Siemens PLC I/O Module S7-1200 24 V dc, 100 x 30 x 75 mm
SIEMENS 6ES7241-1CH30-1XB0 BOARD, COMMUNICATION, RS485
RS-232 Output Module, 200mA, -20°C to 60°C, IP20, RoHS
Modem module for S7-200, 6ES7241-1AA22-0XA0, Siemens
Siemens SIMATIC S7-1200 Series Module, 1 Input, IP20, -20°C to 60°C
Siemens PLC Expansion Module Interface 24 V dc 100 x 30 x 75 mm
S7-1200 Expansion
Digital Input Module | SM 421 | SIMATIC S7-400 | 6ES7421-1BL01-0AA0
Processor | CPU 414-3 | SIMATIC S7-400 | 6ES7414-3XM05-0AB0
Communication Processor | CP 341 | SIMATIC S7-300 | 6ES7341-1CH02-0AE0