Consider the MX800 series with DO sensor

Available in two models:

Med en räckvidd på upp till 30 meter

blir dataloggern mycket smidig när man ska tanka ur data ur loggrar som installerats i svåråtkomliga utrymmen

Bluetooth data logger with integrated sensors for temperature

HOBO-Pendant UA-004-64 Consider the MX800 series withA 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