QRA2西门子电眼 电眼批发 鸿孚供 产品说明: RAR系列火焰探测器-电眼 品牌:SIEMENS(西门子) 产地:德国 描述: RAR...硅光管火焰探测器 用于大容量的燃油燃烧器的黄色燃油火焰监测 适用配接的控制器:LAL...,LAE...,LOK16...,LAE10... 产品介绍 The selenium photocell detectors are designed for use with Siemens burner controls, for the supervision of yellow-burningoil flames. They are used especially in connection with burner controls controlling and supervising burners of large capacity. Dust-proof duroplast housing Photocell is under protective glass Can be supplied with or without flange and clamp