Siemens 6ES7431-7QH00-0AB0 SIMATIC S7-400 SM 431 Analog Input Module

Siemens 6ES7431-7QH00-0AB0 16-Channel Analog Signal Module
Siemens 6ES7431-7QH00-0AB0 16-Channel Analog Signal Module
Siemens 6ES7431-7QH00-0AB0 16-Channel Analog Signal Module
SIMATIC S7-400 ANALOG INPUT

Siemens 6ES7431-7QH00-0AB0 SIMATIC S7-400 SM 431 Analog Input Module

Siemens 6ES7431-7QH00-0AB0 is a SIMATIC S7-400 SM 431 analog input module for acquisition of industrial process signals. Official Siemens data identifies sixteen isolated analog inputs with 16-bit resolution. The supported measurement types include voltage, current, resistance, thermocouples and Pt100 resistance thermometers. Alarm and diagnostic functions are documented for integration into the S7-400 control system. Siemens classifies this exact article as PM300 Active Product. Verify the complete article number, input ranges, sensor types, channel configuration, wiring, front connector, project hardware configuration and diagnostic requirements before installation or replacement.

Original newIn stockPM300 Active ProductWith 1 year warranty

Condition, availability and warranty are Stockoems commercial terms and are separate from manufacturer specifications.

Verified Product Data

Manufacturer
Siemens
Article Number
6ES7431-7QH00-0AB0
Manufacturer Order Code
6ES7431-7QH00-0AB0
Product Type
Analog input module
Series / Module
SIMATIC S7-400 / SM 431
Analog Inputs
16 isolated inputs
Signal Isolation
Isolated analog inputs
Resolution
16-bit
Measurement Types
Voltage, current and resistance
Temperature Inputs
Thermocouple and Pt100
System Integration
SIMATIC S7-400
Functions
Alarm and diagnostics
Official Life Cycle
PM300 Active Product
Product Condition
Original new
Availability
In stock
Warranty
With 1 year warranty
Shipping
Worldwide shipping available
Country of Origin
GERMANY

Analog Signal Path

Field Signals
U, I, resistance, thermocouple or Pt100
SM 431 Processing
16 isolated inputs with 16-bit conversion
S7-400 System
Process values, alarms and diagnostics

Typical Applications

  • Analog process measurement in S7-400 stations
  • Voltage and current signal acquisition
  • Resistance and Pt100 temperature measurement
  • Thermocouple monitoring in industrial processes
  • Replacement of the exact SM 431 article in installed systems

Compatibility and Revision Notice

Match the complete article number, S7-400 rack and CPU configuration, input ranges, sensor type, channel parameterization, wiring, front connector and engineering project. Similar SM 431 modules can differ in channel count, resolution, signal support and diagnostic behavior, so visual similarity does not establish interchangeability.

Frequently Asked Questions

What is Siemens 6ES7431-7QH00-0AB0?

It is a SIMATIC S7-400 SM 431 analog input module.

How many analog inputs are provided?

Siemens documents sixteen isolated analog inputs.

What resolution is specified?

The official data identifies 16-bit resolution.

Which signal types are supported?

Voltage, current, resistance, thermocouple and Pt100 measurements are documented.

What is its official lifecycle status?

Siemens classifies the exact article as PM300 Active Product.

What should be checked before replacement?

Confirm the full article number, rack configuration, input ranges, sensor wiring and project parameterization.

Send us the complete part number, required quantity, destination country and product label photos. Our team will check availability, condition, compatibility requirements and shipping options.

Email: sales6@apterpower.com  |  WhatsApp: +86 18159889985

STOCKOEMS SERVICE CONTROL ROUTE

Service Support for 6ES7431-7QH00-0AB0

A documented procurement route for model verification, technical review, inspection evidence, protective handling and after-sales coordination.

Eleven Service Checkpoints

01
Model and suffix verification
02
Condition confirmation
03
Technical compatibility review
04
Product and label photo confirmation
05
Protective packaging
06
Worldwide shipping
07
Shipment tracking
08
Customs documentation
09
Written warranty terms
10
Return authorization process
11
After-sales response
Office specialist reviewing analog input documentation
Technical documentation review
Quality team verifying industrial component records
Label and condition evidence
Logistics coordinator preparing shipment documents
Packing and logistics coordination

Inspection, Packaging and Logistics

Identification and Inspection

We compare the complete article number, suffix and visible label information. Product and label photos support condition confirmation, while technical compatibility review remains tied to the installed network design.

Packaging and Dispatch

Protective packaging, carton checks, shipment tracking, worldwide shipping coordination and customs documentation are organized around the confirmed destination and transport requirements.

Commercial Documentation

Written warranty terms, the return authorization process and the after-sales response route are supplied through commercial documentation. No unverified delivery date or inventory quantity is promised.

Industrial Automation Supplier Screening FAQ

How can end users, buyers and engineers identify a qualified supplier?

Choose a supplier that preserves the complete manufacturer number, separates commercial terms from manufacturer specifications, requests clear label evidence, reviews compatibility, documents inspection and packaging controls, and provides written warranty and return terms.

Which risk signals should procurement teams avoid?

Warning signs include copied data from a similar model, missing suffix checks, vague condition wording, unsupported lifecycle claims, invented stock quantities, unclear payment details, absent label evidence and inconsistent return information.

Send us the complete part number, required quantity, destination country and product label photos. Our team will check availability, condition, compatibility requirements and shipping options.

Email: sales6@apterpower.com  |  WhatsApp: +86 18159889985

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Send us the complete part number, required quantity, destination country and product label photos. Our team will check availability, condition, compatibility requirements and shipping options.

Email: sales6@apterpower.com  |  WhatsApp: +86 18159889985

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