The LOGit Series dataloggers are the second generation of the DL Series loggers. Six versions are available: LTH (temperature/humidity), LTT (dual temperature), LPT (temperature and pressure), LCV (voltage and current), L420 (4-20 mA), and LT2 (internal and external temperature). The units have the ability to store over 10,000 measurement points, the company says. Features include a 1-second to 18-hour sample rate; real-time data monitoring; over/under alarm threshold settings; and visual alarm indication. It is compatible with Windows 95 and above; data is exportable to Text or Excel, says the company.