Thank you for commenting on our blog! To learn more about our solutions for monitoring and remote alarming in LN2 tanks, please see the viewLinc system: https://www.vaisala.com/en/viewlinc

And, our data loggers:
https://www.vaisala.com/en/products/instruments-sensors-and-other-measurement-devices/instruments-industrial-measurements/dl1700

You can also contact our applications engineers: https://www.vaisala.com/en/lp/contact-form