Trial Run And Adjustment Checklist - Mitsubishi Electric A173UHCPU User Manual

4. TRIAL RUN AND ADJUSTMENT

4.4 Trial Run and Adjustment Checklist

Work Step
Before Unit/module mounting
power-on and basic wiring
OS installation
Positioning parameters Check that each positioning parameter value is proper.
A172SENC external
signals
Program/positioning
data
Power-on
CPU module in
STOP status
Basic axis operations
(Check each axis)
Manual operation
CPU module in
RUN status
Automatic operation
Torque check
At the worksite, copy the following table for use as a check sheet.
Item
Check that each module is mounted properly.
Check that each connector is fitted properly.
Check each terminal screw for looseness.
Check that earth wires of power supply module, servo
amplifiers, etc. are normal.
Check that motor wiring is proper.
Check that regenerative brake option wiring is proper.
Check that emergency stop circuit is proper.
Check that teaching unit's deadman switch wiring is proper.
Check that each power supply wire and each I/O wire is proper.
Check that the motion OS installed is compatible.
Check that upper and lower stroke limit inputs are normal.
Check that STOP signal input is normal.
Check that near-zero point dog and speed-position change
signal inputs are normal.
Check that motion program, sequence program and positioning
data are stored in CPU module normally.
Check that communications with servo amplifiers can be made.
Check that rotation direction for JOG operation is normal.
Check that upper and lower limit switches operate normally.
Check that rotation at maximum command speed is not more
than motor rating.
Check that JOG operation moves machine normally.
Check that a stop is effected at stroke limit.
Check that an emergency stop is made.
Check that home position return is made normally.
Check that each positioning control of motion program is
exercised normally.
Check each operation in manual operation mode of system with sequence
program running.
Check that machine operation is stopped immediately by
emergency stop.
Check operation of each actuator and operation confirmation
limit switch.
Check that emergency stop and equipment alarm signals are
given properly.
Make other checks in compliance with control specifications
specific to system and equipment.
Check each operation in automatic operation mode of system with
sequence program running.
Check a sequence of automatic operation motions.
Check that machine operation is stopped immediately by
emergency stop.
Check that module or equipment alarm causes an immediate
stop or cycle stop.
Check that restoring operation can be performed after an alarm
stop.
Make other checks in compliance with control specifications
specific to system and equipment.
Check the acceleration/deceleration torque is not more than
maximum torque.
Check that continuous load torque is rated torque.
Trial Run and Adjustment Confirmation
4 − 8
Check