Key Features
- 8 analog inputs: SM 331 module with 8 AI for analog signal acquisition.
- Multiple signal ranges: Supports +/-5/10V, 1-5 V, +/-20 mA, and 0/4 to 20 mA input ranges.
- Isolated analog input design: Analog input isolated, with potential separation between the channels and backplane bus, and between the channels and the power supply of the electronics.
- 16 bit resolution: Resolution with overrange: 16 bit; unipolar and bipolar channel modes are specified.
- Temperature range: Specified for -25…+60 °C.
- 40-pole connection: Supplied with 1x 40-pole connection.
Applications
- Analog signal acquisition: For collecting voltage and current analog signals on an S7-300 input module.
- Current transducer connection: For current measurement as 2-wire or 4-wire transducer connection.
Technical Summary
| Based on | 6ES7331-7NF10-0AB0 |
|---|---|
| Number of analog inputs | 8 |
| Signal ranges, voltage | +/−5/10V, 1-5 V |
| Signal ranges, current | +/−20 mA, 0/4 to 20 mA |
| Resolution with overrange | 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 |
| Input current from load voltage L+ (without load), max. | 200 mA |
| Input current from backplane bus 5 V DC, max. | 100 mA |
| Isolation tested with | 500 V AC |
Frequently Asked Questions
What is Siemens 6AG1331-7NF10-2AB0?
It is a SIPLUS S7-300 SM 331 8 AI spare part based on 6ES7331-7NF10-0AB0.
How many analog inputs does 6AG1331-7NF10-2AB0 provide?
It provides 8 analog inputs.
Which input ranges are supported by this SM 331 module?
It supports +/-5/10V, 1-5 V, +/-20 mA, and 0/4 to 20 mA input ranges.
What is the electrical supply for the module?
Load voltage L+ rated value is 24 V DC.
What connection and isolation details are specified for this module?
It uses 1x 40-pole connection and has analog input isolation, with potential separation between the channels and backplane bus, and between the channels and the power supply of the electronics.
