Fuji Electric FRENIC MEGA G2 Series - 3.2 Overview of Operation Modes

3.2 Overview of Operation Modes
3-3
OPERATION USING THE KEYPAD
Chap 3
3.2 Overview of Operation Modes
FRENIC-MEGA is equipped with the following three operation modes.
Table 3.2-1 Operation modes
Operation mode
Description
Running Mode
When powered ON, the inverter automatically enters this mode.
This mode allows you to specify the reference frequency, PID command value and
etc., and run/stop the motor with the / keys.
The running status can also be monitored in real time.
Changes to the status display (see 3.3.2 ) when not in the normal running status.
Changes to the warning display (see 3.3.3 ) when a warning occurs.
Programming Mode
This mode allows you to configure function code data and check a variety of
information relating to the inverter status and maintenance.
Alarm Mode
If an alarm condition arises, the inverter automatically enters Alarm mode in which
you can view the corresponding alarm code* and its related information on the LED
monitor.
* Alarm code: Indicates the cause of the alarm condition. For details, first see “Table
6.1-1 Abnormal States Detectable (“Alarm” and “Warning” Objects)” in Chapter 6
“6.1 Protective Function” , and then read the troubleshooting information for each
alarm.
Fig. 3.2-1 below shows the status transition of the inverter between these three operation modes.
Fig. 3.2-1 Status transition between operation modes
(When alarm occurs)
Alarm canceled
Alarm
occurrence
Power ON
Running mode
Run/stop operation
Running status monitor
See 3.3.1 for
details.
■
Status display
(differs from normal running status
display)
See 3.3.2 for
details.
Warning display
(alternates with running status monitor,
operation continues)
See 3.3.3 for
details.
Alarm status check
Information check
See 3.5 for details.
Displays alternately
Programming mode
Function code setting
Status monitor
See 3.4 for details.
+
Alarm mode