Product Overview
Technical Summary
| Product type designation | SM 1231, AI 4×16 bit |
|---|---|
| Analog inputs | 4; Current or voltage differential inputs |
| Input voltage ranges | ±10 V, ±5 V, ±2.5 V or ±1.25 V |
| Input current ranges | 4 to 20 mA, 0 to 20 mA |
| Rated supply voltage (DC) | 24 V |
| Resolution with overrange | 15 bit + sign |
| Cycle time (all channels), max. | 100 μs |
| Current consumption, typ. | 65 mA |
| Input resistance | ≥1 MOhm for -10 V to +10 V, -5 V to +5 V and -2.5 V to +2.5 V |
| IP degree of protection | IP20 |
Key Features
- Product type designation: SM 1231, AI 4×16 bit.
- Analog inputs: 4 current or voltage differential inputs.
- Input ranges: Voltage: ±10 V, ±5 V, ±2.5 V or ±1.25 V. Current: 4 to 20 mA or 0 to 20 mA.
- Supply voltage: Rated value (DC): 24 V.
- Resolution: Resolution with overrange: 15 bit + sign.
- Diagnostics and protection: IP20 protection; alarms, diagnostics function, supply-voltage monitoring, wire-break detection, and input-status diagnostics LED are supported.
Frequently Asked Questions
Which specifications distinguish Siemens 6ES7231-5ND32-0XB0?
The supplied variant is SM 1231, AI 4×16 bit with 4 current or voltage differential inputs, selectable voltage or current ranges, and 15 bit + sign resolution.
What should be checked when verifying this exact code?
Check the complete order number 6ES7231-5ND32-0XB0, the SM 1231 designation, 4 AI, supported signal ranges, and the 24 V rated DC supply value.
What quantity and destination are needed for a quotation?
Please provide the required quantity and destination so the quotation can be prepared.
