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3. SIGNALS AND WIRING
(c) Alarm occurrence
Servo motor speed
ON
OFF
Base circuit
Electromagnetic
brake interlock (MBR)
Invalid(ON)
Valid(OFF)
Trouble (ALM)
No
Yes
Dynamic brake
Dynamic brake
Electromagnetic brake
Electromagnetic brake
operation delay time
Electromagnetic brake
(10ms)
(d) Both main and control circuit power supplies off
Servo motor speed
ON
OFF
Base circuit
Electromagnetic
brake interlock(MBR)
Invalid(ON)
Valid(OFF)
A
larm (ALM)
No
Yes
ON
OFF
Main circuit
Dynamic brake
Dynamic brake
Electromagnetic brake
Electromagnetic brake
Control circuit
power
(Note)
15 to 100ms
(10ms)
(10ms or less)
Electromagnetic brake
operation delay time
Note: Changes with the operating status.
(Note 2)
(e) Only main circuit power supply off (control circuit power supply remains on)
Servo motor speed
ON
OFF
Base circuit
Electromagnetic
brake interlock
(MBR)
Invalid(ON)
Valid(OFF)
Alarm
No
Yes
ON
OFF
Main circuit power
supply
Dynamic brake
Dynamic brake
Electromagnetic brake
Electromagnetic brake
(Note 1)
15ms or more
Electromagnetic brake
operation delay time
(Note 2)
10ms or less
Note: 1. Changes with the operating status.
2. When the main circuit power supply is off in a motor stop status,
the main circuit off warning (E9) occurs and the alarm (ALM) does not turn off.
(10ms)