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PWR and ERR light
Q12: the result is not correct when doing floating operation
A12:
Please transform the integer to floating number. For example: EDIV D0 D2 D10. If the value
of D0 and D2 is integer, the result will has error (D10). Please use below instruction to
transform the integer to floating number.
Q13: Why the floating numbers become messy code in online ladder monitor window?
A13:
As the floating number cannot be displayed in online ladder monitoring, please monitor the
floating number in free monitor function.
Open XDPpro software, click online/free monitor. The following window will pop up:
Click "add" in the window, the following window will pop up. Set the monitor mode to
"float". Monitor register set to D10. Then click ok.
1. PLC input voltage is not
stable
2. there is dead loop in the
program
3. PLC system has problem
361
Check the power supply
voltage, check if there is dead
loop in the program. Update the
hardware of PLC. Contact us for
help.
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