6ES7272-1BA10-0YA1 SIMATIC S7,TD 100C Text Display for S7-200, 4-line, with installation accessories, Configuration with STEP 7 Micro/WIN without ATEX approval
6ES7312-1EA14-0AB0 SIMATIC S7-300, CPU 312 Central processing unit with MPI, Integr. power supply 24 V DC, Work memory 32 KB, Micro Memory Card required