Technical Summary
| Product type designation | SM 1231, AI 4×16 bit |
|---|---|
| Product lifecycle | Active Product |
| Rated value (DC) | 24 V |
| Number of analog inputs | 4; Current or voltage differential inputs |
| Current consumption, typ. | 65 mA |
| from backplane bus 5 V DC, typ. | 80 mA |
| Power loss, typ. | 1.8 W |
| Cycle time (all channels) max. | 100 μs |
| Voltage input ranges | Yes; ±10V, ±5V, ±2.5V or ±1.25V |
| Current input ranges | Yes; 4 to 20 mA, 0 to 20 mA |
| Resolution with overrange (bit including sign), max. | 15 bit; + sign |
| IP degree of protection | IP20 |
Applications
Reading current or voltage differential inputs.
Accepting ±10 V, ±5 V, ±2.5 V, or ±1.25 V input signals.
Accepting 0 to 20 mA or 4 to 20 mA input signals.
Key Features
SM 1231 analog input module with 4 AI.
Supports ±10 V, ±5 V, ±2.5 V, ±1.25 V, 0 to 20 mA, and 4 to 20 mA.
Rated value (DC): 24 V.
Product lifecycle: Active Product.
Cycle time (all channels) max.: 100 μs.
Frequently Asked Questions
What is Siemens 6ES7231-5ND32-0XB0?
It is a SIMATIC S7-1200 SM 1231 analog input module with the product type designation SM 1231, AI 4×16 bit.
How many analog inputs does 6ES7231-5ND32-0XB0 have?
It has 4 analog inputs.
What input ranges does the SM 1231 AI support?
Voltage: ±10V, ±5V, ±2.5V, or ±1.25V. Current: 4 to 20 mA or 0 to 20 mA.
What is the supply voltage for 6ES7231-5ND32-0XB0?
Rated value (DC): 24 V.
What is the protection rating of this analog input module?
IP degree of protection: IP20.
