Product Overview
Technical Summary
| Product designation | SM 1231, AI 8×16 bit TC |
|---|---|
| Module family | SIMATIC S7-1200 G2, SM 1231 TC |
| Analog inputs | 8 thermocouple inputs |
| Thermocouple types | B, C, E, J, K, N, R, S, T, TXK/TXK(L) to GOST |
| Voltage range | ±80 mV |
| Rated supply voltage | 24 V DC |
| Permissible supply range | 20.4 V to 28.8 V DC |
| Protection | IP20 |
Key Features
- Product designation: SM 1231, AI 8×16 bit TC module for SIMATIC S7-1200 G2.
- Analog inputs: 8 analog thermocouple inputs.
- Thermocouple support: Supports thermocouple types B, C, E, J, K, N, R, S, T, and TXK/TXK(L) to GOST; voltage range: ±80 mV.
- Supply voltage: Rated value: 24 V DC; permissible range: 20.4 V to 28.8 V DC.
- Diagnostics and isolation: Has alarms, readable diagnostics, supply-voltage monitoring, wire-break detection, and a DIAG LED. Analog inputs are separated from the electronics power supply.
- Protection and dimensions: IP20 protection; packaging dimensions: 150.00 x 47.00 x 110.00 mm; net weight: 0.171 kg.
Frequently Asked Questions
What does 6ES7231-5QF50-0XB0 identify?
It identifies the SIMATIC S7-1200 G2 SM 1231, AI 8×16 bit TC analog input module.
Which specifications distinguish this module variant?
The module has 8 thermocouple inputs, supports types B, C, E, J, K, N, R, S, T, and TXK/TXK(L) to GOST, and uses a 24 V DC rated supply with a permissible range of 20.4 V to 28.8 V DC.
What code and nameplate details should be checked?
Check the complete order number 6ES7231-5QF50-0XB0, the SM 1231 designation, the AI 8×16 bit TC designation, and the 8-input thermocouple configuration.
What information is needed for a quotation?
Provide the required quantity and destination together with the complete order number.
