# Enapter HMI
The Enapter HMI (Human Machine Interface) is an Android application for Tablets for convenient monitoring and control of Enapter's AEM Electrolysers connected to the Local Area Network. It supports an unlimited number of electrolysers and requires no internet connection nor a Cloud account for operation. It is also helpful for medium and large-size setups such as the Enapter AEM Cluster.
# Getting Started
# Requirements
- Tablet with Android 8.0 or later.
- Enapter HMI Application installed on your Android Tablet.
- Electrolyser or Electrolysers connected to local Wi-Fi network.
Warning
Supported versions of Electrolysers:
- EL 2.1 with firmware version 1.10.0 or later
- EL 4.0 with firmware version 3.1.0 or later.
# Connecting
- Download and install Enapter HMI (opens new window) App from Google Play market.
- To start using the Enapter HMI, please ensure your electrolysers are connected with Ethernet to the Local Area Network and that your Android Tablet is connected to the Wi-Fi. The Wi-Fi should be bound with the same Local Area Network. Read Connection Documentation.
- Open Enapter HMI Application on the Android Tablet connected to the same Local Wi-Fi Network.
Note
Some features (for example, control of the electrolysers) require a unique PIN Code located on the back of your device.