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4. STARTUP
4.4 Startup in torque control mode
Make a startup in accordance with section 4.1. This section provides the methods specific to the torque control
mode.
4.4.1 Power on and off procedures
(1) Power-on
Switch power on in the following procedure. Always follow this procedure at power-on.
1) Switch off the servo-on (SON).
2) Make sure that the Forward rotation selection (RS1) and Reverse rotation selection (RS2) are off.
3) Switch on the main circuit power supply and control circuit power supply.
At power-on, "88888" appears instantaneously, but it is not an error.
When main circuit power/control circuit power is switched on, the display shows "U (torque command
voltage)", and in two second later, shows data.
(2) Power-off
1) Switch off the Forward rotation selection (RS1) or Reverse rotation selection (RS2).
2) Switch off the Servo-on (SON).
3) Switch off the main circuit power supply and control circuit power supply.
4.4.2 Stop
In any of the following statuses, the servo amplifier interrupts and stops the operation of the servo motor:
Refer to section 3.11.3 for the servo motor equipped with electromagnetic brake.
(a) Servo-on (SON) OFF
The base circuit is shut off and the servo motor coasts.
(b) Alarm occurrence
When an alarm occurs, the base circuit is shut off and the dynamic brake is operated to bring the servo
motor to a sudden stop.
(c) Emergency stop (EMG) OFF
The base circuit is shut off and the dynamic brake is operated to bring the servo motor to a sudden stop.
Alarm AL.E6 occurs.
(d) Simultaneous ON or simultaneous OFF of forward rotation selection (RS1) and reverse rotation
selection (RS2)
The servo motor coasts.
POINT
A sudden stop indicates deceleration to a stop at the deceleration time constant
of zero.
Содержание MELSERVO MR-J3 A Series
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