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Cisco Aironet 1552 Series for Hazardous Locations Installation Guide
Chapter 2 Before You Begin
Additional Considerations for Hazardous Locations
Warning
In switch installations in a hazardous location, the DC power source could be located away from the
vicinity of the switch. Before performing any of the following procedures, locate the DC circuit to
ensure that the power is removed and cannot be turned on accidentally, or verify that the area is
nonhazardous before proceeding.
Statement 1059
Warning
Do not connect or disconnect cables to the ports while power is applied to the switch or any device
on the network because an electrical arc can occur. This could cause an explosion in hazardous
location installations. Be sure that power is removed from the switch and cannot be accidentally be
turned on, or verify that the area is nonhazardous before proceeding.
Statement 1070