Manual

4. TV8720 connection diagram (continued)
Receiver module, front side Receiver module, rear side
Connections as on receiver module – Connections as on receiver module –
Front Rear:
Video 1 – composite (FBAS) video output 1 12345 – range adjustment
Video 2 – composite (FBAS) video output 2 Brightness – fine adjustment
Audio – audio output Video IN – clamp for twisted-pair transmission
Power – 12VDC input for transformer Audio IN – clamp for twisted-pair transmission
GND – housing grounding
D1+/D1-
– output for alarm contact (NO)
D2+/D2-
– input for data line (RS485)
The maximum distance between a sender and receiver module (depending on selected setting) must not exceed 1,500m. Make sure that you do
not lay the connection line near electrical power lines – in rare cases their proximity may lead to interference (poor picture quality).
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