# Installation

Source: https://help.malighting.com/grandMA3/2.4/HTML/key_dinrail_installation.html
This is grandocs, an unofficial mirror of MA Lighting documentation. For authoritative or safety-relevant information, cite the canonical page on help.malighting.com.

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| ![](/img/grandma3/2-4/tip_gray-639af3.png) | **Hint:** Install the grandMA3 xPort Node DIN-Rail on the rail following DIN EN 60715.  |

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| ![](/img/grandma3/2-4/important_gray-89eed8.png) | **Important:** Install the grandMA3 xPort Node DIN-Rail horizontally so that the input terminal is located at the bottom and the DMX terminal on top. |