Hitachi SJ Series, User Manual

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Chapter 12
•
Output frequency
Output frequency
Output frequency
Chapter 12
Zero Return Function
• With the [AE
types of zero return operations are performed.
Once the zero return completes, the current
position is cleared (= 0).
Low Speed Zero
High Speed Zero Return 1 ([AE
High Speed Zero Return 2 ([AE
A
Output frequency
ORL terminal
ORG terminal
FW terminal
FW terminal
ORL terminal
Output frequency
ORG terminal
Z pulse
Output frequency
ORG terminal
ORL terminal
FW terminal
Chapter 12
Zero Return Function
With the [AE-70] zero return mode selection, three
types of zero return operations are performed.
Once the zero return completes, the current
position is cleared (= 0).
Low Speed Zero Return ([AE
High Speed Zero Return 1 ([AE
High Speed Zero Return 2 ([AE
(1)
(1)
(1)
[AE-72]
Low speed origin
Return speed
70] zero return mode selection, three
types of zero return operations are performed.
Once the zero return completes, the current
position is cleared (= 0).
Return ([AE-70] = 00)
High Speed Zero Return 1 ([AE-70] = 01)
High Speed Zero Return 2 ([AE-70] = 02)
ON
(2)
(5)
Origin
ON
ON
(2)
Origin
ON
ON
(2)
(5)
72]
Low speed origin
Return speed
(6)
ON
12
70] zero return mode selection, three
types of zero return operations are performed.
Once the zero return completes, the current
70] = 01)
70] = 02)
ON
(3)
(4)
[AE-73]
High speed origin
Return speed
[AE-
Low speed
origin
Return speed
Origin
ON
(3)
[AE-72]
Low
speed
origin
Origin
ON
(3)
(4)
(5)
[AE-73]
High speed origin
Return speed
(7)
Origin
12-17-29
70] zero return mode selection, three
• The direction of the [AE
with the zero return direction selection.
• When the zero return is not performed, the position
at power
memory at
performed.
73]
High speed origin
Return speed
-72]
Low speed
origin
Return speed
Position
Position
High speed origin
Return speed
Position
Origin
[AE-72]
Low speed origin
Return speed
29
The direction of the [AE
with the zero return direction selection.
When the zero return is not performed, the position
at power-on follows the [AE
memory at power
performed.
(1) Follows the acceleration time to accelerate to
the low speed zero return speed.
(2) Operates at the low speed zero return speed.
(3) Positioning when the ORL signal is input.
(1) Follows the acceleration time to accelerate to
the high speed zero return speed.
(2) Operates at the high speed zero return speed.
(3) Starts the deceleration when the ORL signal is
turned on.
(4) Operates in the reverse rotation direction at the
low speed
(5) Positioning when the ORL signal is turned off.
(1) Follows the acceleration time to accelerate
to the high speed zero return speed.
(2) Operates at the high speed zero return
speed.
(3) Starts the deceleration when the
is turned on.
(4) Operates in the reverse rotation direction at
the low speed zero return speed.
(5) Starts the deceleration when the ORL signal
is turned off.
(6) Operates in the forward rotation direction at
the low speed zero return speed.
(7) Positioning at the first Z pulse after the ORL
signal is turned on.
The direction of the [AE-71] zero return is selected
with the zero return direction selection.
When the zero return is not performed, the position
on follows the [AE
power-off and the position control is
Follows the acceleration time to accelerate to
the low speed zero return speed.
Operates at the low speed zero return speed.
Positioning when the ORL signal is input.
Follows the acceleration time to accelerate to
the high speed zero return speed.
Operates at the high speed zero return speed.
Starts the deceleration when the ORL signal is
turned on.
Operates in the reverse rotation direction at the
low speed zero return speed.
Positioning when the ORL signal is turned off.
Follows the acceleration time to accelerate
to the high speed zero return speed.
Operates at the high speed zero return
speed.
Starts the deceleration when the
is turned on.
Operates in the reverse rotation direction at
the low speed zero return speed.
Starts the deceleration when the ORL signal
is turned off.
Operates in the forward rotation direction at
the low speed zero return speed.
Positioning at the first Z pulse after the ORL
signal is turned on.
Inverter Functions
71] zero return is selected
with the zero return direction selection.
When the zero return is not performed, the position
on follows the [AE-61] current position
off and the position control is
Follows the acceleration time to accelerate to
the low speed zero return speed.
Operates at the low speed zero return speed.
Positioning when the ORL signal is input.
Follows the acceleration time to accelerate to
the high speed zero return speed.
Operates at the high speed zero return speed.
Starts the deceleration when the ORL signal is
Operates in the reverse rotation direction at the
zero return speed.
Positioning when the ORL signal is turned off.
Follows the acceleration time to accelerate
to the high speed zero return speed.
Operates at the high speed zero return
Starts the deceleration when the
Operates in the reverse rotation direction at
the low speed zero return speed.
Starts the deceleration when the ORL signal
Operates in the forward rotation direction at
the low speed zero return speed.
Positioning at the first Z pulse after the ORL
signal is turned on.
Inverter Functions
71] zero return is selected
with the zero return direction selection.
When the zero return is not performed, the position
61] current position
off and the position control is
Follows the acceleration time to accelerate to
Operates at the low speed zero return speed.
Positioning when the ORL signal is input.
Follows the acceleration time to accelerate to
the high speed zero return speed.
Operates at the high speed zero return speed.
Starts the deceleration when the ORL signal is
Operates in the reverse rotation direction at the
Positioning when the ORL signal is turned off.
Follows the acceleration time to accelerate
to the high speed zero return speed.
Operates at the high speed zero return
Starts the deceleration when the ORL signal
Operates in the reverse rotation direction at
the low speed zero return speed.
Starts the deceleration when the ORL signal
Operates in the forward rotation direction at
the low speed zero return speed.
Positioning at the first Z pulse after the ORL
Inverter Functions
71] zero return is selected
When the zero return is not performed, the position
Follows the acceleration time to accelerate to
Operates at the low speed zero return speed.
Follows the acceleration time to accelerate to
Operates at the high speed zero return speed.
Starts the deceleration when the ORL signal is
Operates in the reverse rotation direction at the
Positioning when the ORL signal is turned off.
Follows the acceleration time to accelerate
ORL signal
Operates in the reverse rotation direction at
Starts the deceleration when the ORL signal
Operates in the forward rotation direction at
Positioning at the first Z pulse after the ORL