Ratoc Systems USB-Serial Converter REX-USB60F Manual de usuario Pagina 237

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10-1
10
Appendix
10. Appendix
10.1 Timing chart
The following shows the timing chart from the power-on to the position command input
(when the return-to-origin is performed).
RDX
Control power
Main circuit power
Input
signal
Output
signal
Position command
SON
FOT
ROT
ORG
PEN
SRD
INP
RDX operation
(Note 1)
(Note 2)
(Note 2)
1000 [ms] or more
10 [ms] or more
50 [ms] or more
(Note 3)
(Note 4)
approx.10[ms]
approx.10[ms]
approx.50[ms]
Servo-offPower-off Servo-on
Return-to-origin
Servo-on
Operation
Note 1: Turn on the main circuit power after the control power has been turned on or at the same time
when the control power is turned on.
Note 2: Turn on the FOT and ROT signals 10 [ms] or more before the SON signal is turned on.
Note 3: When the return-to-origin has been completed, the INP signal turns on. So, turn off the ORG signal
after the INP signal has turned on.
Note 4: Turn on the PEN signal 10 [ms] or more before the position command is input.
position command input
RDP
Control power
Main circuit power
Position command
SON
FOT
ROT
(Note 3)
ORG
PEN
(Note 4)
SRD
approx.10[ms]
INP
RDP operation
Power-off
Servo-off
Magnetic pole
position estimation
Servo-on
Return-to-origin
Servo-on Operation
Note 1: Turn on the main circuit power after the control power has been turned on or at the same time
when the control power is turned on.
Note 2: Turn on the FOT and ROT signals 10 [ms] or more before the SON signal is turned on.
Note 3: When the return-to-origin has been completed, the INP signal turns on. So, turn off the ORG signal
after the INP signal has turned on.
Note 4: Turn on the PEN signal 10 [ms] or more before the position command is input.
(Note 1)
1000 [ms] or more
10 [ms] or more
(Note 2)
(Note 2)
Input
signal
Output
signal
position command input
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