双通道电流表控制程序，电流表显示两路电流，并监控，具有过流保护，控制电源通断，可设置报警点，自动测试，替代人工万用表测试，提高工作效率-Dual-channel ammeter control procedures, ammeter shows two current monitoring, overcurrent protection, control power on and off, you can set the alarm point, automatic test alternative to artificial multimeter test, improve work efficiency