Siemens SIMATIC S7-200 221 CPU module, 120/240VAC, 6 digital input, 4 relay output
Siemens SIMATIC S7-200 221 CPU module, 120/240VAC, 6 digital input, 4 relay output
Siemens SIMATIC S7-200 221 CPU module, 24VDC, 6 digital input, 4 transistor output
Siemens SIMATIC S7-200 221 CPU module, 24VDC, 6 digital input, 4 transistor output
Siemens SIMATIC S7-1200 1211C CPU module, 120/240VAC, 6 digital input, 4 relay output, 2 analog input
Siemens SIMATIC S7-200 226 CPU module, 120/240VAC, 24 digital input, 16 relay output
Siemens SIMATIC S7-200 224 CPU module, 120/240VAC, 14 digital input, 10 relay output
Siemens SIMATIC S7-200 222 CPU module, 120/240VAC, 8 digital input, 6 relay output
Siemens SIMATIC S7-1200 1211C CPU module, 120/240VAC, 6 digital input, 4 relay output, 2 analog input