Key Features
- 8-channel analog input module: AI 8xU/I HF with 8 analog inputs for voltage and current measurement.
- Selection-critical measuring performance: 16-bit resolution and 0.1% accuracy.
- Diagnostics and interrupts: Diagnostics function, diagnostic alarm, limit value alarm, and hardware interrupts.
- Electrical and channel details: 24 V DC supply, 8 channels in groups of 1, and common mode voltage: 30 V AC/60 V DC.
- Extreme-condition design: Conformal coating, -40…+70 °C, and start up -25 °C.
- Included installation parts: Including infeed element, shielding bracket and shield terminal.
Applications
- Voltage signal acquisition: For measuring voltage signals on the 8 analog inputs.
- Current signal acquisition: For measuring current signals on the 8 analog inputs.
- Signal monitoring with diagnostics: For using diagnostics, diagnostic alarms, and limit value alarms on analog input channels.
Technical Summary
| Product type designation | AI 8xU/I HF |
|---|---|
| Based on | 6ES7531-7NF00-0AB0 |
| Number of analog inputs | 8 |
| Measurement types | For current measurement; for voltage measurement |
| Resolution with overrange | 24 bit; When using the function "Scaling of the measured values" or "Measuring range adaptation" (32 bit REAL format); 16 bit when using the S7 format (16 bit INTEGER) |
| Accuracy | 0.1% |
| Supply voltage, rated value (DC) | 24 V |
| Supply voltage, permissible range | 19.2 V to 28.8 V |
| Current consumption, max. | 50 mA; with 24 V DC supply |
| Power consumption from the backplane bus | 0.85 W |
| Common mode voltage, max. | 60 V DC/30 V AC |
| Diagnostics function | Yes |
Frequently Asked Questions
What is Siemens 6AG1531-7NF00-7AB0 used for?
It is an AI 8xU/I HF analog input module for voltage and current measurement.
How many analog inputs does 6AG1531-7NF00-7AB0 provide?
The module provides 8 analog inputs.
What supply voltage does this SIPLUS S7-1500 module require?
The rated supply voltage is 24 V DC, with a permissible range of 19.2 V to 28.8 V.
What technical details matter most when selecting this analog input module?
Key selection details include AI 8xU/I HF, 8 analog inputs, 16-bit resolution, 0.1% accuracy, diagnostics, and 24 V DC supply.
