Mitsubishi Electric MELSEC-LD77MS2 User Manual page 875

Sequence program
ZP.TEACH_ instruction
Complete device
Complete state display
device
[Errors]
[Precautions]
END END
processing processing
ON
OFF
OFF
OFF
(1) When a ZP.TEACH_ instruction is completed abnormally, the error complete
signal ((D)+1) is turned ON, and the error code is stored in the complete status
(S)+1.
Check and take a measure against the error referring to Section 16.5 "List of
errors".
(1) The following dedicated instructions cannot be executed simultaneously for the
same axis.
(The instructions can be executed simultaneously for different axes.)
• Positioning start instructions (ZP.PSTRT1 to ZP.PSTRT4)
• Teaching instructions (ZP.TEACH1 to ZP.TEACH4)
(2) The ZP.TEACH_ instruction can only be executed when the BUSY signal is turned
OFF.
When the BUSY signal is turned ON, the ZP.TEACH_ instruction will not be
executed. (Not processed.)
Before executing the ZP.TEACH_ instruction, make sure that the BUSY signal for
the axis to be processed is turned OFF.
(3) If the ZP.TEACH_ instruction is executed in any of the following cases, an error
"Dedicated instruction error" (error code: 804) will occur and teaching cannot be
performed.
• Any value other than 0 and 1 is set to "Teaching selection" (device: (S)+2) of
the control data.
• Any value other than 1 to 600 is set to "Positioning No." (device: (S)+3) of the
control data.
ZP.TEACH_ instruction
execution completion
15- 9
Chapter 15 Dedicated Instructions
END
processing processing
ON
When
completed
ON
abnormally
When
completed normally
1 scan
END