Buy SIMATIC SB 1231 Signal Board 4AI 6ES7231-4HD50-0XB0 in India for reliable industrial automation and compact PLC expansion applications.• The Siemens SIMATIC S7-1200 G2 SB 1231 Signal Board (6ES7231-4HD50-0XB0) provides 4 Analog Inputs (4AI) with 14-bit ADC resolution, supporting ±10 V, ±5 V, ±2.5 V, 0–20 mA, and 4–20 mA input signals for accurate analog data acquisition in SIMATIC S7-1200 G2 PLC systems ... Continue