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operation and programming vacon
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5.3 LCD Displays
The Vacon 500x drive’s digital keypad display provides information such as source of drive control, status,
mode, and access rights.
5.3.1 Control
The first 3 characters of the display show the source of control for the drive:
5.3.2 Vacon 500x Keypad Status and Warning Messages
Table 4 shows Vacon 500x keypad status messages that may appear during operation:
In Fault mode, pressing the UP and DOWN keys allows the operator to view the drive’s
status immediately before the fault occurred. Use the UP and DOWN arrows to scroll
through the status parameters. Press the STOP (Reset) key to return to normal
operation.
See
for information about viewing Advanced Fault
Codes and understanding error codes.
The red STOP indicator functions as a reset button when in Fault mode. If the drive has
stopped because of a fault, this light flashes to call attention to the display.
Table 3: Function of Keys in Fault Mode
Display Values
Meaning
LOC
Local control via the keypad
REM
Remote control from the terminal strip
SIO
Remote control via the RS485 Serial SIO Link
SQx
Control via the Program Sequencer
MEA
The Stator Resistance Measurement is armed
Message
Meaning
Stopped
The drive is not spinning the motor or injecting DC voltage. The drive is ready to
run when given the proper signal.
FWD Accel
The drive is spinning the motor in the forward direction and the speed of the
motor is increasing.
REV Accel
The drive is spinning the motor in the reverse direction and the speed of the
motor is increasing.
FWD Decel
The drive is spinning the motor in the forward direction and the speed of the
motor is decreasing.
REV Decel
The drive is spinning the motor in the reverse direction and the speed of the
motor is decreasing.
Jog FWD
The drive is jogging in the forward direction.
Jog REV
The drive is jogging in the reverse direction.
Table 4: Keypad Status States
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