Procurement teams shortlist 6ES7331-7KF02-0AB0 with Schneider PLC, Siemens HMI and 6Es7 215 1Ag40 0Xb0, aligning budget approvals, warranty terms, and multisite availability for smoother rollout across plants.
Siemens 6ES7331-7KF02-0AB0 Programmable Logic Controller
The Siemens 6ES7331-7KF02-0AB0 Programmable Logic Controller from the SIMATIC S7-300 Series is a reliable Analog Input Module (SM 331) used in industrial automation for precise analog signal acquisition. Designed by Siemens AG, this module supports 8 isolated analog inputs with 9/12/14-bit resolution and multiple input types such as voltage, current, thermocouple, and resistance. Built with robust diagnostics and alarm functions, it ensures consistent process monitoring and accurate measurement. Within the Siemens PLC ecosystem, the 6ES7331-7KF02-0AB0 integrates seamlessly into automation systems for manufacturing, packaging, and OEM applications across India.

| Brand | Siemens |
| Product Type | Programmable Logic Controller (PLC) |
| Product | 6ES7331-7KF02-0AB0 |
Siemens 6ES7331-7KF02-0AB0 Programmable Logic Controller β Technical Specifications
| Specification | Value |
|---|---|
| Product Description | SIMATIC S7-300, Analog input SM 331, isolated, 8 AI, Resolution 9/12/14 bits, U/I/thermocouple/resistor, alarm, diagnostics, 1x 20-pole Removing/inserting with active backplane bus |
| Product family | SM 331 analog input modules |
| Product Lifecycle (PLM) | PM400:Phase Out Started |
| Net Weight (kg) | 0,289 Kg |
| Packaging Dimension | 12,80 x 15,30 x 5,20 |
| Package size unit of measure | CM |
| Country of origin | Germany |
The Siemens 6ES7331-7KF02-0AB0 Analog Input Module is part of the SIMATIC S7-300 Series, under the SM 331 family. It provides eight isolated analog input channels capable of handling voltage, current, thermocouple, and RTD signals with up to 14-bit resolution. This module supports real-time diagnostics, ensuring system integrity and minimizing process downtime. Compact and rugged in design, it is ideal for high-performance industrial control applications.
Engineers use the Siemens 6ES7331-7KF02-0AB0 PLC module in industries such as food and beverage, chemical processing, building automation, and machinery control. It converts analog field signals into precise digital data for PLC logic operations, enabling better control and accuracy in complex automation systems. Across manufacturing lines and process plants, this module enhances system performance and ensures reliable data flow. The Siemens PLC range and SIMATIC S7-300 I/O Modules together provide flexible configuration options for OEMs and system integrators seeking efficient automation in India.
Manufactured by Siemens AG, a global leader in automation technology, this analog module reflects decades of German engineering excellence. Siemens maintains ISO-certified production quality, ensuring each SM 331 module meets high standards for durability and precision. Known for long-term reliability, Siemens PLC systems are trusted by automation professionals for demanding industrial applications worldwide.
The Siemens 6ES7331-7KF02-0AB0 Analog Input Module combines performance, accuracy, and dependability within the SIMATIC S7-300 framework. It simplifies analog signal acquisition, reduces downtime, and delivers high data integrity across multiple industries. Backed by Siemensβ technical support and service network, this module remains a preferred choice for engineers across India seeking precise automation solutions.




