Tutto sui PLC: la CPU
A practical engineering guide to PLC CPU operation, from deterministic scan cycles and I/O image tables to memory, communications, diagnostics, redundancy, processor sizing, and reliable system...
The CX2020-N031-0004 is a basic CPU module designed for the Beckhoff CX2020 series, specifically optimized for service phase operations. This module provides a dedicated RS422 interface via a 9-pin D-sub socket. It is engineered to operate as a full-duplex endpoint, featuring integrated termination for stable communication in industrial automation systems.
| Feature | Specification |
|---|---|
| Manufacturer | Beckhoff |
| Model | CX2020-N031-0004 |
| Device Type | Basic CPU module (service phase) |
| Interface Type | RS422 |
| Connection | D-sub socket, 9-pin |
| Configuration | Full duplex end point |
| Termination | Enabled |
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Returns & Warranty

The CX2020-N031-0004 is a basic CPU module designed for the Beckhoff CX2020 series, specifically optimized for service phase operations. This module provides a dedicated RS422 interface via a 9-pin D-sub socket. It is engineered to operate as a full-duplex endpoint, featuring integrated termination for stable communication in industrial automation systems.
| Feature | Specification |
|---|---|
| Manufacturer | Beckhoff |
| Model | CX2020-N031-0004 |
| Device Type | Basic CPU module (service phase) |
| Interface Type | RS422 |
| Connection | D-sub socket, 9-pin |
| Configuration | Full duplex end point |
| Termination | Enabled |
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Color pattern |
White
|
| Country of origin |
Germany
|
| Power source |
DC Power
|