Key Features
- SIMATIC S7-300 analog input module: Analog input SM 331 for the SIMATIC S7-300 family.
- 8 analog inputs: Number of analog inputs: 8.
- Voltage and current input ranges: Supports +/-5/10V, 1-5 V, +/-20 mA, and 0/4 to 20 mA.
- 16 bit resolution: Resolution with overrange: 16 bit; unipolar and bipolar values are specified per channel.
- Isolated input design: Isolation tested with 500 V AC and potential separation between the channels, between the channels and backplane bus, and between the channels and the power supply of the electronics.
- 40-pin front connector: Required front connector: 40-pin.
Technical Summary
| Product function | Isochronous mode: No |
|---|---|
| Analog inputs | Number of analog inputs: 8 |
| Voltage input ranges | -5 V to +5 V; -10 V to +10 V; 1 V to 5 V |
| Current input ranges | 0 to 20 mA; -20 mA to +20 mA; 4 mA to 20 mA |
| Resolution | 16 bit; Unipolar: 15/15/15/15 bit; bipolar: 15 bit + sign/15 bit + sign/15 bit + sign/15 bit + sign |
| Basic conversion time | 10 ms (4-channel mode); 95/83/72/23 ms (8-channel mode) |
| Load voltage L+ | Rated value (DC) 24 V |
| Power loss, typ. | 3 W |
| Required front connector | 40-pin |
| Isolation tested with | 500 V AC |
Applications
- Analog signal acquisition: For measuring voltage and current analog signals on 8 channels.
- Isolated channel signal measurement: For signal acquisition with potential separation between channels and from the backplane bus and electronics supply.
Frequently Asked Questions
What is Siemens 6ES7331-7NF10-0AB0?
It is a SIMATIC S7-300 analog input SM 331 module.
How many analog inputs does 6ES7331-7NF10-0AB0 have?
It has 8 analog inputs.
Which input ranges are supported by 6ES7331-7NF10-0AB0?
Supported ranges include +/-5/10V, 1-5 V, +/-20 mA, and 0/4 to 20 mA.
What connector is required for 6ES7331-7NF10-0AB0?
The required front connector is 40-pin.
What is the isolation specification for 6ES7331-7NF10-0AB0?
Isolation is tested with 500 V AC.
