{"product_id":"abb-tb840-3bse021456r1-redundant-modulebus-cluster-modem","title":"ABB TB840 3BSE021456R1 Redundant Modulebus Cluster Modem","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eModulebus Cluster Integration and Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTB840\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Part Number:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3BSE021456R1\u003c\/strong\u003e) is a high-integrity Modulebus Cluster Modem engineered for the ABB AC 800M control system. It serves as a specialized optical interface designed to bridge communication between the local Modulebus and remote I\/O clusters. By utilizing fiber optic media, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTB840\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Model:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTB840\u003c\/strong\u003e) eliminates electrical ground loops and provides superior noise immunity for distributed I\/O architectures. This module is essential for maintaining the deterministic performance of the AC 800M controller while expanding I\/O capacity across large industrial sites.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDetailed Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTB840 (3BSE021456R1)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis optimized for low-latency, high-availability data exchange within S800 I\/O clusters.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: ABB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Designation\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTB840\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct ID\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3BSE021456R1\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Protocol\u003c\/strong\u003e: Optical Modulebus\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRedundancy\u003c\/strong\u003e: Supports 1+1 redundant configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eS800 I\/O Capacity\u003c\/strong\u003e: Up to 12 I\/O modules per cluster\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFiber Optic Support\u003c\/strong\u003e: Plastic Optical Fiber (POF) or Hard Clad Silica (HCS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTransmission Distance\u003c\/strong\u003e: Up to 15m (POF) \/ Up to 200m (HCS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Supply Input\u003c\/strong\u003e: 24V DC (19.2–30V DC range)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurrent Consumption\u003c\/strong\u003e: Typically 150 mA at 24V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRequired Terminal Base\u003c\/strong\u003e: TU840 (Redundant) or TU841 (Redundant)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGalvanic Isolation\u003c\/strong\u003e: Full optical isolation between clusters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperational Temperature\u003c\/strong\u003e: +5°C to +55°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e: -40°C to +85°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e: 157mm (H) x 80mm (W) x 160mm (D)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e: 0.272 kg (0.6 lbs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":42974884331635,"sku":"TB840 3BSE021456R1","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/62_e19a274c-c2eb-4089-b95a-674957e6b150.jpg?v=1772517316","url":"https:\/\/www.dcssupplier.com\/products\/abb-tb840-3bse021456r1-redundant-modulebus-cluster-modem","provider":"DcsSupplier Limited","version":"1.0","type":"link"}