January 19, 2010 - TR-74Ui Illuminance UV Recorder can simultaneously measure and record four parameters: illuminance, ultraviolet light (UV), temperature and humidity. In addition to these parameters, the TR-74Ui is also capable of displaying Cumulative Illuminance and Cumulative Amount of Ultraviolet Light in the LCD display. The wide Luminosity range covers 0 to 130k lx and Low Light Resolution to 0.01 lx.The UV Range covers 0 to 30 mw/cm2.
Internal Accumulation of Exposure is for both Light and UV.The TR-74Ui has a wide range from 10 to 99% Relative Humidity along with an expanded Temperature range from 0° to +55°C.This compact, lightweight unit is approximately 2" X 3" and operates on one AA battery.The TR-74Ui has a large data capacity which can store up to 8,000 readings times 4 channels for a total of 32,000 readings in One-Time or Endless recording mode.Simply by connecting to a computer via a USB port, the recorded data can be quickly downloaded with the easy-to-use software.
