Technical Summary
| Product type designation | SM 1231 RTD 4x 16 bit |
|---|---|
| Product lifecycle | Active Product |
| Number of analog inputs | 4; Resistance thermometer |
| Resistance thermometer | Yes; Resistance-type transmitter: Pt10, Pt50, Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni200, Ni500, Ni1000, Cu10, Cu50, Cu100, LG-Ni1000 |
| Rated value (DC) | 24 V |
| permissible range, lower limit (DC) | 20.4 V |
| permissible range, upper limit (DC) | 28.8 V |
| Current consumption, typ. | 15 mA |
| from backplane bus 5 V DC, typ. | 65 mA |
| Power loss, typ. | 0.6 W |
| Resolution with overrange (bit including sign), max. | 15 bit; + sign |
| Input resistance (Pt 100) | 100 Ω |
| Input resistance (Pt 1000) | 1 000 Ω |
| IP degree of protection | IP20 |
| Isolation tested with | 707 V DC (type test) |
Applications
Used for reading RTD signals from Pt100 and Pt1000 sensors on 4 analog input channels.
Key Features
SM 1231 RTD 4x 16 bit for SIMATIC S7-1200 G2.
Supports 4 resistance thermometer inputs.
Works with Pt100 and Pt1000.
Supplied lifecycle status is Active Product.
Packaging dimensions are 150,00 x 47,00 x 110,00 mm and net weight is 0,169 Kg.
Frequently Asked Questions
What is Siemens 6ES7231-5PD50-0XB0?
It is a SIMATIC S7-1200 G2 SM 1231 RTD analog input module.
How many RTD inputs does 6ES7231-5PD50-0XB0 have?
It has 4 analog inputs for resistance thermometer signals.
Which sensor types are supported by 6ES7231-5PD50-0XB0?
It supports resistance-type transmitters including Pt100 and Pt1000.
What is the supply voltage for 6ES7231-5PD50-0XB0?
The rated value is 24 V DC, with a permissible range of 20.4 V to 28.8 V.
What protection and isolation details are given for 6ES7231-5PD50-0XB0?
The module has IP20 protection and is isolation tested with 707 V DC (type test).
