{"product_id":"beckhoff-elx3204-0090-ethercat-terminal","title":"BECKHOFF ELX3204-0090 EtherCAT Terminal","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBECKHOFF ELX3204-0090\u003c\/strong\u003e is an intrinsically safe (Ex i) 4-channel analog input EtherCAT Terminal designed for direct connection of Resistance Temperature Detectors (RTD) located in hazardous areas classified as Zone 0\/20 or 1\/21. This model features integrated TwinSAFE SC (Single Channel) technology, which enables standard signals to be utilized for safety-directed tasks in safety applications up to PL d or SIL 2.\u003c\/p\u003e\n\n\u003cp\u003eOperating on a 2-wire connection scheme, the \u003cstrong\u003eBECKHOFF ELX3204-0090\u003c\/strong\u003e provides 16-bit high-resolution temperature and resistance measurements. It supports a broad array of sensor types, including Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, and Ni1000, alongside general resistance measurements. Linearization of characteristic curves and digital filtering are handled directly inside the terminal to minimize processing overhead on the master controller.\u003c\/p\u003e\n\n\u003cp\u003eHoused in a compact 12 mm mechanical form factor, the terminal connects directly to the Beckhoff EtherCAT E-bus system. To ensure compliant hazardous area isolation, field-side power contacts must be supplied using an ELX9560 intrinsically safe power supply terminal. Integrated diagnostic LEDs offer instant status monitoring for simple debugging and field commissioning.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFour differential intrinsically safe (Ex i) analog inputs for Zone 0\/20 or 1\/21 environments.\u003c\/li\u003e\n  \u003cli\u003eTwinSAFE SC technology integration to support safety-directed system tasks up to PL d \/ SIL 2.\u003c\/li\u003e\n  \u003cli\u003eDirect connection of Pt and Ni RTD sensors, resistance transmitters, and KT(Y) sensors.\u003c\/li\u003e\n  \u003cli\u003e16-bit analog-to-digital resolution with configurable internal conversion times.\u003c\/li\u003e\n  \u003cli\u003eIntegrated linearization of sensor characteristics and digital input filters.\u003c\/li\u003e\n  \u003cli\u003eElectrical isolation between the field-side potential and the internal E-bus.\u003c\/li\u003e\n  \u003cli\u003eStatus and error diagnostic LEDs for rapid troubleshooting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect temperature monitoring of process loops in chemical, pharmaceutical, and gas processing plants.\u003c\/li\u003e\n  \u003cli\u003eIntrinsically safe RTD measurement interfaces in explosive gas or dust zones.\u003c\/li\u003e\n  \u003cli\u003eSafety-related process monitoring using standard RTD signals within TwinSAFE SC safety architectures.\u003c\/li\u003e\n  \u003cli\u003eDistributed temperature logging in hazardous environment machine concepts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eParameter\u003c\/th\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eManufacturer\u003c\/td\u003e\n      \u003ctd\u003eBECKHOFF\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eExact Model\u003c\/td\u003e\n      \u003ctd\u003eELX3204-0090\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProduct Type\u003c\/td\u003e\n      \u003ctd\u003eIntrinsically Safe RTD Input EtherCAT Terminal with TwinSAFE SC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n      \u003ctd\u003e4 differential inputs\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eConnection Method\u003c\/td\u003e\n      \u003ctd\u003e2-wire\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSensor Compatibility\u003c\/td\u003e\n      \u003ctd\u003ePt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni1000, KT(Y) sensors, resistance measurement (10 Ohm to 4 kOhm)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMeasuring Range\u003c\/td\u003e\n      \u003ctd\u003e-200 to +850 Celsius (Pt sensors), -60 to +250 Celsius (Ni sensors)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eResolution\u003c\/td\u003e\n      \u003ctd\u003e16 bit (up to 0.01 Celsius per digit, default 0.1 Celsius)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMeasuring Error\u003c\/td\u003e\n      \u003ctd\u003eLess than +\/-0.3% of the full-scale value\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInput Filter Limit Frequency\u003c\/td\u003e\n      \u003ctd\u003etyp. 1 kHz\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eConversion Time\u003c\/td\u003e\n      \u003ctd\u003e10 to 3300 ms (adjustable, default 270 ms)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePower Supply\u003c\/td\u003e\n      \u003ctd\u003eVia E-bus and power contacts\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCurrent Consumption E-bus\u003c\/td\u003e\n      \u003ctd\u003etyp. 70 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCurrent Consumption Power Contacts\u003c\/td\u003e\n      \u003ctd\u003etyp. 10 mA (via ELX9560 power supply)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eTwinSAFE SC Safety Level\u003c\/td\u003e\n      \u003ctd\u003eUp to PL d (EN ISO 13849-1) \/ SIL 2 (IEC 61508)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDimensions (W x H x D)\u003c\/td\u003e\n      \u003ctd\u003e12 mm x 100 mm x 68 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOperating Temperature\u003c\/td\u003e\n      \u003ctd\u003e-25 to +60 Celsius\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eStorage Temperature\u003c\/td\u003e\n      \u003ctd\u003e-40 to +85 Celsius\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eRelative Humidity\u003c\/td\u003e\n      \u003ctd\u003e95%, non-condensing\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProtection Class\u003c\/td\u003e\n      \u003ctd\u003eIP20\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApprovals and Markings\u003c\/td\u003e\n      \u003ctd\u003eCE, UL, ATEX, IECEx, cFMus\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eEnsure all electrical components and incoming power sources are completely de-energized before mounting or servicing.\u003c\/li\u003e\n  \u003cli\u003eMount the terminal onto a standard 35 mm DIN rail (EN 60715) using the double slot-and-key design for correct alignment.\u003c\/li\u003e\n  \u003cli\u003eEnsure that the field-side power contacts are supplied from a verified BECKHOFF ELX9560 power supply terminal in the same segment.\u003c\/li\u003e\n  \u003cli\u003eWire the RTD sensors using the spring-actuated terminals. Follow the standard 2-wire terminal configuration to avoid signal noise.\u003c\/li\u003e\n  \u003cli\u003eObserve all local regulations regarding physical isolation and cable separation for intrinsically safe (Ex i) electrical installations.\u003c\/li\u003e\n  \u003cli\u003eVerify configuration parameters, including sensor type, filters, and TwinSAFE SC diagnostics, in your TwinCAT project prior to system start-up.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eReplacement Recommendations\u003c\/h3\u003e\n\u003cp\u003eWhen replacing a \u003cstrong\u003eBECKHOFF ELX3204-0090\u003c\/strong\u003e, de-energize the entire terminal segment first. Document all terminal-to-sensor wiring before disconnecting the spring terminals. The replacement device must match the original configuration and safety integration level. Ensure your TwinCAT project and Safety PLC configurations are updated or verified against the new hardware revision to maintain proper TwinSAFE SC verification status.\u003c\/p\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106449121643,"sku":"ELX3204-0090","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/elx3204-0090-nshmddfpme1.png?v=1776244617","url":"https:\/\/www.plcprotech.com\/products\/beckhoff-elx3204-0090-ethercat-terminal","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}