Product information
Overview
Key Features
- RTD input capacity: 4 analog inputs for resistance thermometers, including Pt10, Pt50, Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni200, Ni500, Ni1000, Cu10, Cu50, Cu100, and LG-Ni1000.
- Rated supply voltage: 24 V DC.
- Resolution: 15 bit with overrange, including sign.
- Measurement and interference suppression: Integrating measurement principle with 85 dB interference voltage suppression at 50 / 60 / 400 Hz.
- Diagnostics: Alarms, readable diagnostics, supply-voltage monitoring, wire-break detection, and input-status and maintenance LEDs.
- Protection: IP20 degree of protection.
Technical Summary
| Product type designation | SM 1231, AI 4×16 bit RTD |
|---|---|
| Analog inputs | 4; Resistance thermometer |
| Rated supply voltage | 24 V |
| Typical current consumption | 40 mA |
| Backplane bus current consumption, typical | 80 mA at 5 V DC |
| Resolution with overrange | 15 bit; + sign |
| Temperature measurement unit | Degrees Celsius/degrees Fahrenheit |
| IP degree of protection | IP20 |
Frequently Asked Questions
What is the exact product type of Siemens 6ES7231-5PD32-0XB0?
The product type designation is SM 1231, AI 4×16 bit RTD.
How many RTD inputs does the module have?
It has 4 analog inputs for resistance thermometers.
What supply voltage does it use?
The rated supply voltage is 24 V DC.
What diagnostics are supported?
It supports alarms, readable diagnostics, supply-voltage monitoring, wire-break detection, and input-status and maintenance LEDs.
What quantity and destination should be included in a quotation request?
Please provide the required quantity, destination, and any project-list context for quotation review.
