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3. SIGNALS AND WIRING
Control
Mode
Signal
Symbol
Connec-
tor Pin
No.
Functions/Applications
I/O
Division
P
S
T
Torque limit
TL
CN1B
9
Torque limit selection input device.
Short TL-SG to make the analog torque limit valid.
For details, refer to (2), section 3.4.1.
DI-1
{
∆
Used to start the servo motor in any of the following directions:
(Note) Input signals
ST2
ST1
Servo Motor Starting Direction
Forward rotation
start
ST1
CN1B
8
0
0
Stop (servo lock)
0
1
CCW
1
0
CW
1
1
Stop (servo lock)
Reverse rotation
start
ST2
CN1B
9
Note.0: OFF (ST1/ST2-SG open)
1: ON (ST1/ST2-SG shorted)
If both ST1 and ST2 are switched on or off during operation, the
servo motor will be decelerated to a stop according to the
parameter No. 12 setting and servo-locked. When the analog
speed command (VC) is 0V, starting the servo motor will not
generate servo lock torque.
DI-1
{
Used to select any of the following servo motor torque generation
directions:
(Note) Input signals
RS2
RS1
Torque Generation
Direction
Rotation Direction
Forward rotation
selection
RS1
CN1B
9
0
0
No torque
Stop
0
1
Forward rotation in
driving mode / reverse
rotation in
regenerative mode
CCW
1
0
Reverse rotation in
driving mode /
forward rotation in
regenerative mode
CW
1
1
No torque
Stop
Reverse rotation
selection
RS2
CN1B
8
Note.0: OFF (RS1/RS2-SG open)
1: ON (RS1/RS2-SG shorted)
DI-1
{
