ActronAir BMS MODBUS 485 Installation And Commissioning Manual Download Page 1

Page: 1 / 24

ICUNO-MOD

IMPORTANT NOTE:

Please read this manual carefully before installing the module in the air conditioning unit.

That’s better. That’s Actron.

BMS MODBUS 485

Installation and Commissioning Guide

BMS Modbus is available for compatible units with an
UNO Outdoor Board such as:

Variable

Capacity

Commercial

Classic 2

Condenser

Advance

Condenser

•  CRV290T
•  CRV330T
•  PKV160T-T
•  PKV180T-T
•  PKV210T-T
•  PKV240T-T
•  PKV290T-T
•  PKV290T-L/R
•  PKV330T-T
•  PKV330T-L/R

•  CRA100S
•  CRA130S
•  CRA130T
•  CRA150S
•  CRA150T
•  CRA170S
•  CRA170T
•  CRA200T
•  CRA230T

•  CRV140S
•  CRV160S
•  CRV180S
•  CRV160T
•  CRV180T
•  CRV210T
•  CRV240T

Summary of Contents for BMS MODBUS 485

Page 1: ...ioning Guide BMS Modbus is available for compatible units with an UNO Outdoor Board such as Variable Capacity Commercial Classic 2 Condenser Advance Condenser CRV290T CRV330T PKV160T T PKV180T T PKV210T T PKV240T T PKV290T T PKV290T L R PKV330T T PKV330T L R CRA100S CRA130S CRA130T CRA150S CRA150T CRA170S CRA170T CRA200T CRA230T CRV140S CRV160S CRV180S CRV160T CRV180T CRV210T CRV240T ...

Page 2: ...nfiguration of ICUNO MOD Card 10 04 05 01 Configure Serial Address 10 04 05 02 Configure Baud Rate and Data Parity 11 04 06 Initialisation 12 04 07 Configure UNO Board for BMS Control 12 04 07 01 Basic BMS Control 13 04 07 02 UNO Board Configuration for Basic BMS Control 13 04 07 03 UNO Board Configuration for Basic BMS Control Wall Control 13 04 07 04 Advanced BMS Control 13 04 07 05 UNO Configur...

Page 3: ...portance in the performance of all service procedures Read all instructions in this manual before operating the air conditioning unit Failure to do so may result in damage to the unit and void your warranty Turn Off power from mains supply by removing fuse or switching the circuit breaker to the OFF position before performing the installation procedures Follow sound Lock Out and Tag Out procedures...

Page 4: ... Guide ICUNO MOD 4 Installation and Commissioning Guide ICUNO MOD Doc No 9590 3013 Ver 5 200722 02 Parts Included In ICUNO MOD Items Images Quantity ICUNO MOD Modbus 485 Card 1 DATA Cable P N 26117 1 1 BMS Connectors 2 PCB Mounts 4 ...

Page 5: ...o interface with a BMS System The card allows communication from the UNO Outdoor Board to the customers BMS system through the Modbus RTU protocol over RS 485 Each unit on the Modbus RS 485 network has a unique address ICUNO MOD Cable Requirements Recommended Cable Size 0 5mm 7 0 30 Use two twisted pair shielded data cable to connect the data lines of the RS 485 bus SW1 SERIAL ADDRESS DIP SWITCH S...

Page 6: ... the Electrical Panel Cover Step 2 Open Electrical Panel Cover Step 3 Test unit with multimeter to ensure there is no power before starting installation of the BMS card Step 4 Use supplied PCB Mounts to mount ICUNO MOD into correct location NOTE Location will differ between ActronAir systems PCB MOUNTS ICUNO MOD Step 5 Use the Data Cable provided to connect the BMS card marked OUTDOOR AUX 4 Pin so...

Page 7: ...nd to UNO Outdoor Board Step 1 Isolate and fit electrical lockout device and TAG to the main circuit breaker for the system you are working on before removing the Electrical Panel Cover Step 2 Open Electrical Panel Cover Step 3 Test unit with multimeter to ensure there is no power before starting installation of the BMS card Step 4 Use supplied PCB Mounts to mount ICUNO MOD into correct location N...

Page 8: ...ut device and TAG to the main circuit breaker for the system you are working on before removing the Electrical Panel Cover Step 2 Open Electrical Panel Cover Step 3 Test unit with multimeter to ensure there is no power before starting installation of the BMS card Step 4 Use supplied PCB Mounts to mount ICUNO MOD into correct location NOTE Location will differ between ActronAir systems Step 5 Insta...

Page 9: ...work The other cable from the same twisted pair must be used to connect all the B terminals The other twisted pair should be joined together and connected to the COM terminal Connect the Screen wires to the SCRN terminal of the connector Note COM and SCRN must be connected to ICUNO MOD On the BMS control end ensure COM and SCRN are connected to the same earth as the BMS controller The RS485 on the...

Page 10: ...S 485 network If two units have the same Serial Address identification errors will be generated There will be no indication on the BMS card of any error however the BMS system will not communicate with these devices Series Address can be any number between 1 247 SW1 SERIAL ADDRESS DIP SWITCH Modbus RS 485 Serial address can be configured using SW1 SERIAL ADDRESS DIP switch Serial Address Value SW1...

Page 11: ...red by setting SW2 as per the table below Function SW2 DIP Switch 1 2 3 4 Data Parity NONE ON EVEN OFF Baud Rate 9600 OFF OFF OFF 19200 OFF OFF ON 38400 OFF ON OFF 57600 OFF ON ON 76800 ON OFF OFF 115200 ON OFF ON NOTE The Data Parity and Baud Rate must be the same for all the devices connected on the local RS 485 network otherwise the exchange of data will generate communication errors If the BMS...

Page 12: ...he Amber Status LED should be ON indicating a stable connection to the ActronAir Air Conditioning System Step 4 If the Client BMS system is active and sending commands to this device then the White Status LED should also be ON NOTE See Section 04 07 for BMS Troubleshooting Step 5 If any BMS configurations need to be changed then make the applicable changes outlined in Section 04 and press the RESE...

Page 13: ...he UNO Board below Step 1 Press the MENU button to navigate to SEt Settings press the ENTER button to enter sub menu Step 2 Press the MENU button to navigate to CtrS Control Source press the ENTER button to enter sub menu Step 3 Press the MENU button to navigate to 2 Basic BMS press the ENTER button to accept Step 4 Press the BACK button twice to return to Main Screen 04 07 03 UNO Board Configurat...

Page 14: ...s the MENU button to navigate to SEt Settings press the ENTER button to enter sub menu Step 2 Press the MENU button to navigate to CtrS Control Source press the ENTER button to enter sub menu Step 3 Press the MENU button to navigate to 4 Advanced BMS press the ENTER button to accept Step 4 Press the BACK button twice to return to Main Screen 04 08 Troubleshooting The LEDs on the board indicate the...

Page 15: ... Card Replace the BMS Card If this fails to resolve the issue replace the UNO Outdoor Board Status 2 LED White OFF BMS Rx Amber OFF No Communication from BMS Master Confirm that BMS Master is currently operating Check BMS RS 485 connections from the BMS Master to this BMS Card Status 2 LED White OFF BMS Rx Amber Flashing Incorrect Serial Address Confirm correct Serial Address Parity as per your in...

Page 16: ...ster 406 instead If this returns a non zero value then plus one offset will need to be added to all Modbus registers Check for any Air Conditioner operation faults by reading the Alarm Output from Modbus Analogue Register 503 If this register is 1 then the unit will not operate Check BMS Card to A C unit communications by reading from Modbus Analogue Register 909 If this register reads a 1 then th...

Page 17: ...ous Fan 3 For zoned systems set each zone to Off On 0 Off 1 On 4 Set the Mode of Operation Modbus Analog 101 1 Heat Only 2 Cool Only 3 Auto Changeover 4 Fan Only 5 Set the Master Setpoint Temperature Modbus Analog 102 Minimum and Maximum setpoint limits can be read in the BMS table in Section 05 01 03 230 23 0 C 267 26 7 C NOTE Ensure that at least one zone is turned On whenever the system is On 0...

Page 18: ...1Hr 0Hr 10000Hr Actual System Running Capacity 0 1 l l l Analog 801 R 0 1 0 0 100 0 Room Temperature 0 1 C l l l Analog 851 R 0 1 C 99 9 C 99 9 C Zone Control Set zone 1 0 Off 1 On l l Analog 5001 R W 1 0 1 Set zone 2 0 Off 1 On l l Analog 5002 R W 1 0 1 Set zone 3 0 Off 1 On l l Analog 5003 R W 1 0 1 Set zone 4 0 Off 1 On l l Analog 5004 R W 1 0 1 Set zone 5 0 Off 1 On l l Analog 5005 R W 1 0 1 S...

Page 19: ...t be turned ON to operate the Supply Fan and Compressor NOTE Ensure that at least one zone is turned On whenever the system is On 05 02 02 Return Air Filter Notification The Return Air filter can be monitored following the steps below Step Operation 1 Set the Indoor Filter Timer to the required time Modbus Analog 7 See installation and commissioning guide for more details 2 Read the Indoor Filter ...

Page 20: ...otification 0 Off 1 On Analog 506 R 1 0 1 Air Filter Run Timer Hr Analog 509 R 1Hr 0Hr 10000Hr Actual System Running Capacity 0 1 Analog 801 R 0 1 0 0 100 0 Zone Control Set zone 1 0 Off 1 On l l Analog 5001 R W 1 0 1 Set zone 2 0 Off 1 On l l Analog 5002 R W 1 0 1 Set zone 3 0 Off 1 On l l Analog 5003 R W 1 0 1 Set zone 4 0 Off 1 On l l Analog 5004 R W 1 0 1 Set zone 5 0 Off 1 On l l Analog 5005 ...

Page 21: ...1 Analog 801 R 0 1 0 0 100 0 Demand Response 0 No DRM 1 DRM1 2 DRM2 3 DRM3 Analog 804 R 1 0 4 Remote On Off 0 Low 1 High Analog 805 R 1 0 1 Room Temperature 0 1 C Analog 851 R 0 1 C 99 9 C 99 9 C Outside Air Temperature 0 1 C Analog 852 R 0 1 C 99 9 C 99 9 C Unit Faults Current Error Code Consult the Air Conditioner unit s installation guide for Error Code descriptions Analog 900 R 1 0 100 Error H...

Page 22: ...at Target 0 1 K Analog 1117 R 0 1 K 99 9 K 99 9 K Compressor 1 LP Switch Trip 0 Off 1 Trip Analog 1118 R 1 0 1 Compressor 1 HP Switch Trip 0 Off 1 Trip Analog 1119 R 1 0 1 Compressor 1 HP or LP Lockout 0 Off 1 Lockout Analog 1122 R 1 0 1 OD Coil Outdoor Coil 1 Temperature 0 1 C Analog 1201 R 0 1 C 99 9 C 99 9 C Outdoor Coil 1 Fan Speed Setting 0 Off 1 Low 2 Med 3 High Analog 1215 R 1 0 3 ID Coil I...

Page 23: ...ature 0 1 C Analog 6011 R 0 1 C 99 9 C 99 9 C Auxiliary Sensor 2 Temperature 0 1 C Analog 6012 R 0 1 C 99 9 C 99 9 C Auxiliary Sensor 3 Temperature 0 1 C Analog 6013 R 0 1 C 99 9 C 99 9 C For residential systems only 06 Modbus RS 485 Technical Data Device Type Slave Baud Rates 9600 Default 19200 38400 76800 115200 Data Parity Even Default None Unit Load 1 32 Device Address Range 1 247 Protocol Mod...

Page 24: ...right 2019 Actron Engineering Pty Limited ABN 34 002767240 Registered Trade Marks of Actron Engineering Pty Limited Document No 9590 3013 Ver 5 Issue Date 07 2020 Refrigerant Trading Authorisation No AU06394 ...

Search results

Summary of Contents for BMS MODBUS 485

Reviews:

Related manuals for BMS MODBUS 485

Brands by name

Popular brands

ActronAir BMS MODBUS 485, Installation And Commissioning Manual

Search results

Summary of Contents for BMS MODBUS 485

Reviews:

Related manuals for BMS MODBUS 485

Brands by name

Popular brands