Mitsubishi Electronics MR-J2S- A instruction manual ABS communication error, Off

15.ABSOLUTE POSITION DETECTION SYSTEM

(2)ABS communication error

(a)The OFF period of the send data ready signal output from the servo amplifier is checked.

If the OFF period is 1s or longer, this is regarded as a transfer fault and the ABS communication error is generated.

The ABS communication error occurs if the ABS time-out warning (AL.E5) is generated at the servo amplifier due to an ABS request ON time time-out.

ON

ABS transfer mode

OFF

1s

ON

ABS request

OFF

ON

Send data ready

OFF The signal does not come ON

ABS communication YES

errorNO

(b)The time required for the ABS transfer mode signal to go OFF after it has been turned ON (ABS transfer time) is checked.

If the ABS transfer time is longer than 5s, this is communication error occurs if the ABS time-out warning (AL.E5) is generated at the servo amplifier due to an ABS transfer mode completion time time-out.

ON

ABS transfer mode

OFF

ON

ABS request

OFF

ON

Send data ready

OFF

ABS communication YES

errorNO

5s

The signal does not go OFF

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