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What is the functionality of the COMP port on the interface card?

April 26, 2017card functionality interface port

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What is the functionality of the COMP port on the interface card?

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COMP port on the interface card is RS232 computer port. It connects a local device for reporting or printing alarms. Since it only transmits, it does not function as control terminal port (craft port), which you can connect to a PC or an external modem.