The Siemens QFA3171 temperature and humidity sensor sold by Ace
Instruments is for use in ventilation and air conditioning plants
where high accuracy and short response times for measuring relative
humidity are required. The measuring range covers the entire
humidity range of 0...100 %.
This product is regularly exported to USA, Poland, UAE, Oman,
Qatar, Saudi Arabia, Nigeria, Kenya, Egypt, Australia, UK, France,
Italy, Bangladesh, Thailand, Malaysia, Singapore, Romania, Belgium,
Russia, Brazil, Germany, etc.
Applications of the QFA3171 include:
Storage and production facilities in the paper, textile,
pharmaceutical, food, chemical and electronics industry, etc.
Computer and EDP centers
With the AQF3100 accessory for outdoor use
DC 13.5...35 V
Measuring range, temperature
0...50 °C, -35...35 °C, -40...70 °C