Traditional Culture Encyclopedia - Hotel franchise - How to lift the manufacturer's restrictions on hotel revolving doors?
How to lift the manufacturer's restrictions on hotel revolving doors?
First, crack the control program and remove the set restrictions.
1, crack the program protection password set by the manufacturer,
2. Read out the control program
3. Analyze the control program, find out the limited program segment, and prohibit or delete the program segment.
4. Download the modified program to the controller again.
Second, replace the new program.
1 First, sort out the peripheral lines of the revolving door and find the definition of each signal.
2. Reprogram according to the found signal definition.
3. Delete the source program of the controller.
4. Download the new program to the controller.
Third, the new control system.
This requires replacing the hardware of the system.
Some people just need to replace the controller; Some people need to replace the controller and frequency converter; Some people need to replace controllers, frequency converters, positioning sensors and even touch screens, depending on the technical level of maintenance personnel.
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