Batteries
Battery type
CBR™ 2 motion sensor is designed to operate with 4 AA alkaline batteries. CBR™ 2 motion sensor can run without batteries only if attached to a CBL 2™.
Battery installation
Exit the Vernier EasyData® App before changing batteries.
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1.
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Holding the CBR™ 2 motion sensor upside down, use your thumb to slide the battery compartment cover toward the back of the CBR™ 2 motion sensor. |
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2.
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Position batteries according to the diagram on the inside of the CBR™ 2 motion sensor battery compartment. |
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3.
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Two batteries fit positive side up in the side marked +. Two batteries fit negative side up in the side marked |
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4.
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Slide the cover back on. CBR™ 2 motion sensor is ready to begin sampling. |
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CBR™ 2 motion sensor low battery warnings
The CBR™ 2 motion sensor has two mechanisms to alert you that the batteries are low:
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The Vernier EasyData® App displays a warning message on calculator screen while trying to collect data. |
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The red light flashes intermittently while the CBR™ 2 motion sensor is collecting sample data. |
Battery precautions
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DO NOT use rechargeable batteries. |
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Replace all four batteries at the same time. Do not mix brands of batteries. Do not mix types within a battery brand. |
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Install batteries according to the diagrams inside the battery compartment. |
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Properly dispose of used batteries immediately. Do not leave them within the reach of children. |
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Do not heat, burn, or puncture batteries. Batteries contain hazardous chemicals and may explode or leak. |
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Do not mix rechargeable and non-rechargeable batteries. |
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Do not place non-rechargeable batteries in a battery recharger. |