home-assistant.io/source/_components/climate.modbus.markdown
Ben Van Mechelen 6cf9eee5fa Add support for multiple modbus hubs. (#8027)
* Add support for multiple modbus hubs.

* fixed typo

* Update documentation for flexit

* Hub name is optional
2019-02-11 14:52:46 -05:00

2.0 KiB

layout title description date sidebar comments sharing footer logo ha_category ha_release ha_iot_class
page Modbus Climate Instructions how to integrate a Modbus thermostat within Home Assistant. 2018-01-29 9:35 true false true true modbus.png Climate 0.68 Local Polling

The modbus thermostat allows you to use a sensor value (current temperature) and target value (target temperature) from Modbus registers.

{% linkable_title Configuration %}

To use your Modbus thermostat in your installation, add the following to your configuration.yaml file:

# Example configuration.yaml entry
climate:
  - platform: modbus
    name: Watlow F4T
    hub: hub1
    slave: 1
    target_temp_register: 2782
    current_temp_register: 27586

{% configuration %} name: description: Name of the device required: true type: string hub: description: The name of the hub. required: false default: default type: string slave: description: The number of the slave (Optional for tcp and upd Modbus, use 1). required: true type: integer target_temp_register: description: Register number for target temperature (Setpoint). required: true type: integer current_temp_register: description: Register number for current temperature (Process value). required: true type: integer data_type: description: Response representation (int, uint, float, custom). If float selected, value will converted to IEEE 754 floating point format. required: false type: string default: float count: description: Number of registers to read. required: false type: integer precision: description: Number of valid decimals. required: false type: integer default: 0 {% endconfiguration %}

{% linkable_title Services %}

Service Description
set_temperature Set Temperature. Requires value to be passed in, which is the desired target temperature. value should be in the same type as data_type