Vacuum leak indicator

• To monitor:
- Dual-wall containers, even if their monitoring space is still partially filled with leak display fluid
- Single-wall containers with leak protection lining (inner covers)
• Approvals:
- General planning approval no. Z-65.22-2
- Version IIIF: Design approval 02/PTB no. III B/S 1277
- Version IVF: Design approval 02/PTB no. III B/S 1278
• May not be assembled in a zone with a potentially explosive atmosphere

DIII F version
PPOff - 450 mbar
PPOn - 375 mbar
PAOn - 325 mbar
PAOff - 410 mbar

DIV F version
PPOff - 80 mbar
PPOn - 65 mbar
PAOn - 34 mbar
PAOff - 50 mbar
(All data is a guide)