Product Overview
Technical Summary
| Product | 6ES7431-7KF10-0AB0 |
|---|---|
| Module type | SIMATIC S7-400 SM 431 analog input module |
| Analog inputs | 8 |
| Resolution | 16 bit |
| Supported measurement types | Resistance thermometer; resistance |
| Resistance thermometer types | Pt 100, Pt 1000, Pt 200, Pt 500, Ni 100, Ni 1000 |
| Integration time | 20 ms at 50 Hz (entire module incl. wire break) |
| Signal encoder connections | Three-wire and four-wire connection for resistance measurement |
| Diagnostics | Diagnostics function, diagnostic alarm, limit value alarm, and hardware interrupt |
| Input current from backplane bus | 5 V DC, max. 650 mA |
| Product lifecycle | Announcement of product phase-out |
Key Features
8 analog inputs, including 8 inputs for resistance measurement.
16 bit resolution with 20 ms integration time at 50 Hz; integration time is parameterizable.
Supports resistance thermometers and resistance measurement, including Pt 100, Pt 1000, Pt 200, Pt 500, Ni 100, and Ni 1000.
Parameterizable diagnostics, diagnostic alarms, and hardware interrupts; limit value alarms are supported.
Supports three-wire and four-wire connections for resistance measurement.
Dimensions: 25 mm width, 290 mm height, and 210 mm depth; approximate weight: 650 g.
Frequently Asked Questions
What exact Siemens line item is this?
It is Siemens 6ES7431-7KF10-0AB0, a SIMATIC S7-400 SM 431 analog input module.
How many analog inputs does the module have?
It has 8 analog inputs, all supporting resistance measurement.
Which resistance thermometers are supported?
It supports Pt 100, Pt 1000, Pt 200, Pt 500, Ni 100, and Ni 1000.
Which connections are available for resistance measurement?
Three-wire and four-wire connections are supported.
What project details should accompany a quotation request for this line item?
Provide the requested quantity, destination, schedule context, and any additional BOM lines.
