Siemens 7MJ2000-1A 00 Series Operating Instructions Manual page 18

Description
3.4 Mode of operation
Valve state
* through cavitation
Only a closed defective valve results in a high sound pressure level.
18
Valve position
intact open
intact closed
defective open
defective closed
Δp Q
small large
large zero
small large
large medium
SITRANS DA400 for oscillating positive displacement pumps
Operating Instructions, 09/2008, A5E00841120-03
ƞ L
small small
small small
small small
large* large