SM 1233 4AI/4AO

SIMATIC S7‑1200 G2 SM 1233 analog I/O module, 4 AI / 4 AO
Inputs: 4× analog inputs, 14‑bit ADC (±10 V, ±5 V, ±2.5 V or 0/4–20 mA)
Outputs: 4× analog outputs, 14‑bit DAC (±10 V, 0–20 mA or 4–20 mA)
Combined analog input/output module for flexible process control applications
Reduces module count and wiring complexity for mixed analog systems