Siemens 6ES7331-7PF11-0AB0 Thermocouple Analog Input Module
6ES73317PF110AB0 – Isolated analog input module for SIMATIC S7-300, supporting 8 thermocouple inputs with 16-bit resolution and 50 ms conversion time. Compatible with multiple TC types including B, E, J, K, L, N, R, S, T, TXK, and TXK(L) per GOST standards. Designed for high-accuracy temperature monitoring.
Technical Specifications
- Model: 6ES7331-7PF11-0AB0 Siemens
- Series: SIMATIC S7-300
- Module Type: SM 331 AI 8×TC
- Input Channels: 8 analog inputs (isolated)
- Resolution: 16-bit
- Conversion Time: 50 ms
- Supported Thermocouples:
- Type B, E, J, K, L, N, R, S, T
- TXK / TXK(L) (per GOST standard)
- Connector Type: 1× 40-pole
- Mounting Type: Rack-mount for S7-300
- Net Weight: 0.324 kg
- Dimensions (W×H×D): 13.1 × 15.0 × 5.0 cm
- Lifecycle Status: Product phase-out since 01.10.2023
- Country of Origin: Germany
Function & Application
Purpose:
The SM 331 AI 8×TC module provides reliable and isolated temperature measurement from a wide variety of thermocouples. It is designed for precise monitoring in automated process environments using SIMATIC S7-300 systems.
Typical Applications:
- Industrial process temperature control
- Multi-point thermal monitoring systems
- Chemical and food processing plants
- Distributed I/O with thermocouple interfacing
Performance & Features
- 8 Isolated TC Inputs : Ensures interference-free temperature signal acquisition
- Wide TC Compatibility : Supports B, E, J, K, L, N, R, S, T, TXK, TXK(L)
- 16-Bit Resolution : Delivers accurate thermal data
- 50 ms Conversion Time : Suitable for real-time temperature tracking
- Standard 40-Pin Connector : For seamless rack integration
Recommended Accessories
- 6ES7392-1AM00-0AA0 – 40-Pole Front Connector with Screw Contacts
- 6ES7392-1BM01-0AA0 – 40-Pole Front Connector with Spring Contacts
6ES7331-7PF11-0AB0Compliance & Classification
- RoHS Compliance: Since 31.03.2008
- WEEE Take-Back Obligation: Yes
- REACH Substances:
- Lead (CAS 7439-92-1) > 0.1%
- Lead monoxide (CAS 1317-36-8) > 0.1%
- 2,2′,6,6′-tetrabromobisphenol A (CAS 79-94-7) > 0.1%
- 6,6′-di-tert-butyl-2,2′-methylenedi-p-cresol > 0.1%
- SCIP Number: f75a52b6-de65-470e-a6ff-5c86b3a6a5f2
- Commodity Code: 85389091
- Catalog ID: ST73
- Product Group: 2288
- Group Code: R151
- Product Class: A – Returnable stock item
- EAN: 4025515072027
- UPC: 662643177930
Key Features & Benefits:
✅ 8 Isolated Thermocouple Inputs : Prevents crosstalk and ensures data fidelity.
✅ Multiple TC Types Supported : From standard types to GOST-specific TXK models.
✅ 16-Bit Conversion : Precision measurement with fast response.
✅ 50 ms Cycle Time : Supports time-sensitive thermal monitoring.
✅ Front Connector Required : Available in screw or spring variants.
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