
Siemens 6ES7643-8KG21-3BX0
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The Siemens SIMATIC Rack PC 847B (6ES7643-8KG21-3BX0) is an industrial rack-mounted PC designed for reliable use in demanding automation and control environments. As part of the SIMATIC Rack PC portfolio, this system delivers robust performance for industrial applications where stability and long-term availability are essential.
Equipped with an Intel Core 2 Duo T7400 processor (2.16 GHz) and 4 GB DDR2 RAM in dual-channel configuration, the Rack PC 847B offers solid computing power for visualization, data processing, and machine-level control tasks. The RAID 1 configuration with two 250 GB SATA hard drives ensures data redundancy and improved operational security.
The system provides extensive connectivity options, including two Gigabit Ethernet LAN ports, VGA, multiple USB 2.0 interfaces on both front and rear, serial and parallel ports, PS/2 connections, and integrated audio. Expansion flexibility is supported by seven PCI slots and one PCIe x16 slot, making it suitable for a wide range of industrial interface cards.
Designed for harsh industrial conditions, this SIMATIC Rack PC features vibration and shock resistance, temperature and fan monitoring, watchdog functionality, and a reliable industrial power supply with NAMUR support. It is supplied with Windows XP Professional MUI, making it suitable for legacy automation systems.
Please note that this product is obsolete and phased out by Siemens. It is typically used for maintaining or expanding existing installations where compatibility with installed SIMATIC systems is required.