Product Overview
Technical Summary
| Product type | SIPLUS S7-300 SM 321 spare part |
|---|---|
| Based on | 6ES7321-1CH20-0AA0 |
| Digital inputs | 16 |
| Input voltage type | DC |
| Input voltage, rated | 48 V |
| Input voltage range | 48 V DC to 125 V DC |
| Backplane bus input current, max. | 40 mA |
| Power loss, typ. | 4.3 W |
| Connection | 1x 20-pole |
| Channel-to-backplane bus isolation | Yes; Optocoupler |
| Product lifecycle | Product cancellation |
Key Features
- Product designation: SIPLUS S7-300 SM 321 spare part based on 6ES7321-1CH20-0AA0.
- Digital inputs: 16 digital inputs with an input characteristic curve in accordance with IEC 61131, type 1.
- Input voltage: DC input voltage; rated value 48 V, with a specified range of 48 V DC to 125 V DC.
- Conformal coating: The supplied variant has conformal coating and a temperature range of -25…+70 °C.
- Connection: 1x 20-pole connection.
- Isolation and diagnostics: The digital inputs are isolated from the backplane bus by optocoupler; channel-to-channel potential separation is not provided. There are no alarms or diagnostics function.
Frequently Asked Questions
What does 6AG1321-1CH20-2AA0 identify?
It identifies a SIPLUS S7-300 SM 321 spare part based on 6ES7321-1CH20-0AA0, with conformal coating and 16 digital inputs.
Which specifications distinguish this exact variant?
Key distinguishing facts are the conformal coating, -25…+70 °C temperature range, 48 V DC to 125 V DC input voltage, 1x 20-pole connection, and 16 isolated digital inputs.
What should be checked against the code and nameplate?
Check the complete product number 6AG1321-1CH20-2AA0, the based-on number 6ES7321-1CH20-0AA0, the 48 V DC to 125 V DC input range, and the 1x 20-pole connection.
What information is needed for a quotation?
Provide the complete order number, required quantity, and destination.
