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Siemens SIMATIC S7-400 6ES7431-7QH00-0AB0 SM 431 Analog Input
Manufacturer: Siemens
Condition: Brand New
Lead Time: In Stock
Origin: Germany
Warranty: 12 Months
Email: [email protected]
whatsApp: +86-18150117685
- Overview
- ，Product Overview
- Key Functions
- Official Specifications
- Frequently Asked Questions
- Compatibility & Ordering Notes
- Hot Selling Models
- Recommended Products
Overview
6ES7431-7QH00-0AB0 SM 431
Official Siemens identification and specifications for 6ES7431-7QH00-0AB0, prepared for accurate replacement matching and quotation.
At a Glance
| Article Number | 6ES7431-7QH00-0AB0 |
|---|---|
| Manufacturer | Siemens |
| Platform | SIMATIC S7-400 |
| Product Type | SM 431 Isolated Analog Input Module |
| Analog Inputs | 16 isolated channels |
| Resolution | 16 bit |
| Measurement Types | Voltage, current, resistance, thermocouple, Pt100 |
| Country of Origin | Germany |
Exact Identification
Match the complete Siemens article number 6ES7431-7QH00-0AB0.
High-Resolution Input
Sixteen isolated analog inputs with 16-bit resolution.
Compatibility Check
Verify measuring ranges, transmitter supply, channel parameterization, diagnostics and front connector wiring.
，Product Overview
6ES7431-7QH00-0AB0 is officially identified by Siemens as the SIMATIC S7-400 SM 431 isolated analog input module.
It provides 16 analog inputs with 16-bit resolution for voltage, current, resistance, thermocouple and Pt100 measurements, with alarm and diagnostic functions.
Key Functions
Sixteen Analog Inputs
Acquires up to 16 isolated voltage or current channels.
Multiple Sensor Types
Supports resistance, thermocouple and Pt100 measurement configurations.
Alarm and Diagnostics
Provides channel-related alarm and diagnostic functions according to the configured parameters.
Official Specifications
| Manufacturer | Siemens |
|---|---|
| Series | SIMATIC S7-400 |
| Article Number | 6ES7431-7QH00-0AB0 |
| Product Type | SM 431 Isolated Analog Input Module |
| Product Designation | SM 431 |
| Analog Inputs | 16 isolated channels |
| Resolution | 16 bit |
| Measurement Types | Voltage, current, resistance, thermocouple and Pt100 |
| Resistance Inputs | Up to 8 |
| 2-Wire Transmitter Supply | 24 V DC load supply when required |
| Backplane Current | Max. 700 mA at 5 V DC |
| Typical Power Loss | 4.5 W |
| Net Weight | 0.851 kg |
| Packaging Dimension | 23.30 x 30.40 x 4.10 CM |
| Country of Origin | Germany |
Frequently Asked Questions
What is 6ES7431-7QH00-0AB0?
It is the Siemens SIMATIC S7-400 SM 431 analog input module.
How many analog inputs are provided?
Siemens specifies 16 isolated analog inputs.
What resolution is available?
The official specification lists 16-bit resolution.
Which signal types can be measured?
Voltage, current, resistance, thermocouple and Pt100 inputs are supported.
Are alarms and diagnostics supported?
Yes, Siemens specifies alarm and diagnostic functions.
When is 24 V DC load voltage required?
It is required when the module supplies connected two-wire transmitters.
What should be checked before replacement?
Verify the full article number, channel ranges, sensor types, project parameters, alarms and connector wiring.
Compatibility & Ordering Notes
Compatibility Checklist for 6ES7431-7QH00-0AB0
- Match the complete article number 6ES7431-7QH00-0AB0.
- Back up the S7-400 hardware configuration and channel parameters.
- Record every signal type, measuring range and alarm setting.
- Verify transmitter supply and front connector wiring.
