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...
Designed to provide stable system power and integrated backup functionality, the Beckhoff CX2100-0904 serves as a specialized power supply module for CX2020 and CX203x Embedded PCs. This unit features a capacitively integrated uninterruptible power supply (UPS) to protect systems against brief voltage drops and ensure orderly data preservation during power failures. Additionally, the module supports automatic recognition and power distribution to either E-bus or K-bus I/O terminals, facilitating seamless integration with Beckhoff EtherCAT and Bus Terminal setups.
The integrated, illuminated FSTN display on the front panel provides real-time status updates and diagnostics, enabling efficient local maintenance. Built with a robust housing and spring-loaded terminal connection technology, this module is optimized for industrial control cabinets where vibration resistance and high operational reliability are critical.
| Manufacturer | Beckhoff |
| Part Number / Model | CX2100-0904 |
| Input Voltage | 24 V DC (-15 % / +20 %) |
| Max. Power Output | 45 W |
| I/O Connection | E-bus or K-bus, automatic recognition |
| Current Supply (E-bus/K-bus) | 2 A |
| UPS Type | Capacitively integrated |
| UPS Capacity | 75 As |
| Connection Technology | Spring-loaded technique (adapter terminal) |
| Display | FSTN display, 2 lines x 16 characters of text, illuminated |
| Diagnostics LEDs | 1 x PWR, 1 x I/O Run, 1 x I/O Err |
| Max. Power Consumption | 3.5 W |
| Dimensions (W x H x D) | 118 mm x 100 mm x 91 mm |
| Weight | Approx. 1025 g |
| Operating Temperature | -25 to +50 degC |
| Storage Temperature | -25 to +60 degC |
| Relative Humidity | 95 %, no condensation |
| Vibration / Shock Resistance | Conforms to EN 60068-2-6 / EN 60068-2-27 |
| EMC Immunity / Emission | Conforms to EN 61000-6-2 / EN 61000-6-4 |
| Protection Rating | IP20 |
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Returns & Warranty

Designed to provide stable system power and integrated backup functionality, the Beckhoff CX2100-0904 serves as a specialized power supply module for CX2020 and CX203x Embedded PCs. This unit features a capacitively integrated uninterruptible power supply (UPS) to protect systems against brief voltage drops and ensure orderly data preservation during power failures. Additionally, the module supports automatic recognition and power distribution to either E-bus or K-bus I/O terminals, facilitating seamless integration with Beckhoff EtherCAT and Bus Terminal setups.
The integrated, illuminated FSTN display on the front panel provides real-time status updates and diagnostics, enabling efficient local maintenance. Built with a robust housing and spring-loaded terminal connection technology, this module is optimized for industrial control cabinets where vibration resistance and high operational reliability are critical.
| Manufacturer | Beckhoff |
| Part Number / Model | CX2100-0904 |
| Input Voltage | 24 V DC (-15 % / +20 %) |
| Max. Power Output | 45 W |
| I/O Connection | E-bus or K-bus, automatic recognition |
| Current Supply (E-bus/K-bus) | 2 A |
| UPS Type | Capacitively integrated |
| UPS Capacity | 75 As |
| Connection Technology | Spring-loaded technique (adapter terminal) |
| Display | FSTN display, 2 lines x 16 characters of text, illuminated |
| Diagnostics LEDs | 1 x PWR, 1 x I/O Run, 1 x I/O Err |
| Max. Power Consumption | 3.5 W |
| Dimensions (W x H x D) | 118 mm x 100 mm x 91 mm |
| Weight | Approx. 1025 g |
| Operating Temperature | -25 to +50 degC |
| Storage Temperature | -25 to +60 degC |
| Relative Humidity | 95 %, no condensation |
| Vibration / Shock Resistance | Conforms to EN 60068-2-6 / EN 60068-2-27 |
| EMC Immunity / Emission | Conforms to EN 61000-6-2 / EN 61000-6-4 |
| Protection Rating | IP20 |
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 .
| Country of origin |
Germany
|