2024欧洲杯官方合作网站（中国）有限公司

EP300系列 PON光功率计

产品简介

EP300/EP310 PON光功率计适用于EPON、 GPON和BPON等无源网络系统的安装、调试、维护及光纤通信专业的科研与教学。仪器采用高精度光探测器，测量精度稳定可靠。可同时对1310nm、1550nm和1490nm波长分光和通过式测量，其突发模式测试功能可对1310nm上行PON信号进行准确突发光功率测试。仪器具有体积小，重量轻，便于携带和低功耗的特点，使测量工作更加简单快捷。

技术参数

项目	EP300/EP310
波长 nm	1310		1490		1550
功率范围 dBm	连续突发	10～-45 8～-30	12 ～ -45		25 ～ -45
直通插损 dB	<1.5
光谱频带 nm	1260～1360		1480～1500		1540～1560
光隔离度dB	1490nm 1550nm	>50 >50	1310nm 1550nm	>40 >40	1310nm 1490nm	>40 >40
功率精度dB	＜0.5 ^a
光纤类型	单模光纤
光接头类型	APC(默认) 或PC， FC/SC可更换，ST/LC选配
ORL dB	-55 ^b
偏振损耗 dB	＜±0.25
分辨率	0.1 dBm dB mW μW nW
电源	EP300：3节AA电池；EP310：2节AA电池5V USB接口电源适配器
工作时间	>60h 使用附赠电池不开背光
显示	2.5寸段码式液晶
阈值	12组
数据存储	2048 组
温度环境	工作：-10℃ ～ +60℃ 湿度<80%；存储：-20℃ ～ +70℃
外形重量	尺寸：<185 × 85 × 45 mm ；重量：<300克（不含电池）

基本文件流程错误 SQL 调试

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 ( 21.47 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:0.002505s ]
SELECT * FROM `sp_terms` WHERE ( status=1 ) ORDER BY listorder asc [ RunTime:0.003661s ]
SHOW COLUMNS FROM `sp_posts` [ RunTime:0.002928s ]
SELECT * FROM `sp_posts` right join sp_term_relationships on id=object_id WHERE ( status=1 ) ORDER BY post_modified desc [ RunTime:0.019967s ]
SELECT * FROM `sp_terms` WHERE ( status=1 and tuijian=1 ) ORDER BY listorder asc LIMIT 10 [ RunTime:0.001202s ]
SHOW COLUMNS FROM `sp_terms` [ RunTime:0.004132s ]
SELECT * FROM `sp_terms` WHERE ( term_id>0 ) ORDER BY term_id asc [ RunTime:0.001370s ]
SELECT * FROM `sp_terms` WHERE ( term_id=161 and status=1 ) LIMIT 1 [ RunTime:0.001503s ]
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:0.003712s ]
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:0.002320s ]
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SHOW COLUMNS FROM `sp_slide_cat` [ RunTime:0.002778s ]
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:0.001299s ]
SELECT * FROM `sp_terms` WHERE ( parent='159' and status=1 ) ORDER BY term_id asc LIMIT 1 [ RunTime:0.000928s ]
SELECT * FROM `sp_terms` WHERE ( parent='160' and status=1 ) ORDER BY term_id asc LIMIT 1 [ RunTime:0.001283s ]
SELECT * FROM `sp_terms` WHERE ( parent='161' and status=1 ) ORDER BY term_id asc LIMIT 1 [ RunTime:0.003372s ]
SELECT * FROM `sp_terms` WHERE ( parent='166' and status=1 ) ORDER BY term_id asc LIMIT 1 [ RunTime:0.001615s ]
SELECT * FROM `sp_terms` WHERE ( parent='162' and status=1 ) ORDER BY term_id asc LIMIT 1 [ RunTime:0.001368s ]
SELECT * FROM `sp_terms` WHERE ( parent='57' and status=1 ) ORDER BY term_id asc LIMIT 1 [ RunTime:0.001195s ]