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The RHT10 Datalogs Humidity and Temperature readings (up to 16,000 each) with user programmable sample rates from 2 seconds up to 24 hours for days, weeks and months. USB interface for easy setup and download. Dew Point indication via the included Windows software. User-programmable High/Low alarm thresholds for RH and temperature. Complete with 3.6-Volt Lithium battery, protective USB cap, mounting bracket, and Windows compatible software for analysis.
The EA80 checks for Carbon Dioxide concentrations using a maintenance-free dual wave NDIR (non-dispersive infrared) CO2 sensor with a range of 0 to 6,000 PPM. It can automatically data log up to 20,000 data sets or manually enter up to 99 sets for later recall. Additional features include: auto power off, data hold, max/min with time stamp and alarm. Comes complete with six AAA batteries, Windows 95/98/NT/2000/ME/XP compatible software and an RS-232 interface cable.
The Extech EX320 is a compact auto ranging multi meter, features extra-large 2000 count display and built-in non-contact AC Voltage detector. Meter also features continuity, diode test and max hold functions. Rubber holster protects meter from dirt and debris. UL listed, Cat III 600 Volt. Includes test leads, two AA batteries and tilt stand.
The 401025 is a Foot Candle/LUX Meter which measures light level to 5000FC (foot-candles) and 50,000 LUX with a 5% accuracy using a precision photo diode and colour correction filter. It features fast/slow response time and an analog output (1mV per count) for capturing readings to a recorder. Comes complete with 9-Volt battery.