other loggers
Arduino-compatible
intended for many users with vastly differing requirements
you do all the programming (extensive Arduino libraries and examples readily available)
requires some programming skill
code cannot be modified after deployment
no built-in wireless interface
turnkey remote logging solution
integrated solar panel and battery
integrated Iridium (satellite) modem
not user programmable, but logging settings (e.g. data collection interval) may be modified remotely
currently limited to ds18b20 (1-wire) digital temperature sensors ; cannot add new types of sensors without hardware and firmware modifications
firmware upgradeable via bluetooth
SDl-12 and Modbus interfaces
integrated Iridium modem
not user programmable, but logging settings may be modified via Iridium
internal battery plus optional solar panel attachment
bluetooth for local app connection and programming
FONDRIEST Environmental NexSens X3
...etc