installation & connection
12_
installation & connection
Connecting to the I/O port box
Connect the Alarm I/O cable to the corresponding port of the port box.
Sensor
Alarm
(Warning lamp)
~
ALARM-IN : Used to connect the alarm input sensor or external day/night sensor.
~
ALARM-OUT : Used to connect the alarm output signal.
~
GND : Common ground port for alarm in/output signal.
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If devices (e.g., flashing light and siren) that exceed the voltage and current specifications are connected by using the open
collector method, it may cause malfunction.
Refer to the “
Alarm Out Wiring Diagram
” when connecting devices such as a warning lamp or a siren.
To connect the external sensor
Connect one signal line of a 2-wire sensor to the [
ALARM IN
] port and connect the other wire to the [
GND
]
port.
Alarm In Wiring Diagram
Alarm Out Wiring Diagram
Sensor
GND
RESISTOR
ALARM IN (5mA SINK)
RESISTOR
RESISTOR
VCC_3.3V
DIODE
GND
MLCC
TRANSISTOR
External
connection
Inside of the camera
Warning lamp /
Siren power
Warning lamp /
Siren
ALARM OUT (12VDC 20mA MAX)
RESISTOR
10K ohm
DIODE
RELAY
DC 5V or 3.3V
TRANSISTOR
GND
GND
TRANSISTOR
External connection
Inside of the camera
GND
RESISTOR
Summary of Contents for TNM-3620TDY
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