User manual

76
Test Run Procedure
When the PLC has been installed and wired, begin test run in the
following order.
Item What to check/do
Supply power
• Check if the input voltage of the power supply module is
within specifications.
• Check if the power voltage for the I/O modules is within
specifications.
• Connect WinGPC to the CPU module. (Set the CPU module to
the PROG mode.)
• Turn on the power source.
• Check the LED display of the power supply module.
Initialize
memory
• Initialize the PLC using WinGPC. (This clears the program on
the PLC.)
Check I/O
wiring
• Check the LED of the input modules and use the monitor
function of WinGPC or HHP after test run the input device.
• Check the wiring of the output by turning the output On/Off
using the monitor mode of WinGPC. (set CPU module to Run
mode.)
Programming
• Input the program instructions using WinGPC.
• Download the program from WinGPC into the CPU module, if
any.
Test r un
• Set the mode switch of the CPU module to run.
• Check if the Run LED is illuminated.
• Check the sequence operation.
Correct
program
• Check and correct any program errors.
Store
program
• Store the program onto a floppy disk or similar storage
device such as HDD.
• Print the program (ladder, mnemonic) and store it in a secure
place.
It is recommended to record the PLC types, program capacity, name of
installation, and date for the recorded program.
NOTE