In most procurement cycles, CX5140 is considered with Cx7080 Beckhoff, Beckhoff Cx8190 and Beckhoff Cx8090, giving decision-makers confidence that they’ve chosen the most dependable component.
CX5140 - Beckhoff Embedded PCs
Beckhoff Embedded PCs CX5140 delivers compact yet powerful control performance, designed for automation, process monitoring, and industrial computing applications.
| Brand | Beckhoff |
| Product Type | Embedded PCs |
| Product | CX5140 |
CX5140 Beckhoff Embedded PCs Technical Specifications
| Specification | Value |
|---|---|
| Processor | Intel Atom ® E3845, 1.91 GHz |
| Number of cores | 4 |
| Flash memory | slot for CFast card and microSD card, cards not included |
| Main memory | 4 GB DDR3 RAM (not expandable) |
| 1-second UPS | integrated (1 MB on CFast card) |
| Interfaces | 2 x RJ45 10/100/1000 Mbit/s, 1 x DVI-I, 4 x USB 2.0, 1 x optional interface |
| Cooling | passive |
| Diagnostics LED | 1 x power, 1 x TC status, 1 x flash access, 2 x bus status |
| Clock | internal battery-backed clock for time and date (battery exchangeable) |
| Operating system | Windows Embedded Compact 7, Windows Embedded Standard 7, Windows 10 IoT Enterprise 2016 LTSB, Windows 10 IoT Enterprise 2019 LTSC, Windows 10 IoT Enterprise 2021 LTSC, TwinCAT/BSD |
| Control software | TwinCAT 2 runtime TwinCAT 3 runtime (XAR) |
| 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 | 16 W |
| Max. power consumption E-bus/K-bus | 10 W (5 V/max. 2Â A) |
| Dimensions (W x H x D) | 142 mm x 100Â mm x 92Â mm |
| Weight | approx. 1095 g |
| Operating temperature | -25…+60°C |
| Storage temperature | -40…+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, DNV GL, with CX2900-0107 ordering option: ATEX, IECEx, cFMus |
| TwinCAT 3 platform level | Performance Plus (50); please see here for an overview of all the TwinCAT 3 platform level |
| 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 |
The Beckhoff CX5140 Embedded PC delivers reliable performance in a compact housing, powered by an Intel Atom E3845 quad-core 1.91GHz processor. It comes with 4GB DDR3 RAM, integrated graphics, and supports multiple operating systems including Windows Embedded Compact 7, Windows 10 IoT Enterprise, and TwinCAT/BSD. Storage options include slots for CFast and microSD cards, while an integrated 1-second UPS safeguards data. Connectivity is extensive with two Gigabit Ethernet ports, DVI-I, and four USB 2.0 ports. Its passive cooling system enhances reliability, and with IP20 protection, shock/vibration resistance to EN standards, and operation from -25°C to +60°C, the CX5140 is built for industrial resilience. Low power consumption at just 16W ensures efficiency, while E-bus and K-bus connections allow seamless I/O integration.
In practical use, the CX5140 Beckhoff Embedded PC is trusted in machine automation, building control, and process monitoring. Its compact size of 142 x 100 x 92 mm and lightweight design enable easy installation in control cabinets with limited space. Engineers value its wide OS compatibility and TwinCAT 2/3 runtime support for real-time control, while maintenance teams rely on its passive cooling and durable construction for long-term operation. Certified with CE, UL, and DNV GL, and available with ATEX and IECEx options, the Beckhoff CX5140 ensures safe operation even in hazardous areas. Combining stability, scalability, and energy efficiency, it provides a dependable computing platform for automation professionals and industrial buyers seeking proven reliability in demanding environments.
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