Technical Summary
| Product designation | *** spare part *** SIMATIC S7-300, digital input SM 321, isolated, 8 DI, 120 V/230 V AC, 1x 20-pole |
|---|---|
| Product lifecycle | Product cancellation |
| Number of digital inputs | 8 |
| Input voltage type | AC |
| Input voltage rated value | 230 V; 120/230 V AC (47 … 63 Hz) |
| Input current from backplane bus 5 V DC, max. | 29 mA |
| Power loss, typ. | 4.9 W |
| Input current for signal "1", typ. | 6.5 mA; (120 V); 11 mA (230 V) |
| Input voltage for signal "0" | 0 to 40V |
| Input voltage for signal "1" | 79 to 264V |
| Connection method required front connector | 20-pin |
| Isolation tested with | 4 000 V DC |
Applications
Used for acquiring 120 V/230 V AC digital input signals through 8 DI channels.
Used with a 1x 20-pole front connector for module wiring in a SIMATIC S7-300 system.
Key Features
Digital input module for the SIMATIC S7-300 family.
Provides 8 DI.
Input voltage is AC with rated value 230 V; 120/230 V AC (47 … 63 Hz).
Digital inputs are isolated between the channels and the backplane bus by Optocoupler.
Requires a 20-pin front connector.
Product lifecycle is Product cancellation.
Frequently Asked Questions
What is Siemens 6ES7321-1FF01-0AA0?
It is a *** spare part *** SIMATIC S7-300 digital input SM 321 module with 8 DI.
What input voltage does 6ES7321-1FF01-0AA0 use?
The input voltage is AC, with rated value 230 V; 120/230 V AC (47 … 63 Hz).
How many digital inputs are on 6ES7321-1FF01-0AA0?
It has 8 digital inputs.
What front connector is required for 6ES7321-1FF01-0AA0?
The required front connector is 20-pin.
What is the lifecycle status of 6ES7321-1FF01-0AA0?
Product cancellation.
