SIMATIC S7-200 SMART, CPU SR40, CPU, AC/DC/relay, onboard I/O: 24 DI 24 V DC; 16 DQ relay 2 A; power supply: AC 85 - 264 V AC at 47-63 Hz program/data memory 40 KB web server support
SIPLUS S7-1200 SM 1223 8DI/8DQ based on 6ES7223-1BH32-0XB0 with conformal coating, -40…+70 °C, start up -25 °C, digital input/output SM 1223, 8 DI/8 DQ, 8 DI 24 V DC, sink/source, 8 DQ, transistor 0.5 A
SIPLUS S7-1200 SM 1231 4AI 13 bit based on 6ES7231-4HD32-0XB0 with conformal coating, -20…+60 °C, analog input, 4 AI, +/-10 V, +/-5 V, +/-2.5 V, or 0-20 mA 12-bit+ sign bit (13 bit ADC)
SIMATIC DP, POWER M. F-PM-E PPM PROFIsafe, for ET 200SP; 24 V DC safe shutdown of DQ and F-DQ up to PL D/SIL2 or PL E/SIL3 2 for safe dig. inputs 1 for safe dig. output PPM