optical image Flame Scanner 光学图像扫描 ; 光学图像火焰扫描系统
If either flame scanner continues to detect flame for a further 10 seconds then the main burner is proven and considered ignited.
如果后续十秒内，任意一个火焰探测器能持续监测到火焰信号，则表示主火焰被证实且点火成功。
The inner screening shall be cut on the scanner side and connected to ground at the flame controller.
内部的屏蔽层应该在扫描仪的一面切开，并且连接上火焰控制器的地线上。
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