Internal external – NEXCOM NViS 3620 User Manual
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66
Appendix D: Signal Connection of MCU DI/DO
NViS3620/3720 series User Manual
(Status: Normal)
*When Pre-Alarm function is enabled.
Internal
External
3.3V pull high
Pin 1
Pin 2
Internal
External
3.3V pull high
Pin 1
Pin 2
(Status: Event Occurs)
*When Pre-Alarm function is enabled
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