Remote Controller(Only For Reference) - B-Qtech BQ-D9004 series User Manual

4-CH: RS485/Sensor/Alarm ports
definition(from right to left)：
Pin 1-2：PTZ Control port
Pin 1：RS-485A
Pin 2：RS-485B
Pin 3-4： Sensor 1 input
Pin 5-6： Sensor 2 input
Pin 7-8: Sensor 3 input
Pin 9-10：Sensor 4 input
Pin 11-12：Alarm Output

2.3 Remote Controller(Only for reference)

8-CH: RS485/Sensor/Alarm ports
definition(from right to left)：
Pin 1-2：PTZ Control port
Pin 1：RS-485A / Pin 2：RS-485B
Pin 3-4： Sensor 1 input
Pin 4-5： Sensor 2 input
Pin 6-7: Sensor 3 input
Pin 7-8：Sensor 4 input
Pin 9-10: Sensor 5 input
Pin 10-11: Sensor 6 input
Pin 12-13: Sensor 7 input
Pin 13-14: Sensor 8 input
Pin 15-16：Alarm Output
Channel Select 1-9
1-9
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3