Details of the problem:
Hello, I purchased a set of FC-8820A two doors access control board from your company, switching power supply and glass breaker·alarm, how to connect to enable fire alarm effect, please provide the two doors access control board from your company connection diagram of the device, thank you
Expert answer:
Hello, thank you for purchasing our company's access control products, please refer to the following pictures to connect
If you encounter something that you don’t understand when connecting, please add my QQ, and I will give you guidance: QQ 2880150932
