{"product_id":"yokogawa-rb401-rio-bus-module-centum-cs-vp-interface-card","title":"Yokogawa RB401 RIO Bus Module Centum CS\/VP Interface Card","description":"\u003ch2\u003eYOKOGAWA RB401 RIO Bus Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for high-speed data transmission in Centum CS and Centum VP control systems, the \u003cstrong\u003eYOKOGAWA RB401\u003c\/strong\u003e (\u003cstrong\u003eRB401\u003c\/strong\u003e RIO Bus Interface Master Card) provides direct physical and electrical management of remote I\/O data traffic.\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\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\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.1 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e2.2 cm x 12.4 cm x 12.6 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus Speed\u003c\/td\u003e\n\u003ctd\u003e10 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 31 devices per segment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control Connectivity\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eYOKOGAWA RB401\u003c\/strong\u003e facilitates deterministic communication between distributed I\/O modules and the host control system. This module utilizes the RIO bus protocol to maintain 10 Mbps throughput across the network segment. To ensure signal integrity, the installation must utilize shielded cabling, ensuring that the cable shield is grounded at a single point to prevent ground loop currents. The module supports cold junction compensation (CJC) requirements inherent to the associated analog measurement channels, maintaining high measurement accuracy during fluctuations in ambient cabinet temperatures.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Is the RB401 module capable of hot-swapping during system operation?\u003c\/p\u003e\n\u003cp\u003eA: No, the RB401 requires the power to be isolated from the rack prior to insertion or removal to prevent potential electrical damage to the backplane connectors.\u003c\/p\u003e\n\u003cp\u003eQ: How should the DB-37 connector be managed to ensure signal stability?\u003c\/p\u003e\n\u003cp\u003eA: Ensure that the DB-37 connector is fully seated and the locking screws are tightened to provide mechanical strain relief and prevent intermittent signal loss due to vibration.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Preparation\u003c\/strong\u003e: Ensure the mounting rack maintains an ambient temperature between -20 deg C and +60 deg C. Verify that the installation area is free from excessive particulate matter that may impede convective cooling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: Align the module with the designated slot on the RIO backplane. Apply uniform pressure until the interface pins engage fully with the backplane bus.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEarthing and Shielding\u003c\/strong\u003e: Secure the RIO bus cable shielding to the designated functional earth (FE) terminal on the rack. Do not route RIO bus communication cables parallel to high-voltage power lines; maintain a minimum separation distance of 30 cm to mitigate electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Verification\u003c\/strong\u003e: Prior to energizing, confirm the 24 VDC supply voltage at the terminal block is within the rated tolerance levels to ensure stable bus communication.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43660711002202,"sku":"RB40 1","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/540_71e9670a-fde5-42ee-aadc-ebbdf6a65bc1.jpg?v=1784077243","url":"https:\/\/www.spareoil.com\/products\/yokogawa-rb401-rio-bus-module-centum-cs-vp-interface-card","provider":"SpareOil Automation","version":"1.0","type":"link"}