USB-500 Series - Stand-Alone, Low Cost Data Loggers
Stand alone, remote data loggers
Measure temperature, humidity, voltage or current
1 or 2 channels
Low cost, small size

USB-5200 Series - Stand-Alone, Temperature Data Loggers
8 analog inputs
16 digital I/O, counters/timers
Up to 4 analog outputs
1.2 kS/s to 1 MS/s sampling