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layout: documentation
title: HA20 - ZWave
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# HA20 Dimmer Switch
This describes the Z-Wave device *HA20*, manufactured by *Intermatic* with the thing type UID of ```intermatic_ha20_00_000```.

The device is in the category of *Wall Switch*, defining Any device attached to the wall that controls a binary status of something, for ex. a light switch.

![HA20 product image](https://www.cd-jackson.com/zwave_device_uploads/19/19_default.png)


The HA20 supports routing. This allows the device to communicate using other routing enabled devices as intermediate routers.  This device is also able to participate in the routing of data between other devices in the mesh network.

## Overview

600W In-Wall Toggle Style Dimmer

### Inclusion Information

  1. Put the controller in inclusion mode
  2. Flip the toggle switch on the HA-20

### Exclusion Information

  1. Put the controller in exclusion mode
  2. Flip the toggle switch on the HA-20

## Channels

The following table summarises the channels available for the HA20 -:

| Channel | Channel Id | Category | Item Type |
|---------|------------|----------|-----------|
| Dimmer | switch_dimmer | DimmableLight | Dimmer | 

### Dimmer

The brightness channel allows to control the brightness of a light.
            It is also possible to switch the light on and off.

The ```switch_dimmer``` channel supports the ```Dimmer``` item and is in the ```DimmableLight``` category.



## Device Configuration

The device has no configuration parameters defined.

## Association Groups

Association groups allow the device to send unsolicited reports to the controller, or other devices in the network. Using association groups can allow you to eliminate polling, providing instant feedback of a device state change without unnecessary network traffic.

The HA20 supports 1 association group.

### Group 1: Group 1


Association group 1 supports 4 nodes.

## Technical Information

### Endpoints

#### Endpoint 0

| Command Class | Comment |
|---------------|---------|
| COMMAND_CLASS_NO_OPERATION_V1| |
| COMMAND_CLASS_BASIC_V1| |
| COMMAND_CLASS_SWITCH_MULTILEVEL_V1| Linked to BASIC|
| COMMAND_CLASS_SWITCH_ALL_V1| |
| COMMAND_CLASS_MANUFACTURER_SPECIFIC_V1| |
| COMMAND_CLASS_POWERLEVEL_V1| |
| COMMAND_CLASS_ASSOCIATION_V1| |
| COMMAND_CLASS_VERSION_V1| |

### Documentation Links

* [User Manual](https://www.cd-jackson.com/zwave_device_uploads/19/ha20.pdf)

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