Siemens SM1231AI Simatic S7-1200 Analog Input Module 6ES7 231-4HF32-0XB0

Siemens SM1231AI Simatic S7-1200 Analog Input Module 6ES7 231-4HF32-0XB0

The Siemens SM1231AI is an analog input module designed for the SIMATIC S7-1200 series, offering precise and reliable analog signal processing capabilities. This module is engineered to seamlessly integrate with the S7-1200 PLC system, enhancing its functionality for various industrial applications.

Key Features

• Analog Inputs: Equipped with 8 differential analog inputs, the SM1231AI supports both voltage and current signals, accommodating a wide range of sensors and devices.
• Input Ranges: The module accepts voltage inputs of ±10 V, ±5 V, and ±2.5 V, as well as current inputs of 0-20 mA and 4-20 mA, providing flexibility for diverse measurement needs.
• High Resolution: With a 12-bit resolution plus sign (13-bit ADC), the SM1231AI ensures accurate and detailed signal conversion, crucial for precise process control.
• Fast Conversion Time: The module boasts a maximum cycle time of 625 µs for all channels, enabling rapid data acquisition and processing.
• Robust Design: Built to withstand industrial environments, the SM1231AI operates reliably within a temperature range of -20 to 60°C, ensuring consistent performance under varying conditions.

Technical Specifications

• Supply Voltage: 24 V DC
• Current Consumption: Approximately 60 mA
• Power Loss: Typical power loss of 1.5 W
• Input Resistance:
  • Voltage Inputs: ≥9 MΩ
  • Current Inputs: 280 Ω
• Dimensions: 100 mm (H) x 45 mm (W) x 75 mm (D)
• Weight: Approximately 0.187 kg

Applications

The SM1231AI module is ideal for applications requiring precise analog signal measurement and processing, such as:

• Process control systems
• Industrial automation
• Monitoring and data acquisition
• Integration with various sensors and transducers

By incorporating the SM1231AI into your S7-1200 PLC setup, you can enhance the system’s capability to handle complex automation tasks with high accuracy and efficiency.