReadActive: ON, Inactive: OFF
BVmin82Bypass AUTO Mode StatusHOA in AUTO; Shown as 'BYPAUTO Mode Status'; Modbus 8784h: Bit 2ReadActive: ON, Inactive: OFF
BV83Bypass DRIVE Mode StatusShown as 'BYP DRV Mode Status'; Modbus 8784h: Bit 3ReadActive: ON, Inactive: OFF
BV84Bypass BYPASS Mode StatusShown as 'BYP BYPASS Mode Stat'; Modbus 8784h: Bit 4ReadActive: ON, Inactive: OFF
BV85Bypass Emergency Run Bypass StatusShown as 'BYP Smk Prg BYP Stat'; Modbus 8784h: Bit 5ReadActive: ON, Inactive: OFF
BV86Bypass Emergency Run Drive Fwd StatusShown as 'BYP Smk Prg DRV Stat'; Modbus 8784h: Bit 6ReadActive: ON, Inactive: OFF
BV87Bypass Safety StatusShown as 'BYP Safety Status'; Modbus 8784h: Bit 7ReadActive: ON, Inactive: OFF
BV88Bypass BAS Interlock StatusShown as 'BYP BAS Interlk Stat'; Modbus 8785h: Bit 0ReadActive: ON, Inactive: OFF
BVmin89Bypass Run StatusRunning (drive or bypass); Shown as 'BYP RUN Status'; Modbus 8785h: Bit 1ReadActive: ON, Inactive: OFF
BVmin90Bypass Fault StatusAny active bypass fault; Shown as 'BYP Fault Status'; Modbus 8785h: Bit 2ReadActive: ON, Inactive: OFF
BV91Bypass Auto Transfer StatusShown as 'BYPAuto Xfer Status'; Modbus 8785h: Bit 3ReadActive: ON, Inactive: OFF
BV92Bypass Remote Transfer StatusShown as 'BYP Remote Xfer Stat'; Modbus 8785h: Bit 4ReadActive: ON, Inactive: OFF
BV93Bypass Energy Savings StatusShown as 'BYP Energy Save Stat'; Modbus 8785h: Bit 5ReadActive: ON, Inactive: OFF
BV94Bypass Motor 1 Select StatusShown as 'BYP Motor 1 Sel Stat'; Modbus 8785h: Bit 6ReadActive: ON, Inactive: OFF
BV95Bypass Motor 2 Select StatusShown as 'BYP Motor 2 Sel Stat'; Modbus 8785h: Bit 7ReadActive: ON, Inactive: OFF
BV96Bypass Drive Fault StatusShown as 'BYP Drive Flt Status'; Modbus 8786h: Bit 0ReadActive: ON, Inactive: OFF
BV97Bypass Safety Fault StatusShown as 'BYP Safety Flt Stat'; Modbus 8786h: Bit 1ReadActive: ON, Inactive: OFF
BV98Bypass BAS Interlock Fault StatusShown as 'BYP BAS ILock Status'; Modbus 8786h: Bit 2ReadActive: ON, Inactive: OFF
BV99Bypass External Fault StatusShown as 'BYP Ext Fault Stat'; Modbus 8786h: Bit 3ReadActive: ON, Inactive: OFF
BV101Bypass Motor OL StatusShown as 'BYP Motor OL Stat'; Modbus 8786h: Bit 5ReadActive: ON, Inactive: OFF
BV102Bypass Motor 1 OL StatusShown as 'BYP Motor 1 OL Stat'; Modbus 8786h: Bit 6ReadActive: ON, Inactive: OFF
BV103Bypass Motor 2 OL StatusShown as 'BYP Mtr 2 OL Stat'; Modbus 8786h: Bit 7ReadActive: ON, Inactive: OFF
BV104Bypass Input Phase Loss StatusShown as 'BYP Input Phase Loss'; Modbus 8787h: Bit 0ReadActive: ON, Inactive: OFF
BV105Bypass Drive Comms StatusShown as 'BYP Drive Comms'; Modbus 8787h: Bit 2ReadActive: ON, Inactive: OFF
BV106Bypass Loss of Load StatusShown as 'BYP Loss Of Load'; Modbus 8787h: Bit 5ReadActive: ON, Inactive: OFF
BV107Option Board on Drive StatusShown as 'BYP Option Brd Comms'; Modbus 8787h: Bit 4ReadActive: ON, Inactive: OFF
Object ID lookup: Yaskawa HV600 Narrow & Enclosed Bypass point IDs by name

Integration notes

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 HV600 Narrow & Enclosed Bypass (BACnet MS/TP) 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 Yaskawa HV600 Narrow & Enclosed Bypass (BACnet MS/TP)

How many BACnet points does the Yaskawa HV600 Narrow & Enclosed Bypass (BACnet MS/TP) have?

This list has 192 BACnet objects: 9 analog inputs, 2 analog outputs, 41 analog values, 30 binary inputs, 11 binary outputs, 99 binary values. The exact set on a given unit depends on its firmware, installed options and configuration.

Which Yaskawa HV600 Narrow & Enclosed Bypass (BACnet MS/TP) BACnet points are writable?

51 of the 192 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 Yaskawa HV600 Narrow & Enclosed Bypass (BACnet MS/TP) BACnet documentation?

The source is YASKAWA HV600 Narrow & Enclosed Bypass Technical Reference (section 10.3, BACnet Communications) (SIEPYAIH6B01F), revision 2025-09, published free by Yaskawa at https://www.yaskawa.com/delegate/getAttachment?documentId=SIEPYAIH6B01&cmd=documents&documentName=SIEPYAIH6B01.pdf.

What are the minimum BACnet points to integrate the Yaskawa HV600 Narrow & Enclosed Bypass (BACnet MS/TP)?

Start with BV 58 Bypass Forward Run Cmd (Start/stop from the BMS (bypass)); AV 2 Frequency Cmd (Frequency reference, units per o1-03); BV 70 Bypass Fault Reset Command (Reset a bypass fault); BV 89 Bypass Run Status (Running status); BV 82 Bypass AUTO Mode Status (HOA in AUTO, so BMS commands apply); AV 10 Output Frequency (Output frequency, units per o1-03); AV 31 Motor Current (Motor amps); AV 13 Output Power (Drive power in kW); BV 90 Bypass Fault Status (Any active bypass fault); AV 42 Current Sys Fault (Active system fault code).

How do I enable BMS control of the Yaskawa HV600 Narrow & Enclosed Bypass (BACnet MS/TP)?

b1-01 Frequency Reference Selection 1 = 2 (Serial Communications) and b1-02 Run Command Selection 1 = 2 (Serial Communications) or 8 (AUTO Command + Serial Run). Defaults are b1-01 = 1 (analog input) and b1-02 = 7 (AUTO Command + Term Run). Command the bypass with BV58-BV71, not AV1. Monitoring, parameter access and fault reset work whatever b1-01/b1-02 are set to.

Does the Yaskawa HV600 Narrow & Enclosed Bypass (BACnet MS/TP) need a BACnet heartbeat or have a communication timeout?

H5-05 = 1 (default) turns on CE detection: if nothing is received for H5-09 (0.0-10.0 s, default 2.0 s) the unit acts per H5-04: 0 ramp to stop, 1 coast, 2 fast stop (C1-09), 3 alarm only and keep running (default), 4 run at the H5-34 speed.

Can the BMS supply sensor values to the Yaskawa HV600 Narrow & Enclosed Bypass (BACnet MS/TP)?

AV3 PI Setpoint Cmd lets the BMS write the PI setpoint (0-100 %); BO4 Ref Sel:PI Setpoint selects it. BV72-BV79 act as network copies of the bypass digital inputs.

How do I check these points on the real HV600 Narrow & Enclosed Bypass (BACnet MS/TP)?

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 Yaskawa BACnet points lists

Source: YASKAWA HV600 Narrow & Enclosed Bypass Technical Reference (section 10.3, BACnet Communications) · SIEPYAIH6B01F · rev. 2025-09. Object names, instances and units are reproduced as published; descriptions are our own.