Mitsubishi Electric FR-A7NS Instruction Manual page 39

Mount the FR-A7NS to the option connector 3 of the inverter
Mount the FR-A7AP/FR-A7AL to the option connector 2 of the inverter *1
Power on the inverter
120
Power on the servo system controller (SSCNET ΙΙΙ communication starts)
121
130
140
150
160
180
2##
Ready on
3##
Alarm code is
displayed at
Servo on
occurrence of alarm
4##
Normal operation
Power off the servo system controller
110
Power on the servo system controller
Waiting for power on (SSCNET ΙΙΙ communication)
of the servo system controller
*2
Initial data communication with the servo
system controller (initialized communication)
When an alarm/warning
Ready off/servo off
number is displayed
At occurrence of overcurrent shutoff
Ready on/servo off
At occurrence of stall prevention (OL)
At an emergency stop of the
servo system controller
Ready on/servo on
Alarm reset or warning cancel
SSCNET ΙΙΙ communication.
(Refer to page 34.)
SSCNET III COMMUNICATION STATUS
*1 If the FR-A7AP/FR-A7AL is not
mounted to the option connector 2, the
inverter displays an option alarm
(E.OPT). (Note that an option alarm
(E.OPT) will not occur when Pr.800
Control method selection = "9" or Pr.499
SSCNET III operation selection =
"9999".)
*2 Inverter operation mode changes to
"SSCNET ΙΙΙ operation mode" and can
not be changed to external operation
and PU operation. In addition,
operation mode setting of the Pr.79
Operation mode selection is made
invalid.
*3 Refer to page 43 for the reset method of
the inverter protective function. In
(E.OC3)
addition, if the inverter protective
900
function is reset by powering off and on
the inverter power, the inverter
800
recovers in the communication waiting
condition after powering on again.
800
*3
indicates the
4
33