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3.8 Alarm Input and Output Connection
Please refer to the following sheet for alarm input and output connection. See Figure 3-5.
1U series
1.5U Series
2U Series
Figure 3-5
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.
c. Alarm input needs the low level voltage signal.
Содержание DVR-470
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Страница 8: ...8 APPENDIX G EARTHING 175 APPENDIX H TOXIC OR HAZARDOUS MATERIALS OR ELEMENTS 180...
Страница 32: ...32 2 3 3 2U series Please refer to Figure 2 10 for connection sample Figure 2 9...
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Страница 53: ...53 2U Series Figure 3 11...
Страница 68: ...68 Figure 4 21 Figure 4 22 Figure 4 23 4 5 3 Video Loss Figure 4 24...
Страница 71: ...71 Figure 4 27 Figure 4 28 Figure 4 29 Figure 4 30...
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