SMC Networks 7824M/FSW, Руководство по установке

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3-1
C
HAPTER
3
I
NSTALLING THE
S
WITCH
Selecting a Site
TigerAccess 10/100 units can be mounted in a standard 19-inch
equipment rack or on a flat surface. Be sure to follow the guidelines below
when choosing a location.
• The site should:
- restrict access to authorized service personnel in accordance with IEC
60950-1. A restricted access location is one where access is secure and
limited to service personnel who have a special key, or other means of
security.
- be at the center of all the devices you want to link and near a power
outlet.
- be able to maintain its temperature within 0 to 50 °C (32 to 122 °F) and
its humidity within 5% to 95%, non-condensing
- provide adequate space (approximately five centimeters or two inches)
on all sides for proper air flow
- be accessible for installing, cabling and maintaining the devices
- allow the status LEDs to be clearly visible
• Make sure twisted-pair cable is always routed away from power lines,
fluorescent lighting fixtures and other sources of electrical interference,
such as radios and transmitters.
• Make sure that the unit is connected to a separate grounded power outlet
within 2 m (6.6 feet) of each device and is powered from an independent
circuit breaker. As with any equipment, using a filter or surge suppressor