Lube-oil filter differential-pressure alarm and change-out threshold per OEM guidance - typically 0.8 bar alarm and 1.2 bar change-out for 2-stroke slow-speed engines.
Formula
$$ \Delta p_{LO} < \Delta p_{alarm} < \Delta p_{change} $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $\Delta p$ | Filter differential pressure | bar | DP transmitter |
Sources
- ExxonMobil Mobilgard Technical Topic - Filter DP.
- MAN ES Cylinder Oil Recommendation.