Mitsubishi Electric MELDAS C6 Interface Manual page 187

The output to PLC I/F device is as follows.
R258 (Higher side) R258 (Lower side) R257 (Higher side) R257 (Lower side) R256 (Higher side) R256 (Lower side)
0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 1 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0
Alarm type
PLC axis name
Axis name is added for the messages such as some of M01, S01 to S52, and Z70 to Z73.
The following 48 bits are used as the output PLC I/F devices.
1st part system: R256 (Lower and Higher), R257 (Lower and Higher), R258 (Lower and
2nd part system: R356 (Lower and Higher), R357 (Lower and Higher), R358 (Lower and
6. EXPLANATION OF INTERFACE SIGNALS
6.2 PLC Input Signals (Data Type: R***)
bit
7 6 5 4
1st axis 0 0 0 0
2nd axis 0 0 0 0
3rd axis 0 0 0 0
4th axis 0 0 0 0
5th axis 0 0 0 1
6th axis 0 0 1 0
7th axis 0 1 0 0
8th axis 1 0 0 0
Higher)
Higher)
Servo axis name
Alarm No.
3 2 1 0
0 0 0 1
As for the servo axis name and spindle
0 0 1 0
name, the bit corresponding to the No. of
0 1 0 0
axis in which the alarm occurs is turned
on.
1 0 0 0
The max servo axis Nos. in the 1st part
0 0 0 0
system are 6, and the max spindle Nos. in
the 1st part system are 7. The spindle
0 0 0 0
alarm is output to the 1st part system.
0 0 0 0
The PLC axis name is output to the 1st
part system.
0 0 0 0
6-2-27
Spindle name