Key Features
- 4 RTD analog inputs: SM 1231, AI 4×16 bit RTD with 4 analog inputs for resistance thermometer signals.
- Conformal coating: Built with conformal coating for high-reliability protection.
- Diagnostics and alarms: Alarms, diagnostic alarm, monitoring the supply voltage, wire break, and diagnostics function can be read out.
- 24 V DC supply: Rated value (DC): 24 V with typical current consumption of 40 mA and 80 mA from backplane bus 5 V DC.
- IP20 protection: IP degree of protection: IP20.
Applications
- RTD signal acquisition: Acquires signals from 4 resistance thermometer inputs.
Technical Summary
| Product type designation | SM 1231, AI 4×16 bit RTD |
|---|---|
| based on | 6ES7231-5PD32-0XB0 |
| Rated value (DC) | 24 V |
| Current consumption, typ. | 40 mA |
| from backplane bus 5 V DC, typ. | 80 mA |
| Power loss, typ. | 1.5 W |
| Number of analog inputs | 4; Resistance thermometer |
| Technical unit for temperature measurement adjustable | Degrees Celsius/degrees Fahrenheit |
| Resolution with overrange (bit including sign), max. | 15 bit; + sign |
| Interference voltage suppression for interference frequency f1 in Hz | 85 dB at 50 / 60 / 400 Hz |
| IP degree of protection | IP20 |
Frequently Asked Questions
What is 6AG1231-5PD32-4XB0 used for?
It is a SIPLUS S7-1200 SM 1231 RTD signal module with 4 analog inputs for resistance thermometer signals.
How many analog inputs does this SM 1231 module have?
It has 4 analog inputs.
What is the supply voltage for 6AG1231-5PD32-4XB0?
Rated value (DC): 24 V.
What protection and environmental features are listed for this module?
It has conformal coating and IP20 protection, and the operating temperature range is -20…+60 °C.
