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Are the CDU common alarm contacts programmable to be NO/NC?

April 26, 2017alarm cdu common contacts NC Programmable

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Are the CDU common alarm contacts programmable to be NO/NC?

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CDUs with firmware rev 1.4 or higher have the option of making the common alarm contacts Normally Open or Normally Closed (NO/NC). Firmware rev 1.3 does not have this option and the contacts are NO.