Table 14. Particulate contamination specifications (continued)
Particulate contamination Specifications
NOTE: Air entering the data center must have MERV11 or MERV13
filtration.
Conductive dust Air must be free of conductive dust, zinc whiskers, or other
conductive particles.
NOTE: This condition applies to data center and non-data center
environments.
Corrosive dust
● Air must be free of corrosive dust.
● Residual dust present in the air must have a deliquescent point less
than 60% relative humidity.
NOTE: This condition applies to data center and non-data center
environments.
Table 15. Gaseous contamination specifications
Gaseous contamination Specifications
Copper coupon corrosion rate <300 Å/month per Class G1 as defined by ANSI/ISA71.04-2013.
Silver coupon corrosion rate <200 Å/month as defined by ANSI/ISA71.04-2013.
NOTE: Maximum corrosive contaminant levels measured at ≤50% relative humidity.
Operating system
Your Precision 7920 Rack supports the following operating systems:
● Windows 11 Pro, 64-bit
● Windows 11 Pro for Workstations, 64-bit
● Windows 10 Pro, 64-bit
● Windows 7 Pro, 32-bit (downgradable)
● Windows 7 Pro, 64-bit (downgradable)
● RHEL 8.0
● Ubuntu 16.04 LTS, 64-bit
System information label
Precision 7920 Rack – Front system information label
Figure 3. LED Behavior, Express Service Tag, Configuration and Layout
Product Overview
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