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3. SIGNALS AND WIRING
3.11 Servo motor with a lock
3.11.1 Safety precautions
CAUTION
Configure a
lock circuit so that it is activated also by an external emergency stop
switch.
Servo motor
Electromagnetic brake
B
RA
Contacts must be opened
with the EMG stop switch.
Contacts must be opened when ALM
(Malfunction) or MBR (Electromagnetic
brake interlock) turns off.
24 V DC
The lock is provided for holding purpose and must not be used for ordinary braking.
Before performing the operation, be sure to confirm that the lock operates properly.
Do not use the 24VDC interface power supply for the lock. Always use the power
supply designed exclusively for the lock. Otherwise, a fault may occur.
POINT
Refer to chapter 15 for specifications such as the power supply capacity and
operation delay time of the lock.
Refer to chapter 15 for the selection of a surge absorber for the lock.
Note the following when the servo motor with a
lock is used.
1) Set "
1" in parameter No.PA04 to make the electromagnetic brake interlock (MBR) valid.
2) The lock will operate when the power (24VDC) switches off.
3) While the reset (RES) is on, the base circuit is shut off. When using the servo motor with a vertical
shaft, use the electromagnetic brake interlock (MBR).
4) Switch off the servo-on (SON) after the servo motor has stopped.
3.11.2 Setting
(1) Set "
1" in parameter No.PA04 to make the electromagnetic brake interlock (MBR) valid.
(2) Using parameter No.PC16 (electromagnetic brake sequence output), set a delay time (Tb) at servo-off from
lock operation to base circuit shut-off as in the timing chart shown in section 3.11.3(1).
Lock
Contacts must be opened when ALM (Malfunction)
and MBR (Electromagnetic brake interlock) turns
off.
Refer to section 3.11.4 when wiring for the circuit configuration.
Содержание LECSB Series
Страница 1: ...PRODUCT NAME AC Servo Motor Driver MODEL Series LECSB Series Doc no JXC OMT0021 B ...
Страница 17: ...7 App 6 Compliance with the European EC directives App 7 App 7 Conformance with UL C UL standard App 10 ...
Страница 255: ...10 1 10 OUTLINE DRAWINGS 10 OUTLINE DRAWINGS 2 10 1 Driver 2 10 2 Connector 4 ...