Yaskawa DSD 406 - Manual (Page 27)

3 Operation
23 3/21/96
Controls and Indicators
Controls and
Indicators
Pressing the reset button causes the drive to clear faults, or in some cases to reset
the drive, depending on the context.
To the right of the RESET button is a vertical strip of six light emitting diodes
(LEDs):
All status LEDs are under the control of the application specific software.
However, the following descriptions indicate typical uses for the LEDs. The
PAC diagram for this drive must be consulted to determine the actual meaning
for each LED.
Indicates that the drive is ready to operate.
DC loop contactor is closed and drive is controlling motor speed.
Drive is demanding armature current at or above the preset current limits.
RESET Button
Status LEDs
Ready
Run
Torque Limit
Figure 8. Operator Controls and Indicators
The “Operation” Section describes and illustrates the following:
●
Operator’s controls and indicators.
● Steps you need to follow to start-up your DSD drive.
●
Types of parameters that can be entered after start-up.
●
Types of monitor functions available after start-up.
●
Upload/Download of Programs or Parameters procedure.
●
How to access error and fault lists and clear them.
●
How to access non-volatile “RAM”.
●
How to reload the default functions.
● Self-tuning feature.
The upper right corner of the power cube cover contains the operator controls
and indicators of the SCDU. Figure 8 identifies these operator components.
Although accessible with the cover in place, all of these components are part of
the DSD Drive Control PCB.
RESET
BUTTON
RUN (green)
READY (green) SCDU
MEM
UNPROT
DOWN
NV RAM
PROTECTION
ENTER
E-STOP
(red)
FAULT (red)
OVERLOAD
(yellow)
TORQUE
LIMIT
(yellow)
+
DATA/FCTN
UP
LA-3
DATA
LED
DATA
PENDING