HarmonicDrive H A - 800A, Manual

Page: 72 / 314

3-3 Operation check with the actuator alone
3-11
4
3
3
1
9
8
7
6
9
8
Star
tup
Speed control mode
Operation Description
of problem
Check item Estimated cause
Refere-
nce
Servo-ON
input
The servo
does not lock.
Is the motor wire connected
correctly?
Poor motor wire connection
P2-17
Is the operation preparation
completed?
1
．
The servo-ON signal has not been
input.
2
．
Is the DC24V power supplied
correctly to the IN-COM?
P5-9
P5-4
Is warning 93 generated? The main circuit voltage is not input or
lower than the warning 93 threshold.
P2-5
An alarm
generates.
Refer to [Chapter 11 Troubleshooting]. Chapter
11
FWD
enable or
REV
enable ON
The actuator
does not
rotate.
Is the motor wire connected
correctly?
Wrong motor wire UVW connection
P2-17
Check the d11 speed
command voltage in the
status display mode.
The speed command voltage is 0V.
P5-20
Monitor the I/O statuses
using PSF-800 software.
Input signal is incorrect.
P5-9
Are the internal speed
command value and
related items correctly set
and selected?
Internal speed command setting error or
internal speed command selection
(CN2) error
P5-10
Is the FWD or REV inhibit
input enabled?
The FWD/REV inhibit inputs are
enabled.
P5-9
Check FWD/REV enable
status.
Both the FWD and REV enable inputs
are turned ON or OFF.
The rotation
direction
*1
is
reversed.
Is the command voltage
input correctly?
The opposite polarity is set.
P5-16
Check FWD/REV enable
status.
At + (-) command voltage input, the
FWD (REV) enable inputs are turned
OFF and the REV (FWD) enable inputs
are turned ON.
Check the command
polarity.
Parameter setting error
P8-7
An alarm
generates.
Refer to [Chapter 11 Troubleshooting]. Chapter
11
*1: The rotation polarity varies depending on the actuator model. Refer to the manual of your actuator.