6ES7516-3AN02-0AB0 Siemens simatic s7-1500, cpu 1516-3 pn/dp, central processing unit with 1 mb work memory for program and 5 mb for data, 1st interface: profinet irt with 2-port switch, 2nd interface: profinet rt, 3rd interface: profibus, 10 ns bit performance, simatic memory card required
6ES7517-3AP00-0AB0 SIEMENS SIMATIC S7-1500, CPU 1517-3 PN/DP, Central processing unit with work memory 2 MB for Program and 8 MB for data, 1st interface: PROFINET IRT with 2-port switch, 2nd interface: PROFINET RT, 3rd interface: PROFIBUS, 2 ns bit performance, SIMATIC Memory Card required
6ES7517-3UP00-0AB0 SIMATIC S7-1500TF, CPU 1517TF-3 PN/DP, Central processing unit with work memory 3 MB for program and 8 MB for data, 1st interface: PROFINET IRT with 2-port switch, 2nd interface, Ethernet, 3rd interface, PROFIBUS, 2 ns bit performance, SIMATIC Memory Card required