Product Overview
Technical Summary
| Product type | SM 1231, AI 8×13 bit |
|---|---|
| Analog inputs | 8; current or voltage differential inputs |
| Voltage input ranges | -10 V to +10 V; -5 V to +5 V; -2.5 V to +2.5 V |
| Current input ranges | 0 to 20 mA; 4 mA to 20 mA |
| Rated supply | 24 V DC |
| Resolution with overrange | 12 bit; + sign |
| Cycle time, all channels, max. | 625 μs |
| Protection | IP20 |
Key Features
- Product type: SM 1231, AI 8×13 bit.
- Analog inputs: 8 current or voltage differential inputs.
- Input ranges: Voltage: ±10 V, ±5 V, ±2.5 V; current: 4 to 20 mA and 0 to 20 mA.
- Rated supply: 24 V DC.
- Resolution: 12 bit; + sign with overrange.
- Protection and diagnostics: IP20 protection, diagnostic function, diagnostic alarm, wire-break monitoring, and input-status LED indication.
Frequently Asked Questions
Which specifications distinguish Siemens 6ES7231-4HF32-0XB0?
It has the SM 1231, AI 8×13 bit designation, 8 current or voltage differential inputs, the listed voltage and current ranges, and 12 bit; + sign resolution with overrange.
What input ranges does this analog input module have?
Voltage ranges are ±10 V, ±5 V, and ±2.5 V. Current ranges are 0 to 20 mA and 4 mA to 20 mA.
What should be checked against the code and nameplate?
Check the complete order number 6ES7231-4HF32-0XB0, the SM 1231 designation, AI channel count, input ranges, and 24 V DC rated supply.
What quantity and destination are needed for a quotation?
Provide the required quantity and delivery destination for quotation.
