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Inverter Parameter Read/Write Method
1
PLC FUNCTION
Inverter parameter data read timing chart
Y28(Y2A)
Parameter read
command
X28(X2A)
Parameter read
completion
D9242(D9243)
Parameter
read data
User sequence
processing
Inverter
parameter
1) Read command is turned
on in user sequence.
3) In user sequence, ON of read completion
is confirmed and data are read from data
registers D9242(D9243) and processed.
4) After completion of read,
read command is turned off.
2) Inverter CPU stores inverter parameter
data into data registers D9242(D9243),
and turns on read completion.
5) Inverter CPU confirms that read
command is off and turns off
read completion.