Originally Posted by
No Idea Either
Wiz
I should have explained a bit better. The later model SFP’s are certified to 3B fail op. Due to snags they can be downgraded to 3A fail passive such as LAND 2, like if the IFSD ****s itself, etc. The earlier models that we have are (no IFSD) only certified to Cat 2 fail passive so any problems and it’s straight back to Cat 1. Neither have HGS.