Alarm Input X
Meaning of the columns:
Input Name: Change alarm input name, with a maximum of 100 characters.
Type: Change trigger type of alarm input X. Trigger types:
Output N: Does alarm input X trigger the N output interface on controller.
Extension Output N: Does alarm input X trigger the N output interface on controller extension board.

Alarm input type are normal open and normal close. Controller can judge alarm by input interface to detect switch signal:
Normal open: Alarm activated when the two input contacts connected.
Normal Close: Alarm activated when the two input contacts disconnected.

Alarm output type depends on alarm device contacts which can not changed by software.

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