No man
You should tell customer you cant help and if he doesn't upgrade the panel from you he will end up getting someone else to do the same thing
And walk away ?
What about a max 4 set in standalone mode maybe you can use it to set u set , the Honeywell uses a set key switch input ? I can't remember really
But you would need the prox tags aswell so £50 no good
But what Pete said should work , although a stand alone hkc keypad would do it to if your in the trade
that shocks me if true boom! boom!
personally, sod that for a game of tin soldiers, if i fit one, has to have spur or plug, 3 amo fuse max
i have always assumed the CU being mounted on a lump of timber is for insulation needs, or to get cables behind, but us that correct and still required? just tweaked my curiosity for some reason.