The YLZK-H1 series controller is a new generation boiler controller launched by our company. The HP1769 controller takes ARM’s cortex-M3 series microprocessor as the core, uses a color touch screen as a man-machine interface, and has display functions such as text, graphics, and animation. , It is a boiler controller with beautiful appearance, strong anti-interference ability, high reliability and high cost performance. Basic operation, 2.1 main screen operation, power on the controller, LCD touch screen displays the initial welcome screen. As shown in Figure 1, the initial welcome screen in Figure 1, click in the middle of the touch screen, the controller will beep once, and the touch screen will enter the main screen, as shown in Figure 2. Figure 2 Main screen, press "Power" to enter the manual operation screen of the heating group. Press "Run" for feedwater pump to enter the manual operation screen of feedwater pump. Press the "Start/Stop" button, the controller enters the running state; the button displays as, press again, the controller exits the running state.