Error message
Error generating document: Failed to generate PDF: Dompdf\Exception: Parent table not found for table cell in /var/www/html/vendor/dompdf/dompdf/src/FrameReflower/TableCell.php:40
Stack trace:
#0 /var/www/html/vendor/dompdf/dompdf/src/FrameDecorator/AbstractFrameDecorator.php(905): Dompdf\FrameReflower\TableCell->reflow()
#1 /var/www/html/vendor/dompdf/dompdf/src/FrameReflower/Block.php(865): Dompdf\FrameDecorator\AbstractFrameDecorator->reflow()
#2 /var/www/html/vendor/dompdf/dompdf/src/FrameDecorator/AbstractFrameDecorator.php(905): Dompdf\FrameReflower\Block->reflow()
#3 /var/www/html/vendor/dompdf/dompdf/src/FrameReflower/Block.php(865): Dompdf\FrameDecorator\AbstractFrameDecorator->reflow()
#4 /var/www/html/vendor/dompdf/dompdf/src/FrameDecorator/AbstractFrameDecorator.php(905): Dompdf\FrameReflower\Block->reflow()
#5 /var/www/html/vendor/dompdf/dompdf/src/FrameReflower/Block.php(865): Dompdf\FrameDecorator\AbstractFrameDecorator->reflow()
#6 /var/www/html/vendor/dompdf/dompdf/src/FrameDecorator/AbstractFrameDecorator.php(905): Dompdf\FrameReflower\Block->reflow()
#7 /var/www/html/vendor/dompdf/dompdf/src/FrameReflower/Block.php(865): Dompdf\FrameDecorator\AbstractFrameDecorator->reflow()
#8 /var/www/html/vendor/dompdf/dompdf/src/FrameDecorator/AbstractFrameDecorator.php(905): Dompdf\FrameReflower\Block->reflow()
#9 /var/www/html/vendor/dompdf/dompdf/src/FrameReflower/Block.php(865): Dompdf\FrameDecorator\AbstractFrameDecorator->reflow()
#10 /var/www/html/vendor/dompdf/dompdf/src/FrameDecorator/AbstractFrameDecorator.php(905): Dompdf\FrameReflower\Block->reflow()
#11 /var/www/html/vendor/dompdf/dompdf/src/FrameReflower/Block.php(865): Dompdf\FrameDecorator\AbstractFrameDecorator->reflow()
#12 /var/www/html/vendor/dompdf/dompdf/src/FrameDecorator/AbstractFrameDecorator.php(905): Dompdf\FrameReflower\Block->reflow()
#13 /var/www/html/vendor/dompdf/dompdf/src/FrameReflower/Page.php(142): Dompdf\FrameDecorator\AbstractFrameDecorator->reflow()
#14 /var/www/html/vendor/dompdf/dompdf/src/FrameDecorator/AbstractFrameDecorator.php(905): Dompdf\FrameReflower\Page->reflow()
#15 /var/www/html/vendor/dompdf/dompdf/src/Dompdf.php(808): Dompdf\FrameDecorator\AbstractFrameDecorator->reflow()
#16 /var/www/html/docroot/modules/contrib/entity_print/src/Plugin/EntityPrint/PrintEngine/DomPdf.php(254): Dompdf\Dompdf->render()
#17 /var/www/html/docroot/modules/contrib/entity_print/src/Plugin/EntityPrint/PrintEngine/DomPdf.php(225): Drupal\entity_print\Plugin\EntityPrint\PrintEngine\DomPdf->doRender()
#18 /var/www/html/docroot/modules/contrib/entity_print/src/PrintBuilder.php(78): Drupal\entity_print\Plugin\EntityPrint\PrintEngine\DomPdf->send()
#19 /var/www/html/docroot/modules/contrib/entity_print/src/Controller/EntityPrintController.php(91): Drupal\entity_print\PrintBuilder->deliverPrintable()
#20 /var/www/html/vendor/symfony/http-foundation/StreamedResponse.php(106): Drupal\entity_print\Controller\EntityPrintController->{closure:Drupal\entity_print\Controller\EntityPrintController::viewPrint():89}()
#21 /var/www/html/vendor/symfony/http-foundation/Response.php(423): Symfony\Component\HttpFoundation\StreamedResponse->sendContent()
#22 /var/www/html/docroot/modules/contrib/entity_print/src/Controller/EntityPrintController.php(92): Symfony\Component\HttpFoundation\Response->send()
#23 [internal function]: Drupal\entity_print\Controller\EntityPrintController->viewPrint()
#24 /var/www/html/docroot/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(123): call_user_func_array()
#25 /var/www/html/docroot/core/lib/Drupal/Core/Render/Renderer.php(637): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->{closure:Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber::wrapControllerExecutionInRenderContext():121}()
#26 /var/www/html/docroot/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(121): Drupal\Core\Render\Renderer->executeInRenderContext()
#27 /var/www/html/docroot/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(97): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext()
#28 /var/www/html/vendor/symfony/http-kernel/HttpKernel.php(181): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->{closure:Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber::onController():96}()
#29 /var/www/html/vendor/symfony/http-kernel/HttpKernel.php(76): Symfony\Component\HttpKernel\HttpKernel->handleRaw()
#30 /var/www/html/docroot/core/lib/Drupal/Core/StackMiddleware/Session.php(53): Symfony\Component\HttpKernel\HttpKernel->handle()
#31 /var/www/html/docroot/core/lib/Drupal/Core/StackMiddleware/KernelPreHandle.php(48): Drupal\Core\StackMiddleware\Session->handle()
#32 /var/www/html/docroot/core/lib/Drupal/Core/StackMiddleware/ContentLength.php(28): Drupal\Core\StackMiddleware\KernelPreHandle->handle()
#33 /var/www/html/docroot/core/lib/Drupal/Core/StackMiddleware/ReverseProxyMiddleware.php(48): Drupal\Core\StackMiddleware\ContentLength->handle()
#34 /var/www/html/docroot/core/lib/Drupal/Core/StackMiddleware/NegotiationMiddleware.php(51): Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle()
#35 /var/www/html/docroot/core/lib/Drupal/Core/StackMiddleware/AjaxPageState.php(36): Drupal\Core\StackMiddleware\NegotiationMiddleware->handle()
#36 /var/www/html/docroot/modules/contrib/cloudflare/src/CloudFlareMiddleware.php(124): Drupal\Core\StackMiddleware\AjaxPageState->handle()
#37 /var/www/html/docroot/core/lib/Drupal/Core/StackMiddleware/StackedHttpKernel.php(51): Drupal\cloudflare\CloudFlareMiddleware->handle()
#38 /var/www/html/docroot/core/lib/Drupal/Core/DrupalKernel.php(741): Drupal\Core\StackMiddleware\StackedHttpKernel->handle()
#39 /var/www/html/docroot/index.php(19): Drupal\Core\DrupalKernel->handle()
#40 {main}
卫士系列管理网关
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卫士系列管理网关
nVent SCHROFF Guardian 系列管理网关 是环境监控平台,旨在感知、追踪、存储和警报 IT 数据中心基础设施中的健康和安全参数。
平台的核心是一个紧凑的控制单元,该控制单元的高度/深度为 1 U,宽度为 250 mm,它既可以作为 19″ 单元安装,也安装到数据中心机架中的任何可用空间中。
管理网关提供三个传感器管理端口,每个端口都能够监控多达 16 个传感器设备,每个端口总电缆长度为 40 米,允许单个管理网关单元监控多个机架或完整的机架通道。
除了监控温度、湿度、烟雾、门状态或水侵入等物理参数,管理网关还可以监控 nVent SCHROFF RackChiller 和行间冷却器,并且即插即用,安装便捷。
设置具有安全功能的管理网关、传感器配置、用户管理、报警和日志管理,可以通过内置的 Web 界面轻松完成。
管理网关的主要访问途径是 1 GBE 网络接口,支持 SNMP、SMTP、HTTPS、Bacnet、Modbus/TCP 和 HPI 等行业标准协议。
Thanks for your submission. A customer service agent will be in touch soon to help you further.
详情
资源
功能
- 数据中心环境监控平台
- 紧凑的设计适合数据中心机架中的任何位置
- 用于设置、监控和完成设备维护的 Web 浏览器 GUI
- 三个连接外部传感器和 Modbus 设备的管理端口
- 每个管理端口可连接最多 16 个传感器或设备,总电缆长度达 40 米
- 自动翻页 LCD 触控显示屏
- 支持行业标准网络协议(HTTPS、SNMP、SMTP、Bacnet、Modbus/TCP 和 HPI)
技术参数
数据表
- 警告
- 应仅根据 nVent 的产品说明书与培训材料安装并使用 nVent 的产品。可访问 www.nvent.com 获取说明书,或者向您的 nVent 客服代表索取。错误安装、使用不当、滥用或未能完全遵守 nVent 的说明与警告,可能会造成产品故障、财产损失、严重的人身伤害及死亡和/或使得保修服务无效。