SIMATIC S7-300 SM331 8-channel analog input module / 6ES7331-7KF02-0AB0

6ES7331-7KF02-0AB0 is an S7-300 system component documented in the May 2022 equipment manual. Verify the complete ordering code, configuration and supplied revision before selection; the manual does not establish current supply status.

Manufacturer part number: 6ES7331-7KF02-0AB0
Brand: Siemens
Category: PLC and HMI
Catalog status: Request a quotation

Technical specifications

Controller family: SIMATIC S7-300
Module model: SM331
Analog inputs: 8
Channel groups: 4
Measurement types: Voltage, current, resistance and temperature; selection applies per channel group
Resolution: Programmable 9/12/14 bits plus sign per channel group; verify the configured measurement mode
Diagnostics: Programmable diagnostics and diagnostic interrupt
Variant scope: Exact 6ES ordering suffix; no SIPLUS or other channel-count variant substituted
Reviewed document edition: 05/2022 / A5E00105505-AK
Document pages: PDF 293; exact order number and programmable group-level properties
Current lifecycle status: Not established by the technical manual; confirm current model lifecycle and supply separately

Manufacturer manual · S7-300 Module data / 05/2022 / A5E00105505-AK · en · PDF · 05/2022 / A5E00105505-AKManufacturer source: Siemens · Model explicitly covered in family document · Covered models: 6ES7331-7KF02-0AB0 · Checked: 2026-10-17Official manufacturer source

This sheet provides a quick technical summary. For design, installation and final selection, review the latest official manufacturer documentation and verify the complete part number.