Mitsubishi Electronics QD75P, QD75D user manual Resetting errors and warnings, Invalid operations

15 TROUBLESHOOTING

MELSEC-Q

Warning storage

(1) When an axis warning occurs, the warning code corresponding to the warning

details is stored in the following buffer memory ( Md.24 axis warning No. storage.

Axis No.	Buffer memory address
1	807
2	907
3	1007
4	1107

Axis warning No.) for

(2) When an axis warning occurs in a positioning operation, etc., "1" is set in bit 9

(b9) of the following buffer memory (

Md.31

Status) for axis status storage.

Axis No.	Buffer memory address
1	817
2	917
3	1017
4	1117

[3] Resetting errors and warnings

An error or warning state is canceled after the following processing has been carried out by setting a "1" in the address [1502 (for axis 1)], [1602 (for axis 2)], [1702 (for axis 3)], and [1802 (for axis 4)] of the buffer memory for axis error

resetting (

Cd.5

Axis error reset).

•Axis error detection signal turned OFF

•" Md.23 Axis error No." cleared

•" Md.24 Axis warning No." cleared

•Changing of " Md.26 operation status" from "Error" to "Standby".

•" Md.31 Axis warning detection (b9)" turned OFF

[4]Invalid operations

For the following operations, the setting details will be invalidated, and an error or warning will not occur.

•Speed change during machine OPR

•Speed change before operation

(Speed override change, skip command, continuous operation interruption request, target position change request)

•Axis stop during axis stop

•Axis sudden stop during axis stop

•Axis stop before axis operation

•Axis sudden stop before axis operation

[5]Confirming the error and warning definitions

The error and warning definitions can be confirmed with the error and warning codes. Confirming them requires GX Developer or GX Configurator-QP. For details, refer to GX Developer Operating Manual or GX Configurator-QP Operating Manual. (Refer to Section 15.2 and Section 15.3 for details of the error and warning codes.)

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