All optical dissolved oxygen probes work on the same principle and all must have the sensing cap containing the luminophore replaced periodically due to a event known as photo-bleaching.
The Optical DO Probe and Go Direct Optical DO cap is warran...
If the LabQuest App doesn't detect a sensor when the sensor is plugged into the LabQuest this could be caused by the sensor or the LabQuest. Keep in mind that some sensors never had the auto-detection functionality in the first place (including every...
Note: Do not use a Hard Reset except as a last resort such as when both the screen and hard keys are not responding. This is equivalent to turning off a computer by pulling out the power cord instead of shutting it down.
For other options, see
How d...
This information pertains to the original LabQuest.
If you have LabQuest 2, see this article.
If you have a LabQuest 3, see this article.
There are several ways to reset LabQuest. Try these steps in the order listed below.
Reboot: For a low-...
This information pertains to the original LabQuest.
If you have LabQuest 2, see this article.
If you have LabQuest 3, see this article.
1. Disconnect the unit from AC power.
2. On the back of the unit you will find the battery cover, which i...
Graphical Analysis, Spectral Analysis, and Instrumental Analysis for iOS and iPadOS use the native Files app to save and open files. When saving and opening files, you see the user interface presented by the OS. You can also go directly to this inte...
In rare cases, an error during the update of the LabPro operating system can cause a Windows computer to crash. Most often this is caused by a communication failure during the update. It can also be caused by a loss of power to the LabPro during the...
This information pertains to the original LabQuest.
If you have LabQuest 2, see this article.
If you have LabQuest 3, see this article.
This is an indication that your battery is failing and will need to be replaced soon. If the battery is gener...
Here is a web article that helps identify which model iPad you have:
https://www.pcworld.com/article/2049920/tablets/how-to-tell-which-ipad-model-you-have.html ...
For ChromeOS, macOS, Windows, iOS and Android:
As of release 4.4, Spectral Analysis has been localized for:
- Catalan
- Czech
- Danish
- German
- Greek
- English
- Spanish
- Estonian
- Finnish
- French
- Indonesian
- Italian
- Japane...