KEC-900HR ecological level negative ion detector ，Small particle size ion detector

The KEC-900H/R series ecological level negative ion detector is a portable and negative ion detection instrument for ONETEST brand. It adopts the German imported standard device and the sampling fan, the single chip microcomputer system control, the direct reading LCD display, and increases the temperature and humidity and the average value measurement. It has the characteristics of good consistency, long life and easy to use. It is environmental monitoring, nano coating, negative ion material building materials and empty. The best tool for measuring and demonstrating negative ion concentration of gas purifier and its products is demonstrated.

Technical indicators
1, product color: light blue
2, the outline size is 105W * 165D * 70H (including bottom) mm.
3, weight: 780g
4, detect ions: positive ions, negative ions, temperature and humidity in the air.
5, the range of determination is 10 to 2 million /cm3 (KEC-900H/R).
100 -2000 million /cm3 (KEC900-M/R)
1000 -2 billion /cm3 (KEC-900L/R)
6. Air flow velocity: 2.3m/sec
7, LCD backlight: there is
8. Mean value: the average value measurement mode is entered by the "test" key for more than 3 seconds, and the factory is set up to 10 seconds to update once, and the average update time can be set according to the user's demand.
9. Measurement accuracy: + 10%
10. Mobility: 0.6cm3/V.sec (small ion)
11, power supply: DC12V and built-in rechargeable lithium battery.
12, accessories: DC12V adapter, ground wire, electrostatic shield, data line and software CD (R Series).
13, purchase items: ONETEST-6/G wireless data collector, external battery + charger, three foot rack.
14, communication: RS232 communication, with special analysis software (R series has).