Key Features
- 8 isolated analog inputs: SM 331 module with isolated 8 AI for analog signal acquisition.
- 13 bit resolution: Resolution with overrange up to 13 bit including sign.
- Multi-signal input support: Supports voltage, current, resistance, and resistance thermometer signals.
- Conformal coating and temperature range: Conformal coating with -25…+70 °C operating range.
- 66 ms conversion time: Basic conversion time: 66 / 55 ms.
- 1x 40-pole connection: Connection via 1x 40-pole interface.
Applications
- Analog signal acquisition: For acquiring voltage and current input signals through 8 analog inputs.
- Resistance and temperature sensing: For connecting resistance thermometers and resistance-based signals, including Pt100, Ni100, Ni1000, LG-Ni1000, PTC/KTY, and resistance inputs.
Technical Summary
| Based on | 6ES7331-1KF02-0AB0 |
|---|---|
| Number of analog inputs | 8 |
| Isolation | between the channels and backplane bus |
| Isolation tested with | 500 V DC |
| Resolution with overrange (bit including sign), max. | 13 bit |
| Basic conversion time (ms) | 66 / 55 ms |
| Power loss, typ. | 0.4 W |
| Input current from backplane bus 5 V DC, max. | 90 mA |
| Operating temperature | -25…+70 °C |
| Connection | 1x 40-pole |
| Conformal coating | Yes |
Frequently Asked Questions
What is Siemens 6AG1331-1KF02-7AB0?
It is a SIPLUS S7-300 SM 331 8 AI analog input module.
How many analog inputs does 6AG1331-1KF02-7AB0 have?
It has 8 analog inputs.
What signal types does this module support?
It supports voltage, current, resistance, and resistance thermometer signals.
What is the conversion time of 6AG1331-1KF02-7AB0?
The basic conversion time is 66 / 55 ms.
What connection and operating range are listed for this module?
It uses 1x 40-pole connection and has a -25…+70 °C operating range.
