Completion Of Home Return / Detection Of Home Position (Home) - NSK MEGATORQUE M-ESB-YSB2020AB300 User Manual

Esb driver unit motor system
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7.1. General Operation and Function

7.1.12. Completion of Home Return / Detection of Home Position (HOME)

7.1.12. Completion of Home Return / Detection of Home Position (HOME)
l This is a control signal to notify completion of Home Return or detection of the home position.
l The parameter HW selects a reporting mode for completion of Home Return and detection of
Home position.
1 Report mode for completion of Home Return (Parameter HW is set to HW0.)
l This mode is to report completion of Home Return.
l The HOME output closes when Home Return completes.
l After completion of Home Return, the Home output opens when the Motor is off the Home
position by a moving command.
l Once the HOME output opens, it remains open by the moment of the next Home Return.
n Refer to "6.2.1.2. Setting Home Position by Home Return" for the operational timing.
2 Report mode in detection of Home position (Parameter HW is set to the other settings
besides HW0.)
l This mode is to repot that the Motor is on the Home position.
l The HOME output closes when the Motor is in the range set by the parameter HI. It opens when
the Motor is out of the range.
l If the Motor passes the set range in high speed, the HOME output keeps being closed for a time
set by the parameter HW.
Figure 7-15: Sequential timing of HOME output
Motor position
HOME output
Detection of
Home position
HW ≠ 0
+
Home position
Closed
Open
à The HOME output won't close if the Home position is not defined.
Minimum output holding
50msec
time (HW0.5: 50 msec)
— 7-20 —
B
B
3
3
t
t
y
y
p
p
e
e
B
B
5
5
t
t
y
y
p
p
2
3
t
y
p
e
2
5
t
y
p
2
3
t
y
p
e
2
5
t
y
p
HI setting
+HI
-HI
50 msec
e
e
e
e

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