Product Description
Key Features
- Exact module identity: SIMATIC S7-300 SM 321 isolated digital input module with 32 digital inputs.
- AC input rating: Input voltage: 120 V AC; rated frequency: 47 … 63 Hz.
- Front connection: Required front connector: 40-pin.
- Channel indication: Green digital input status indicator available per channel.
- Backplane isolation: Digital inputs are isolated from the backplane bus by an optocoupler.
- Lifecycle status: Product lifecycle: Product cancellation.
Technical Summary
| Product | 6ES7321-1EL00-0AA0 |
|---|---|
| Family | SIMATIC S7-300, SM 321 |
| Input type | Digital, isolated |
| Digital inputs | 32 |
| Input voltage | 120 V AC; 47 … 63 Hz |
| Signal 0 | 0 to 20V |
| Signal 1 | 74 to 132V |
| Front connector | 40-pin |
| Backplane isolation | Yes; Optocoupler |
| Lifecycle | Product cancellation |
Frequently Asked Questions
What exact order number should be confirmed for this input module?
Confirm the complete order number 6ES7321-1EL00-0AA0 on the nameplate or installed-part documentation.
How many digital inputs does 6ES7321-1EL00-0AA0 provide?
It provides 32 digital inputs.
What connector is required?
A 40-pin front connector is required.
What lifecycle status is supplied for this configuration?
Product cancellation.
