User's Manual
9
15 Alarm input
16 groups (1–16) alarm input ports, they are
corresponding to ALARM 1–ALARM 16. The alarm
becomes valid in low level.
●
A and B: Control the A/B cable of the RS–485
device. It is used to connect to the PTZ camera.
Please parallel connect 120Ω between A/B cables if
there are too many PTZ decoders.
●
: GND end.
2.2.3 Dimensions
Figure 2-12 Dimensions (mm [inch])
2.3 16-HDD Series
●
The Device has an embedded display on select models. The actual Device shall prevail.
●
The Device has power redundancy on select models. The actual Device shall prevail.
2.3.1 Front Panel
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