Key Features
- SM 1231 analog input module: SIMATIC S7-1200 analog input module for the 6ES7231-4HD32-0XB0 order number.
- 4 analog inputs: Provides 4 AI with current or voltage differential inputs.
- Voltage and current input ranges: Supports ±10 V, ±5 V, ±2.5 V, 0-20 mA, and 4-20 mA.
- 12 bit+sign resolution: Resolution with overrange is 12 bit; + sign (13 bit ADC).
- Diagnostics functions: Includes alarms, diagnostic alarm, monitoring of the supply voltage, and wire break diagnostics.
Technical Summary
| Product type designation | SM 1231, AI 4×13 bit |
|---|---|
| Number of analog inputs | 4; Current or voltage differential inputs |
| Voltage input ranges | ±10 V, ±5 V, ±2.5 V |
| Current input ranges | 4 to 20 mA, 0 to 20 mA |
| Resolution with overrange | 12 bit; + sign |
| 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 |
| Cycle time (all channels) max. | 625 μs |
| IP degree of protection | IP20 |
Applications
- Analog signal acquisition: Reads voltage or current signals through 4 analog inputs.
Frequently Asked Questions
What is the exact model of this Siemens analog input module?
The exact model is 6ES7231-4HD32-0XB0, with product type designation SM 1231, AI 4×13 bit.
How many analog inputs does 6ES7231-4HD32-0XB0 have?
It has 4 analog inputs with current or voltage differential inputs.
Which input ranges are supported by this SM 1231 module?
It supports ±10 V, ±5 V, ±2.5 V, 0-20 mA, and 4-20 mA input ranges.
What is the supply voltage and current consumption of 6ES7231-4HD32-0XB0?
Rated value (DC) is 24 V. Current consumption, typ. is 45 mA, and from backplane bus 5 V DC, typ. is 80 mA.
What should be confirmed before ordering this Siemens module?
Confirm the exact order number, required quantity, destination, stock confirmation, and dispatch conditions before ordering.
