02.2001 2 System Overview
© Siemens AG 2001 All Rights Reserved
SINUMERIK 840Di System Overview (SYI) - 02.2001 Edition 2
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Higher reliability through industrial quality (referred to standard PCs)
• Higher ambient temperature (between 5° and 55°C)
• Higher mechanical stressability (e.g. special hard disk suspension)
• EMC in line with the industrial requirements
• Developed acc. to stringent SIMATIC and SINUMERIK boundary conditions
• Qualified components from renowned manufacturers
• In-house series production
• DIN ISO 9001 certification
• Standardized type tests
• 48-hrs. run-in test at 40°C
This results in safe operation in industrial environments without cost-intensive
additional measures and ensures high availability of the SINUMERIK 840Di.
Investment reliability through PC models available in the longer run (referred to
standard PCs)
• Use of units and components with high MTBF
• Product updates in line with the relevant technology standard at regular
intervals
• Long-term availability with function compatibility
• Long-term spare parts supply (5 years function-compatible spare parts)
These aspects secure investments in the long run and reduce the operating costs
of a machine or installation.
Worldwide support
• Worldwide marketing network
• Regional service departments all over the world
• Spare parts logistic infrastructure
• Engineering
• Software application
• Support for machine availability
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