Omron RX Series - Page 317

6 - 49
6 Vector Control
High-function General-purpose Inverter 3G3RX-V1 User’s Manual (I578-E1)
6-7 Absolute Position/High-resolution Absolute Position Control Mode
6
6-7-3 Origin Search Function
 Low-speed Origin Search (P068 = 00: Origin Search Mode 1)
 High-speed Origin Search 1 (P068 = 01: Origin Search Mode 2)
 High-speed Origin Search 2 (P068 = 02: Origin Search Mode 3)
(a) Accelerates to Origin
Search Mode 1 Frequency
according to Acceleration
Time settings.
(b) Runs at Origin Search
Mode 1 Frequency.
(c) Performs positioning when
ORL signal is input.
(a) Accelerates to Origin
Search Mode 2 Frequency
according to Acceleration
Time settings.
(b) Runs at Origin Search
Mode 2 Frequency.
(c) Starts deceleration when
ORL signal turns ON.
(d) Runs in reverse at Origin
Search Mode 1 Frequency.
(e) Performs positioning when
the ORL signal turns OFF.
(a) Accelerates to Origin
Search Mode 2 Frequency
according to Acceleration
Time settings.
(b) Runs at Origin Search
Mode 2 Frequency.
(c) Starts deceleration when
ORL signal turns ON.
(d) Runs in reverse at Origin
Search Mode 1 Frequency.
(e) Starts deceleration when
ORL signal turns OFF.
(f) Runs forward at Origin
Search Mode 1 Frequency.
(g) Performs positioning to
first Z-pulse position after
ORL signal turns ON.
(a)
(b)
(c)
Position
Origin
ORG Terminal
ORL Terminal
Output
Frequency
Origin Search Mode 1
Frequency (P070)
ON
ON
(a)
(b)
(c)
(d)
(e)
Position
Origin
Origin Search Mode 2
Frequency (P071)
Origin Search Mode 1
Frequency (P070)
ON
ON
ORG Terminal
ORL Terminal
Output
Frequency
ON
ON
(a)
(b)
(c)
(d)
(e)
(f)
(g)
Position
Origin
Origin Search Mode 2
Frequency (P071)
Origin Search Mode 1
Frequency (P070)
Origin Search Mode 1
Frequency (P070)
Z pulse
ORG Terminal
ORL Terminal
Output
Frequency