Technical Summary
| Product designation | SIMATIC S7-300, analog input SM 331 |
|---|---|
| Product function | Analog input |
| Isolation | isolated |
| Number of analog inputs | 8 |
| Resolution | 9/12/14 bits |
| Load voltage L+ | 24 V |
| Input current from load voltage L+ | 30 mA |
| Input current from backplane bus 5 V DC | 50 mA |
| Power loss, typ. | 1 W |
| Required front connector | 20-pin |
Applications
Acquires voltage, current, thermocouple, resistance thermometer, and resistance signals through the 8 analog inputs.
Key Features
Analog input SM 331 for SIMATIC S7-300.
8 AI with input support for voltage, current, thermocouple, resistance thermometer, and resistance.
Isolation tested with 500 V DC, with potential separation between the channels and the backplane bus and between the channels and the power supply of the electronics.
Resolution 9/12/14 bits, with overrange up to 15 bit including sign.
1x 20-pole removing/inserting with active backplane bus and required front connector: 20-pin.
Product cancellation.
Frequently Asked Questions
What is Siemens 6ES7331-7KF02-0AB0?
It is a SIMATIC S7-300 analog input SM 331 spare part.
How many analog inputs does 6ES7331-7KF02-0AB0 have?
It has 8 analog inputs.
What resolution does the 6ES7331-7KF02-0AB0 module support?
It supports 9/12/14 bits resolution, with overrange up to 15 bit including sign.
What front connector is required for 6ES7331-7KF02-0AB0?
The required front connector is 20-pin.
