Key Features
- Analog input module: SIMATIC S7-300 analog input SM 331 with 8 AI.
- Isolation and diagnostics: Isolated design with alarm and diagnostics functions.
- Signal and sensor support: Supports U/I/thermocouple/resistor, with voltage, current, thermocouple, resistance thermometer, and resistance input ranges.
- Resolution and conversion: Resolution: 9/12/14 bits, with parameterizable integration time and basic conversion time options.
- Front connector and installation: 1x 20-pole removing/inserting front connector with active backplane bus.
Applications
- Analog signal acquisition: Acquires 8 analog input signals for the S7-300 system.
Technical Summary
| Product function | SIMATIC S7-300, analog input SM 331 |
|---|---|
| Number of analog inputs | 8 |
| Isolation | isolated |
| Resolution | 9/12/14 bits |
| Supported signal types | U/I/thermocouple/resistor |
| Diagnostics | alarm, diagnostics |
| Front connector | 1x 20-pole removing/inserting |
| Backplane bus | active backplane bus |
| Load voltage L+ | 24 V |
| Power loss, typ. | 1 W |
Frequently Asked Questions
What is Siemens 6ES7331-7KF02-0AB0 used for?
It is a SIMATIC S7-300 analog input SM 331 module for analog signal acquisition with 8 AI.
How many analog inputs does 6ES7331-7KF02-0AB0 have?
It has 8 analog inputs.
Which signal types does 6ES7331-7KF02-0AB0 support?
It supports U/I/thermocouple/resistor, including voltage, current, thermocouple, resistance thermometer, and resistance inputs.
What are the key electrical and installation details for 6ES7331-7KF02-0AB0?
Load voltage L+ is 24 V, power loss typ. is 1 W, and it uses a 1x 20-pole removing/inserting front connector with active backplane bus.
