# Step 1: Product manual

Each device has a product manual that explains how to use the device as well as the process for activating it. It is necessary to read the documentation before starting to use the devices.

The product manual for each device can be found via the following links:

* [Pressure Gauge (PG)](https://github.com/TWTG-R-D-B-V/neon-product-documentation/tree/main/PG/Installation%20%26%20Use)
* [Pressure Sensor (PS)](https://github.com/TWTG-R-D-B-V/neon-product-documentation/tree/main/PS/Installation%20%26%20Use)
* [Temperature Sensor (TS)](https://github.com/TWTG-R-D-B-V/neon-product-documentation/tree/main/TS/Installation%20%26%20Use)
* [Temperature Transmitter (TT)](https://github.com/TWTG-R-D-B-V/neon-product-documentation/tree/main/TT/Installation%20%26%20Use)
* [Vibration Sensor (VB)](https://github.com/TWTG-R-D-B-V/neon-product-documentation/tree/main/VB/Installation%20%26%20Use)
* [Contact Sensor (VS-CS)](https://github.com/TWTG-R-D-B-V/neon-product-documentation/tree/main/VS-CS/Installation%20%26%20Use)
* [Valve Sensor - Multiturn (VS-MT)](https://github.com/TWTG-R-D-B-V/neon-product-documentation/tree/main/VS-MT/Installation%20%26%20Use)
* [Valve Sensor - Quarter Turn (VS-QT)](https://github.com/TWTG-R-D-B-V/neon-product-documentation/tree/main/VS-QT/Installation%20%26%20Use)

{% hint style="info" %}
Product manuals are referred to as user manuals interchangeably. 
{% endhint %}


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