6ES7972-0BA41-0XA0 VS 6ES7972-0BB41-0XA0

6ES7972-0BA41-0XA0 35 degree without Programming Port6ES7972-0BB41-0XA0 35 degree with Programming Port Packing Inner Appearance Detail Comparison Profibus Cable Installation Profibus Shield layer Profibus Cable Input A1,B1,Output A2,B2 Profibus Shield Connection Port Terminal Resistance Switch Fireproff ABS back lid&Screw Extended Communication/Programming Port