{"product_id":"honeywell-51309288-375-redundancy-module","title":"Honeywell TK-PRR021 51309288-375 Redundancy Module","description":"\u003cp\u003eThe Honeywell TK-PRR021 (51309288-375) is a specialized Redundancy Module (RM) engineered for the Experion PKS Series-A control architecture. This module facilitates high-availability configurations by enabling dual C200 controller processors to operate in a synchronized, redundant state. By managing the critical communication and synchronization between the primary and standby units, the TK-PRR021 ensures seamless, bumpless transfer of control functions during a fault, preventing process downtime.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned for C200 controller redundancy support within Series-A chassis systems.\u003c\/li\u003e\n\u003cli\u003eOccupies two dedicated chassis slots for robust physical integration.\u003c\/li\u003e\n\u003cli\u003eConformal coated design for enhanced durability in harsh or corrosive industrial environments.\u003c\/li\u003e\n\u003cli\u003eCertified for Class I, Division 2 hazardous locations (Groups A, B, C, and D).\u003c\/li\u003e\n\u003cli\u003eSupports wide-ranging power inputs with specific ratings for 1.2 VDC, 3.3 VDC, 5 VDC, and 24 VDC rails.\u003c\/li\u003e\n\u003cli\u003eIntegrated relay contacts (100 mA at 30 VDC) for reliable redundancy status signaling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOil and Gas: Critical for upstream telemetry and downstream refining process control.\u003c\/li\u003e\n\u003cli\u003eChemical Processing: Supports reactor safety and batch processing continuity.\u003c\/li\u003e\n\u003cli\u003ePower and Utilities: Ideal for turbine control and plant-wide monitoring systems.\u003c\/li\u003e\n\u003cli\u003eWater and Wastewater: Manages data acquisition for pump stations and flow control.\u003c\/li\u003e\n\u003cli\u003ePulp and Paper: Provides reliable control for boiler systems and automated material handling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eTK-PRR021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e51309288-375\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 degC to +60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 degC to +85 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFailover Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;100 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Transfer Rate\u003c\/td\u003e\n\u003ctd\u003eUp to 1 Gbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e1500V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.44 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePower Down: Always de-energize the chassis power supply before inserting or removing modules to prevent electrical transients.\u003c\/li\u003e\n\u003cli\u003eAlignment: Carefully align the module circuit board with the top and bottom guides of the designated chassis slots.\u003c\/li\u003e\n\u003cli\u003eSeating: Slide the module steadily until the rear connectors firmly engage with the backplane.\u003c\/li\u003e\n\u003cli\u003eSecuring: Engage the upper and lower retaining tabs to lock the module into the chassis frame, ensuring resistance against vibration.\u003c\/li\u003e\n\u003cli\u003eHandling: Use standard ESD protection measures when handling the module to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat does the TK prefix signify?\u003c\/h3\u003e\u003cp\u003eThe TK prefix denotes that this specific module features conformal coating, providing superior protection against humidity, dust, and corrosive gases found in demanding industrial settings.\u003c\/p\u003e\u003ch3\u003eWhat is the primary role of this module?\u003c\/h3\u003e\u003cp\u003eThe TK-PRR021 acts as the synchronization bridge between two C200 controllers, ensuring that the standby controller remains updated with real-time process data to allow for an instantaneous, bumpless transition if the primary controller fails.\u003c\/p\u003e\u003ch3\u003eIs this module suitable for hazardous environments?\u003c\/h3\u003e\u003cp\u003eYes, it is rated for Class I, Division 2, Groups A, B, C, and D locations, making it suitable for volatile industrial atmospheres.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48841680978110,"sku":"51309288-375","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/wm_1_256b2cf7-a3e8-4ce1-9f9b-18657ebaea54.jpg?v=1788576065","url":"https:\/\/www.autooiltech.com\/ar\/products\/honeywell-51309288-375-redundancy-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}