{"product_id":"honeywell-k4lcn-16-51403519-160-lcn-node-processor-board","title":"Honeywell K4LCN-16 51403519-160 LCN Node Processor Board","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell K4LCN-16 51403519-160\u003c\/strong\u003e is a Local Control Network (LCN) node processor board designed for high-performance computing within Honeywell TotalPlant Solution (TPS) and TDC 3000X system environments. It functions as the central LCN node processor kernel, executing core control system software, managing Local Control Network point data, and providing the processing baseline required for advanced process control and Application ModuleX (AXM) coprocessor integration.\u003c\/p\u003e\n\u003cp\u003eFeaturing a 68040 microprocessor with integrated floating-point calculation hardware, the \u003cstrong\u003eHoneywell K4LCN-16 51403519-160\u003c\/strong\u003e provides on-board processing speed and execution capacity for complex control algorithms, custom data segments, and Control Language (CL) applications. The board is equipped with 16 megawords of memory via a horizontally pluggable DIMM-style mezzanine board assembly (51402755-100), fulfilling the expanded memory requirements needed for TPS Software Release 500 and later.\u003c\/p\u003e\n\u003cp\u003eOperating in five-slot chassis configurations, the \u003cstrong\u003eHoneywell K4LCN-16 51403519-160\u003c\/strong\u003e interfaces directly with the LCN backplane through an associated CLCN A\/B I\/O or LCN I\/O board. In Application ModuleX architectures, it operates alongside an HP-UX-based coprocessor (WSI2 assembly) to bridge high-level UNIX process control solutions with low-level TDC 3000 real-time plant data structures.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDriven by a 68040 processor with dedicated floating-point calculation hardware capability for high-speed control execution.\u003c\/li\u003e\n\u003cli\u003eEquipped with 16 megawords of on-board memory utilizing a Dual In-line Memory Module (DIMM) style mezzanine card.\u003c\/li\u003e\n\u003cli\u003eServes as the LCN node processor kernel supporting TotalPlant Solution (TPS) system software Release 500 and later.\u003c\/li\u003e\n\u003cli\u003eDirect integration capability with HP-UX coprocessors (WSI2 boards) in Application ModuleX (AXM) node architectures.\u003c\/li\u003e\n\u003cli\u003eComprehensive front-edge visual diagnostic status array, including a 3-digit alphanumeric Node Address\/Error Display.\u003c\/li\u003e\n\u003cli\u003eOn-board Error Detection and Correction (EDAC) with LED indication for single-bit and multi-bit RAM errors.\u003c\/li\u003e\n\u003cli\u003eIntegrated diagnostic tracking for DTAK timeout, BGAK timeout, bus parity errors, data compare errors, and LCN transaction failures.\u003c\/li\u003e\n\u003cli\u003eBackplane compatibility with CLCN A\/B I\/O and standard LCN I\/O cards for dual-redundant coaxial LCN cable connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotalPlant Solution (TPS) LCN Nodes:\u003c\/strong\u003e Functions as the primary processing engine for LCN-based system nodes requiring high-speed floating-point computations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication ModuleX (AXM) Execution:\u003c\/strong\u003e Executes real-time Control Language (CL) routines, maintains LCN point databases, and interfaces directly with HP-UX coprocessor solutions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegacy TDC 3000X Upgrades:\u003c\/strong\u003e Provides memory expansion to 16 megawords required when upgrading system software to Release 500 or higher.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlant Information Network (PIN) Data Gateway:\u003c\/strong\u003e Serves as the real-time control link bridging LCN process data with higher-level plant information networks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical 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\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e51403519-160\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Identifier\u003c\/td\u003e\n\u003ctd\u003eK4LCN-16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor Architecture\u003c\/td\u003e\n\u003ctd\u003eMotorola 68040 with integrated floating-point unit (FPU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Capacity\u003c\/td\u003e\n\u003ctd\u003e16 Megawords\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Board Style\u003c\/td\u003e\n\u003ctd\u003eDIMM-style mezzanine board (Assembly 51402755-100)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftware Compatibility\u003c\/td\u003e\n\u003ctd\u003eTotalPlant Solution (TPS) R500 and later\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware Chassis Compatibility\u003c\/td\u003e\n\u003ctd\u003e5-Slot LCN Chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNode Address Display\u003c\/td\u003e\n\u003ctd\u003e3-digit alphanumeric LED display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostic Status LEDs (Red)\u003c\/td\u003e\n\u003ctd\u003eRST\/PWR Fail, Self-Test Error, Data Compare Error, DTAK Time Out, BGAK Time Out, Data Parity Error, Bus Error, EDAC Single-Bit Error, EDAC Multi-Bit Error, LCN Transaction Error\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostic Status LEDs (Green)\u003c\/td\u003e\n\u003ctd\u003eSelf-Test Pass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostic Status LEDs (Yellow)\u003c\/td\u003e\n\u003ctd\u003eTX (LCN Transmit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Redundancy Support\u003c\/td\u003e\n\u003ctd\u003eDual LCN coaxial connections via CLCN A\/B I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections \/ Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eInterface \/ Component\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Edge Connector\u003c\/td\u003e\n\u003ctd\u003eModule bus interface for power, data, and system bus communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMezzanine Memory Connector\u003c\/td\u003e\n\u003ctd\u003eInterface for 16 Megaword DIMM memory board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTS1 \/ TS2 Pinning Block\u003c\/td\u003e\n\u003ctd\u003eOn-board LCN address pinning (Must have all jumpers removed when used with CLCN A\/B I\/O or LCN I\/O board)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Installation Inspection:\u003c\/strong\u003e Verify the physical integrity of the circuit board, edge connectors, and the mounted 16 Megaword memory mezzanine card (51402755-100).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAddress Pinning Verification:\u003c\/strong\u003e Ensure all LCN address jumpers on the K4LCN-16 board (TS1\/TS2 block) are completely removed when installing behind a CLCN A\/B I\/O or LCN I\/O card. Pinning must be set exclusively on the rear I\/O board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Preparation:\u003c\/strong\u003e Confirm system power is switched OFF at the node power supply. Electrostatic Discharge (ESD) protective grounding must be used during handling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoard Mounting:\u003c\/strong\u003e Slide the board into Slot 1 of the 5-slot LCN chassis until the backplane connectors seat firmly. Secure the board using the top and bottom extraction\/insertion levers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Cabling Check:\u003c\/strong\u003e Confirm that LCN Coax A and Coax B network cables are securely attached to the corresponding CLCN A\/B rear I\/O card.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eReplacement Recommendations\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoftware Shutdown:\u003c\/strong\u003e Before removing power, execute an orderly node processor software shutdown via the LCN AM Status display. Perform a second shutdown command to force the node into a failed state, preventing surrounding LCN nodes from marking it isolated.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Down Sequence:\u003c\/strong\u003e Turn off the chassis power supply only after confirming that dependent coprocessor systems (such as the WSI2 board yellow LED) have completely shut down.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMemory Board Handling:\u003c\/strong\u003e Replacement K4LCN boards ordered from spare parts may arrive without the memory mezzanine board. Transfer or install a dedicated 16 Megaword board prior to insertion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePost-Replacement Commissioning:\u003c\/strong\u003e Apply power and observe the front panel LEDs. Ensure the green \"Self-Test Pass\" LED illuminates and the 3-digit display correctly reflects the node address assigned on the rear LCN I\/O board.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52667754938731,"sku":"K4LCN-16 51403519-160","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/honeywell-k4lcn-16-51403519-160-control-board-bdewkwo0fya_ff9df4ad-ee56-4ef3-bd5c-82c2ab988de8.jpg?v=1765501620","url":"https:\/\/www.plcprotech.com\/it\/products\/honeywell-k4lcn-16-51403519-160-lcn-node-processor-board","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}