D/O – Alarm Output
DN1125 provides 1 channel D/O (Alarm Output). It may be connected to either
voltage type sensor or relay type sensor as following Figure 6.
C
1
+5V
Figure 6. Digital Output Connection
Please pay attention to electric characteristics during installation.
RS-232C – will be replaced by RS-422/RS-485
RS-232C (new RS-422/RS-485) Terminal Block is used for some devices such as
POS terminal block.
RX
<RS- 232C Applic ation>
TX G ND
RX
TX
G ND
TX
RX
G ND
Figure 7. RS-232C (new RS-422/RS-485) Connection
5
Four (4) pin connector for audio In / Out
DN1125 has a mono audio input and a mono audio output. As the output power
for the audio is low, amplifier speaker is needed (Do not use a headphone or
earphone directly connected into the camera).
Figure 8. 3 pin connector for audio in and out.
A out
A in
Mic
Amp Speaker
