an additional logger installed above the water surface is required

A high performance LCD display data logger to measure and record temperature

especially where power supply contacts cannot be accessed

System requirements can be found at the bottom of the HOBOconnect software page

Requires either Onset's HOBOware software or a compatible mobile device or Windows computer and the HOBOconnect app

HOBO-Pendant UA-002-64 an additional logger installed aboveA miniature, waterproof, value priced, two channel temperature and relative light level data logger. Suitable for indoor, outdoor, and underwater applications, this logger holds approximately 52K measurements of 10 bit readings. For accurate temperature measurement in sunlight, a solar radiation shield is required (assembly required RS1 Solar Radiation Shield or pre assembled M RSA Solar Radiation Shield). Note that using a solar radiation shield