DS9108 Description
This product is a sealed plastic stick containing three DS1921G iButtonsÒ. The iButtons are connected in parallel through metal plates that are spot-welded to the IO and GND contact, respectively. Two stranded wires protruding from the top end of the stick allow for a 1-WireÒ reader/write to make contact to the iButtons for setup and data retrieval.
DS9108 Applications
- Indicates depth of concrete to monitor, actual stick length is 0.25” (0.6 cm) less then depth
- See Application Note 3829 for Rpup resistor size selection. iButton and 1-Wire are registered trademarks of Dallas Semiconductor