Leakage detection atmospheric side of seal utilizing a
throttle bushing and orifice plug
Safety indicator for primary seal detects failure
May be used alone or with Plan 65A or Plan 65B
Used with close clearance throttle bushing
Used with flashing or non-flashing fluids
Useful when adding atmospheric side leakage detection to an
Useful with single seals in remote locations and critical
Drain must be on bottom of gland with downward sloped
Continuously drain to a liquid recovery system .
Monitor for high pressure .
Check orifice regularly for build up and plugging