4-3
4-1 No-load Servo Motor Trial Run
Attention
• During the Trial Run, make sure to separate the servo motor from the machine, such as
couplers and belts.
• In order to avoid damage to the machine during a Trial Run, the Trial Run of the servo
motor must be under no load conditions.
This stage of the Trial Run can confirm the driver wiring, if there is any incorrect wiring, it will cause
an error to the servo motor during the Trial Run process.
1. Install Servo Motor:
Fix the servo motor on the machine table, to prevent the servo motor from bounding or moving
during the Trial Run.
2. Check the Wiring:
Check the servo driver power wiring, servo motor wiring and encoder wiring. At this stage of the
Trial Run, no control signal line is used, please remove the control signal wire (CN1).
3. Turn on the Servo Driver Power:
Turn on the Servo Driver Power, if the Driver Panel displays as below:
This is because digital input contact
CCWL
&
CWL
are operating (please set according to “5-6-1
Digital input/output contact function planning” to determine the operation is under switch in conduction
or open)
When the above screen is displayed on driver panel, servo driver cannot function normally.
Users need to turn off drive prohibit function temporarily during trial run by setting parameter
Cn002.1=1
. After first stage trial run is completed, please restore parameter
Cn002.1=0
.
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