{"product_id":"heidenhain-ern-680","title":"HEIDENHAIN ERN 680 Incremental Rotary Encoder","description":"\u003cp\u003eThe HEIDENHAIN ERN 680 is an incremental rotary encoder with an integral bearing and mounted stator coupling; the encoder shaft connects directly to the measured shaft, giving high dynamic performance and high natural frequencies. Ask AMI about repair, replacement or sourcing for your exact unit; availability and the right replacement path are confirmed before quoting. This page does not claim stock. Previous-generation model: it no longer appears in HEIDENHAIN's current catalog for this product family.\u003c\/p\u003e\u003cp\u003eMachine down? Call 1-888-354-2525.\u003c\/p\u003e\u003cp\u003eOwn a ERN 680 that has failed? \u003ca href=\"\/pages\/repair-services\"\u003eAsk about repair options\u003c\/a\u003e.\u003c\/p\u003e\u003cp class=\"ami-cap\" style=\"font-size:12px;color:#555;\"\u003eRepresentative HEIDENHAIN rotary encoder image; not the exact model. Check your unit's ID tag for its configuration.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey specifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncremental output signals ~ 1 V\u003csub\u003epp\u003c\/sub\u003e\n\u003c\/li\u003e\n\u003cli\u003eLine counts 1024 to 5000\u003c\/li\u003e\n\u003cli\u003eCutoff frequency (–3 dB) ≥ 180 kHz\u003c\/li\u003e\n\u003cli\u003ePower supply DC 5 V\u003c\/li\u003e\n\u003cli\u003eProtection IP40\u003c\/li\u003e\n\u003cli\u003eMounted stator coupling; the coupling absorbs only the torque from bearing friction during angular acceleration\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#555;\"\u003eThe full manufacturer spec sheet (PDF) will be added to this page when available. Confirm the full ID number from your encoder's nameplate before ordering; send the nameplate and we will confirm fit.\u003c\/p\u003e\u003cp\u003ePricing and lead times on request. Use Request a Quote and include the model, line count, and interface (current ID tag on your ERN 680).\u003c\/p\u003e","brand":"HEIDENHAIN","offers":[{"title":"Default Title","offer_id":67730270781757,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/8222\/4189\/files\/9-HEIDENHAIN-ECN-EQN-1000-series_39e6dcb8-05fb-41a5-b192-31250c5fd7fd.png?v=1790276723","url":"https:\/\/auto-met.com\/products\/heidenhain-ern-680","provider":"Automation and Metrology, Inc.","version":"1.0","type":"link"}