Self-diagnostic Function

3.16.1 Error-time operation mode

The built-in PLC function allows you to set whether the sequence program operation will be stopped or continued at occurrence of an operation error.

Use the built-in PLC function parameter to set whether operation will be stopped or continued.

zDefault value of error-time operation mode

The following table indicates the default value (initial value) of the error-time operation mode and the status of the built-in PLC function.

Table 3.5 Error-time Operation Mode

 

 

 

CPU Status

 

 

Error Definition

Operation

P.RUN

Special

registers

diagnostic

 

 

 

 

 

Special

Self-

 

 

 

LED

relays

for data

error No.

 

 

Default value

 

 

turned on

 

 

 

 

 

storage

(D9008)

 

An error occurred in

 

 

 

 

 

 

the sequence

 

 

 

 

 

 

program, e.g. an

 

 

 

 

 

Operation

attempt was made to

 

 

M9010

D9010

 

make BCD

Continuation

Flicker

50

error

conversion of any

 

 

M9011

D9011

 

 

 

 

 

 

 

 

value outside the

 

 

 

 

 

 

range 0 to 9999 (or 0

 

 

 

 

 

 

to 99999999).

 

 

 

 

 

94

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Mitsubishi Electronics 700 Series, FR-A700 specifications Error-time operation mode, CPU Status Error Definition Operation