B. Mounting the pressure gauge and connection block
1. Check whether the O-rings are in the pressure gauge block. There are two O-rings in the
single-acting version. There are three O rings in the double-acting version.
2. Fasten the pressure gauge block ⑥ with the screws ⑦ and lock washers ⑧. Position the
screws, do not tighten them.
3. Fasten the connection block ⑨ with the screws ⑩, ⑫ and lock washers ⑪, ⑬. Position
the screws, do not tighten them.
















Booster
E.2 Mounting a booster
SIPART PS2 with 4 to 20 mA/HART
304 Operating Instructions, 11/2019, A5E00074631-AE