
Siemens 6ES7643-7GT30-0JC0
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The Siemens SIMATIC Rack PC 840 V2 is a robust industrial rack-mounted PC designed for demanding automation and control environments. As part of the trusted SIMATIC Rack PC portfolio, this system delivers reliable performance for industrial applications where long-term stability and proven technology are essential.
Equipped with an Intel Pentium 4 processor running at 2.8 GHz and 1 GB DDR SDRAM, the Rack PC 840 V2 supports legacy automation software and existing machine control systems. The integrated RAID 1 storage configuration with mirrored 80 GB EIDE hard drives ensures increased data security and operational continuity.
The system offers extensive connectivity, including LAN (RJ45), VGA graphics, serial and parallel interfaces, PS/2, and multiple USB 2.0 ports on both front and rear panels. With ten expansion slots supporting PCI and ISA cards, it provides flexibility for integrating specialized industrial I/O and communication modules.
Designed for front mounting in control cabinets, this industrial PC features temperature and fan monitoring, watchdog functionality, and a card retainer for secure operation in environments with vibration and shock. It is powered by an industrial-grade 110/230 V power supply with NAMUR compliance.
Supplied with Windows 2000 Professional multilingual and SIMATIC PC DiagMonitor software, the SIMATIC Rack PC 840 V2 is suitable for maintaining and servicing existing installations. Although the product is obsolete, it remains relevant for spare part replacement, system expansion, or lifecycle support in established industrial automation systems.