Manufacturer: SIEMENS Model: 6ES7231-7PD22-0 XA8 Product Category: Analog Input Module Number of Channels: 4 Input Type: Analog Input Power Requirement: 24VDC Accuracy: ± 0.5% Operating Temperature Range: -25 ° C to + 60 ° C Protection Class: IP20 Weight: 0.207 kg Dimensions: Not available This product is a product of West. The MENZI 6ES7231-7PD22-0XA8 analog input expansion module is specially designed for SIMATIC S7-200 series PLC and is suitable for various industrial automation application scenarios.It has four independent analog input channels, can accept ± 10V input signals, and provides up to 13-bit resolution, ensuring high accuracy of data acquisition. In addition, the module supports sampling rates of up to 100 kHz per channel, enabling fast response to changes for real-time control. Powered by 24 V DC, it is industry standard and easy to integrate into existing systems. The product design follows strict industrial standards, has good stability and reliability, and can operate stably in harsh industrial environments.