Siemens 6ES7431-7KF10-0AB0 Analog Input Module

The Siemens 6ES7431-7KF10-0AB0 is a high-performance analog input module designed for the SIMATIC S7-400 system. This module provides precise data acquisition with 8 analog inputs, offering a 16-bit resolution for reliable measurements in various industrial applications. It supports resistance and temperature measurements with PT100, NI100, and other sensors, ensuring versatile integration into automation systems. The Siemens 6ES7431-7KF10-0AB0 features isolated inputs, diagnostics alarms, and fast conversion times, making it ideal for accurate and efficient process control.

Key Features & Benefits

High Accuracy: The Siemens 6ES7431-7KF10-0AB0 offers 16-bit resolution, ensuring accurate analog signal measurement and reliable data input.
Versatile Input Types: This module supports multiple input types, including resistor, PT100, and NI100, providing flexibility for different measurement applications.
Fast Conversion Time: The Siemens 6ES7431-7KF10-0AB0 features a 20 ms conversion time, ensuring rapid signal processing for real-time applications.
Advanced Diagnostics: Built-in diagnostic alarms enhance system reliability. They immediately notify the operator of any irregularities or faults in the measurement process.
Isolated Inputs: The isolated inputs on the Siemens 6ES7431-7KF10-0AB0 ensure safe and stable operation, protecting the system from electrical interference.

Technical Specifications

Parameter	Specification
Model	Siemens 6ES7431-7KF10-0AB0
Type	SIMATIC S7-400 Analog Input SM 431
Number of Analog Inputs	8
Resolution	16-bit
Input Types	Resistor, PT100, NI100
Input Voltage (destruction limit)	35 V (continuous), 75 V (max. 1s, mark-to-space ratio 1:20)
Measurement Current	1 mA (typical)
Input Current (from backplane bus)	650 mA (max.)
Power Loss	3.3W (typical)
Conversion Time	20 ms
Environmental Rating	IP20
Operating Temperature	-20°C to +60°C
Power Supply	5 V DC (from backplane)
Diagnostic Alarms	Yes

Applications

The Siemens analog input module is ideal for process control and industrial automation systems. It supports applications that require precise analog measurements, including temperature and resistance measurement. With its versatility, fast data conversion, and diagnostics capabilities, it is widely used in manufacturing, energy, and other critical industrial sectors.

About Siemens

Siemens is a global leader in industrial automation, offering advanced solutions for process optimization, reliability, and performance. The Siemens is part of Siemens’ SIMATIC S7-400 series, renowned for its reliability and seamless integration into automation systems. By choosing Siemens, industries ensure improved productivity and reduced downtime.