RedLeaf RLC-BF Series, Руководство пользователя

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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. If the type is NC, this button is normal off. The button becomes off when there is
an alarm output.
2.5.2. IR LIGHT CONNECTION
Please refer to the following figure for external IR light information.
See Figure 2-7. IR synchronization input signal. When the external IR light is on, the
signal cable from the board outputs the 3.3V/1mA. It outputs the 0V when the IR light is
off.