
6. FUNCTIONS OF THE MACRO
EXECUTOR
B–62093E–1/02
PROGRAMMING
122
Spindle Alarm Table
ID No.
Bit information Alarm No. Meaning
Bit (0001h) 749 S–SPINDLE LSI ERROR
Bit (0002h) 750
This alarm is issued if the spindle control unit of a system with serial spindles
is not started normally when the power is turned on. Four causes can be con-
sidered:
1) The optical cable makes poor contact, or power to the main control unit
is turned off.
2) Power to the NC is turned on when the LED display of the spindle control
unit indicates SU–01 or when an alarm state other than AL–24 is present.
3) Other causes (such as an incorrect hardware combination)
Bit (0004h) 751
This alarm is output to the NC to indicate alarm generation on the spindle unit
of a system with serial spindles. Alarm information is indicated by AL–xx (xx
= number). For detailed alarm information, see the AC Spindle Servo Unit
Maintenance Manual.
6
Bit (0008h) 752
In serial spindle control, switching to the rigid tapping mode, or spindle control
mode is not terminated normally. (This alarm is issued when the spindle con-
trol unit reacts abnormally to a switching command from the NC).
Bit (0010h) 753 SPD–1 DATA TRNSFER ERROR
Bit (0020h)
Bit (0040h)
Bit (0080h)
Bit (0100h)
Bit (0200h)
Bit (0400h)
Bit (0800h)
Bit (1000h)
Bit (2000h)
Bit (4000h)
Bit (8000h)
(d) Program/setting (P/S) alarms
The information of ID Nos. 11 and 12 directly indicates the P/S
alarm number.
The information of ID No. 13 is valid only when ID No. 11
indicates 255. The information of ID No. 13 is added to 2500 to
make a P/S alarm number.
P/S Alarm Table
ID No.
Meaning
11
12
13
P/S alarm No.
P/S alarm No. (5000 or more)
P/S alarm No. (user alarm)