Digital Laser Measurement Analysis Instruments D8 40m Rangefinder Laser Distance Digital Meter Blue Measuring Tools telemeter

Digital Laser Measurement Analysis Instruments D8 40m Rangefinder Laser Distance Digital Meter Blue Measuring Tools telemeter
  • Продавецflimmer.com
  • Список ценUS $21.50piece
  • Продажная ценаUS $21.50piece
  • ДоставкаБесплатная доставка
  • Рейтинги3,6 (613)

Oписание продукта

Carbon Dioxide Detector CO2 Tester with Temperature and Humidity Points AZ77535

 

- Low cost portable meter checking indoor air quality
Big LCD displays CO2 ,temp. & humidity simultaneously
Designed with NDIR (non-dispersive infrared) waveguide technology CO2 sensor
Manual calibration is recommended
Warning carbon dioxide level programmable
Backlight function for working in dark place
Long time drift compensation
Audible alarm (~80db)threshold setting
Max ,min, average functions included
PC output every 2 seconds for on line analysis
Hold function freezes current readings
Display 8 hrs TWA value (time-weighted average) or 15 minutes STEL value (short-term exposure limit)
Housing design surrounds with rails to help air ventilation for quick and accurate response
Easy to calibrate at fresh air around 380-420ppm

77553

TB2JTytnNHI8KJjy1zbXXaxdpXa_!!409432980.png_400x400.jpg_.webpTB2RW2ceWLN8KJjSZFKXXb7NVXa_!!409432980.png_400x400.jpg_.webpTB287y_eVTM8KJjSZFlXXaO8FXa_!!409432980.png_400x400.jpg_.webp