7. APPLICATION INSTRUCTIONS
7
−
142
MELSEC-A
Operation Errors
In the following cases, operation error occurs and the DSFRP instruction is not
executed.
•
(D) is set with 4 digits.
•
Set value of (D) is other than 1 to 8.
•
Two same axis numbers are set at (D).
•
Set value of "n" is outside of 0 to 4095 or 30000 to 30799.
•
Axes not specified at (D) are used in the servo program specified with "n".
•
Index qualification is used for specification of (D) and "n".
Program Example
(1) A program to execute a specified servo program only once when X80 is ON.
•
Coding
0 LD
M9036
1 OUT
M2000
2 LD
X080
3 PLS
M0
6 LD
M0
7 SET
M1
8 LD
M1
9 ANI
M2001
10
ANI
M2002
11
DSFRP D12
K1
18
RST
M1
19
END
ABS-2
AXIS 1,
10000
AXIS 2,
27000
SPEED 1000
Servo program
( K1 )
2-axis linear interpolation
of axes 1 and 2
When execution of the DSFRP instruction
is completed, the start request storage
flag is reset.
(
)
PC READY is ON.
After X80 is turned on, the start request
storage flag (M1) is set.
If the specified axis is not started, the
DSFRP instruction is executed.
0
2
6
8
M9036
X080
M0
M1 M2001
M2002
M2000
PLS M0
SET M1
RST M1
P
K
DSFR D12
1
Содержание MELSEC-A series
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