{"id":"beckhoff-cx5140","model_id":"CX5140","name":"Beckhoff CX5140","summary":"The CX5140 is a fanless Embedded PC with an Intel Atom E3845 quad-core processor clocked at 1.91 GHz and 4 GB of non-expandable DDR3 RAM. It offers two Gigabit-capable Ethernet interfaces, four USB 2.0 ports, a DVI-I output and one optional interface slot, and connects to I/O through E-bus or K-bus terminals. With a TwinCAT runtime installed it runs PLC, PLC/motion control and interpolating axis applications, with or without visualization.","study_notes":["Four processor cores; Windows Embedded Compact 7 only supports one CPU core.","Memory: 4 GB DDR3 RAM, not expandable; storage via CFast card slot and microSD card slot, cards not included.","Integrated 1-second UPS with 1 MB on the CFast card.","I/O connection is E-bus or K-bus with automatic recognition; E-bus/K-bus current supply 2 A.","Max. power consumption with UPS loading is 23 W; E-bus/K-bus max. power consumption 10 W (5 V/max. 2 A).","Dimensions (W x H x D) 142 mm x 100 mm x 92 mm; weight approx. 1095 g.","Operating systems: Windows Embedded Compact 7, Windows Embedded Standard 7, Windows 10 IoT Enterprise 2016 LTSB / 2019 LTSC / 2021 LTSC, TwinCAT/BSD.","Control software: TwinCAT 2 runtime, TwinCAT 3 runtime (XAR); TwinCAT 3 platform level Performance Plus (50).","Windows Embedded Compact 7 and TwinCAT/BSD require a CFast card of at least 20 GB; Windows Embedded Standard 7 and Windows 10 IoT Enterprise require at least 40 GB.","Product status: regular delivery, not recommended for new projects; recommended alternative CX5340.","Optional interfaces available ex factory include RS232/RS485/RS422, DVI-D, DisplayPort, audio, EtherCAT master/slave, PROFIBUS master/slave, CANopen master/slave and PROFINET RT controller/device.","Storage temperature -40 to +85 °C; relative humidity 95%, no condensation; internal battery-backed clock with exchangeable battery."],"safety_notes":["Protection rating IP20.","Approvals/markings: CE, UL, DNV; ATEX, IECEx, cFMus and CCC only with ordering option CX2900-0107.","Use in hazardous areas zone 2/22 or Class I, Div. 2 requires the CX2900-0107 device modification, which is mandatory for CX5140.","Ex marking with CX2900-0107: ATEX II 3G Ex ec IIC T4 Gc; IECEx Ex ec IIC T4 Gc; cFMus Class I, Division 2, Groups A, B, C, D and Class I, Zone 2, AEx ec IIC T4 Gc.","The device documentation for use in hazardous areas must be read carefully.","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."],"sources":[{"url":"https://www.beckhoff.com/en-en/products/ipc/embedded-pcs/cx5100-intel-atom-r/cx5140.html","title":"Embedded PC with Intel Atom® E3845","accessed":"2026-10-25"}],"verification":{"status":"source_checked","checked_at":"2026-10-25","values":9,"method":"llm_source_check"},"updated_at":"2026-10-25","type":"hardware","spec":{"category":"embedded_pc","manufacturer":"beckhoff","controllers":[],"weight_kg":1.095,"ethernet_ports":2,"processor":"Intel Atom® E3845, 1.91 GHz","supply_voltage":"24 V DC (-15 %/+20 %)","power_consumption_kw":0.016,"ip_rating":"IP20","operating_temp_min_c":-25,"operating_temp_max_c":60,"joints":[],"protocols":[],"standards":[],"error_codes":[]},"url":"https://machineschema.com/hardware/beckhoff-cx5140","license":"https://creativecommons.org/licenses/by/4.0/"}