SIMATIC S7-1500 SM 531 analog input modules are 4, 8 or 16-channel modules offered in types such as AI 4xU/I/RTD/TC ST, AI 8xU/I/R/RTD BA, AI 8xU/I HS and AI 8xU/I HF with up to 24-bit resolution and 0.1% accuracy. Analog sensors connect without additional amplifiers, and modules with integrated HART communication are available.
Technical data
| Product | SM 531 analog input modules |
|---|---|
| Product family | SIMATIC S7-1500 |
| Example version | SM 531 analog input modules SIMATIC S7-1500, analog input module AI 4xU/I/RTD/TC ST 16-bit resolution, accuracy 0.3%, 4 channels in groups of 4, 2 channels for RTD measurement, common mode voltage 10 V; diagnostics; hardware interrupts; supplied with push-in front connector, infeed element, shieldin |
| Number of article numbers | 16 |
Article numbers
| Version | Description | Article No. |
|---|---|---|
| Standard | SM 531 analog input modules SIMATIC S7-1500, analog input module AI 4xU/I/RTD/TC ST 16-bit resolution, accuracy 0.3%, 4 channels in groups of 4, 2 channels for RTD measurement, common mode voltage 10 V; diagnostics; hardware interrupts; supplied with push-in front connector, infeed element, shielding bracket, and shield terminal | 6ES7531-7QD00-0AB0 |
| Standard | SIMATIC S7-1500, analog input module, AI 8xU/I/R/RTD BA 16-bit resolution, accuracy 0.5%, 8 channels in groups of 8, 4 V DC common mode voltage, diagnostics, hardware interrupts; delivery including infeed element, shielding bracket and shield terminal: order front connectors (screw terminals or push-in) separately | 6ES7531-7QF00-0AB0 |
| Standard | SIMATIC S7-1500, analog input module AI 8xU/I HS 16-bit resolution, accuracy 0.3%, 8 channels in groups of 8, common mode voltage 10 V; diagnostics; hardware interrupts 8 channels in 0.0625 ms oversampling; delivery including infeed element, shielding bracket and shield terminal: order front connectors (screw terminals or push-in) separately | 6ES7531-7NF10-0AB0 |
| Standard | SIMATIC S7-1500, analog input module AI 8xU/I/RTD/TC ST 16-bit resolution, accuracy 0.3%, 8 channels in groups of 8, 4 channels for RTD measurement, common mode voltage 10 V; diagnostics; hardware interrupts; supplied with infeed element, shielding bracket and shield terminal order front connectors (screw terminals or push-in) separately | 6ES7531-7KF00-0AB0 |
| Standard | SIMATIC S7-1500, analog input module AI 8xU/I HF Up to 24-bit resolution, accuracy 0.1%, 8 channels in groups of 1, common mode voltage: 30 V AC/60 V DC, diagnostics; hardware interrupts measured values scalable, measuring range adaptation, calibration in RUN mode; delivery including infeed element, shielding bracket and shield terminal: order front connectors (screw terminals or push-in) separately | 6ES7531-7NF00-0AB0 |
| Standard | SIMATIC S7-1500, analog input module AI 8xU/R/RTD/TC HF 16-bit resolution, up to 21-bit resolution for RTD and TC, accuracy 0.1%, 8 channels in groups of 1, common mode voltage: 30 V AC/60 V DC, diagnostics; hardware interrupts scalable temperature measuring range, type C thermocouple, calibration in RUN mode; delivery including infeed element, shielding bracket and shield terminal: order front connectors (screw terminals or push-in) separately | 6ES7531-7PF00-0AB0 |
| Standard | SIMATIC S7-1500, analog input module, AI 16xU BA 16-bit resolution, accuracy 0.5%, 16 channels in groups of 16, 4 V DC common mode voltage, diagnostics, hardware interrupts; delivery including infeed element, shielding bracket and shield terminal: order front connectors (screw terminals or push-in) separately | 6ES7531-7LH00-0AB0 |
| Standard | SIMATIC S7-1500, analog input module, AI 16xI BA 16-bit resolution, accuracy 0.5%, 16 channels in groups of 16, 4 V DC common mode voltage, diagnostics, hardware interrupts; delivery including infeed element, shielding bracket and shield terminal: order front connectors (screw terminals or push-in) separately | 6ES7531-7MH00-0AB0 |
| Standard | SIMATIC S7-1500, analog input module AI 8xHART HF Accuracy 0.1%, 8 channels in groups of 4, common mode voltage: 30 V AC/60 V DC, diagnostics; hardware interrupts for calibration in RUN mode; delivery including infeed element, shielding bracket and shield terminal | 6ES7531-7TF00-0AB0 |
| Standard | SIMATIC S7-1500, analog input module for cell voltage measurement AI 24xCVM HF Up to 24-bit resolution, accuracy: 0.1%, 24 channels in groups of 12, insulation voltage: 600 V DC, diagnostics; hardware interrupts for calibration in RUN mode; Delivery including infeed element, shielding bracket and shield terminal: Front connector (push-in) included Note: Module is not suitable for regular voltage measurement of +/- 5 V! | 6ES7531-7LK00-0AB0 |
| SIPLUS | SIPLUS SM 531 analog input modules (Extended temperature range and exposure to environmental substances) 8 analog inputs, ±10 V, ±5 V, 1 ... 5 V or 0/4 ... 20 mA, ±20 mA, 16 bits + sign; incl. infeed element, shielding bracket, shield terminal, labeling strips, U connector, printed front door | 6AG1531-7NF10-7AB0 |
| SIPLUS | 8 analog inputs ±10 V, ±5 V, ±2.5 V, ±1 V, ±500 mV, ±250 mV, ±80 mV, ±50 mV, 1 ... 5 V, 0/4 ... 20 mA, ±20 mA, thermocouples type B, E, J, K, N, R, S, T, resistance thermometers Ni 100, Ni 1000, LG-Ni 1000, Pt 100, Pt 1000, Pt 250, Pt 500, resistors 0...150/300/600/6000 ohms, 16 bits | 6AG1531-7KF00-7AB0 |
| SIPLUS | 8 analog inputs, ±10 V, ±5 V, 1 ... 5 V or 0/4 ... 20 mA, ±20 mA, 16 bits + sign; including infeed element, shielding bracket, shield terminal, labeling strips, U connector, printed front door | 6AG1531-7NF00-7AB0 |
| SIPLUS | 8 analog inputs, ±1 V, ±500 mV, ±250 mV, ±80 mV, ±50 mV, ±25 mV; thermocouples type B, E, J, K, N, R, S, T, TXK/TXK(L) according to GOST; resistance thermometers Cu 10, Cu 50, Cu 100, Ni 10, Ni 100, Ni 120, Ni 200, Ni 500, Ni 1000, LG-Ni 1000, Pt10, Pt50, Pt100, Pt200, Pt500, Pt1000; resistors 0...150/300/600/6000 ohms, PTC; 16 bit; incl. infeed element, shielding bracket, shield terminal, labeling strips, U connector, printed front door | 6AG1531-7PF00-4AB0 |
| SIPLUS | Analog input module, AI 16xU BA, 16-bit resolution, accuracy 0.5%, 16 channels in groups of 16, 4 V DC common mode voltage, diagnostics, hardware interrupts; | 6AG1531-7LH00-7AB0 |
| SIPLUS | Analog input module, AI 16xI BA, 16-bit resolution, accuracy 0.5%, 16 channels in groups of 16, 4 V DC common mode voltage, diagnostics, hardware interrupts; | 6AG1531-7MH00-7AB0 |
Technical data and article numbers are based on Siemens catalog ST 70 · 2026 (chapter SIMATIC S7-1500) and are for information only. Image is representative.
For price, stock and lead time, use the Request a Quote button or call +90 533 945 27 94. Sending the article number is enough.
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