Product information
Overview
Key Features
- Thermocouple input: 1 analog input for thermocouples; Type J, K, T, E, R & S, B, N, C, and TXK/XK(L) are supported.
- Analog signal range: Thermocouple voltage range: ±80 mV; voltage input range: -80 mV to +80 mV.
- Resolution and measurement: Integrating measurement principle with maximum 15-bit resolution including sign and overrange.
- Supply and consumption: Rated supply: 24 V DC. Typical current consumption: 5 mA; typical backplane bus consumption: 20 mA at 5 V DC.
- Signal processing: Measured-value smoothing is parameterizable. Interference voltage suppression is 85 dB at 10 / 50 / 60 / 400 Hz.
- Diagnostics and connection: Alarms, readable diagnostics, diagnostic alarm, wire-break detection, and input-status LEDs are supported. Shielded twisted-pair cabling is supported up to 100 m.
Technical Summary
| Product type designation | SB 1231, AI 1×16 bit TC |
|---|---|
| Analog inputs | 1; Thermocouples |
| Supported thermocouples | J, K, T, E, R & S, B, N, C, TXK/XK(L) |
| Voltage range | -80 mV to +80 mV |
| Rated supply | 24 V |
| Resolution with overrange | 15 bit; + sign |
| Measurement principle | integrating |
| Temperature unit | Degrees Celsius/degrees Fahrenheit |
| Typical current consumption | 5 mA |
| Typical backplane bus consumption | 20 mA at 5 V DC |
| Diagnostics | Alarms, readable diagnostics, diagnostic alarm, wire-break detection, and input-status LEDs |
Frequently Asked Questions
What exact module is Siemens 6ES7231-5QA30-0XB0?
It is an SB 1231 TC analog input signal board with product type designation SB 1231, AI 1×16 bit TC.
Which thermocouple types does this module support?
It supports Type J, K, T, E, R & S, B, N, C, and TXK/XK(L) thermocouples.
What supply and signal range does it use?
The rated supply is 24 V DC, and the thermocouple voltage range is ±80 mV.
What diagnostics are available?
The module supports alarms, readable diagnostics, diagnostic alarms, wire-break detection, and LEDs for input status and maintenance.
Can you quote this exact module for a project?
Send the required quantity, destination, requested date, and project-list context for quotation review.
