Siemens SIMATIC SM 1231 (6ES7231-4HF32-0XB0) is an S7-1200 analog input signal module providing 8 differential analog input channels for standard voltage and current signals. It supports ±10 V, ±5 V, ±2.5 V, and 0–20 mA / 4–20 mA ranges with 12-bit resolution (plus sign) and includes built-in diagnostics such as supply-voltage monitoring and wire-break detection. The module is powered by 24 V DC and is intended for control-cabinet installation (IP20).
SIMATIC S7-1200, Analog Input, SM 1231, 8 AI, +/-10 V, +/-5 V, +/-2.5 V, Or 0-20 mA/4-20 mA, 12 Bit+Sign Or (13 Bit ADC)
| Brand | : | Siemens |
| Category | : | Analog Input Modules |
| Model Number | : | 6ES7231-4HF32-0XB0 |
| Manufacturer Part Number | : | 6ES7231-4HF32-0XB0 |
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Description
Specification
Electrical Input/Output
| Power |
24 V DC |
|---|---|
| Input Voltage |
±10 V, ±5 V, ±2.5 V |
I/O & Signal
| Number of Analog Inputs (AI) |
8 |
|---|
Environmental
| Operating Temperature Range |
-20 °C to 60 °C (operation) |
|---|
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