Product Overview
Technical Summary
| Product designation | SIPLUS S7-300 SM 331 analog input spare part |
|---|---|
| Order number | 6AG1331-7KB02-2AB0 |
| Based on | 6ES7331-7KB02-0AB0 |
| Analog inputs | 2, isolated between channels and backplane bus |
| Rated load voltage | 24 V DC |
| Resolution | 15 bit maximum with overrange; 9/12/14 bit options |
| Input ranges | Voltage, current, thermocouple, resistance thermometer, resistance |
| Connection | 1x 20-pole |
| Protection | Conformal coating; reverse polarity protection |
| Temperature range | -25…+70 °C |
| Lifecycle | Product cancellation |
Key Features
- Product designation: SIPLUS S7-300 SM 331 analog input spare part, based on 6ES7331-7KB02-0AB0, with conformal coating.
- Analog inputs: 2 isolated analog inputs support voltage, current, thermocouple, resistance thermometer, and resistance measurements.
- Resolution: Resolution with overrange is 15 bit maximum; selectable resolution includes 9/12/14 bit for unipolar inputs and 9 bit + sign to 14 bit + sign for bipolar inputs.
- Supply and protection: Load voltage L+ is 24 V DC rated, with reverse polarity protection. Input current is maximum 80 mA from L+ without load and maximum 50 mA from the backplane bus 5 V DC.
- Connections and installation: The module has 1x 20-pole connection and supports removal and insertion with the active backplane bus. Shielded cable length is maximum 200 m, or 50 m at 80 mV and for thermocouples.
- Diagnostics and isolation: Parameterizable diagnostics, diagnostic and limit value alarms, readable diagnostic information, red SF group error LED, and 500 V DC tested isolation are supplied.
Applications
- Analog signal measurement: Measures voltage, current, thermocouple, resistance thermometer, and resistance signals through its analog inputs.
Frequently Asked Questions
What does Siemens order number 6AG1331-7KB02-2AB0 identify?
It identifies a SIPLUS S7-300 SM 331 analog input spare part with 2 isolated analog inputs, based on 6ES7331-7KB02-0AB0.
Which specifications distinguish this MLFB variant?
Check the 2 analog inputs, 24 V DC rated load voltage, 9/12/14-bit resolution options, conformal coating, and -25…+70 °C temperature range.
What should be checked before requesting a quotation?
Check the complete 6AG1331-7KB02-2AB0 code, nameplate details, required quantity, and destination.
What is the lifecycle status of this configuration?
It has the supplied status Product cancellation.
