Operation Setting For Incompletion Of Home Position Return Function - Mitsubishi Electric MELSEC iQ-R Series User Manual

Operation setting for incompletion of home position return
function
The "Operation setting for incompletion of home position return function" is provided to select whether positioning control is
operated or not when the home position return request flag is ON.
Control details
Possibility of positioning start when "[Pr.55] Operation setting for incompletion of home position return" is valid is shown
below.
: Positioning start possible (Execution possible), : Positioning start impossible (Execution not possible)
Positioning control
• Machine home position return
• JOG operation
• Inching operation
• Manual pulse generator operation
• Current value changing using current value changing
start No. (No.9003).
When the following cases at block start, condition start,
wait start, repeated start, multiple axes simultaneous start
and pre-reading start
• 1-axis linear control
• 2/3/4-axis linear interpolation control
• 1/2/3/4-axis fixed-feed control
• 2-axis circular interpolation control (with sub point
designation/center point designation)
• 3-axis helical interpolation control (with sub point
designation/center point designation)
• 1/2/3/4-axis speed control
• Speed-position switching control (INC mode/ABS mode)
• Position-speed switching control
• Current value changing using positioning data No. (No.1
to 600).
Control mode switching
*1 There may be restrictions in the operation for incompletion of home position return depending on the setting or specifications of the
servo amplifier. Refer to the servo amplifier instruction manual for details.
Precautions during control
• The error "Start at home position return incomplete" (error code: 1AA6H) occurs if the home position return request flag
([Md.31] Status: b3) is executed the positioning control by turning on, when "0: Positioning control is not executed" is
selected the operation setting for incompletion of home position return setting, and positioning control will not be performed.
At this time, operation with the manual control (JOG operation, inching operation, manual pulse generator operation) is
available.
• When the home position return request flag ([Md.31] Status: b3) is ON, starting Fast home position return will result in the
error "Home position return request ON" (error code: 1A45H) despite the setting value of "[Pr.55] Operation setting for
incompletion of home position return", and Fast home position return will not be performed.
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[Pr.55] Operation setting for incompletion of home position return
"0: Positioning control is not
executed." and "home position return
request flag ON"
*1



"1: Positioning control is executed."
and "home position return request
flag ON"
*1

*1

*1

8 CONTROL SUB FUNCTIONS
8.8 Other Functions
8
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