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CX8090 - Beckhoff Embedded PCs
CX8090 is a compact Embedded PC from Beckhoff, purpose-built for industrial automation requiring seamless fieldbus communication and control. The CX8090 Embedded PC integrates TwinCAT PLC, real-time Ethernet, and modular I/O, making it ideal for machine builders and system integrators.

| Brand | Beckhoff |
| Product Type | Embedded PCs |
| Product | CX8090 |
CX8090 Beckhoff Embedded PCs Technical Specifications
| Specification | Value |
|---|---|
| Processor | Arm9â¢, 400 MHz |
| Number of cores | 1 |
| Flash memory | slot for microSD card, 512 MB included (optionally expandable) |
| Main memory | 64 MB DDR2 RAM (not expandable) |
| 1-second UPS | integrated (1 MB on microSD card) |
| Interfaces | 1 x RJ45 10/100 Mbit/s, 1 x USB device (behind the front flap), 1 x bus interface |
| Cooling | passive |
| Bus interface | 2 x RJ45 (switched) |
| Diagnostics LED | 1 x TC status, 1 x WD, 1 x error |
| Clock | internal battery-backed clock for time and date (battery behind the front flap, exchangeable) |
| Operating system | Windows Embedded CE 6 |
| Control software | TwinCAT 2 PLC |
| I/O connection | E-bus or K-bus, automatic recognition |
| Power supply | 24 V DC (-15%/+20%) |
| Current supply E-bus/K-bus | 2 A |
| Max. power consumption | 3 W |
| Max. power consumption E-bus/K-bus | 10 W (5 V/max. 2Â A) |
| Dimensions (W x H x D) | 64 mm x 100 mm x 73 mm |
| Weight | approx. 180 g |
| Operating temperature | 0…55°C |
| Storage temperature | -25…+85°C |
| 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 |
| Approvals/markings | CE, UL, ATEX, IECEx, cFMus |
| Ex marking | ATEX: II 3 G Ex nA IIC T4 Gc II 3 D Ex tc IIIC T135 °C Dc IECEx: Ex nA IIC T4 Gc Ex tc IIIC T135 °C Dc cFMus: Class I, Division 2, Groups A, B, C, D Class I, Zone 2, AEx ec IIC T4 Gc |
CX8090 by Beckhoff is a reliable Embedded PC engineered for decentralized control applications in demanding industrial environments. It features a 400 MHz Arm9™ processor, 64 MB DDR2 RAM, and a 512 MB microSD card for program and data storage. With support for Windows Embedded CE 6 and TwinCAT 2 PLC software, it offers deterministic control performance, essential for time-critical applications.
One of the defining features of the CX8090 is its dual RJ45 switched Ethernet ports, which allow flexible topologies like line and star for connecting EtherCAT-based I/O modules. It supports automatic recognition of E-bus or K-bus systems, providing flexibility in integrating various fieldbus protocols. An integrated 1-second UPS protects 1 MB of critical data in case of sudden power loss, while the battery-backed real-time clock ensures accurate logging and time-based automation functions.
Built for rugged conditions, this Embedded PC operates in temperatures ranging from 0 to 55°C and is designed with passive cooling and an IP20 protection rating. It adheres to EN 60068 for shock and vibration resistance and meets EMC standards EN 61000-6-2 and EN 61000-6-4. Its 24 V DC power input with ±20% tolerance ensures stability even in fluctuating environments. Globally certified with CE, UL, ATEX, IECEx, and cFMus, the Beckhoff CX8090 is a dependable solution for scalable, networked automation systems. For complete specifications, visit the official product page: Beckhoff CX8090 Embedded PCs.







