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10. Safe Torque Off function
10-11
10.4.3 Safe-Torque-Off during servo motor running
Stoppage behavior varies depending on forced outage operation settings (ACTEMR Group B
ID02).
■
In case of setting "00: SERVO-BRAKE" at GroupB ID02 "Emergency Stop Operation
[ACTEMR]".
Stoppage behavior varies depending on amplifier model numbers.
RS3#######2 (without safe-torque-off delay circuit)
Motor cannot stop with servo brake when safety input 1 or 2 is turned off because servo
motor current is blocked. So motor shall be stopped with dynamic brake or holding
brake.
Safety input 1
Safety input 2
Servo motor current
Servo amplifier state
Holding brake excitation
signal
Servo On state
Safe-Torque-Off state
Released Brake-activated
Stoppage (Motor-free)
Off
On
Dynamic brake signal
Released Brake-activated
Velocity monitor
Within 20ms
Stop with dynamic brake
Summary of Contents for Sanmotion R 3E S
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