Sper Scientific* Datalogging Relative Humidity / Temperature Pen

Displays current RH & temperature readings, and automatically logs Air Temperature, RH, Dew Point, and Wet Bulb. Records up to 32,000 data points that can be downloaded by plugging the pen directly into a USB port, with no cradle or cable necessary. Datalogging can be programed to begin immediately, at a predetermined time, activated by the units push button, or to continually roll over after a set number of data points. Green and red led lights indicate datalogging and alarms. Comes with software, ¹/₂ AA battery, tripod screw and a wrist strap. Cat No. 350-98122 includes a NIST traceable certificate of compliance.

Specifications:
• Temperature range: -40 to 85°C (-40 to 185°F)
• Humidity range: 0.1 to 99.9%
• Temperature resolution: 0.1°C or °F
• Humidity resolution: 0.1%
• Temperature accuracy: +/-0.6°c / 0.9°F (-20 to -50°C) otherwise +/-1.2°C, +/-2°F
• Humidity accuracy: +/-3% (@25°C & 10 to 99% RH) otherwise +/-5%
• Dimensions: 1 x 5¹/₄ in. (25 x 133 mm)
• Weight: 1.2 oz (34 g)
• 5 year warranty, CE, RoHS
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Certificate of Compliance: No

Certificate of Compliance: Yes