How does a reflex sight glass level indicator work?
The principle of the reflex level indicator is based on the reflection of light. In the gas or steam phase, the light is reflected by the prismatic grooves of the sight glass so that bright indication is achieved. In the liquid phase, the light is ...
moreWhere can I find information on the minimum validity of the WIKA Build ID?
The information on the minimum validity of the Build ID is displayed when the ID is generated.