# 3rd-party Pyra.

> How to properly install a 3rd-party Pyranometer.

Source: https://docs.denowatts.com/hardware/current-deno-hardware/deno-sensor-setup/installation/auxillary-sensors/3rd-party-pyra

How to properly install a 3rd-party Pyranometer.

Another optional auxiliary sensor is the 3rd-party Pyanometer. This is not a part of the Denowatts kit and is supplied by the customer. To connect

## Terminations

**Please check that the 3rd Party Pyranometer terminations correspond with the Aux Pyr terminals image below.**

![AuxTerm](https://docs.denowatts.com/media/01M3Y48BGWZFD3CPC5C6X39VTF-4-3-aux-sensor-wiring-b174dbf31a3153c3c968baeee1a3cfba.webp)

If you are replacing an old 3rd-party Pyranometer on a Deno 4.2 or 4.3, use the image above. If you are servicing a 3rd-party pyranometer on Deno models 4.0 and 4.1, use the image below.

![AuxTerm](https://docs.denowatts.com/media/01M3Y49QF8HYE8RC02F4C0JG67-image-backpanel4-0-9f6823e8f39ef31e03883d2d84d5619b.webp)

## Installation Steps

### 1\. Read 3rd-party Documentation

Read the 3rd-party pyranometer manual to understand the mounting and wiring instructions.

### 2\. Terminate Wires

Use the termination pictures above to properly land the wires in the back of the Deno Sensor.

### 3\. Pictures

Please document the entire installation with several photos.

![3rd Party](https://docs.denowatts.com/media/01M3Y49SNA0Q5QMDBZA2GSW2VS-graphic-3rdparty-76b1158881425f25d0097b18897757f6.webp)

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