This information pertains to the original LabQuest.If you have LabQuest 2, see this article. This document has information for device drivers that work with older versions of Logger Pro. If you are using a Logger Pro version 3.11 or newer with La...

Surface Temperature Sensor (STS-BTA) Specifications and User Guide Troubleshooting Primary Test: Plug in the sensor and start up the data-collection program. Temperature readings should appear on the main screen of the pr...

Go Direct® Surface Temperature Sensor (GDX-ST) Specifications and User Guide Troubleshooting General: Press the power button on the sensor to turn it on. Connect your sensor as described in the Getting Started instructions...

Go Direct® Colorimeter (GDX-COL) Specifications and User Guide Troubleshooting General: Press the power button on the sensor to turn it on. Connect your sensor as described in the Getting Started instructions for your devi...

Unfortunately, the tab on the connector can not be replaced, and it is not a simple matter to clip off the end of the cable and replace it with a new one. In nearly every case where this has happened, it has been because the cord gets tangled in ...

When LabQuest 2 starts up, it should automatically launch a screen with menus for "File Sensors" across the top. If it turns on and loads the home screen with "LabQuest App and Audio Function Generator" across the top, this is caused by software cor...

Go Direct® Wide-Range Temperature Probe (GDX-WRT) Specifications and User Guide Troubleshooting General: Press the power button on the sensor to turn it on. Connect your sensor as described in the Getting Started instructi...

Wide-Range Temperature Probe (WRT-BTA) Specifications and User Guide Troubleshooting Primary Test: Connect the sensor and run the data-collection program. Hold the tip of the sensor in your hand and check for the temperat...

Turbidity Sensor (TRB-BTA) Specifications and User Guide Troubleshooting Primary Test: Connect the sensor to the Vernier interface and run the data-collection program. Fill the sample bottle to the top of the line on the ...

Unfortunately, it is not possible to measure turbidity using the colorimeter. The main difference is the placement of the detector and the wavelength of incident light. Turbidity is a measurement of the cloudiness of the water. In order to obtain ...