Справочник Пользователя для Pelco C2908M-B
C2908M-B (4/05)
11
FRONT PANEL COMPONENTS
The PelcoNet NET300 transmission system uses a compact design. For that reason connectors are placed on both the front and rear panels.
Key:
1
=
Terminals for alarm input and relay output
•
•
Two alarm input terminals (
LN1/LN2)
•
Two
relay terminals (
R
) (for one relay)
•
Two ground
terminals
(
GND
)
•
(The two unmarked terminals are not supported.)
2
=
Power
terminals for powering the NET300 unit
3
=
RJ-45
Ethernet
connector for connecting to the network (10/100)
4
=
Power
LED
lights when power is applied to the unit and flashes when transmitting/receiving video
5
=
Network
LED
lights green when the unit is connected to the network
6
=
Data
LED
flashes yellow when data is transmitted.
Figure 1.
Front Panel Connections
REAR PANEL COMPONENTS
Key:
1
=
Video In
BNC socket (transmitter) or
Video Out
BNC socket (receiver) for video source or for an analog video monitor
2
=
RS232/422/485
serial interface port; 9-pin male sub-D socket for controlling data transmissions (RS-232, RS-422, and RS-485
interfaces) and for configuration using terminal software
Figure 2.
Rear Panel Components
Refer to the Hardware Installation section for information on interfacing peripherals to the unit.
�
�
�
Ethernet
IN2
IN1
R
R +
�
�
GND
�
RS232/422/485
Video In
�
�