Access Configuration Manual

Access 5.x

Modbus connected Heat pump module

Example of setting connection to the Heat pump control module

Variable

Available options & Selection

Note

Configuration of Modbus connected Heat pump

Configuration > System settings > Communication Devices > Device 20

Type

| Disabled | ... | Heat pump (Modbus) |

Select type of the connected device (Heat pump)

Brand

| 1 Circuit | 1 Circuit with Boost heater |

| 2 Circuit | 2 Circuit with Boost heater |

Select type of the Heat pump

Address

[0] > [54]

Enter the same address as configured in the Heat pump

Function

| Select | Exp1 | Exp2 | Exp3 |...

Assign function (Spare expansion unit number)

Heat pump sequence

| Disabled |

| Changeover 1 |

| Changeover 2 |

Select the changeover sequence to be related to the operation of the heat pump

Name

[Device 20] > [Heat pump]

Change default name to more informative

Communication type

| RTU | TCP |

-

Communication port

| Ext-link | BMS | Int-link 1 & 2 |

Select port for communication to the device