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“乙太网联盟”负责制定“乙太网供电(Power over Ethernet,PoE)”新一代标准“IEEE 802.3at(PoE Plus)”的工作委员会在完成草案“Draft 3.0”后,向IEEE P802.3的工作组提交了草案。工作组将对该草案进行技术审核。预定于2008年底或2009年完成IEEE 802.3at标准的审批。 IEEE 802.3at能够提供比原有PoE标准“IEEE802.3af”更大的功率。 IEEE 802.3at的调查委员会的目标是使用5类双绞线供应最低24W的功率。如果目标达成,那么支援Pan/Tilt/Zoom的高端摄影机连接的视讯会议系统和保安服务将能够得到实现。 Sifos公司的PSA-1200 分析仪可以协助厂商测试下一代802.3at高功率的PSE 和相关的PoE产品。 Sifos Technologies 已将PSA-1200 分析仪的能力结合起来,透过原本单张卡片的两个测试埠,组合出单一高功率测试埠。 Sifos公司在最近推出的新版PSA 3.2软体,增加和改进了很多测试802.3at的功能。
Sifos is excited to announce the much anticipated PowerSync Analyzer 3.2 Software Release. This upgrade includes many new and important features including PSE Conformance Test Suite adaptive processing to capture and characterize a wider array of PSE device technologies and device configurations, expanded and improved pre-standard 8023.3at pre-standard High Power PSE Conformance Testing with RJ-45 combiners, faster sequencing of PSE Conformance Tests under automated sequencer and much more...
Sifos offers PSA RJ-45 Port Combiners and short Ethernet cables at no charge for those who wish to take advantage 802.3at pre-standard high power PoE testing and are using Conformance Test Suite.
Pre-standard high power PoE testing capabilities include:
●Test new high power 2-pair (36 Watt) PSE's using Sifos Port Combiners (1 PSE port per PSA test blade).
●Fully automated PSE Conformance Testing and reporting for pre-standard high power 2-pair PSE's
●PSA Interactive controls to support interactive measurements and loading to high power 2-pair PSE's
●PowerShell configuration, measurement and utility modules supporting testing and script automation for high power 2-pair PSE's
●Load current measurements and scope traces up to 1000mA