L7C Series AC Servo Drives Quick Start Guide
Page 54 of 60
L7C Servo Drives Quick Start Guide – 1st Ed. Rev A, 11/29/2021
Step 3: Control Mode Selection
Tor
que Mode S
tep 3
Substep
Task
A
On the
Select Control Mode
screen, select
Torque (3)
for Control Mode (Object 0x3000)
Click
Next
B
Set the
Analog Torque Command Scale
(Object 0x2210) This is how much rated torque you want the
motor to output at every volt increment when using the analog input The analog input has a rated
voltage swing of -10VDC to +10VDC The example below will output 100% torque at +10VDC input (100
x 01%/V x 10V)
C
Set the
Speed Limit Function Select
dropdown to
Speed Limit Value
D
Enter a
Speed Limit Value at Torque Control Mode
(Object 0x230E) In torque mode the motor will
continue to spin faster and faster until the commanded torque is reached Without a proper speed limit,
the motor may reach dangerous speeds depending on your application The default value is 1000RPM
For initial testing and setup, a smaller value is recommended (100RPM) The 0x230E value can be
changed later in the
Object Dictionary
For more information, see Section 35 “Torque Operation” in the
User Manual
E
Click
Next
Step 4: Set Rotation Direction
Tor
que Mode S
tep 5
Substep
Task
A
Set rotation direction on the
Rotation Direction Select
screen This sets which motor direction is
considered positive or negative If this isn’t known, it can be set later in 0x2004 (in the Object Dictionary
\ Basic tab)
B
Click
Next
