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| Place of Origin: | U.K. |
| Brand Name: | Siemens |
| Certification: | COO & COC |
| Model Number: | 6ES7231-4HF32-0XB0 |
6ES7231-4HF32-0XB0 SIEMENS SIMATIC S7-1200 Analog Input module SM 1231 AI 8xU/I/RTD/TC ST
The Siemens 6ES7231-4HF32-0XB0 is a high-performance analog input module designed for the SIMATIC S7-1200 programmable logic controller (PLC) system. This compact, 8-channel module enables precise acquisition of voltage and current signals from sensors, transmitters, and field devices—making it essential for process automation, machine control, building management, and test & measurement applications requiring reliable analog data.
Engineered for flexibility and accuracy, the 6ES7231-4HF32-0XB0 supports a wide range of input types—including ±10 V, 0–10 V, 0–20 mA, and 4–20 mA—with 16-bit resolution per channel and integrated diagnostics. Its plug-and-play integration with the S7-1200 CPU, automatic configuration in TIA Portal, and robust industrial design ensure fast commissioning, minimal wiring errors, and long-term operational stability—even in electrically noisy environments.
Product Overview: Siemens 6ES7231-4HF32-0XB0
| Model | 6ES7231-4HF32-0XB0 |
| Type | 8-channel analog input module |
| Inputs | 8 differential |
| Signal Types | ±10 V, 0–10 V, 0–20 mA, 4–20 mA |
| Resolution | 16 bits |
| Sampling Time (All Channels) | ~1 ms |
| Isolation | 500 V AC between field and logic |
Product details pictures
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