Glass-Body pH Electrode BNC (GPH-BNC) Specifications and User Guide Which model pH sensor do I have? (How old is my pH sensor?) Proper Set-Up Remove the storage bottle from the electrode by first unscrewing the lid and ...

We have tested the Arduino Mega 2560 (5-volt version) with our Vernier Arduino® Interface Shield (BT-ARD), and it works, with limitations. One thing that may be confusing is that the Mega boards have more pins than an Arduino Uno or the SparkFun® ...

Go Direct® Conductivity Probe (GDX-CON) Specifications and User Guide Troubleshooting Primary Test: Press the power button on the sensor to turn it on. Connect your sensor as described in the Getting Started instructions f...

The Conductivity Probe (CON-BTA), as well as the Go Direct® Conductivity Probe (GDX-CON), electrode body is made of ABS plastic with a graphite electrode while the Platinum-Cell Conductivity Probe (CONPT-BTA), electrode body is made of epoxy with...

Go Direct® Force and Acceleration Sensor (GDX-FOR) 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 instruct...

Follow one of the following links to your platform-specific calibration instructions: How do I calibrate a sensor in Logger Pro? How do I manually calibrate my sensor in LabQuest App? How do I manually calibrate my sensor in Graphical Analysis and G...

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 ...

Go Direct® CO2 Gas Sensor (GDX-CO2) Specifications and User Guide Note: This information is for the Go Direct CO₂ Gas Sensor. For information regarding the CO2 Gas Sensor (CO2-BTA), see CO₂ Gas Sensor Troubleshooting and ...

Go Direct® Optical Dissolved Oxygen Probe (GDX-ODO) Specifications and User Guide Note: This information is for the Go Direct Dissolved Oxygen Sensor. For information about Vernier Optical DO Probe (ODO-BTA) see Optical DO P...

Go Direct® Sound Sensor (GDX-SND) 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 dev...