E4809-436-011-B Okuma
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The E4809-436-011-B Main Board by Okuma integrates a custom 32-bit microcontroller for precise CNC control. It features multiple SRAM and DRAM modules for real-time operations, and a TDK CP-3603 DC-DC converter for stable power supply. This board supports parallel data bus communication and precise 8-16 MHz quartz oscillators.
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Product Description:
The E4809-436-011-B Main Board is a critical component in CNC machines. It serves as the primary controller for executing machining tasks. This model is manufactured by Okuma. It is responsible for interpreting G code instructions, controlling stepper and servo motors and managing real time CNC operations. This board interfaces with external sensors, encoders and HMIs.
This E4809-436-011-B main board is designed with a custom Okuma branded microcontroller utilizing 32 bit architecture for CNC control tasks. It features Fujitsu MB81412A DRAM for temporary data storage and EPROM chips (SP-2282001 & SP-2282002) for firmware retention. Multiple SRAM and DRAM modules facilitate real time operations. The logic and control circuits include TTL and CMOS-based logic ICs such as LS7400, LS240 and LS374 series which handle signal buffering, data flow management and logic control. High density IC placement in this board enables bus communication and efficient data handling. The power system of this model consists of a TDK CP-3603 DC-DC converter, a toroidal inductor for power filtering and multiple voltage rails (+ 5 V, + 12 V, - 12 V) to support various components. This board also features a gold plated edge connector for reliable interfacing with CNC control units and dual inline expansion slots for firmware updates and communication module integration.
This E4809-436-011-B main board incorporates quartz based clock oscillators that operates within 8 - 16 MHz. This ensures precise timing in CNC operations. It supports parallel data bus communication and interrupt driven processing that enables efficient data exchange. The through hole soldering technique secures component placement while reinforced edge mounting holes enhance stability within CNC enclosures. This main board ensures accurate and reliable CNC machine control in industrial automation applications.
