What controls are available on the unit? Standard control inputs and switches include: Test mode Hall button disconnect Automatic/Inspection mode Manual inspection push buttons Car Door Bypass and Hatch Door Bypass slide switches By Nick Villaume|2026-01-25T12:18:11+00:00January 25th, 2026|SEPTA A/B SLC-500 PLC HYD|Comments Off on What controls are available on the unit? Share This Story, Choose Your Platform! FacebookXRedditLinkedInTumblrPinterestVkEmail About the Author: Nick Villaume