Siemens 6ES7193-6CP74-2AA0 Automation Connection Component. Siemens 6ES7193-6CP74-2AA0 is the exact manufacturer order number for a automation connection component in the SIMATIC ET 200 Distributed I/O portfolio. Siemens describes this exact reference as: SIMATIC ET 200SP, 10 color-coded labels Color code CC74, for 2x 5 add-on terminals, for BU type A1, with push-in terminals. The verified manufacturer lifecycle record is PM300: Active Product.