To display negative numbers on the Huichuan touch screen, please set the lower limit of formatting and set the minimum value of negative numbers. Choose signed or floating-point format. The lower bound sets the minimum value of negative numbers. The number of digits before the decimal point cannot be set to 3, only to 4.

You can press and hold any position on the screen immediately after power off and restart, and a dialog box will pop up after the system starts. Enter the password1111,and operate in turn to enter the system parameter setting interface. You can also add function keys when making touch screen images, and choose to pop up the system menu to enter the system parameter settings.

Setting (taking 485) Method 2 on AM600 software, taking Ethernet and selecting the address correspondence table between MODBUSTCP touch screen and PLC requires calculation Method 3. The latest version of the touch screen software supports the option of Huichuan AM600. Just choose Huichuan AM600 directly.

Touch the "+"in the upper left corner of the screen. Touch the "+"in the lower left corner of the screen. Touch the "+"in the upper right corner of the screen. Touch the "+"in the lower right corner of the screen. Touch screen, also known as touch screen and touch panel, is an inductive liquid crystal display device that can receive input signals such as contact.

Look at the display on the panel. Generally speaking, the driver's panel will have a liquid crystal display screen that displays various parameter values and status information. By looking at the actual numbers and symbols on the screen, we can know the current output frequency and current equivalence. Follow the buttons on the panel.

First, find the marked button in the mobile phone, press it, then select math from the options marked "Chinese, English, Expression, Internet, Mathematics" at the bottom of the screen, and finally find the plus sign and press it.