Dry Gas Seals Handbook

A tabulation of suggested alarms and shutdowns, based on the gas seal system design recommendations contained in this chapter, is provided in table 5-1.
| Alarm Condition | Shutdown Condition | Permissive to Start | |
| Seal gas filter differential pressure | High | NA | NA |
| Seal gas supply pressure or flow | Low | Low | Required |
| Primary vent pressure or flow | High | High | NA |
| Separation gas filter differential pressure | High | NA | NA |
| Separation gas supply differential pressure | Low | Low (delayed) | Required |