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7-4
7-2 Operation Example
OMNUC G5-Series AC Servo Drives Users Manual (Built-in MECHATROLINK-II communications type)
7
Safety Function
7-2 Operation Example
Operation Timings to a Safety Status
*1. Safety inputs 1 and 2 transition to the STO status when either one of them is turned OFF.
*2. The dynamic brake is based on the Stop Selection for Alarm Detection (Pn510) setting.
*3. t1 is the set value of the Brake Timing during Operation (Pn438), or the time needed for the motor
rotation speed to drop to or below the Brake Release Speed Setting (Pn439), whichever occurs first.
Normal status
DB engaged
Brake released
DB released
Pn439
set value
Pn438
set value
t1
*3
Pn439
set value
When the Pn438
set value is early
When the timing of reaching the
Pn439 set value or lower is early
READY
Normal
Pn438 set value
t1
*3
Alarm
Brake held
Brake released
Brake held
STO status
Safety input 1
Safety input 2
*1
No power supply
Power supply
max 5 ms
Motor power is supplied.
Dynamic brake relay
*2
Brake interlock output (BKIR)
Servo ready completed output (READY)
Alarm output (ALM)
Operation command (RUN) Servo ON
Servo OFF
ON
OFF
max 6 ms
EDM output
0.5 to 5 ms
Содержание OMNUC G5 R88D-KN series
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