Key Features
- 4 analog inputs for resistance thermometers: SM 1231, AI 4×16 bit RTD with 4 analog inputs for resistance thermometer signals.
- Conformal coating: Built with conformal coating for the SIPLUS variant.
- Operating temperature range: -20…+60 °C operating temperature.
- 24 V DC supply: Rated value (DC): 24 V.
- Diagnostics support: Alarms, diagnostic alarm, diagnostics function, supply voltage monitoring, and wire break detection are supported.
- IP20 protection: IP degree of protection: IP20.
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 |
| Resistance thermometer support | Yes; Resistance-type transmitter: Pt10, Pt50, Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni200, Ni500, Ni1000, Cu10, Cu50, Cu100, LG-Ni1000 |
| Resistance support | Yes; 150 Ω, 300 Ω, 600 Ω |
| 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 |
| Ambient temperature during operation, min. | -20 °C; = Tmin (incl. condensation/frost); start-up @ 0 °C |
| Ambient temperature during operation, max. | 60 °C; = Tmax |
Applications
- RTD signal measurement: Use for measuring resistance thermometer inputs through 4 analog input channels.
- Temperature measurement with selectable units: Use for temperature measurement with Degrees Celsius/degrees Fahrenheit selectable as the technical unit.
Frequently Asked Questions
What is Siemens 6AG1231-5PD32-4XB0?
It is a SIPLUS S7-1200 SM 1231, AI 4×16 bit RTD module.
How many analog inputs does 6AG1231-5PD32-4XB0 provide?
It provides 4 analog inputs for resistance thermometer signals.
What supply voltage does 6AG1231-5PD32-4XB0 use?
Rated value (DC) is 24 V.
What are the operating temperature limits for 6AG1231-5PD32-4XB0?
The operating temperature range is -20…+60 °C.
Which resistance thermometer types are supported by 6AG1231-5PD32-4XB0?
Supported types include Pt10, Pt50, Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni200, Ni500, Ni1000, Cu10, Cu50, Cu100, and LG-Ni1000.
