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4.12
Other Useful Functions
Manual home position return
It
is possible to execute the manual home position return operation from the TP when the PGU has
stopped in the MANUAL mode,
Mode selection
C P U
M O D E
' S E L E C T
F U N C T I O N
Function number designation
0
Z
R
N
D
R
I
V
E
I F
O K - G O
Execute machine home return
0
Z
R
N
D
R
I
V
E
1
2
3
4
5
6
7
8
9
Displays the current value (max. 10 digits)
0
Z
R
N
D
R
I
V
E
c
Reoperate after eliminating the reason
Displayed if the PGU is in the wrong mode or
for the trouble
S
E
L
E
C
T
M
A
N
U
i
S
T
O
P
if there is a transmission error.
Program rewrite
In the CPU TEST mode, changes are made to the PGU EEPROM and the TP memory simultaneously.
The PGU must be in stopped and in the MANUAL mode, with the memory protect switch OFF.
The position address can be rewritten directly or by using the JOG function.
The user can program the target address more easily by actual machine movement utilizing the JOG
.c
keys. See page 129 during automatic operation.
I
Step number
Current position
1
9
0
- A D A
t
5
0
0
I
'
I I
New instruction for rewriting
(e.g: ADR
+
1,000)
1
9
0
- S E L E C T
M A N U i S T O P
When the PGU is not in the manual stop state. When a
transmission cable makes a connection failure or the
lern
is
generated.
*
A
memory protect switch of the PGU is
ON,
a transfer prob-
IncremenVdecrernent
Current position changed by using the
JOG operation
7
2
0
1
2
3
4
Example
+
1,234
- D R V
A B S
From any point
If the GO key is pressed after execution of JOG
2
while NOP, ADR K, or ADR
2
is displayed,
the instruction is rewritten as ADR
t X X X .
(*XXX is an absolute value.)
- 6 0 -
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