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OVERVIEW
Official designation: Siemens 6ES7 331-7KB02-0AB0 (SM 331, Analog Input Module)
Role/Application: Isolated 2-channel analog input module for SIMATIC S7-300 PLCs, supporting a wide variety of sensor types including voltage, current, thermocouples, and resistance sensors with configurable resolution.
KEY SPECS SUMMARY
Power: 24 V DC (from load voltage L+)
Interfaces / Ports: 20-pole front connector
Indicators: LED for diagnostics
Operating Temp: Refer to the latest manufacturer manual.
Platform / Compatibility: SIMATIC S7-300 / ET 200M
Limit: Max input current 40 mA (destruction limit)
Lifecycle: Active Product
FREQUENTLY ASKED QUESTIONS
Technical Specifications:
Q: What are the primary input signal types supported by the SM 331 module?
A: The module supports voltage, current, thermocouples, and resistance sensors like resistance thermometers.
Wiring & Installation:
Q: Which front connector types are compatible with this 20-pole analog input module?
A: The module uses a 20-pole connection and is compatible with screw or spring-loaded front connectors.
Troubleshooting & Compatibility:
Q: What is the input resistance for the 0 to 20 mA current measurement range?
A: The input resistance for the 0 to 20 mA current range is specified as 25 Ohm.
Replacement & Upgrades:
Q: Is the Siemens 6ES7 331-7KB02-0AB0 module currently an active product?
A: Yes, the 6ES7 331-7KB02-0AB0 module is currently classified as an active product.
상품 정보 고시
| Category | Details |
|---|---|
| Product Name | See this page for details |
| Model Name | See this page for details |
| Certification or Licensing Information Required by Law | See this page for details |
| Country of Manufacture or Origin | See this page for details |
| Manufacturer | See this page for details |
| After-sales Service Contact or Customer Support Number | See this page for details |
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