61
cables if there are too many PTZ decoders.
Note
Different models support different alarm input ports. Please refer to the specifications sheet for
detailed information.
Slight difference may be found on the alarm port layout.
2.3.2
Alarm input port
Connect the positive end (+) of the alarm input device to the alarm input port (ALARM IN 1
～
16) of the
NVR. Connect the negative end (-) of the alarm input device to the ground end (
) of the NVR.
Figure 2-34
Note
There are two alarm input types: NO/NC.
When connect the ground port of the alarm device to the NVR, you can use any of the GND ports
(
).
Connect the NC port of the alarm device to the alarm input port (ALARM) of the NVR.
When there is peripheral power supplying for the alarm device, please make sure it is earthed with
the NVR.
2.3.3
Alarm input and output port
There is peripheral power supplying for the external alarm device.
In case overload may result in NVR damage, please refer to the following relay specifications for
detailed information.
A/B cable of the RS485 is for the A/B cable connection of the speed PTZ.
2.3.4
Alarm relay specifications
Model:
JRC-27F
Summary of Contents for ECL-NVR16P-DH
Page 1: ...ECL NVR16P DH User s Manual V 1 3 0 Our units do not support PAL...
Page 81: ...140 Figure 4 74 Figure 4 75...
Page 82: ...141 Figure 4 76 Figure 4 77...
Page 88: ...147 Figure 4 82 Figure 4 83...
Page 89: ...148 Figure 4 84 Figure 4 85...
Page 90: ...149 Figure 4 86 Figure 4 87...
Page 92: ...151 Figure 4 89 Figure 4 90...
Page 130: ...189 Figure 4 136 Figure 4 137 4 14 3 1 Add Modify Group...
Page 171: ...230 Figure 5 53 Figure 5 54...
Page 172: ...231 Figure 5 55 Figure 5 56 Figure 5 57...
Page 176: ...235 Figure 5 61 Figure 5 62...
