Product Overview
Technical Summary
| Product designation | SM 1231, AI 4×16 bit TC |
|---|---|
| Base module | 6ES7231-5QD32-0XB0 |
| Analog inputs | 4; Thermocouples |
| Thermocouple range | J, K, T, E, R, S, N, C, TXK/XK(L); voltage range: ±80 mV |
| Rated supply | 24 V DC |
| Resolution with overrange | 15 bit; + sign |
| Operating ambient temperature | -20 °C to 60 °C; -20 °C includes condensation/frost, with start-up at 0 °C |
| Protection | IP20 |
| Conformal coating | Class 2 for high reliability according to EN 61086 |
Key Features
- Product designation: SM 1231, AI 4×16 bit TC analog input module based on 6ES7231-5QD32-0XB0.
- Thermocouple inputs: 4 analog inputs for thermocouples; supported types include J, K, T, E, R, S, N, C and TXK/XK(L).
- Supply and consumption: Rated supply: 24 V DC. Typical current consumption: 40 mA; from backplane bus 5 V DC: 80 mA.
- Conformal coating: Conformal coating has Class 2 protection for high reliability according to EN 61086.
- Operating temperature: Ambient temperature during operation: -20 °C to 60 °C; -20 °C includes condensation/frost, with start-up at 0 °C.
- Interfaces and protection: Required front connector; IP20 degree of protection. Unused interfaces must retain the supplied plug covers during operation.
Frequently Asked Questions
What product does 6AG1231-5QD32-4XB0 identify?
It identifies a SIPLUS S7-1200 SM 1231, AI 4×16 bit TC analog input module based on 6ES7231-5QD32-0XB0.
Which specifications distinguish this exact MLFB?
The distinguishing supplied specifications include 4 thermocouple inputs, supported thermocouple types J, K, T, E, R, S, N, C and TXK/XK(L), conformal coating, 24 V DC supply and IP20 protection.
What should be checked before requesting a quotation?
Check the complete 6AG1231-5QD32-4XB0 code, the product nameplate details, required quantity and destination.
