Technical Summary
| Product function | SIMATIC S7-300, analog input SM 331 |
|---|---|
| Number of analog inputs | 2 |
| Input ranges | Voltage; Current; Thermocouple; Resistance thermometer; Resistance |
| Potential separation | between the channels and backplane bus |
| Isolation test voltage | 500 V DC |
| Required front connector | 20-pin |
| Load voltage L+ | 24 V |
| Power loss, typ. | 1 W |
Applications
For connecting voltage, current, thermocouple, resistance thermometer, and resistance signals to a SIMATIC S7-300 input module.
Key Features
SM 331 spare part for the SIMATIC S7-300 family.
Provides 2 AI.
Analog inputs are isolated, with potential separation between the channels and the backplane bus.
Supports voltage, current, thermocouple, resistance thermometer, and resistance signals.
Requires a 20-pin front connector.
Lifecycle status: Product cancellation.
Frequently Asked Questions
What is Siemens 6ES7331-7KB02-0AB0?
It is a SIMATIC S7-300 analog input SM 331 spare part.
How many analog inputs does 6ES7331-7KB02-0AB0 have?
It has 2 analog inputs.
What input signal types does this SM 331 support?
It supports voltage, current, thermocouple, resistance thermometer, and resistance inputs.
What front connector is required for this module?
A 20-pin front connector is required.
What is the lifecycle status of this Siemens part?
Product cancellation.
