1 - Culture vessel with a jacket

2 - Pneumatic valve (steam inlet)

3 - Pressure gauge of the steam inlet line

4 - Pressure gauge of the jacket

5 - Inspection window of the jacket

6 - Pneumatic valve (condensate outlet)

7 - Steam trap

8 - Pneumatic valve (water supplying into the jacket)

9 - Pneumatic valve (water returning from the jacket )

10 - Check valve