6ES7331-7NF10-0AB0 - Siemens S7-300 8 AI Voltage Current

The Siemens 6ES7331-7NF10-0AB0 belongs to the SM 331 analog input modules family, engineered to capture and process analog signals with accuracy and stability. It supports 8 isolated inputs for ±5/10 V, 1–5 V, ±20 mA, and 0/4–20 mA ranges, with a 16-bit resolution that ensures precise data acquisition for monitoring and control. With single rooting up to 60 V COM and selectable 4-channel (10 ms) or 8-channel (23–95 ms) operation, it delivers flexible response times tailored to process needs. Its 40-pole connector simplifies integration, while a compact design—measuring 12.80 × 15.20 × 5.20 cm and weighing 0.320 kg—fits seamlessly into control panels. Built in Germany, this module demonstrates Siemens’ engineering quality and continues to be deployed widely even as it transitions through the PM400: Phase Out Started lifecycle. Industrial buyers rely on the 6ES7331-7NF10-0AB0 for dependable performance in process automation, manufacturing, and utilities where signal accuracy and system stability are critical.

In real-world deployment, the 6ES7331-7NF10-0AB0 finds applications in sectors like chemical plants, water treatment facilities, and factory automation lines, where analog signals from flow transmitters, pressure sensors, or temperature instruments need to be captured without error. Maintenance teams appreciate its rugged design and quick replacement process, reducing downtime during critical operations. For engineering students and junior technicians, the Siemens S7-300 8 AI Voltage Current module provides an excellent platform to learn analog input handling, calibration, and PLC integration. Even with its lifecycle status, industries continue to adopt it for retrofits and expansions due to its proven compatibility, accuracy, and reliability.

When evaluating this module, buyers often search for the 6ES7331-7NF10-0AB0 manual, check the 6ES7331-7NF10-0AB0 price, or download the 6ES7331-7NF10-0AB0 datasheet to confirm specifications such as weight (0.320 kg) and supported ranges. Alternate references like 6ES7331 7NF10 0AB0 and 6es73317nf100ab0 also point to the same unit, helping procurement teams avoid confusion. With its precise signal processing, compact form, and Siemens’ trusted build quality, the Siemens SIMATIC S7-300 8 AI SM331 6ES7331-7NF10-0AB0 remains a strong choice for automation projects worldwide.