12
2.3
Alarm Connection
2.3.1
Alarm Port
The K-NL304K and K-NL308K alarm port is shown as below. See Figure 2-6.
Figure 2-6
Icon
Function
1
～
4
ALARM1
～
ALARM4. The alarm becomes activated in the
low level.
N1,N2,C1,C2
Two N activation output groups. (On-off button)
GND
A/B
485 communication port. They are used to control devices
such as PTZ. Please parallel connect 120TΩ between A/B
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.
The K-NL316K alarm port is shown as below. See Figure 2-7.
Figure 2-7
Summary of Contents for k-nl304k
Page 1: ...Network Disk Recorder User s Manual Model No K NL304K K NL308K K NL316K Version 1 0 5 ...
Page 32: ...23 The following figure is based on our K NL316K product Figure 3 2 ...
Page 50: ...41 Figure 4 25 ...
Page 67: ...58 Figure 4 52 Figure 4 53 ...
Page 88: ...79 Figure 4 71 Figure 4 72 ...
Page 89: ...80 Figure 4 73 Figure 4 74 ...
Page 94: ...85 Figure 4 78 Figure 4 79 ...
Page 95: ...86 Figure 4 80 Figure 4 81 ...
Page 96: ...87 Figure 4 82 Figure 4 83 ...
Page 99: ...90 Figure 4 86 Figure 4 87 ...
Page 114: ...105 send rate and receive rate at the top panel Figure 4 105 ...
Page 119: ...110 Figure 4 111 Figure 4 112 ...
Page 129: ...120 Figure 4 125 Figure 4 126 ...
Page 164: ...155 Figure 5 38 Figure 5 39 Figure 5 40 ...
Page 172: ...163 Figure 5 51 Figure 5 52 Figure 5 53 Figure 5 54 ...
