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Cisco Aironet 1552 Series for Hazardous Locations Installation Guide
Chapter 1 Overview
Hardware Features
1552WU
Figure 1-3 Access Point Model AIR-CAP1552WUx-K9 Bottom Connectors
1 Antenna port 4 - 2.4 GHz Tx/Rx 6 Not Used
2 Antenna port 5- 2.4 GHz Rx 7 PoE Out port (PG 13.5 thread)
3 Antenna port 6- 2.4 GHz Tx/Rx 8 LEDs (Status, Up Link, RF1, RF2)
4 24 VDC power input port
or
Cable Gland entry (1/2-NPT thread)
9 Ethernet (PG 13.5 thread) for data cable
(outdoor cat 5 STP cable)
5 Not used