天津德力儀器設備有限公司

EP300系列 PON光功率計

產品簡介

EP300/EP310 PON光功率計適用于EPON、 GPON和BPON等無源網絡系統的安裝、調試、維護及光纖通信專業的科研與教學。儀器采用高精度光探測器，測量精度穩定可靠?？赏瑫r對1310nm、1550nm和1490nm波長分光和通過式測量，其突發模式測試功能可對1310nm上行PON信號進行準確突發光功率測試。儀器具有體積小，重量輕，便于攜帶和低功耗的特點，使測量工作更加簡單快捷。

技術參數

項目	EP300/EP310
波長 nm	1310		1490		1550
功率范圍 dBm	連續突發	10～-45 8～-30	12 ～ -45		25 ～ -45
直通插損 dB	<1.5
光譜頻帶 nm	1260～1360		1480～1500		1540～1560
光隔離度dB	1490nm 1550nm	>50 >50	1310nm 1550nm	>40 >40	1310nm 1490nm	>40 >40
功率精度dB	＜0.5 ^a
光纖類型	單模光纖
光接頭類型	APC(默認) 或PC， FC/SC可更換，ST/LC選配
ORL dB	-55 ^b
偏振損耗 dB	＜±0.25
分辨率	0.1 dBm dB mW μW nW
電源	EP300：3節AA電池；EP310：2節AA電池5V USB接口電源適配器
工作時間	>60h 使用附贈電池不開背光
顯示	2.5寸段碼式液晶
閾值	12組
數據存儲	2048 組
溫度環境	工作：-10℃ ～ +60℃ 濕度<80%；存儲：-20℃ ～ +70℃
外形重量	尺寸：<185 × 85 × 45 mm ；重量：<300克（不含電池）

基本文件流程錯誤 SQL 調試

D:\wwwroot\deviser\wwwroot\index.php ( 1.55 KB )
D:\wwwroot\deviser\wwwroot\conf\uc_config.php ( 0.46 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\ThinkPHP.php ( 1.68 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Extend\Engine\cluster.php ( 1.76 KB )
D:\wwwroot\deviser\wwwroot\simplewind\IO\auto.php ( 1.30 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Common\runtime.php ( 9.49 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Common\common.php ( 24.70 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Core\Think.class.php ( 11.14 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Core\ThinkException.class.php ( 0.76 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Core\Behavior.class.php ( 1.66 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Conf\alias.php ( 1.13 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Conf\convention.php ( 9.03 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Conf\config.php ( 3.13 KB )
D:\wwwroot\deviser\wwwroot\conf\db.php ( 0.36 KB )
D:\wwwroot\deviser\wwwroot\conf\config.php ( 0.71 KB )
D:\wwwroot\deviser\wwwroot\data\conf\config.php ( 0.19 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lang\zh-cn.php ( 2.54 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Conf\tags.php ( 1.43 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Conf\tags.php ( 0.06 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Common\functions.php ( 27.53 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Core\Log.class.php ( 4.59 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Core\Dispatcher.class.php ( 11.32 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Core\App.class.php ( 12.26 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Core\Action.class.php ( 14.76 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Core\View.class.php ( 8.06 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Common\common.php ( 16.93 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Conf\alias.php ( 1.13 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Conf\debug.php ( 1.70 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Conf\debug.php ( 0.15 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Common\extend.php ( 26.28 KB )
D:\wwwroot\deviser\wwwroot\application\Portal\Conf\config.php ( 0.49 KB )
D:\wwwroot\deviser\wwwroot\application\Portal\Common\function.php ( 8.13 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Behavior\ReadHtmlCacheBehavior.class.php ( 5.36 KB )
D:\wwwroot\deviser\wwwroot\application\Portal\Action\ProductAction.class.php ( 7.11 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Lib\Action\HomeBaseAction.class.php ( 5.33 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Lib\Action\AppframeAction.class.php ( 4.37 KB )
D:\wwwroot\deviser\wwwroot\data\runtime\Data\site_options.php ( 0.51 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Core\Model.class.php ( 52.78 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Core\Db.class.php ( 32.59 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Driver\Db\DbMysql.class.php ( 10.54 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Lib\Model\TermsModel.class.php ( 5.73 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Lib\Model\CommonModel.class.php ( 1.61 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Behavior\ParseTemplateBehavior.class.php ( 5.79 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Template\ThinkTemplate.class.php ( 27.73 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Driver\TagLib\TagLibCx.class.php ( 23.72 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Template\TagLib.class.php ( 8.33 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Lib\Taglib\TagLibSpadmin.class.php ( 2.48 KB )
D:\wwwroot\deviser\wwwroot\data\runtime\Cache\Portal\3e9d4050adb3b9f80f999e4f49f023b7.php ( 21.40 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Behavior\ContentReplaceBehavior.class.php ( 2.23 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Behavior\TokenBuildBehavior.class.php ( 2.45 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Behavior\WriteHtmlCacheBehavior.class.php ( 1.38 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Behavior\ShowRuntimeBehavior.class.php ( 3.51 KB )
D:\wwwroot\deviser\wwwroot\simplewind\Core\Lib\Behavior\ShowPageTraceBehavior.class.php ( 5.39 KB )

SHOW COLUMNS FROM `sp_terms` [ RunTime:0.002635s ]
SELECT * FROM `sp_terms` WHERE ( status=1 ) ORDER BY listorder asc [ RunTime:0.008447s ]
SHOW COLUMNS FROM `sp_posts` [ RunTime:0.002885s ]
SELECT * FROM `sp_posts` right join sp_term_relationships on id=object_id WHERE ( status=1 ) ORDER BY post_modified desc [ RunTime:0.164120s ]
SELECT * FROM `sp_terms` WHERE ( status=1 and tuijian=1 ) ORDER BY listorder asc LIMIT 10 [ RunTime:0.001638s ]
SHOW COLUMNS FROM `sp_terms` [ RunTime:0.004183s ]
SELECT * FROM `sp_terms` WHERE ( term_id>0 ) ORDER BY term_id asc [ RunTime:0.005034s ]
SELECT * FROM `sp_terms` WHERE ( term_id=161 and status=1 ) LIMIT 1 [ RunTime:0.001283s ]
SELECT * FROM `sp_posts` right join sp_term_relationships on id=object_id WHERE ( status=1 and tid=150 ) ORDER BY post_modified desc [ RunTime:0.004638s ]
SELECT * FROM `sp_posts` right join sp_term_relationships on id=object_id WHERE ( status=1 and post_tuijian=1 ) ORDER BY post_modified desc LIMIT 4 [ RunTime:0.003889s ]
SELECT * FROM `sp_terms` WHERE ( parent=265 and status=1 ) [ RunTime:0.002593s ]
SELECT * FROM `sp_terms` WHERE ( parent=273 and status=1 ) [ RunTime:0.001126s ]
SELECT * FROM `sp_terms` WHERE ( parent=159 and status=1 ) [ RunTime:0.001162s ]
SELECT * FROM `sp_terms` WHERE ( parent=160 and status=1 ) [ RunTime:0.001243s ]
SELECT * FROM `sp_terms` WHERE ( parent=267 and status=1 ) [ RunTime:0.001231s ]
SELECT * FROM `sp_terms` WHERE ( parent=161 and status=1 ) [ RunTime:0.001281s ]
SELECT * FROM `sp_terms` WHERE ( parent=166 and status=1 ) [ RunTime:0.001392s ]
SELECT * FROM `sp_terms` WHERE ( parent=162 and status=1 ) [ RunTime:0.001314s ]
SELECT * FROM `sp_terms` WHERE ( parent=159 and status=1 ) [ RunTime:0.001334s ]
SELECT * FROM `sp_terms` WHERE ( parent=160 and status=1 ) [ RunTime:0.001233s ]
SELECT * FROM `sp_terms` WHERE ( parent=161 and status=1 ) [ RunTime:0.001471s ]
SELECT * FROM `sp_terms` WHERE ( parent=162 and status=1 ) [ RunTime:0.001236s ]
SELECT * FROM `sp_terms` WHERE ( parent=166 and status=1 ) [ RunTime:0.001355s ]
SELECT * FROM `sp_terms` WHERE ( parent=265 and status=1 ) [ RunTime:0.004333s ]
SELECT * FROM `sp_terms` WHERE ( parent=267 and status=1 ) [ RunTime:0.007852s ]
SELECT * FROM `sp_terms` WHERE ( parent=273 and status=1 ) [ RunTime:0.002754s ]
SELECT * FROM `sp_terms` WHERE ( parent=66 and status=1 ) [ RunTime:0.001381s ]
SELECT * FROM `sp_terms` WHERE ( parent=67 and status=1 ) [ RunTime:0.001197s ]
SELECT * FROM `sp_terms` WHERE ( parent=69 and status=1 ) [ RunTime:0.001162s ]
SELECT * FROM `sp_terms` WHERE ( parent=70 and status=1 ) [ RunTime:0.001365s ]
SELECT * FROM `sp_terms` WHERE ( parent=234 and status=1 ) [ RunTime:0.001583s ]
SELECT * FROM `sp_terms` WHERE ( parent=235 and status=1 ) [ RunTime:0.001188s ]
SELECT * FROM `sp_terms` WHERE ( parent=236 and status=1 ) [ RunTime:0.001445s ]
SELECT * FROM `sp_terms` WHERE ( parent=237 and status=1 ) [ RunTime:0.001791s ]
SELECT * FROM `sp_terms` WHERE ( parent=238 and status=1 ) [ RunTime:0.001181s ]
SHOW COLUMNS FROM `sp_slide_cat` [ RunTime:0.001835s ]
SELECT * FROM `sp_slide_cat` LEFT JOIN sp_slide as b on sp_slide_cat.cid =b.slide_cid WHERE ( cat_idname='product-banner' ) [ RunTime:0.001218s ]
SELECT * FROM `sp_terms` WHERE ( parent='159' and status=1 ) ORDER BY term_id asc LIMIT 1 [ RunTime:0.002939s ]
SELECT * FROM `sp_terms` WHERE ( parent='160' and status=1 ) ORDER BY term_id asc LIMIT 1 [ RunTime:0.001149s ]
SELECT * FROM `sp_terms` WHERE ( parent='161' and status=1 ) ORDER BY term_id asc LIMIT 1 [ RunTime:0.001239s ]
SELECT * FROM `sp_terms` WHERE ( parent='166' and status=1 ) ORDER BY term_id asc LIMIT 1 [ RunTime:0.002614s ]
SELECT * FROM `sp_terms` WHERE ( parent='162' and status=1 ) ORDER BY term_id asc LIMIT 1 [ RunTime:0.001169s ]
SELECT * FROM `sp_terms` WHERE ( parent='57' and status=1 ) ORDER BY term_id asc LIMIT 1 [ RunTime:0.001380s ]