21
Alarm Input and Output Connection
Please refer to the following sheet for alarm input and output connection.
See
X287H287H287HFigure 3-5.X
Figure 3- 5 Alarm Input and Output Connection
There are two alarm input types for you to select: normal open (NO) and
normal close (NC).
1. Alarm input
a. Please make sure alarm input mode is grounding alarm input.
b. Grounding signal is needed for alarm input.
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