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Q: What is the difference between this MR9270S and the MR927S+ ?

로 질문하기 johnh 에 2018-07-20 12:59:33

davidefa This is the difference between various models ( as reported on the box ): www dot davidefabbri dot net slash files slash MR9270S+.png

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Q: are these zero crossing?

로 질문하기 Kurtis Van Kampen 에 2018-05-25 08:11:50

davidefa Yes, it is zero crossing ( www fotek com hk page1e.htm ), according to documentation, but not tested ( I don't know if this is a fotek ssr, as in picture, or not )

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