In September 2012, we updated the Conductivity probe with a new calibration on each switch setting to optimize it for small improvements in the hardware.
Pre-Sept 2012 Calibration values:
Low Setting = 65.7 uS/cm
Middle Setting = 847.2 uS/cm
...
The LabQuest internal temperature sensor measures temperature inside the LabQuest case. Its calibration is adjusted to approximate ambient temperature, but can deviate depending on the battery charge state and freshly powered warm-up time.
The ...
This information pertains to the original LabQuest.
If you have LabQuest 2, see this article.
If you have a LabQuest 3, see this article.
If the screen is not responding, try pressing the Home hardkey on the face of the unit. If the menu comes ...
The High Current Sensor uses a Hall-Effect sensor to measure the current. The Hall Effect is a magnetic phenomenon, so a strong magnetic field in the area the HCS-BTA sensor could cause a erroneous reading. Examples might include a electric motor or ...
This information pertains to the original LabQuest.
If you have LabQuest 2, see this article.
If you have LabQuest 3, see this article.
If you receive a "No Battery" message on your LabQuest, it is most likely because the battery wiring harness ha...
This information pertains to the original LabQuest.
For LabQuest 2, see this article.
For LabQuest 3, see this article.
If the computer can see the LabQuest update file, but the LabQuest can not, the update file probably needs to be unzipped fi...
This information pertains to LabQuest 2.
The original LabQuest and LabQuest 3 do not have this functionality.
LabQuest 2 with Lab Armor installed will not fit in the LabQuest 2 Charge Station (LQ2-CRG). However, it is possible to remove the Lab Ar...
The Power Amplifier can amplify any signal sent to it up to 15 kHz. LabPro has a built-in function generator, which goes up to 166 Hz.
If you need higher frequencies, there are several options:
- Use our free Power Amplifier Function Generator ...
This TIL applies only to parts shipped before August 15, 2012.
The low-friction moving carriage on the Centripetal Force Apparatus (CFA) should slide freely. Early units did not include a spreader bar to keep the legs apart. On these units, if th...
This information pertains to the original LabQuest.
If you have LabQuest 2, see this article.
If you have LabQuest 3, see this article.
Although warranted for only one year, the LabQuest battery should last for three years or more depending on how...