12800 Series - Qlogic 12000 Site Planning Manual

12800 Series

All 12800 series switches use the same fan tray modules -- intake and exhaust --
and share the same thermal management attributes listed below. The quantity of
fan tray modules used in each system is defined in the following table:
Table 1-2. 12800 Power and Fan Maximum Configurations
Model #
Fan Trays
(Intake/
Exhaust)
Power
Supplies
• Fan Tray:
Hot plug with one axial, brushless, 12V fans per Fan Tray
• Chassis airflow:
Front-to-back
• Power supply airflow:
Front to back
NOTE:It is recommended that the 180 and 360 be installed as follows:
• Thermal management:
Temperatures of all major heat producing components are continuously
monitored by system management modules. Fan speed is monitored and
automatically adjusted by system management modules to maintain
appropriate temperatures of major heat producing components. Monitoring
is performed via a two wire I2C interface to each Fan Tray.
IB0054611-00 A
360 180
10/10 5/3
12
Intake fan side towards the cold aisle.
NOTE:The intake fans are located on the same side of the chassis
as the management modules.
Exhaust fan side towards the hot aisle
1–QLogic 12000 Series Hardware Overview
120
5/3
6 4
12800 Series
040
4/0
4
1-3