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5. STARTUP
5.6.10 Dog type first Z-phase reference home position return
After the proximity dog front end is detected, the current position moves in the reverse direction at creep
speed. After this moving away from the proximity dog, the home position is determined to be where the first Z-
phase pulse is issued.
(1) Signals, parameters
Set the input devices and parameters as indicated below.
Item Device/Parameter
used Description
Automatic/manual selection (RYn6)
Turn RYn6 ON.
Manual home position return mode
selection
Point table No. selection 1 to 8
(RYnA to RYnE, RY(n+2)3 to RY(n+2)5)
RYnA to RYnE, RY(n+2)3 to RY(n+2)5 are
turned off.
Dog cradle type home position return Parameter No.PC02
8: Select the dog cradle type.
Home position return direction
Parameter No.PC03
Refer to section 5.6.1 (2) and select the home
position return direction.
Dog input polarity
Parameter No.PD16
Refer to section 5.6.1 (2) and select the dog
input polarity.
Home position return speed
Parameter No.PC04
Set the speed till the dog is detected.
Creep speed
Parameter No.PC05
Set the speed after the dog is detected.
Home position shift distance
Parameter No.PC06
Set when the home position is moved from the
Z-phase signal position.
Home position return
acceleration/deceleration time
constants
Point table No.1
Use the acceleration/deceleration time constant
of point table No. 1.
Home position return position data
Parameter No.PC07
Set the current position at home position return
completion.
Summary of Contents for MELSERVO MR-J3-xT
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Page 156: ...4 46 4 SIGNALS AND WIRING MEMO ...
Page 276: ...7 26 7 MR Configurator MEMO ...
Page 324: ...10 16 10 SPECIAL ADJUSTMENT FUNCTIONS MEMO ...
Page 418: ...14 66 14 OPTIONS AND AUXILIARY EQUIPMENT MEMO ...