Siemens 6ES7531-7NF00-0AB0 Analog Input Module

6ES75317NF000AB0 – Precision analog input module for SIMATIC S7-1500, offering 8 individually grouped channels with up to 24-bit resolution and 0.1% accuracy. Features include diagnostics, hardware interrupts, scalable measured values, and calibration in RUN for dynamic signal acquisition and flexible configuration.

Technical Specifications

• Model: 6ES7531-7NF00-0AB0 Siemens
• Series: SIMATIC S7-1500
• Module Type: AI 8xU/I HF
• Input Channels: 8 (grouped individually)
• Resolution: Up to 24-bit
• Accuracy: ±0.1%
• Signal Types: Voltage / Current (U/I)
• Common Mode Voltage: 30 V AC / 60 V DC
• Diagnostics: Supported
• Hardware Interrupts: Yes
• Measured Value Scaling: Yes
• Measuring Range Adjustment: Yes
• Calibrate in RUN: Supported
• Included Accessories: Infeed element, shield bracket, shield terminal
• Front Connector: Ordered separately
• Net Weight: 0.402 kg
• Dimensions (W×H×D): 16.1 × 19.2 × 5.0 cm
• Lifecycle Status: Active product
• Country of Origin: Germany

Function & Application

Purpose:
The AI 8xU/I HF analog input module is designed for high-accuracy data acquisition in industrial control systems. With up to 24-bit resolution and real-time calibration features, it is ideal for advanced analog signal processing in modern automation.

Typical Applications:

• High-precision analog sensor measurement
• Industrial process monitoring and control
• Machine-level signal acquisition and diagnostics
• Flexible analog input scaling and dynamic calibration

Performance & Features

• 8 High-Resolution Inputs : Supports U/I signals with flexible scaling and adjustment
• Up to 24-Bit Resolution : Enables ultra-precise analog signal conversion
• 0.1% Accuracy : Reliable performance in critical process environments
• Hardware Interrupts & Diagnostics : Real-time monitoring and error reporting
• Calibrate in RUN : Adjust measurement characteristics without downtime

Recommended Accessories

• 6ES7592-1AM00-0XB0 – 40-Pole Screw-Type Front Connector
• 6ES7592-1BM00-0XB0 – 40-Pole Push-In Front Connector

6ES7531-7NF00-0AB0 Compliance & Classification

• RoHS Compliance: Since 31.03.2016
• WEEE Take-Back Obligation: Yes
• REACH Substances:
  • Lead (CAS 7439-92-1) > 0.1%
  • Lead monoxide (CAS 1317-36-8) > 0.1%
  • Silicic acid, lead salt (CAS 11120-22-2) > 0.1%
• SCIP Number: 0c365878-0bb2-4e48-ab04-18ef9d53d570
• Commodity Code: 85389091
• Catalog ID: ST73
• Product Group: 4501
• Group Code: R151
• Product Class: A – Returnable stock item
• EAN: 4047623406549
• UPC: 804766242991

Key Features & Benefits:

✅ 8 Analog Inputs : Individually grouped for flexible configuration.

✅ 24-Bit Resolution : Enables precise measurement across a wide range.

✅ RUN-Time Calibration : Adjust without interrupting operations.

✅ Diagnostics & Interrupts : For responsive and reliable control.

✅ Front Connector Required : Screw or push-in type available separately.

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