G8-16A

Plug-in card with 16 relay outputs (10 make contacts, 6 as make contacts with common ground).

G8-16E

Plug-in card with 16 inputs for floating contacts, with or without line monitoring.

G8-8E8A

Plug-in card with 8 inputs for floating contacts and 8 relay outputs (4 of which are make contacts, 4 as make, open or switch over contacts).