Product Description
Key Features
- Product identity: SM 1231, AI 4×16 bit RTD; based on 6ES7231-5PD32-0XB0.
- Analog inputs: 4 analog inputs for resistance thermometers, including Pt10, Pt50, Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni200, Ni500, Ni1000, Cu10, Cu50, Cu100 and LG-Ni1000.
- Supply and consumption: Rated supply voltage: 24 V DC. Typical input current: 40 mA; typical current consumption from backplane bus 5 V DC: 80 mA.
- Temperature and coating: Ambient temperature during operation: -40 °C to 70 °C; start-up at -25 °C. Conformal coating: Class A.
- Protection and connection: IP20 protection and required front connector. Diagnostics include supply-voltage monitoring, wire-break detection and input-status LED indication.
Applications
- Resistance-temperature measurement: Measures temperature using resistance thermometers connected to the 4 analog inputs.
Technical Summary
| Product type | SM 1231, AI 4×16 bit RTD |
|---|---|
| Based on | 6ES7231-5PD32-0XB0 |
| Rated supply voltage (DC) | 24 V |
| Number of analog inputs | 4; Resistance thermometer |
| Resolution with overrange (bit including sign), max. | 15 bit; + sign |
| Ambient temperature during operation | -40 °C to 70 °C; = Tmin (incl. condensation/frost); start-up @ -25 °C |
| IP degree of protection | IP20 |
| Required front connector | Yes |
| Product lifecycle | Active Product |
Frequently Asked Questions
What is the exact order number and module identity?
The exact order number is 6AG1231-5PD32-2XB0, identified as SM 1231, AI 4×16 bit RTD.
How many resistance-thermometer inputs does it have?
It has 4 analog inputs for resistance thermometers.
What supply voltage does the module use?
The rated supply voltage is 24 V DC.
What connector is required?
A front connector is required.
What lifecycle status is supplied for this item?
The supplied lifecycle status is Active Product.
