http://www.channeleco.com/en/Item/Show.asp?m=1&d=1211

QT-03 series Button Temp/HR logger is used to measure the air temperature and relative humidity or soil temperature. The meter is small in size and has a stainless steel shell.

QT-03 Button Data Loggers are water resistant, powerful, and exceptionally affordable. The QT-03-2 Temperature Logger will log 8,000 measurements, while the QT-03-1 Temp/RH Logger will record 4,000 measurements - 2,000 each for temperature and humidity. They log temperatures features a battery life of up to 10 years, depending on measurement interval. Actual size is 17.35 mm x 5.89 mm.

Features

•  Water resistant (IP56) stainless steel case
•  Log4,000 to 8,000 intervals
• Internal sensors
•  Integral non-replaceable battery
• Choose from temperature-only or temperature/humidity models
• Technical parameters

• Model	QT-03-1	QT-03-2
  Built-in sensors	Temp/RH	Temperature
  Measurement range of Temp	-20~+85℃	-40~+85℃
  Measurement Accuracy of Temp	±0.6℃（-15~+65℃）	±0.6℃（-15~+65℃）
  Measurement range of Humidity	0~100%,	——
  Measurement accuracy of Humidity	±5%
  Data storage capacity	4000 records	8000 records
  IP grade	IP56	IP56
  Material	Stainless steel	Stainless steel
  Power	Built-in battery with 10 yrs of  life	Built-in battery with 10 yrs of life
  Dimension	17.35 mm x 5.89 mm	17.35 mm x 5.89 mm

   

  Origin: China

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  Channel Technology Group Limited

  Tel:+86-10-62111044

  Fax:+86-10-62114847

  Web:http://www.channeleco.com/en/

  Email:repair@qudao.com.cn

   

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For the purpose of introduction and promotion of global advanced instrumentation and technology in the fields of terrestrial ecology, aquatic ecology and life science, Channel Technology Group Limited was established in 2001.
Channel now employs over 70 staff with a wide spectrum of expertise, so as to offer world-class total solution to customers. With sheer dedication and commitment from our staffs, Channel has evolved rapidly from a pure distributor of environment testing products to a total solution provider in all aspects of ecology, water and life science testing products. We offer in-house expertise in sales, installation, repairs & maintenance, training, technical consultation & testing support. As well, a calibration centre has been set up to provide professional services to our customers.
Our Business Scope:
- Terricolous Ecology: includes soil instruments, plant instruments and environment instruments, etc.
- Aquicolous Ecology: includes respiratory instruments and water quality instrumentation.
- Water treatment: measuring active sludge respiration, Dissolved Oxygen, TP, TN and COD,etc.in the water.
- Life Science: measuring animal respiration and insects physiology and behavior.
Channel strives to achieve our philosophy:“Perfect Services Reflect the Value of Channel”. We firmly believe that customers come first. We listen to customers to find out their needs, design and deliver total solution for them. Our customers contain:
- Renowned universities and various research institutes;
- Various local & municipal government organizations,
- Famous Farms and factories.
With our philosophy, strong business network & coverage, and experienced professional team, we are capable of becoming the best total solution provider in whole China and making good contributions towards improvement of the entire agronomy, forestry, hydrology, ecology research and environment protection.