--- title: How can I tell if the hardware I have is compatible with the new Grain Quality CO2 Sensor or not? description: As the hardware is installed on a bin site, it isn’t always easy to access and look at the hardware to tell the difference; however, below shows the difference between the current Plenum Sensor and th --- [Skip to content](https://knowledge.opisystems.com/en/knowledge/how-can-i-tell-if-the-hardware-i-have-is-compatible-with-the-new-grain-quality-sensor-or-not#main-content) English Show submenu for translations [Submit a support case to our team](https://knowledge.opisystems.com/en/knowledge/kb-tickets/new?hsLang=en) ![OPI\_with\_Tag\_RGB\_300dpi\_3in\_tall-1.png\]](https://knowledge.opisystems.com/hs-fs/hubfs/OPI_with_Tag_RGB_300dpi_3in_tall-1.png?height=50&name=OPI_with_Tag_RGB_300dpi_3in_tall-1.png) Open main navigation Close main navigation - English Show submenu for translations - [Submit a support case to our team](https://knowledge.opisystems.com/en/knowledge/kb-tickets/new) - Visit OPIsystems Visit OPIsystems Hello. How can we help you? - There are no suggestions because the search field is empty. 1. [OPIsystems Help Centre](https://knowledge.opisystems.com/en/knowledge?hsLang=en) 2. [CO2 sensor](https://knowledge.opisystems.com/en/knowledge/co2-sensor?hsLang=en) # How can I tell if the hardware I have is compatible with the new Grain Quality CO2 Sensor or not? As the hardware is installed on a bin site, it isn’t always easy to access and look at the hardware to tell the difference; however, below shows the difference between the current Plenum Sensor and the new Grain Quality Sensor. (Fig. 4 & Fig. 5)   ![](https://knowledge.opisystems.com/hubfs/image-png-May-25-2023-09-04-43-1006-PM.png)                ![](https://knowledge.opisystems.com/hs-fs/hubfs/image-png-May-25-2023-09-04-49-9364-PM.png?width=280&height=293&name=image-png-May-25-2023-09-04-49-9364-PM.png)              Fig. 4 – Current label on a Plenum Sensor             Fig. 5 - Updated label on a Grain Quality Sensor   *The simplest way to tell if your hardware is compatible is to look in managegrain.com to validate the firmware versions pf applicable hardware.* *1. Once logged in go to **Gateways and Nodes** under **System Settings*** ![](https://knowledge.opisystems.com/hubfs/image-png-May-25-2023-09-06-39-1946-PM.png) *2. By default, the system will show the Gateways.* *![](https://knowledge.opisystems.com/hubfs/image-png-May-25-2023-09-07-16-8462-PM.png)* *3. To check the **Gateway** firmware.* *![](https://knowledge.opisystems.com/hubfs/image-png-May-25-2023-09-07-35-2655-PM.png)* *4. Go to Nodes* *![](https://knowledge.opisystems.com/hubfs/image-png-May-25-2023-09-08-00-5299-PM.png)* *5. To check **Cable Node** firmware.* *![](https://knowledge.opisystems.com/hubfs/image-png-May-25-2023-09-08-17-0276-PM.png)* *6. 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