Siemens 6ES7231-7PB22-0XA0The Siemens 6ES7231 7PB22 0XA0 is a cutting edge analog input module tailored for the SIMATIC S7 1200 series, ideal for a multitude of industrial automation applications. This compact yet powerful module supports a wide range of analog input signals, including 10 V, 5 V, 2. 5 V, and 0 20 mA 4 20 mA, ensuring versatility in various operational settings. With a 12 bit resolution plus sign, or 13 bit ADC, it delivers precise data acquisition, making it a