Mitsubishi Electric QD77MS User Manual page 162

[Md.411] Execute cam stroke amount
The executing cam stroke amount is stored.
When "[Pr.441] Cam stroke amount" is changed during synchronous control, this is
updated when the controlling cam stroke amount switches.
[Md.420] Main shaft clutch ON/OFF status,
[Md.423] Auxiliary shaft clutch ON/OFF status
The clutch ON/OFF status is stored.
[Md.421] Main shaft clutch smoothing status,
[Md.424] Auxiliary shaft clutch smoothing status
The smoothing status of the clutch is stored. The status is updated by the clutch smoothing
method as follows.
Time constant method ........ The status is always "1: On clutch smoothing" during the
Slippage method ................. The status is "1: On clutch smoothing" till the clutch
[Md.422] Main shaft clutch slippage (accumulative),
[Md.425] Auxiliary shaft clutch slippage (accumulative)
The accumulative slippage amount with the slippage method is stored as a signed value.
The absolute value of the accumulative slippage increases to reach the slippage at clutch
ON during clutch ON.
The absolute value of the accumulative slippage decreases to reach 0 during clutch OFF.
Monitoring of the accumulative slippage is used to check the smoothing progress with the
slippage method.
clutch ON status.
The status will be "0: Not on clutch smoothing" when the
clutch is turned OFF and smoothing is completed.
accumulative slippage amount reaches the slippage at clutch
ON when the clutch is turned ON. The status will change to
"0: Not on clutch smoothing" when the clutch accumulative
slippage amount reaches the slippage at clutch ON.
The status is "1: On clutch smoothing" till the clutch
accumulative slippage amount reaches 0 when the clutch is
turned OFF. The status will change to "0: Not on clutch
smoothing" when the clutch accumulative slippage amount
reaches 0.
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Chapter 4 Synchronous Control