Technical Summary
| Product type designation | SM 1231, AI 8×13 bit |
|---|---|
| Based on | 6ES7231-4HF32-0XB0 |
| Rated value (DC) | 24 V |
| Current consumption, typ. | 45 mA |
| From backplane bus 5 V DC, typ. | 90 mA |
| Power loss, typ. | 1.5 W |
| Number of analog inputs | 8; Current or voltage differential inputs |
| Cycle time (all channels) max. | 625 μs |
| Voltage input ranges | Yes; ±10V, ±5V, ±2.5V |
| Current input ranges | Yes; 4 to 20 mA, 0 to 20 mA |
| Resolution with overrange (bit including sign), max. | 12 bit; + sign |
| Interference voltage suppression | 40 dB, DC to 60 V for interference frequency 50 / 60 Hz |
| IP degree of protection | IP20 |
Key Features
8 analog inputs
SM 1231 analog input module with 8 AI.
SM 1231 analog input module with 8 AI.
Voltage and current differential inputs
Supports +/-10 V, +/-5 V, +/-2.5 V, or 0-20 mA/4-20 mA inputs.
Supports +/-10 V, +/-5 V, +/-2.5 V, or 0-20 mA/4-20 mA inputs.
12 bit+sign conversion
Resolution is 12 bit+sign or (13 bit ADC).
Resolution is 12 bit+sign or (13 bit ADC).
Conformal coating
Built with conformal coating for the SIPLUS variant.
Built with conformal coating for the SIPLUS variant.
Extended operating temperature
Specified for -20…+60 °C operation.
Specified for -20…+60 °C operation.
Applications
Voltage signal acquisition
For processing analog voltage inputs at +/-10 V, +/-5 V, or +/-2.5 V.
For processing analog voltage inputs at +/-10 V, +/-5 V, or +/-2.5 V.
Current signal acquisition
For processing analog current inputs at 0-20 mA or 4-20 mA.
For processing analog current inputs at 0-20 mA or 4-20 mA.
Frequently Asked Questions
What is the exact product type of 6AG1231-4HF32-4XB0?
It is a SIPLUS S7-1200 SM 1231 analog input module with 8 AI.
How many analog inputs does 6AG1231-4HF32-4XB0 have?
It has 8 analog inputs.
Which input ranges does 6AG1231-4HF32-4XB0 support?
It supports +/-10 V, +/-5 V, +/-2.5 V, 0-20 mA, and 4-20 mA.
What are the electrical supply and current values for 6AG1231-4HF32-4XB0?
The rated value is 24 V DC, the current consumption is 45 mA typ., and the backplane bus current is 90 mA typ.
What are the dimensions of 6AG1231-4HF32-4XB0?
The dimensions are 45 mm wide, 100 mm high, and 75 mm deep.
