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Sony SNT-V304 User Manual Page 43

Video network station.
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Alarm Inputs
Four photocoupler inputs are provided for alarm
inputs. Alarm signals can be connected to any of the
inputs as follows.
To use the electrically isolated inputs, the connected
device must have 5 to 20-V DC output, connected as
Inside server← →Outside server
Approx. 4.7 kΩ
Pins 3, 5, 11 and 13 +
Pins 4, 6, 12 and 14 –
Pin 15
Max. 24V AC/DC
@100 mA
Pin 16
If an alarm device has mechanically switched or open-
collector outputs that do not need to be electrically
isolated, connect as follows.
Alarm Device
5 to 20V DC Output
• Refer to the respective manuals for details on setting
• Please note that specifications and external
Inside server← →Outside server
Pin 9
Approx. 4.7 kΩ
Pins 3, 5, 11 and 13
Pins 4, 6, 12 and 14
Pin 10
Mechanically switched
output device
up the EVI-D30/D31/G20/G21 and HSR-1/1P/2/2P.
appearance may be changed for purposes of
improvement without notification.
switched output


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