Nokia mobile phone charger circuit diagram (232 type). The handheld addresser is used to program the address of the monitoring module offline. When in use, connect the two output wires of the handheld encoder to the communication bus terminal (terminal label 1, 2) of the monitoring module, turn on the black power switch on the right side upwards, and press "ten Add", [Subtract ten", [Add one place" and [Subtract one place" to program the address. Motion Sensor Photocell Light Control,Sensor For Motion Control,Exterior Motion Sensor Control,Hollow Shaft Encoder Changchun Guangxing Sensing Technology Co.LTD , https://www.gx-encoder.com