Mitsubishi Electric MELSEC-L Series, Руководство пользователя

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13 - 7
Chapter 13 Control Sub Functions
POINT
The settings of the upper/lower stroke limit signal are shown below. The OPR
retry function can be used with either setting. (Refer to Section 13.4.4 "Hardware
stroke limit function".)
 External input signal of servo amplifier
 External input signal via CPU (buffer memory of LD77MS)
[3] Setting the OPR retry function
To use the "OPR retry function", set the required details in the parameters shown
in the following table, and write them to the Simple Motion module.
When the parameters are set, the OPR retry function will be added to the
machine OPR control. The set details are validated at the rising edge (OFF
ON) of the PLC READY signal [Y0]. Set "
Pr.57
Dwell time during OPR retry
"
according to the user's requirements.
Setting item
Setting
value
Setting details
Factory-set
initial value
Pr.48 OPR retry 1 Set "1: Carry out OPR retry by limit switch". 0
Pr.57
Dwell time during
OPR retry Set the deceleration stop time during OPR retry.
(Random value between 0 and 65535 (ms))
0
: Refer to Section 5.2 "List of parameters" for setting details.
REMARK
 Parameters are set for each axis.
 It is recommended that the parameters be set whenever possible with GX Works2.
Execution by sequence program uses many sequence programs and devices. The
execution becomes complicated, and the scan times will increase.