Hitachi WJ200 Series

3−121
Homing function
- Two different homing function are available by setting homing mode selection (P068).
- When trigger signal of homing (70: ORG), the inverter starts homing operation. When
homing is completed, current position data is reset (0).
- Direction of homing is specified in P069.
- If homing is not operated, position at power up is regarded as home position (0).
Code Item Data or data range Description
p068 Homing mode selection 00 Low speed mode
01 High speed mode
p069 Homing direction 00 Forward rotation side
01 Reverse rotation side
p070 Low speed homing freq. 0 to 10Hz
p071 High speed homing freq. 0 to 400Hz
C001~C007
Input [1]~[7] function 69 ORL: Limit signal of homing
70 ORG: Trigger signal of homng
(1) Low speed homing (P068 = 00)
(2) High speed homing (P068 = 01)
ORG in
p
ut
ORL in
p
ut
ON
ON
[1]
[2]
[3]
Low s
p
eed
(
P070
)
Out
p
ut Fre
q
.
Home position
[1] Acceleration up to the speed P070.
[2] Running at low speed P070
[3] DC braking when ORL signal ON
Position
O
ORG in
p
ut
ORL in
p
ut
Position
Home position
High speed (P071)
Low s
p
eed
(
P070
)
ON
ON
Out
p
ut Fre
q
.
[1] Acceleration up to the speed P071.
[2] Running at high speed P071
[3] Deceleration when ORL signal ON
[4] Running at low speed P070 in
reverse
direction
[5] DC braking when ORL signal OFF
[1]
[2]
[3]
[4]
[5]