![wzorcowanie oraz klasyfikacje IQ, OQ, PQ](https://www.pol-eko.com.pl/wp-content/uploads/2016/07/5.jpg)
This is an additional option available for all product ranges.
Order numbers: BRT/9/L, BRT/1P/L, BRT/2P/L, IQ, OQ, PQ (option factory preinstalled).
This option consist of measurements performed at 9 points of the chamber (corners + geometric center) or at 5 points on the shelf (corners + geometric center) at the temperature selected by the User.
IQ, OQ, PQ qualification is available for each chamber as well (see page 10 for more details).