Humidity test kit for Elsec 765, 765C, 764 and 764C.
Kit to test the RH sensor in the ELSEC 765 to ensure it is reading correctly. The 765 sensor does not require recalibration.
This kit can also be used to recalibrate the obsolete 764 humidity sensor.
Comprises 2 test chambers, pure water and 2 RH standard chemicals to test RH at 33%RH and 75%RH