eLine Technology DFB User Manual - Manual (Page 25)

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2.5 Alarm Setup
The alarm setup interface is shown as below. See Figure 2-4.
z Connect the alarm input device to the alarm input port.
z Connect the alarm output device to the alarm output port and alarm output public port. The
alarm output port supports NO (normal open) alarm device only.
z Open the Web, go to the Figure 2-4. Here you can set the alarm input setup and alarm
output setup. Please set the alarm in for the alarm input in the rear panel. Then you can
select the corresponding type (NO/NC) according to the high/low level type when an alarm
occurs.
z Set the WEB alarm output. The alarm output 01 is the alarm output port of the device rear
panel.
Figure 2-4
2.5.1 Alarm Input and Output Connection
Please refer to the following figure for alarm input information. See Figure 2-5.
Alarm input: When the input signal is idle or grounded, the device can collect the different
statuses of the alarm input port. When the input signal is connected to the 5V or is idle, the
device collects the logic “1”. When the input signal is grounded, the device collects the logic “0”.
Figure 2-5
Please refer to the following figure for alarm output information. See Figure 2-6.
Port NO and Port C composes an on-off button to provide the alarm output.
If the type is NO, this button is normal open. The button becomes on when there is an alarm
output.
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