{"product_id":"beckhoff-er2028-0001-ethercat-box-8-channel-digital-output-module","title":"Beckhoff ER2028-0001 EtherCAT Box 8-channel Digital Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eDirectly integrating into decentralized automation architectures, the \u003cstrong\u003eBeckhoff ER2028-0001\u003c\/strong\u003e provides robust 8-channel digital output processing in a cabinet-free form factor. This EtherCAT Box module switches 24 V DC signals with a continuous capacity of up to 2.0 A per channel, making it ideal for driving heavier actuators, solenoid valves, contactors, and indicators in aggressive industrial environments. Encased in a rugged zinc die-cast housing, the device connects directly to the high-speed EtherCAT network via shielded M8 screw-type interfaces, ensuring low-latency communication and high noise immunity without requiring an additional protective enclosure.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Current Capacity:\u003c\/strong\u003e Delivers up to 2.0 A per channel, engineered to handle ohmic, inductive, and lamp loads.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRugged Die-Cast Enclosure:\u003c\/strong\u003e Cast-zinc housing provides superior mechanical stability and resistance to chemicals and coolants compared to standard plastic housings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRobust Environmental Protection:\u003c\/strong\u003e IP65, IP66, and IP67 ingress ratings permit direct field installation in wet, dusty, or high-vibration environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShort-Circuit Protection:\u003c\/strong\u003e Outputs are fully protected against short-circuits, featuring a typical limit of 15 A to protect control infrastructure.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEfficient Field Cabling:\u003c\/strong\u003e M8 standard connections for both network and power simplify layout, installation, and field service routines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMachine Tooling \u0026amp; CNC Machining:\u003c\/strong\u003e Direct mounting on axis slides or near high-pressure coolant pumps.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRobotic Tooling \u0026amp; End-Effectors:\u003c\/strong\u003e Compact profile minimizes weight on robot arms while driving pneumatic valves and vacuum grippers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomotive Assembly Lines:\u003c\/strong\u003e Decentralized signal processing on conveyors, welding cells, and pneumatic manifolds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackaging \u0026amp; Material Handling:\u003c\/strong\u003e Localized control of high-current sorting gates, diverters, and heavy-duty actuators.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #cbd5e0;\"\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eSpecification Value\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eBeckhoff Automation\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eER2028-0001\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eProtocol \/ Interface\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eEtherCAT\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eNumber of Outputs\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e8 digital outputs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eNominal Output Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e24 V DC (-15 % \/ +20 %)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eMax. Output Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e2.0 A per channel (short-circuit proof)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eSwitching Times\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003etyp. TON: 200 us, typ. TOFF: 200 us\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eShort-Circuit Current Limit\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003etyp. 15 A\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eCurrent Consumption (from Us)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e120 mA\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eAuxiliary Power Current (Up)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003etyp. 20 mA + load\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eElectrical Isolation\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e500 V (channel\/bus)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eProtection Rating\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eIP65 \/ IP66 \/ IP67 (conforms to EN 60529)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eOperating Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e-25 to +60 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eStorage Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e-40 to +85 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eHousing Material\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eZinc die-cast\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eDimensions (W x H x D)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e30 mm x 126 mm x 26.5 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eModule Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eapprox. 265 g\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e2.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eApprovals\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eCE, UL\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #cbd5e0;\"\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eInterface Type\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eConnector \/ Pin Configuration\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eFunctional Assignment\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eEtherCAT Bus\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e2 x M8 socket, shielded, screw type\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1 x EtherCAT Input, 1 x EtherCAT Output\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eDigital Outputs\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e8 x M8 x 1, 3-pin, A-coded\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eChannels 1 through 8 digital output pathways\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003ePower Feed-In\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1 x M8 male socket, 4-pin\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eControl voltage Us (24 V DC) \u0026amp; Auxiliary voltage Up for load\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003ePower Downstream\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1 x M8 female socket, 4-pin\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003ePower daisy-chain feed-through to next EtherCAT Box\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe zinc die-cast \u003cstrong\u003eER2028-0001\u003c\/strong\u003e is functionally equivalent to the plastic-housing \u003cstrong\u003eEP2028-0001\u003c\/strong\u003e module. For harsh operating setups containing cutting oils, weld splatter, or heavy mechanical exposure, the ER series is the direct physical upgrade path. Firmware integrations in TwinCAT remain identical, permitting straightforward drop-in exchanges in the System Manager without rebuilding the configuration tree.\u003c\/p\u003e\n\n\u003ch4\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen switching inductive loads without integrated protection diodes, ensure to size the external flyback suppression correctly if cycling at high frequencies. While each channel is short-circuit proof up to 15 A peak, continuous cumulative load across all channels must not exceed the current carrying capacity of the 4-pin M8 power feed connector, which is typically capped at 4 A total. Exceeding this limit will trigger localized overheating on Pin 2 and Pin 4 of the supply plug.\u003c\/p\u003e\n\n\u003ch4\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eTo guarantee the IP67 sealing specification, all unused M8 ports must be sealed using industrial-grade, threaded protective caps (Beckhoff ZS3101-0001 or equivalent). During TwinCAT system configuration, verify that the auxiliary voltage supply (Up) is active; if Up is lost, the module will remain visible on the EtherCAT ring but outputs will not energize, throwing standard diagnostic flags in the TwinCAT PLC process image.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem; color: #9b2c2c;\"\u003e\n  \u003cstrong\u003eCRITICAL WARNING:\u003c\/strong\u003e De-energize all primary control (Us) and auxiliary (Up) power supplies prior to mounting, wiring, or servicing this module. Failure to isolate power can result in accidental actuator activation, equipment damage, or electrical fault conditions.\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-weight: bold; font-size: 0.9rem;\"\u003e1\u003c\/div\u003e\n    \u003cp style=\"margin: 0; color: #2d3748;\"\u003eMount the zinc die-cast housing onto a flat machine surface using the two integrated 3.5 mm mounting holes. Use M3 screws tightened to a maximum torque of 1.2 Nm.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-weight: bold; font-size: 0.9rem;\"\u003e2\u003c\/div\u003e\n    \u003cp style=\"margin: 0; color: #2d3748;\"\u003eSecurely connect the shielded M8 EtherCAT cables to the green network ports. Hand-tighten the coupling rings to secure the internal O-rings.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-weight: bold; font-size: 0.9rem;\"\u003e3\u003c\/div\u003e\n    \u003cp style=\"margin: 0; color: #2d3748;\"\u003eConnect the 4-pin M8 power cable supplying Us and Up. Daisy-chain to downstream nodes using the female M8 output power socket if applicable.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-weight: bold; font-size: 0.9rem;\"\u003e4\u003c\/div\u003e\n    \u003cp style=\"margin: 0; color: #2d3748;\"\u003eWire the physical field loads to the 3-pin A-coded output sockets (Channels 1-8). Confirm all unused connections are capped before energizing.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"BECKHOFF","offers":[{"title":"Default Title","offer_id":53106526028139,"sku":"ER2028-0001","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/er2028-0001-blyykrpa1gw.png?v=1776244781","url":"https:\/\/www.plcprotech.com\/id\/products\/beckhoff-er2028-0001-ethercat-box-8-channel-digital-output-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}