Mitsubishi Electric FR-A7NC Instruction Manual page 40

(3) Inverter operation at a communication error occurrence
How the inverter operates at a communication line error or an option unit fault can be set.
Parameter
Number
502
About setting
Operation at an error occurrence
Error Definition
Communication line
Communication
option itself
* When the communication returns to normal within the time period set in Pr. 500, the communication option error (E.OP1 or
E.OP3) does not occur.
Operation at error recognition after elapse of Pr. 500 time
Error Definition
Communication line
Communication
option itself
Name
Stop mode selection at
communication error
Pr. 502 Setting Operation
0
1
Continued *
2
3
0, 3 Coast to stop
1, 2 Decelerated to stop E. 1 or E. 3 lit after stop
Pr. 502 Setting Operation
0 Coast to stop
1
Decelerated to stop
2
3
0, 3 Coast to stop
1, 2 Decelerated to stop E. 1 or E.3 lit after stop
Minimum Setting
Setting Range
0, 1, 2, 3
Indication
Normal indication *
E. 1 or E. 3 lit
Indication
E.OP1 or E.OP3 lit
E.OP1 or E.OP3 lit
after stop
Continued Normal indication
E. 1 or E.3 lit
INVERTER SETTING
Initial Value
Increments
1
Fault Output
Not provided *
Provided
Provided after stop
Fault Output
Provided
Provided after stop
Not provided
Provided
Provided after stop
0
4
33