Are you looking to purchase a PCM or a portal monitor?
your previous questions on these forums have all had to do with rather dated equipment,....
the Argos is a good machine, but if you are considering an equivalent replacement to the Eberline PM-7s which you discussed on these forums once upon a time ago, you're way off of that field of play with the Argos AB series,....
and they cost a lot, and the routine support and maintenance are a lot in comparison to other players, and with only one machine in service there will be no economy of scale for your facility,...
quite the opposite,...
the economy of scale is pert much the raison d'être for investing in a bank of Argos equipment,...