As long as the AOS is loaded properly and you have an AP9631 or AP9631 embedded product with v5.1.7 sumx or sy APPs, the information will be visible and and indicate whether or not it detects a sensor connected. If a sensor is physically connected but indicates that no sensor is detected, please proceed with the steps below to verify a few items.
The Environment Tab/options can disappear from Web UI or Command Line Interface of your AP9631 or AP9631 based product for one or more of the following reasons:
Note: If you plug in any environmental accessory and later disconnect it, the environment tab/options will be available until the next reboot. The interface will indicate a lost communication state with the device you removed until the aforementioned reboot.
This behavior is different from the earlier NMC1 based devices like AP9618 or AP9619.