Dallas 1-wire PRO tube surface sensor
Very affordable 3-wire temperature sensor with the sensor encapsulated in a 14 mm polished "prism" aluminium casing, the sensors are specially adapted to the Logger 2020.
This type of temperature sensor are very accurate, calibrated in the factory.
Connected the sensor to input 1 on the Logger 2020:
■ Black = GND
■ White = Data
■ Green = +5 Vdc
The sensors can be connected at any point in temp sensor network, see the product homepage.
Accuracy presented in the graph below.
Measuring range -55 ° C to +125 ° C (-67 ° F to +257 ° F)
± 0.5 ° C accuracy in the range -10 ° C to +85 ° C
Chip: Dallas DS18B20
It is possible to adjust the offset of the sensors (parallel shift of displayed value).
Each sensor has a unique identity, name them in the PC software or web service to what you see fit.
Simply plug the sensor in the 2020 Logger's terminals 1,2 and 3 to get a separate power supply to the sensor, or connect them to 1-wire bus terminals 5 and 6 (as directed in the manual) to communicate in parallel with any modules, this in "parasit power" mode.
Hose clamp as is optional.
Dimensions "sensorbody" 15 X 31 mm with machined "prism" 4 mm deep.
Cabel: 1 meter