Product Overview
Technical Summary
| Product designation | SIPLUS S7-300 SM 321 digital input module |
|---|---|
| Based on | 6ES7321-1BL00-0AA0 |
| Digital inputs | 32 |
| Rated input voltage | 24 V DC |
| Load voltage L+ range | 20.4 V to 28.8 V |
| Signal "0" input voltage | -30 to +5 V |
| Signal "1" input voltage | 13 to 30V |
| Connection | 1x 40-pole |
| Conformal coating | Yes |
| Operating temperature | -40…+70 °C |
| Product lifecycle | Product cancellation |
Key Features
- Product designation: SIPLUS S7-300 SM 321 digital input module, based on 6ES7321-1BL00-0AA0.
- Digital inputs: 32 digital inputs with an IEC 61131 type 1 input characteristic curve.
- Input voltage: Rated input voltage: 24 V DC; signal "0": -30 to +5 V; signal "1": 13 to 30V.
- Supply range: Load voltage L+ rated value: 24 V DC; permissible range: 20.4 V to 28.8 V.
- Connection and coating: 1x 40-pole connection with conformal coating.
- Input isolation: Digital inputs are not separated between channels; they are separated from the backplane bus by an optocoupler.
Frequently Asked Questions
What identifies Siemens 6AG1321-1BL00-2AA0?
It is a SIPLUS S7-300 SM 321 digital input module based on 6ES7321-1BL00-0AA0, with 32 digital inputs and 24 V DC input.
Which specifications distinguish this exact MLFB variant?
The listed variant has conformal coating, -40…+70 °C, a 1x 40-pole connection, and 32 digital inputs.
What code and nameplate details should be checked before inquiry?
Check the complete order number 6AG1321-1BL00-2AA0, the base designation 6ES7321-1BL00-0AA0, the 32-input configuration, and the 1x 40-pole connection.
What information is needed for a quotation request?
Provide the required quantity and destination together with the complete order number.
