Bộ Ghi Dữ Liệu Độ Ẩm, Nhiệt Độ Extech RH520B

This paperless chart recorder provides simultaneous digital/graphical display of %RH and Temperature or Dew Point and shows date/time and Min/Max values. Use free PC-based software for data transfer to a PC and to graph %RH, Temperature, Dew Point, Wet Bulb, and GPP or g/kg. Audible and visual high/low alarm limits can be set for Humidity and Temperature. Ideal for: buildings and conference rooms; laboratory, pharmaceutical, cleanrooms, hospitals; food storage facilities, refrigeration; hydroponics and green houses.