CO2/Humidity/Temperature Datalogger

Thomas No. 1220W05 Triple LCD simultaneously displays 3 Type-K Temperature channels Datalogger date/time stamps and stores readings on an SD card in Excel® format for easy transfer to a PC Selectable data sampling rate: 5, 10, 30, 60, 120, 300, 600 seconds or Auto Complete with (6) AAA batteries, 2G SD card, Univeral AC Adaptor, (3) Type-K bead temperature probes, and mounting bracket Thomas No. 1220W06 Dual LCD simultaneously displays Relative Humidity and Temperature readings Datalogger stores readings on an SD card in Excel® format for easy transfer to a PC Selectable data sampling rate: 5, 10, 30, 60, 120, 300, 600 seconds or Auto Complete with six AAA batteries, 2G SD card, univeral AC Adaptor and mounting bracket Thomas No. 1220W07 Checks for Carbon Dioxide (CO₂) concentrations Maintenance free dual wavelength NDIR (non-dispersive infrared) CO₂ sensor Triple LCD simultaneously displays CO₂, Temperature and Relative Humidity Measurement ranges: CO₂ - 0 to 4,000ppm; Temperature - 32 to 122°F (0 to 50°C); Humidity - 10 to 90%RH Datalogger stores readings on an SD card in Excel® format for easy transfer to a PC Selectable data sampling rate: 5, 10, 30, 60, 120, 300, 600 seconds or Auto Complete with six AAA batteries, 2G SD memory card, universal AC adaptor, and mounting bracket Thomas No. 1215Y30 Triple LCD simultaneously displays 3 Type-K Temperature channels Datalogger stores readings on an SD card in Excel® format for easy transfer to a PC Selectable data sampling rate: 5, 10, 30, 60, 120, 300, 600 seconds or Auto Complete with six AAA batteries, 2G SD card, univeral AC Adaptor, three Type-K bead wire temperature probes and mounting bracket Thomas No. 1215Y32 Displays Barometric Pressure in 3 units of measure: hPa, mmHg, and inHg Triple LCD simultaneously displays Barometric Pressure, Temperature, and Relative Humidity Datalogger date/time stamps and stores readings on an SD card in Excel® format for easy transfer to a PC Selectable data sampling rate: 5, 10, 30, 60, 120, 300, 600 seconds Complete with (6) AAA batteries, 2G SD card, Universal AC adaptor, and mounting bracket