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4. Digital operator description
4.1 Description of digital operator panel
：
数字显示器：
Digital display
正
/
反转切换键：
Forward/reverse switch key
运行键：
Run key
停止复位键：
Stop reset button
移位键：
Shift key
频率调节键：
Frequency adjustment key
编程键（进
/
退）：
Programming key (forward/backward)
选择
/
确认键：
Select/confirm key
递增递减键：
Up and down keys
4.2 Operation example
：
Upload the inverter host parameters to the digital operator
：
Press the (stop)
STOP
button and not release it, and then press the (up arrow) ▲ button, the digital operator will
automatically read all the parameters in the inverter host and save them in the digital operator, and the original parameters
will be overwritten. The digital operator can only save the last parameter uploaded. After uploading is complete, please press
(program)
PRGM
key to exit. During the upload process, if there is an error, its error number will be displayed. Please press
the (program)
PRGM
button to clear the error and try the above upload operation again.
Download the parameters in the digital operator to the inverter host
：
Press the (stop)
STOP
button and not release it, and then press the (down arrow)▼ button, the digital operator will
automatically download all the parameters in the digital operator to the inverter host, and save it in the inverter host. The
original parameters are overwritten. The inverter host can only save the last downloaded parameter. After the digital operator
