Technical Summary
| Product type | SIMATIC S7-300, digital input SM 321 |
|---|---|
| Lifecycle | Product cancellation |
| Digital inputs | 16 |
| Input voltage type | AC/DC |
| Input voltage range | 24-48 V AC/DC |
| Load voltage L+ rated value | 24 V |
| Load voltage L1 rated value | 24 V |
| Backplane bus input current, max. | 100 mA |
| Power loss, typ. | 1.5 W; at 24 V; 2,8 W at 48 V |
| Connection method | required front connector 40-pin |
Applications
For bringing 16 AC/DC digital input signals into the SIMATIC S7-300 I/O system.
Key Features
SIMATIC S7-300 digital input SM 321 for order number 6ES7321-1CH00-0AA0.
16 DI for digital input acquisition.
24-48 V AC/DC with single-point grounding.
1x 40-pole and required front connector 40-pin.
Product cancellation.
Width 40 mm, height 125 mm, depth 120 mm.
Frequently Asked Questions
What is Siemens 6ES7321-1CH00-0AA0?
It is a SIMATIC S7-300 digital input SM 321 with order number 6ES7321-1CH00-0AA0.
How many digital inputs does 6ES7321-1CH00-0AA0 have?
It has 16 digital inputs.
What input voltage range does 6ES7321-1CH00-0AA0 support?
The input voltage type is AC/DC, with 24-48 V AC/DC stated for the module.
What front connector is required for 6ES7321-1CH00-0AA0?
The required front connector is 40-pin.
What is the lifecycle status of 6ES7321-1CH00-0AA0?
Product cancellation.
