Computer Link Operation (Pr. 117 To Pr. 124) - Mitsubishi Electric FR-A520-0.4K-NA Instruction Manual

( 5 ) Communication specifications for RS-485 communication
Operation Location
Computer user program via
PU connector
Computer user program via
inboard option
Control circuit terminal
(*1) As set in the operation and speed command write parameters.
(*2) At occurrence of RS-485 communication fault, the inverter cannot be reset from the computer.
(*3) As set in Pr. 75.
(*4) As set in Pr. 77.
( 6 ) Operation at alarm occurrence
Fault Location
Inverter operation
Inverter fault
Communication
Communication Inverter operation
error
(Communication
Communication
from PU connector)
Inverter operation
Communication
error
Communication
(Inboard option)
(*5) Can be selected using the corresponding parameter (factory-set to continue)
(*6) Can be selected using the corresponding parameter (factory-set to stop)
( 7 ) Communication error
Fault Location
Communication error
(Communication from PU connector)
Communication error
(Inboard option)
Item
Run command (start)
Running frequency setting
Monitoring
Parameter write
Parameter read
Inverter reset
Stop command (*3)
Run command
Running frequency setting
Monitoring
Parameter write
Parameter read
Inverter reset
Stop command (*3)
Inverter reset
Run command
Running frequency setting
Description
PU connector
Inboard option
PU connector
Inboard option
PU connector
Inboard option
Error Message
E.PUE
E.OP1 to E.OP3
Operation Mode
Communication
External
Operation from PU
Operation
Connector
Enable Disable
Enable
Enable (Combined
mode)
Enable Enable
Enable (*4) Disable (*4)
Enable Enable
Enable Enable
Enable Enable
Disable Disable
Disable Disable
Enable Enable
Disable (*4) Disable (*4)
Enable Enable
Disable Disable
Enable Enable
Enable Enable
Disable Enable
Disable Enable
Communication
Operation External Operation
(PU connector)
Stop
Continued
Continued
Stop/continued (*5)
Stop
Continued
Continued
Continued
Stop
123
PARAMETERS
Computer Link Operation
(inboard option used)
Disable
Disable
Enable
Disable (*4)
Enable
Enable
Enable
Enable (*1)
Enable (*1)
Enable
Enable (*4)
Enable
Enable
Enable
Enable
Enable (*1)
Enable (*1)
Operation Mode
Computer link Operation
(inboard option used)
Stop Stop
Continued Continued
Continued Continued
Continued Continued
Stop Stop
Continued Continued
Continued Stop/continued (*6)
Continued Continued
Stop Stop