Minimum Pilot Pressures - Burkert 2000 Instructions De Service

Minimum pilot pressures

Flow direction below seat (media flows in the opposite direction to valve
closing direction)
The necessary minimum pilot pressure P
Actuator size [mm]
P
min
The pilot pressure P
Diagram 2: Pilot pressure P
8 - 2000/2002
Ø 40 Ø 50
4.0 bar 3.9 bar
for control function B and I can be found in Diagram 2.
min
Pilot pressure [bar]
Pilot pressure [bar]
Pilot pressure [bar]
for control function B and I (SFB, I).
min
for control function A equals:
min
Ø 63 Ø 80
4.2 bar 5.0 bar
Pilot pressure [bar]
Pilot pressure [bar]
Pilot pressure [bar]
Ø 100 Ø 125
4.4 bar 3.2 bar