{"product_id":"yokogawa-alp111-s00-profibus-dp-communication-module","title":"Yokogawa ALP111-S00 | PROFIBUS-DP Communication Module","description":"\u003ch2\u003eYokogawa ALP111-S00 PROFIBUS-DP Communication Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa ALP111-S00\u003c\/strong\u003e also cataloged as the \u003cstrong\u003eALP111\u003c\/strong\u003e PROFIBUS-DP Communication Module operates as a dedicated hardware component for cyclic data exchange over PROFIBUS-DP networks within distributed control and fieldbus interface systems.\u003c\/p\u003e\n\u003cp\u003eConfigured for PROFIBUS-DP field device communication in DCS architectures, the \u003cstrong\u003eYokogawa ALP111-S00\u003c\/strong\u003e (\u003cstrong\u003eALP111\u003c\/strong\u003e PROFIBUS-DP Communication Module) provides direct electrical implementation based on RS-485 physical layer signaling with galvanically isolated transmission paths.\u003c\/p\u003e\n\u003cp\u003eYokogawa PROFIBUS-DP integration architecture is reflected in the module design, supporting deterministic master-slave communication over shielded twisted pair transmission media with configurable baud rates.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eALP111: Base communication module series for PROFIBUS-DP interface\u003c\/li\u003e\n\u003cli\u003eS00: Hardware revision \/ configuration variant identifier (no further breakdown defined in provided data)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\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\u003eModelBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa ALP111-S00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePowerConsumption\u003c\/td\u003e\n\u003ctd\u003e0.7 A max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocol\u003c\/td\u003e\n\u003ctd\u003ePROFIBUS-DP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Layer\u003c\/td\u003e\n\u003ctd\u003eEIA-RS-485 compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Speed\u003c\/td\u003e\n\u003ctd\u003e9600 bps to 12 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Media\u003c\/td\u003e\n\u003ctd\u003eShielded twisted pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Segment Distance\u003c\/td\u003e\n\u003ctd\u003e1.2 km at 9600 bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Port\u003c\/td\u003e\n\u003ctd\u003e1 x D-sub 9 female\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaintenance Port\u003c\/td\u003e\n\u003ctd\u003eD-sub 9 male, RS-232C interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Isolation\u003c\/td\u003e\n\u003ctd\u003eIsolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003ePROFIBUS-DP Fieldbus Interface and Isolation Architecture\u003c\/h3\u003e\n\u003cp\u003eThe module implements RS-485 differential signaling with electrical isolation between communication domain and internal logic domain. Transmission stability is maintained through shielded cabling with controlled impedance matching for PROFIBUS-DP segment topology. The isolated design reduces ground potential coupling between field devices and control rack backplane interfaces. Baud rate selection from 9600 bps to 12 Mbps enables adaptation to network segment length and device density constraints.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the ALP111-S00 support mixed baud rate PROFIBUS-DP segments?\u003cbr\u003eA: PROFIBUS-DP segments must operate at a unified baud rate. The module follows master-defined network timing and does not independently arbitrate multiple rates on a single segment.\u003c\/p\u003e\n\u003cp\u003eQ: Does the module support hot insertion during operation?\u003cbr\u003eA: Hot swap behavior depends on system rack design. Electrical insertion under powered backplane conditions must comply with Yokogawa system carrier specifications to avoid bus disturbance.\u003c\/p\u003e\n\u003cp\u003eQ: What is the role of signal isolation in this module?\u003cbr\u003eA: Isolation separates RS-485 field bus electrical domain from internal circuitry, reducing susceptibility to ground offset and common-mode voltage interference.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the module into the designated Yokogawa I\/O or communication rack slot with power isolated prior to insertion. Use shielded twisted pair cabling for PROFIBUS-DP trunk and ensure continuous shield termination at defined grounding points only. Avoid star topology wiring; maintain linear bus structure with proper termination resistors at both ends of the segment. Maintain separation between communication cables and high-voltage conductors to reduce induced noise coupling.\u003c\/p\u003e\n\u003cp\u003eEnsure maintenance port (RS-232C) access is reserved for configuration and diagnostics only, with controlled disconnection after commissioning.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44153016975448,"sku":"ALP111-S00","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/ALP111-S00.jpg?v=1780025856","url":"https:\/\/www.industriaxplc.com\/products\/yokogawa-alp111-s00-profibus-dp-communication-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}