Product Overview
Technical Summary
| Product type designation | AI 8xU/I HS |
|---|---|
| Based on | 6ES7531-7NF10-0AB0 |
| Number of analog inputs | 8; > +60 °C max. 4x ±20 mA or 4x ±10 V permissible |
| Resolution with overrange (bit including sign), max. | 16 bit |
| Accuracy | 0.3% |
| Rated supply voltage (DC) | 24 V |
| Permissible supply voltage range (DC) | 19.2 V to 28.8 V |
| Basic execution time of the module (all channels released) | 62.5 μs; independent of number of activated channels |
| Hardware interrupts | 8 channels in 0.0625 ms |
| Conformal coating | Yes; Class 2 for high reliability |
| Ambient temperature during operation | horizontal installation: -40 °C to 70 °C; vertical installation: -40 °C to 40 °C |
Key Features
- Product designation: AI 8xU/I HS analog input module for the Siemens SIPLUS S7-1500 family.
- Analog inputs: 8 analog inputs for voltage and current measurement; above 60 °C, a maximum of 4x ±20 mA or 4x ±10 V is permissible.
- Resolution and accuracy: 16-bit resolution with overrange including sign and 0.3% accuracy.
- Supported input ranges: Voltage ranges include 1 V to 5 V, -10 V to +10 V and -5 V to +5 V; current ranges include 0 to 20 mA, -20 mA to +20 mA and 4 mA to 20 mA.
- Diagnostics and interrupts: Diagnostics, diagnostic and limit value alarms, hardware interrupts for 8 channels in 0.0625 ms, and RUN, ERROR, PWR and channel status LEDs.
- Supply and installation: 24 V DC rated supply with a permissible range of 19.2 V to 28.8 V; supplied with an infeed element, shielding bracket and shield terminal.
Frequently Asked Questions
What does Siemens order number 6AG1531-7NF10-7AB0 identify?
It identifies the SIPLUS S7-1500 AI 8xU/I HS analog input module.
Which specifications distinguish this exact variant?
The listed variant has 8 analog inputs, 16-bit resolution, 0.3% accuracy, conformal coating, and a -40…+70 °C range for horizontal installation.
What supply should be checked for this module?
Check for a 24 V DC supply within the permissible range of 19.2 V to 28.8 V.
What is included with the listed configuration?
It is supplied with an infeed element, shielding bracket and shield terminal.
