9081
Timer system
Recommended for low friction track code 1442.
Description:
2 Photocells.
1 Timer.
Timer description:
– Readability: 0.001s
– 9V battery included
– 2 modes:
To measure darkening time
To measure elapsed time between the darkening of the first photocell and the second one.
Documentations:
![Icon](https://www.optikascience.com/optikascience/wp-content/plugins/download-manager/assets/file-type-icons/pdf.png)
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