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Pump controller (HVAC switch box with frequency converter) · BACnet points list

Wilo CC...FC HVAC (BACnet IP / MS/TP) BACnet points list

Updated 6 November 2026

Short answer

Wilo's CC-family switch boxes run multi-pump systems and connect to a BMS through a plug-in BACnet IP or BACnet MS/TP extension module, acting as a BACnet server. The CC...FC HVAC list covers on/off, setpoints, pump modes, pump state bits, running hours, error bits and an alarm history. Fieldbus write access is governed by a bus command timer that must be refreshed every five minutes.

This page lists 149 BACnet objects for the Wilo CC...FC HVAC (BACnet IP / MS/TP) — 26 of them writable — with each object’s type, instance number, name, engineering units and access. It is re-typed from Wilo’s own free documentation, linked below.

Manufacturer
Wilo
Model
CC...FC HVAC (BACnet IP / MS/TP)
Equipment
Pump controller (HVAC switch box with frequency converter)
Equipment type
VFDs & pumps
BACnet objects
149 (26 writable)
Transport
BACnet IP, BACnet MS/TP
Firmware
Not stated
Default device instance
22
Also known as
CC-FC HVAC, Wilo CC...FC HVAC BACnet
Source document
BACnet - supplemental sheet CC manual (CC System): System-specific data-point list BACnet CC · wilo110044 · rev. CC BACnet 2016-04-05 (list 31.106)
Download CSV 149 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 Wilo’s current documentation and the live device before use. Not official Wilo information. Terms of use.

BMS integration notes: Wilo CC...FC HVAC (BACnet IP / MS/TP)

Integration in brief

Map Drives on/off (BV 224) as the start/stop command and Set point 1 (AV 1072) as the setpoint. For fieldbus control, write Set to the Bus command timer (MV 208) and repeat it within five minutes. Read the collective run and fault signals (BV 976/977) and the Error state bits for alarms; acknowledge with BV 1985.

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 224Drives on/offAutomatic operation and all pumps on/offWrite
AV 1072Set point 1Setpoint 1; unit follows the control modeWrite
MV 208Bus command timerWrite Set (3) at least every 5 min to keep controlWrite
BV 1985AcknowledgeAlarm acknowledgeWrite
BV 976Switch box state (SBM)Collective run signalRead
AV 400Current valueMeasured value; unit follows the control modeRead
BV 977Switch box state (SSM)Collective fault signalRead

Enable & remote start

The Bus command timer (MV 208) decides who may change settings. Manual: HMI and fieldbus both write, last value wins. Off: HMI locked, fieldbus only. Set: HMI locked and a 5-minute timer starts (state reads Active).

Heartbeat & communication loss

With the Bus command timer in Set mode, Set must be written again at least every five minutes. If it lapses the state changes to Reset, the HMI gets access back and the fieldbus is locked until Set is written again.

Network setup

Watch out for

Wilo CC...FC HVAC (BACnet IP / 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.

149 of 149 shown
Type
AnalogBinaryMulti-state
Access
Show
Wilo CC...FC HVAC (BACnet IP / MS/TP) BACnet Points List
DescriptionStates
AV0Version communication profileVersion of the fieldbus data-point listRead
BV16Wink serviceWrite >0 to blink the HMI indicator for 30 sWrite
MV32Switch box typeController type and variantRead1=SC, 2=SC...FC, 3=SCe, 4=CC, 5=CC...FC, 6=CCe, 7=SCe NWB, 8=CCe NWB
AV48Switch box version PLCRead
AV80Switch box version HMIRead
AV112Switch box IDRead
AV144Switch box circuit numberRead
AV176Switch box build monthRead
AV192Switch box build yearRead
MVmin208Bus command timerHMI vs fieldbus access; Set must be resent within 5 minWrite1=-, 2=Off, 3=Set, 4=Active, 5=Reset, 6=Manual
BVmin224Drives on/offSwitches automatic operation and all pumps on/offWrite
BV368FC on/offEnables the internal frequency converterRead
MV384Control modeActive control modeRead1=p-c, 2=dp-c, 3=dp-v, 4=dT-c, 5=dT-v, 6=n(TV), 7=n(TR), 8=n(TP), 9=n(TA), 10=n-c, 11=fill, 12=empty, 13=FTS, 14=cleans/day, 15=cleans/month
AVmin400Current valueMeasured value; unit follows the control modebar / m / K / °C / cm / min / h / psiRead
AV416Active setpoint valueActive setpoint; read-only in dp-v and dT-v modesbar / m / K / °C / psiWrite
AV432Number of pumpsPumps present in the systemRead
BV464Reserved pump on/offA pump is kept as reserve for a failed pumpRead
BV480Reserved pump usedReserve pump in use because a pump failedRead
AV496Index BLPIndex of the pump running as base-load pumpRead
BV512Pump 1 state (Auto)Bit of the Pump 1 state bitmapRead
BV513Pump 1 state (Manu)Bit of the Pump 1 state bitmapRead
BV514Pump 1 state (Disabled)Bit of the Pump 1 state bitmapRead
BV515Pump 1 state (Running)Bit of the Pump 1 state bitmapRead
BV516Pump 1 state (Warning)Bit of the Pump 1 state bitmapRead
BV517Pump 1 state (Error)Bit of the Pump 1 state bitmapRead
BV518Pump 1 state (Reserve pump)Bit of the Pump 1 state bitmapRead
BV528Pump 2 state (Auto)Bit of the Pump 2 state bitmapRead
BV529Pump 2 state (Manu)Bit of the Pump 2 state bitmapRead
BV530Pump 2 state (Disabled)Bit of the Pump 2 state bitmapRead
BV531Pump 2 state (Running)Bit of the Pump 2 state bitmapRead
BV532Pump 2 state (Warning)Bit of the Pump 2 state bitmapRead
BV533Pump 2 state (Error)Bit of the Pump 2 state bitmapRead
BV534Pump 2 state (Reserve pump)Bit of the Pump 2 state bitmapRead
BV544Pump 3 state (Auto)Bit of the Pump 3 state bitmapRead
BV545Pump 3 state (Manu)Bit of the Pump 3 state bitmapRead
BV546Pump 3 state (Disabled)Bit of the Pump 3 state bitmapRead
BV547Pump 3 state (Running)Bit of the Pump 3 state bitmapRead
BV548Pump 3 state (Warning)Bit of the Pump 3 state bitmapRead
BV549Pump 3 state (Error)Bit of the Pump 3 state bitmapRead
BV550Pump 3 state (Reserve pump)Bit of the Pump 3 state bitmapRead
BV560Pump 4 state (Auto)Bit of the Pump 4 state bitmapRead
BV561Pump 4 state (Manu)Bit of the Pump 4 state bitmapRead
BV562Pump 4 state (Disabled)Bit of the Pump 4 state bitmapRead
BV563Pump 4 state (Running)Bit of the Pump 4 state bitmapRead
BV564Pump 4 state (Warning)Bit of the Pump 4 state bitmapRead
BV565Pump 4 state (Error)Bit of the Pump 4 state bitmapRead
BV566Pump 4 state (Reserve pump)Bit of the Pump 4 state bitmapRead
BV576Pump 5 state (Auto)Bit of the Pump 5 state bitmapRead
BV577Pump 5 state (Manu)Bit of the Pump 5 state bitmapRead
BV578Pump 5 state (Disabled)Bit of the Pump 5 state bitmapRead
BV579Pump 5 state (Running)Bit of the Pump 5 state bitmapRead
BV580Pump 5 state (Warning)Bit of the Pump 5 state bitmapRead
BV581Pump 5 state (Error)Bit of the Pump 5 state bitmapRead
BV582Pump 5 state (Reserve pump)Bit of the Pump 5 state bitmapRead
BV592Pump 6 state (Auto)Bit of the Pump 6 state bitmapRead
BV593Pump 6 state (Manu)Bit of the Pump 6 state bitmapRead
BV594Pump 6 state (Disabled)Bit of the Pump 6 state bitmapRead
BV595Pump 6 state (Running)Bit of the Pump 6 state bitmapRead
BV596Pump 6 state (Warning)Bit of the Pump 6 state bitmapRead
BV597Pump 6 state (Error)Bit of the Pump 6 state bitmapRead
BV598Pump 6 state (Reserve pump)Bit of the Pump 6 state bitmapRead
MV640Pump 1 modeMode of pump 1Write1=Off, 2=Hand, 3=Auto
MV656Pump 2 modeMode of pump 2Write1=Off, 2=Hand, 3=Auto
MV672Pump 3 modeMode of pump 3Write1=Off, 2=Hand, 3=Auto
MV688Pump 4 modeMode of pump 4Write1=Off, 2=Hand, 3=Auto
MV704Pump 5 modeMode of pump 5Write1=Off, 2=Hand, 3=Auto
MV720Pump 6 modeMode of pump 6Write1=Off, 2=Hand, 3=Auto
AV784Pump 1 actual speedActual speed of pump 1; unit depends on switch box% / Hz / 1/minRead
AV800Pump 2 actual speedActual speed of pump 2; unit depends on switch box% / Hz / 1/minRead
AV816Pump 3 actual speedActual speed of pump 3; unit depends on switch box% / Hz / 1/minRead
AV832Pump 4 actual speedActual speed of pump 4; unit depends on switch box% / Hz / 1/minRead
AV848Pump 5 actual speedActual speed of pump 5; unit depends on switch box% / Hz / 1/minRead
AV864Pump 6 actual speedActual speed of pump 6; unit depends on switch box% / Hz / 1/minRead
AV912Temperature feedSupply (feed) line temperature°CRead
AV928Temperature returnReturn line temperature°CRead
AV944Temperature ambientAmbient temperature°CRead
AV960Temperature processProcess temperature°CRead
BVmin976Switch box state (SBM)Collective run signal (operation)Read
BVmin977Switch box state (SSM)Collective fault signal (alarm)Read
BV992Temperature sensors states feed.Read
BV1008Temperature sensors states return.Read
BV1024Temperature sensors states ambientRead
BV1040Temperature sensors states processRead
BV1056Temperature module stateRead
AVmin1072Set point 1First controller setpoint; unit follows the control modebar / m / K / °C / psiWrite
AV1088Set point 2Second controller setpointbar / m / K / °C / psiWrite
AV1104Set point 3Third controller setpointbar / m / K / °C / psiWrite
AV1120Set point 1 Hmin for dp-vmWrite
AV1136Set point 2 Hmin for dp-vmWrite
AV1152Set point 3 Hmin for dp-vmWrite
AV1184External set point valueSetpoint read from the external analog inputbar / m / K / °C / psiRead
BV1200External set point on/offEnables the external analog setpointWrite
AV1216Switch box cyclesTotal power-offs of the switch boxRead
AV1248Switch box total running hoursTotal on-time of the switch boxhRead
AV1280Pump 1 switch cyclesRead
AV1312Pump 2 switch cyclesRead
AV1344Pump 3 switch cyclesRead
AV1376Pump 4 switch cyclesRead
AV1408Pump 5 switch cyclesRead
AV1440Pump 6 switch cyclesRead
AV1536Pump 1 total running hourshRead
AV1568Pump 2 total running hourshRead
AV1600Pump 3 total running hourshRead
AV1632Pump 4 total running hourshRead
AV1664Pump 5 total running hourshRead
AV1696Pump 6 total running hourshRead
AV1792Pump 1 today running hourshRead
AV1808Pump 2 today running hourshRead
AV1824Pump 3 today running hourshRead
AV1840Pump 4 today running hourshRead
AV1856Pump 5 today running hourshRead
AV1872Pump 6 today running hourshRead
AV1952FC actual frequencyOutput frequency of the frequency converterHzRead
AV1960FC actual currentOutput current of the frequency converterARead
BV1965Error state (Sensor error)Bit of the Error state bitmapRead
BV1966Error state (P man)Bit of the Error state bitmapRead
BV1967Error state (P min)Bit of the Error state bitmapRead
BV1968Error state (FC)Bit of the Error state bitmapRead
BV1969Error state (TLS)Bit of the Error state bitmapRead
BV1970Error state (Pump 1 Alarm)Bit of the Error state bitmapRead
BV1971Error state (Pump 2 Alarm)Bit of the Error state bitmapRead
BV1972Error state (Pump 3 Alarm)Bit of the Error state bitmapRead
BV1973Error state (Pump 4 Alarm)Bit of the Error state bitmapRead
BV1974Error state (Pump 5 Alarm)Bit of the Error state bitmapRead
BV1975Error state (Pump 6 Alarm)Bit of the Error state bitmapRead
BV1978Error state (Frost)Bit of the Error state bitmapRead
BV1979Error state (Battery Low)Bit of the Error state bitmapRead
BV1980Error state (High water)Bit of the Error state bitmapRead
BV1981Error state (Priority off)Bit of the Error state bitmapRead
BV1982Error state (Redundancy)Bit of the Error state bitmapRead
BV1983Error state (Plausibility)Bit of the Error state bitmapRead
BV1984Error state (Slave communication)Bit of the Error state bitmapRead
BV1986Error state (Net supply)Bit of the Error state bitmapRead
BV1987Error state (Leakage)Bit of the Error state bitmapRead
BVmin1985AcknowledgeAcknowledges an alarmWrite
AV1990Alarm history indexSelects an alarm history entry (CC 0-35)Write
AV1995Alarm history error codeError code of the selected history entryRead
AV2000Alarm history yearYear of the selected history entryRead
AV2005Alarm history monthEntry date: month = value mod 100, day = value / 100Read
AV2010Alarm history timeEntry time: minutes = value mod 100, hours = value / 100Read
BV1122System control (Extern off)System control functionWrite
BV1123System control (Pump change)System control functionWrite
BV1124System control (Add Pump)System control functionWrite
BV1125System control (Remove pump)System control functionWrite
BV1126System control (Regulator op. analog)System control functionWrite
BV1127System control (Regulator op. fieldbus)System control functionWrite
AV1139Value regulator operationRegulator value in % when fieldbus regulator operation is on%Write
MV2015FC typeInstalled frequency converter typeRead1=FC202, 2=VLT2800, 3=VLT6000
BV2020FC stateDrive status bits under one ID: OK flags, running, warningsRead
Object ID lookup: Wilo CC...FC HVAC 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 CC...FC HVAC (BACnet IP / 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 Wilo CC...FC HVAC (BACnet IP / MS/TP)

How many BACnet points does the Wilo CC...FC HVAC (BACnet IP / MS/TP) have?

This list has 149 BACnet objects: 56 analog values, 83 binary values, 10 multi-state values. The exact set on a given unit depends on its firmware, installed options and configuration.

Which Wilo CC...FC HVAC (BACnet IP / MS/TP) BACnet points are writable?

26 of the 149 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 Wilo CC...FC HVAC (BACnet IP / MS/TP) BACnet documentation?

The source is BACnet - supplemental sheet CC manual (CC System): System-specific data-point list BACnet CC (wilo110044), revision CC BACnet 2016-04-05 (list 31.106), published free by Wilo at https://cms.media.wilo.com/cdndoc/wilo110044/794249/wilo110044.pdf.

What are the minimum BACnet points to integrate the Wilo CC...FC HVAC (BACnet IP / MS/TP)?

Start with BV 224 Drives on/off (Automatic operation and all pumps on/off); AV 1072 Set point 1 (Setpoint 1; unit follows the control mode); MV 208 Bus command timer (Write Set (3) at least every 5 min to keep control); BV 1985 Acknowledge (Alarm acknowledge); BV 976 Switch box state (SBM) (Collective run signal); AV 400 Current value (Measured value; unit follows the control mode); BV 977 Switch box state (SSM) (Collective fault signal).

How do I enable BMS control of the Wilo CC...FC HVAC (BACnet IP / MS/TP)?

The Bus command timer (MV 208) decides who may change settings. Manual: HMI and fieldbus both write, last value wins. Off: HMI locked, fieldbus only. Set: HMI locked and a 5-minute timer starts (state reads Active).

Does the Wilo CC...FC HVAC (BACnet IP / MS/TP) need a BACnet heartbeat or have a communication timeout?

With the Bus command timer in Set mode, Set must be written again at least every five minutes. If it lapses the state changes to Reset, the HMI gets access back and the fieldbus is locked until Set is written again.

How do I check these points on the real CC...FC HVAC (BACnet IP / 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 Wilo BACnet points lists

Source: BACnet - supplemental sheet CC manual (CC System): System-specific data-point list BACnet CC · wilo110044 · rev. CC BACnet 2016-04-05 (list 31.106). Object names, instances and units are reproduced as published; descriptions are our own.