{"product_id":"yokogawa-rb401-s4-remote-i-o-modules","title":"YOKOGAWA RB401 S4 Remote I\/O Modules","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa RB401 S4\u003c\/strong\u003e , also cataloged as the \u003cstrong\u003eRB401\u003c\/strong\u003e RIO Bus Module, operates as a dedicated hardware component for remote I\/O communication and signal routing within CENTUM VP platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eRB401 S4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.3 kg (0 lbs 9.0 oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e2.5 cm x 25.4 cm x 20.3 cm (1.0 in x 10.0 in x 8.0 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC input voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eModbus TCP\/IP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Inputs\u003c\/td\u003e\n\u003ctd\u003e16 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Inputs\u003c\/td\u003e\n\u003ctd\u003e8 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Outputs\u003c\/td\u003e\n\u003ctd\u003e8 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Outputs\u003c\/td\u003e\n\u003ctd\u003e4 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eRack mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation \u0026amp; Fieldbus Data Routing\u003c\/h3\u003e\n\u003cp\u003eThe RB401 S4 provides deterministic communication bridging between remote field stations and central processing units via Modbus TCP\/IP protocols over Ethernet. Integrated channel-to-channel isolation on analog and digital I\/O lines prevents cross-channel noise propagation and ground loop potential differences. Onboard signal processing paths maintain low transmission latencies and preserve 4-20 mA HART signal integrity across distributed control networks.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What communication protocols are supported on the network interface of the RB401 S4?\u003c\/p\u003e\n\u003cp\u003eA: The module features an Ethernet interface supporting standard industrial Modbus TCP\/IP protocol for integration into plant control networks.\u003c\/p\u003e\n\u003cp\u003eQ: What is the total I\/O capacity managed by a single RB401 S4 module?\u003c\/p\u003e\n\u003cp\u003eA: A single module provides onboard hardware support for 16 analog inputs, 8 analog outputs, 8 digital inputs, and 4 digital outputs.\u003c\/p\u003e\n\u003cp\u003eQ: What supply voltage is required to power the RB401 S4 module?\u003c\/p\u003e\n\u003cp\u003eA: The module operates on an input voltage requirement of 24 VDC.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the RB401 S4 module securely into the designated rack slot, ensuring retaining screws are tightened to maintain structural integrity under vibration.\u003c\/li\u003e\n\u003cli\u003eEnsure ambient cabinet temperature is maintained within the operating range of -20 to 60 deg C.\u003c\/li\u003e\n\u003cli\u003eWire power connections using 24 VDC supply lines with verified polarity before energizing the module.\u003c\/li\u003e\n\u003cli\u003eTerminate Modbus TCP\/IP industrial Ethernet cables with shielded RJ45 connectors and route network cables away from high-voltage field wiring to prevent signal noise.\u003c\/li\u003e\n\u003cli\u003eConnect all field signal cable shields to the main cabinet ground bus to preserve channel-to-channel galvanic isolation performance.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52602498220312,"sku":"RB401 S4","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/PW482-10S2_1129201b-8610-40e7-bd31-b21d1cdb94ab.png?v=1788333005","url":"https:\/\/www.innoplcsync.com\/products\/yokogawa-rb401-s4-remote-i-o-modules","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}