6ES7331-1KF02-0AB0 SIEMENS Analog Input SM 331

SIEMENS 6ES7331-1KF02-0AB0 Analog Input SM 331

Product Description:

The SIEMENS 6ES7331-1KF02-0AB0 is an analog input module from the SIMATIC S7-300 series, designed for high-precision measurement and acquisition of analog process variables in industrial automation systems. This module serves as a critical interface between analog field sensors and the S7-300 PLC, converting real-world physical signals such as voltage or current from devices like temperature sensors, pressure transmitters, and flow meters into precise digital values for processing by the CPU.

This specific model is an 8-channel analog input module, capable of simultaneously monitoring multiple process variables from a single slot in the S7-300 rack. It supports a wide range of analog signal types, providing exceptional flexibility for diverse application needs. The module features a high resolution that ensures accurate measurement of even small signal changes, which is essential for critical monitoring and control tasks. Engineered for reliability in harsh industrial environments, it includes electrical isolation between the channel groups and the backplane bus, enhancing system stability and protecting the PLC from electrical noise and potential ground loops. Its compact and robust design makes it an ideal choice for applications in process industries, manufacturing, and energy management where reliable analog signal acquisition is paramount.

Technical Specifications Reference:

The SIEMENS 6ES7331-1KF02-0AB0 is an 8-channel analog input module for the S7-300 system. It supports various analog input types, including voltage and current signals. The configurable voltage ranges typically include ±10V, 1-5V, and 0-10V, while the current ranges include 0-20mA, 4-20mA, and ±20mA. The module offers a high resolution of 15 bits, which includes the sign bit, ensuring precise digitization of the analog signals.

The module's inputs are grouped in pairs, with electrical isolation between these groups and the backplane bus. The maximum permissible input voltage is 20V, and the input resistance is 10 MOhm for voltage inputs and 250 Ohms for current inputs. It is powered via the S7-300 backplane bus and operates within an ambient temperature range of 0 to 60 degrees Celsius. The module is designed for installation on a standard S7-300 DIN rail and features a front connector for easy wiring. It complies with relevant international standards for industrial automation equipment, carrying certifications such as CE and UL to guarantee safety and electromagnetic compatibility.

Our Services:

1,All our products are new and original, and of good quality.

2,Our prices are very competitive.

3,We have a large quantity in stock, so we could help the customers to get the components which are difficult to get.

4,All inquiries will be valued and will reply in 24.

Packing & Delivery:

1)100% brand New and Original Factory Seal!

2)Warranty: 1 year

3)Package: Original packing with cartons.

4)Delivery time: Shipped in 3-7 days after payment

5) All the goods will be tested before shipment.

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