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6 PLC PROGRAM USED FOR POSITIONING CONTROL
Device
name
U0\G806
U0\G809
U0\G817
U0\G1500
U0\G1502
U0\G1503
U0\G1504
U0\G1505
U0\G1513
U0\G1516
U0\G1517
U0\G1520
Code
U0\G1521
U0\G1524
U0\G1526
U0\G1528
U0\G1530
U0\G1532
U0\G1538
U0\G1545
U0\G1547
Device
Error code
Axis operation status
Status
Positioning start No.
Axis error reset
Restart command
M code OFF request (Buffer memory)
External command valid
Positioning operation speed override
Speed change request
Inching movement amount
Interruption request during continuous
operation
OPR request flag OFF request
Manual pulse generator enable flag
Speed-position switching control
movement amount change register
Speed-position switching control enable
flag
Position-speed switching control speed
change register
Position-speed switching control enable
flag
Target position change request flag
Step valid flag
Skip command
Application
6 - 14
MELSEC-Q
Details of storage
(
Md.23
Axis error No.)
(
Md.26
Axis operation status)
(
Md.31
Status)
(
Cd.3
Positioning start No.)
(
Cd.5
Axis error reset)
(
Cd.6
Restart command)
(
Cd.7
M code OFF request)
(
Cd.8
External command valid)
(
Cd.13
Positioning operation speed
override)
(
Cd.15
Speed change request)
(
Cd.16
Inching movement amount)
(
Cd.18
Interruption request during
continuous operation)
(
Cd.19
OPR request flag OFF
request)
(
Cd.21
Manual pulse generator
enable flag)
(
Cd.23
Speed-position switching
control movement amount
change register)
(
Cd.24
Speed-position switching
control enable flag)
(
Cd.25
Position-speed switching
control speed change
register)
(
Cd.26
Position-speed switching
control enable flag)
(
Cd.29
Target position change
request flag)
(
Cd.35
Step valid flag)
(
Cd.37
Skip command)
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