Key Features
- Analog input module: SM 1231, AI 4×13 bit with 4 analog inputs.
- Input signal ranges: Supports +/-10 V, +/-5 V, +/-2.5 V, or 0-20 mA input ranges.
- Conformal coating: SIPLUS version with conformal coating for the module.
- Physical configuration: Required front connector and plastic front enclosure material.
- Diagnostics functions: Alarms, diagnostic alarm, supply voltage monitoring, and wire-break detection are supported.
Technical Summary
| Product type designation | SM 1231, AI 4×13 bit |
|---|---|
| Based on | 6ES7231-4HD32-0XB0 |
| Rated value (DC) | 24 V |
| Current consumption, typ. | 45 mA |
| from backplane bus 5 V DC, typ. | 80 mA |
| Power loss, typ. | 1.5 W |
| Number of analog inputs | 4; Current or voltage differential inputs |
| Cycle time (all channels) max. | 625 μs |
| Resolution with overrange (bit including sign), max. | 12 bit; + sign |
| IP degree of protection | IP20 |
Applications
- Analog signal acquisition: For reading 4 current or voltage differential input signals.
- Input diagnostics and maintenance monitoring: For monitoring supply voltage, wire break status, and input status with diagnostics and alarms.
Frequently Asked Questions
What is Siemens 6AG1231-4HD32-4XB0?
It is a SIPLUS S7-1200 SM 1231 analog input module with 4 AI and 13-bit conversion.
How many analog inputs does the 6AG1231-4HD32-4XB0 have?
It has 4 analog inputs, with current or voltage differential inputs.
Which input ranges are supported by this module?
It supports +/-10 V, +/-5 V, +/-2.5 V, or 0-20 mA input ranges.
What supply and current values are listed for this module?
Rated value (DC) is 24 V, current consumption typ. is 45 mA, and from backplane bus 5 V DC typ. is 80 mA.
What diagnostic functions are available on the 6AG1231-4HD32-4XB0?
Alarms, diagnostic alarm, monitoring the supply voltage, wire break detection, and diagnostics indication LEDs are supported.
