Key Features
- Analog input module: SM 331 with 8 AI for thermocouples.
- Thermocouple input support: Supports type B, E, J, K, L, N, R, S, T TXK/TXK (L) according to GOST.
- Signal processing: 16 bit resolution with 50 ms.
- Connection: 1x 40-pole.
- Environmental range: 0…+60 °C.
- Protection and finish: Conformal coating.
Technical Summary
| Based on | 6ES7331-7PF11-0AB0 |
|---|---|
| Product function | Isochronous mode: No |
| Load voltage L+ | Rated value (DC): 24 V |
| Load voltage L+ reverse polarity protection | Yes |
| Number of analog inputs | 8 |
| Thermocouple input support | Type B, Type C, Type E, Type J, Type K, Type L, Type N, Type R, Type S, Type T, Type U, Type TXK/TXK(L) to GOST |
| Thermocouple characteristic linearization | Parameterizable |
| Resolution with overrange | 16 bit; Two's complement |
| Basic conversion time | up to 4 channels: 10 ms per module, over 5 channels: 190 ms per module, 8 channels: 80 ms |
| Diagnostics function | Yes; Parameterizable |
| Isolation tested with | 500 V DC |
Applications
- Thermocouple temperature measurement: Measurement of thermocouple signals from type B, E, J, K, L, N, R, S, T TXK/TXK (L) according to GOST.
Frequently Asked Questions
What is Siemens 6AG1331-7PF11-4AB0?
It is a SIPLUS S7-300 SM 331 analog input module with 8 AI for thermocouples.
Which thermocouple types does 6AG1331-7PF11-4AB0 support?
It supports type B, E, J, K, L, N, R, S, T TXK/TXK (L) according to GOST.
What are the key electrical and signal details for this module?
Load voltage L+ is 24 V DC, and the module provides 16 bit resolution with 50 ms.
What connection and installation details are listed for 6AG1331-7PF11-4AB0?
The module has 1x 40-pole connection and a shielded cable length of up to 100 m.
