Panasonic WV-SW395 Security Camera User Manual


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<Ratings>
 • ALARM IN1/ DAY/NIGHT IN, ALARM IN2, ALARM
IN3
Input specification: No-voltage make contact input
(4 V - 5 V DC, internally pulled up)
OFF: Open or 4 V - 5 V DC
ON: Make contact with GND (required drive current:
1 mA or more)
 • ALARMOUT,AUXOUT
Output specification: Open collector output (maxi-
mum applied voltage: 20 V DC)
Open: 4 V - 5 V DC by internal pull-up
Close: Output voltage 1 V DC or less (maximum drive
current: 50 mA)
• Microphone/line input cable
Connect a monaural mini plug (ø3.5 mm).
 • Inputimpedance:Approx.2kΩ
 • Recommendedcablelength:1m{3.28feet} or less
(for microphone input)
10 m {32.8 feet} or less (for line input)
 • Recommendedmicrophone:Plug-inpowertype
(option)
 • Supplyvoltage:2.5V±0.5V
 • Recommendedsensitivityofmicrophone:–48dB
±3dB(0dB=1V/Pa,1kHz)
Important:
 • Connect/disconnecttheaudiocablesandturnonthe
power of the camera after turning off the power of the
audio output devices. Otherwise, loud noise may be
heard from the speaker.
• Audio output cable
Connect a stereo mini plug (ø3.5 mm). (Audio output
is monaural.) Use an external speaker with amplifier.
 • Recommendedcablelength:10m{32.8feet} or less
Note:
 • Makesurethatthestereominiplugisconnectedto
this cable. When a monaural mini plug is connected,
audio may not be heard.
When connecting a monaural speaker with amplifier,
use an optional conversion cable (mono-stereo).
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