Portable

Portable meters and data loggers for manual precision measurements of temperature, humidity, dew point, pressure, two-state events, pulses, 4 … 20 mA, 0 … 5 V, 0 … 10 V and CO2.
The devices come with continuous memory, audible and visual alarm display, keypad settings, various communication interfaces (USB, RS232, Ethernet), PC-based data analysis software and a backlit display.