The A6500-SR System Rack is part of the AMS 6500 ATG machinery protection system.
It is a 19" rack (84HP width and 3RU height). The System Rack allows you to install up to 11 protection cards (two channel A6500-UM Universal Measuring Card and/or four channel A6500-TP Temperature Process Cards), one A6500-RC Relay Cards, and one A6500-Com Card - two Com Cards for redundant communication.