Mitsumi electronic 55K Welding System User Manual


 
PARAMETERS
119
(
6
)
Communication specifications for RS-485 communication
Operation Mode
Operation Location Item
Communication
Operation from PU
Connector
External
Operation
Computer Link Operation
(inboard option used)
Run command (start) Enable Disable Disable
Running frequency setting Enable
Enable
(Combined
operation mode)
Disable
Monitoring Enable Enable Enable
Parameter write Enable (*4) Disable (*4) Disable (*4)
Parameter read Enable Enable Enable
Inverter reset Enable (*2) Enable (*2) Enable (*2)
Computer user program via
PU connector
Stop command (*3) Enable Enable Enable
Run command Disable Disable Enable (*1)
Running frequency setting Disable Disable Enable (*1)
Monitoring Enable Enable Enable
Parameter write Disable (*4) Disable (*4) Enable (*4)
Parameter read Enable Enable Enable
Inverter reset Disable Disable Enable (*2)
Computer user program via
inboard option
Stop command (*3) Disable Disable Enable
Inverter reset Enable Enable Enable
Run command Disable Enable Enable (*1)Control circuit terminal
Running frequency setting Disable Enable Enable (*1)
(*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.
(
7
)
Operation at alarm occurrence
Operation Mode
Fault Location Description
Communication
Operation
(PU connector)
External
Operation
Computer link
Operation
(inboard option used)
Inverter operation Stop Stop Stop
PU connector Continued Continued ContinuedInverter fault
Communication
Inboard option Continued Continued Continued
Inverter operation Stop/continued (*5) Continued Continued
PU connector Stop Stop Stop
Communication
error
(Communication
from PU connector)
Communication
Inboard option Continued Continued Continued
Inverter operation Continued Continued Stop/continued (*6)
PU connector Continued Continued Continued
Communication
error
(Inboard option)
Communication
Inboard option Stop Stop Stop
(*5) Can be selected using the corresponding parameter (factory-set to continue)
(*6) Can be selected using the corresponding parameter (factory-set to stop)
(
8
)
Communication error
Fault Location Error Message
Communication error
(Error in communication from PU
connector)
E.PUE
Communication error
(Inboard option)
E.OP1 to E.OP3
4