Справочник Пользователя для Pelco MS508
6
Pelco Manual C820M-D (1/01)
LOOPING SWITCHERS
Use coaxial cable to connect the input and looping video cables to the appropriate input
connectors. Connect the monitor(s) to the monitor output. (Refer to Figures 3 and 4.)
connectors. Connect the monitor(s) to the monitor output. (Refer to Figures 3 and 4.)
IMPORTANT:
Looping
switchers do not have inter-
nal termination. Inputs must
be terminated at 75 ohms by
other equipment in the
system.
nal termination. Inputs must
be terminated at 75 ohms by
other equipment in the
system.
Figure 3. MS500 Series Switchers - Looping Configuration
Figure 4. MS500 Series Switchers - Looping Configuration with Coaxitron Transmitter
CAMERA
MON
4
3
2
1
AC INPUT
UN-TERMINATED
MONITOR
(SWITCH IN THE
HI-Z POSITION)
CAMERA
MON
4
3
2
1
AC INPUT
MS504LDT (REAR VIEW)
MS504DT (REAR VIEW)
TERMINATE
MONITOR
(SWITCH IN THE
75Ω POSITION)
CAMERA
MON
4
3
2
1
AC INPUT
COAXITRON
TRANSMITTER
UNTERMINATED
TRANSMITTER
TERMINATE
MONITOR
(SWITCH IN THE
75Ω POSITION)
CAMERA
MON
4
3
2
1
AC INPUT
COAXITRON
TRANSMITTER
TERMINATE
MONITOR
(SWITCH IN THE
75Ω POSITION)
MS504LDT
(REAR VIEW)
MS504DT
(REAR VIEW)
TERMINATE LOOPING
OUTPUT AT 75Ω
OUTPUT AT 75Ω