Allied International Home Security System Home Security System User Manual


 
Camera interfaces
Hardware Installation Guide V2.0.0
55
Outputs OSCAR/MARLIN
The OSCAR and MARLIN cameras have 2 non-inverting outputs with open
emitters. These are shown in the following diagram:
Figure 31: Output schematics with external resistor R (OSCAR/MARLIN)
Parameter Test condition Value
Emitter current Max. 500 mA
Emitter collector voltage Max. 45 V
Figure 32: Output parameters (OSCAR/MARLIN)
OutVCC Resistor value
5 V 1 kΩ
12 V 2.4 kΩ
Figure 33: OutVCC (OSCAR/MARLIN)
Note
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OSCAR/MARLIN
Voltage above +45 V may damage the optical coupler.
The output connection is different to the AVT Dolphin
series to achieve higher output swing.
Depending on the voltage applied at OutVCC and the
type of input which you want to drive, it may be neces-
sary to switch an external resistor in series between
GPOut1 and ground. The use of 1 kΩ @ 5 V or 2.4 kΩ @
12 V can be recommended. Typical delay is not more
than 40 µs.
Note
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For information on output features (IntEna, Fval, Busy) and
configuration via registers see Technical Manuals.