5 Things You Should Know About Poe For IP Camera System

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5 Things You Should Know About Poe For IP Camera
System
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• Since the rapid development of network video
  surveillance, technical barriers are getting
  higher and higher, manufacturers offer technical
  support is also becoming comprehensive and
  systematic. In the exchange of technology,
  integrators and installers often feel confused on
  Power over Ethernet (PoE) problems, the
  importance of PoE technology, herein, belove is
  the comprehensive information about PoE.

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1. What's Power over Ethernet (PoE)?

• PoE stands for Power over Ethernet, it's a
  technology that transmits both data and power
  supply simultaneously to network devices (such as
  VoIP phones, Wireless AP, network camera etc)
  without changing existing Cat.5 cable network
  structure. PoE allows you to supply power to a
  networking device using the same cable that
  transmits the data, which in turn, greatly reduce
  the cost of installation and maintenance.

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1. What's Power over Ethernet (PoE)?

• A complete PoE system includes Power Sourcing
  Equipment (PSE) and Powered Device (PD) two
  parts.
• Power Sourcing Equipment (PSE) The equipment
  supports PoE function such as PoE switch, PoE
  injector (midspan) etc.
• Powered Device (PD) IP/network cameras in video
  surveillance system.

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2. Is PoE technology reliable?

• For network video surveillance projects,
  different from common network cabling, data
  transmission is huge, power consumption is high,
  additionally requires 24/7 days continuous
  working, choosing high quality PoE device and
  cable can ensure the reliability of system.

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3. What's the advantage of PoE?

1. Simple cabling, reduce installation cost
2. Safe and convenient
3. Convenient for maintenance

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4. Possible problems or disadvantages of PoE?

1. Power insufficient, powered device can't boot
2. Centralized risk
3. High equipment and maintenance cost

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5. How to select PoE switch?

1. Power consumption of IP camera
2. Max. support powered devices
3. Required quantity of ports

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