4. TV8720 connection diagram
(continued)
Receiver module, front side
Receiver module, rear side
Connections on receiver module, rear side:
12345 – distance setting
RJ11 jack – input for twisted pair CAT5 cable
Video IN – screw terminal for twisted pair transmission (instead of RJ45)
Audio IN – screw terminal for twisted pair transmission (instead of RJ45)
Power – 12VDC input for power supply unit
S1/S2 – output for alarm contact (NO)
A1/A2 – input for data line (RS485)
RJ45 jack – input for twisted pair CAT5 cable
Connections on receiver module,
front side:
Video 1 – composite (FBAS) video OUT 1
Video 2 – composite (FBAS) video OUT 2
Audio – audio OUT
Power – 12VDC input for power supply unit
GND – housing grounding
The maximum distance between a sender and receiver module (depending on selected setting) must not exceed 2,400 m. Make sure that you
do not lay the connection line near electrical lines –- in rare cases their proximity may lead to interference (poor picture quality).
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