Hitachi SJ7002 Series Instruction Manual page 257

6–10
Monitoring Trip Events, History, & Conditions
OPE / SRW
Display
E41.-
NET.ERR
E60.-
to
E69.-
OP1-0
OP1-9
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Name
ModBus If time-out occurs because of line discon-
communica- nection during the communication in
tion error ModBus-RTU mode, the inverter will
display the error code shown on the left.
(The inverter will trip according to the
setting of C076.)
Option 1 error The inverter detects errors in the option
board mounted in the optional slot 1. For
details, refer to the instruction manual for
the mounted option board.
Note 6: The inverter will not accept reset commands input via the RS terminal or entered by
the STOP/RESET key. Therefore, turn off the inverter power.
Note 7: The inverter applied for 004 to 110L/H will not accept reset commands input via the
RS terminal or entered by the STOP/RESET key. Therefore, turn off the inverter
power.
Note 8: The inverter will not accept the reset command entered from the digital operator.
Therefore, reset the inverter by turning on the RS terminal.
NOTE: If an EEPROM error (E08) occurs, be sure to confirm the parameter data values are
still correct.
Description
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•
•
•
Troubleshooting and
Corrective Action
Check whether the communication speed
setting is correct.
Check whether the wiring distance is
appropriate (check the connections).
Check whether the option board is
mounted correctly (check the board
mounting).
Check whether the option board is used
correctly (refer to the instruction manual
for the option board SJ-FB, SJ-DG, or
SJ-DN).