SMC Networks LECSB Series, Руководство по эксплуатации

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A - 8
(5) Corrective actions
CAUTION
When it is assumed that a hazardous condition may take place at the occur due to a power failure or a
product fault, use a servo motor with a lock or an external lock mechanism for the purpose of prevention.
Do not use the 24VDC interface for the lock. Always use the power supply designed exclusively for the lock.
Otherwise, a fault may occur.
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
When any alarm has occurred, eliminate its cause, ensure safety, and deactivate the alarm before
restarting operation.
When power is restored after an instantaneous power failure, keep away from the machine because the
machine may be restarted suddenly (design the machine so that it is secured against hazard if restarted).
(6) Maintenance, inspection and parts replacement
CAUTION
With age, the electrolytic capacitor of the driver will deteriorate. To prevent a secondary accident due to a
fault, it is recommended to replace the electrolytic capacitor every 10 years when used in general
environment. Please contact your local sales office.
(7) General instruction
To illustrate details, the equipment in the diagrams of this Specifications and Instruction Manual may have
been drawn without covers and safety guards. When the equipment is operated, the covers and safety
guards must be installed as specified. Operation must be performed in accordance with this Specifications
and Instruction Manual.
Lock
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.