Plugged connections for future provision to supply a buffer gas to a dual containment seal.
1. Vent port can be piped to use as ‘CSV’ in Plan 76.
2. Drain port can be piped to use as ‘CSD’ in Plan 75.
3. GBI port can be piped to use as in Plan 72.
1. For future provisions for API Plans 72, 75 and 76.
1. Always keep the ports plugged.
Used for: 2CW-CS.