Mitsubishi Electronics FR-S500 instruction manual Parameter write disable selection Pr, Setting

Operation selection function parameters

2.10.7 Parameter write disable selection (Pr. 77 )

You can select between write-enable and disable for parameters. This function is used to prevent parameter values from being rewritten by incorrect operation.

Parameter	Name	Factory	Setting	Remarks
		Setting	Range
77	Parameter write disable	0	0, 1, 2	Setting is enabled when Pr. 30 = "1"
	selection

<Setting>

Pr. 77 Setting	Function
0	Write is enabled only during a stop in the PU operation mode. (*)
1	Write disabled.
	Values of Pr. 22, Pr. 30, Pr. 75, Pr. 77 and Pr. 79 can be written.
2	Write is enabled even during operation. Write is enabled independently of
	the operation mode.

CAUTION

•*The shaded parameters in the parameter list always allow setting. Note that the Pr. 70 and Pr. 72 values may be changed during PU operation only.

•If Pr. 77 = 2, the values of Pr. 17, Pr. 23, Pr. 28, Pr. 60 to Pr. 63, Pr. 64, Pr. 65,

Pr. 71, Pr. 79, Pr. 98, Pr. 99, CLr cannot be written during operation. Stop operation when changing their parameter settings.

•By setting "1" in Pr. 77, the following clear operations can be inhibited:

•Parameter clear

•All clear

108