6AG1331-1KF02-7AB0 Siemens S7-300

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Siemens 6AG1331-1KF02-7AB0 SIPLUS S7-300 SM 331 analog input module

Part Specifications

Manufacturer: Siemens Product Family: SIPLUS S7-300 SM 331 HS Code: 85389091 EAN: 4042948543511 SKU: 6AG1331-1KF02-7AB0 Country of Origin: DE Product Weight: 0.303 KG Packaging Height: 5.00 CM Packaging Length: 13.00 CM Packaging Width: 15.00 CM
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Full 12-month warranty

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Product description

6AG1331-1KF02-7AB0 Siemens SIPLUS S7-300 SM 331 Analog Input Module

The Siemens 6AG1331-1KF02-7AB0 SIPLUS S7-300 SM 331 is a ruggedised analog input module designed for SIMATIC S7-300 automation systems. The SIPLUS version rests on the sturdy 6ES7331-1KF02-0AB0 chassis.

Its conformal coating shields it from environmental hazards like moisture, dust, and rust. The module is designed to work efficiently in temperatures ranging from -25 °C to +70 °C. Industries that demand dependability even in the most extreme environments will find it to be an ideal fit.

Key Technical Features

  • Inputs: 8 analog input channels
  • Resolution: 13-bit precision
  • Supported Signals:
    Voltage (U)
    Current (I)
  • Resistance measurement
  • Temperature sensors including Pt100, NI100, NI1000, LG-NI1000, PTC/KTY
  • Conversion Time: Approx. 66 ms per cycle
  • Interface: 1 × 40-pole connector
  • Isolation: Galvanically isolated inputs for reliable signal integrity
  • Reliability and Safety

The conformal coating shields delicate electronics from harmful elements, ensuring their longevity. Because of this, the 6AG1331-1KF02-7AB0 is ideal for use in process automation, industrial plants, and heavy industries that experience frequent temperature changes and airborne pollutants. Its wide compatibility with different sensor types enhances system flexibility, ensuring accurate measurements across a range of industrial applications.

Because it is a member of the S7-300 series, the SM 331 is compatible with all preexisting control structures and racks. It is especially valued in upgrade and expansion projects, where engineers need to maintain high precision while extending the life of established automation systems.

Obsolescence note

The SM 331 series and other models in the S7-300 range are becoming obsolete. For older systems, you can still get the 6AG1331-1KF02-7AB0. Nevertheless, companies need to plan for migration. This will make it easier to guarantee compatibility and support in the long run.

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