Sequence Control - Parker FL-20-C Series Product Manual

7.1.6 Sequence control

(1) Time sequence at power-on
Control circuit
power supply
Main circuit
power supply
S - RDY
Servo ready is output
SON - I
Servo enabled
Dynamic brake
SON - O
Motor is powered on
BRAKE
Electromagnetic braking
Position, speed and
torque command
Note:
1. Above figure is time sequence at power-on with no fault.
2. Servo ready means that after CPU reset and main power supply is connected, outputs
without any failures.
3. Before servo is ready, power supply should be connected and all control signals should be
ignored.
4. When 2008h-08h is 0 or 1 and servo on is ready, please wait at least 100ms before sending
control command. Or else, command may be ignored.
When 2008h-08h is set to 2 and servo on is ready, please wait at least 10ms before sending
control command. Or else, command may be ignored.
ON
OFF
More
than 0s
ON
OFF
OFF
About 5s
OFF
Enabled
Power off
Enabled
Fig 7.1.6
FL20-C Series
ON
More
than 0s
ON
About
2ms
About 300ms
No command
Time sequence at power-on
119
Disenable
Power on
So - 02
Disenable
About 100ms
command