APPENDIX
B–63664EN/02
G. ALARM LIST
859
When FBA equal 1 in diagnostic data No.200
(servo alarm No. 416 is being generated):
ALD EXP Alarm details
1 0 Built–in pulse coder disconnection (hardware)
1 1 Separately installed pulse coder disconnection
(hardware)
0 0 Pulse coder is not connected due to software.
7) Over travel alarms
Number Message Contents
500 OVER TRAVEL : +n Exceeded the n–th axis (axis 1 to 8) + side stored stroke limit I.
(Parameter No.1320 or 1326 NOTE)
501 OVER TRAVEL : –n Exceeded the n–th axis (axis 1 to 8) – side stored stroke limit I.
(Parameter No.1321 or 1327 NOTE)
502 OVER TRAVEL : +n Exceeded the n–th axis (axis 1 to 8) + side stored stroke limit II.
(Parameter No.1322 )
503 OVER TRAVEL : –n Exceeded the n–th axis (axis 1 to 8) – side stored stroke limit II.
(Parameter No.1323)
504 OVER TRAVEL : +n Exceeded the n–th axis (axis 1 to 8) – side stored stroke limit III.
(Parameter No.1324)
505 OVER TRAVEL : –n Exceeded the n–th axis (axis 1 to 8) – side stored stroke limit III.
(Parameter No.1325)
506 OVER TRAVEL : +n Exceeded the n–th axis (axis 1 to 8) + side hardware OT.
507 OVER TRAVEL : –n Exceeded the n–th axis (axis 1 to 8) – side hardware OT.
510 OVER TRAVEL : +n A stroke limit check, made before starting movement, found that the end
point of a block falls within the plus (+) side inhibited area along the n–
axis defined by a stroke limit. Correct the program.
511 OVER TRAVEL : –n A stroke limit check, made before starting movement, found that the end
point of a block falls within the minus (–) side inhibited area along the
N–axis defined by a stroke limit. Correct the program.
NOTE
Parameters 1326 and 1327 are effective when EXLM (stroke limit switch signal) is on.
8) Overheat alarms
Number Message Contents
700 OVERHEAT: CONTROL UNIT Control unit overheat
Check that the fan motor operates normally, and clean the air filter.
701 OVERHEAT: FAN MOTOR The fan motor on the top of the cabinet for the contorl unit is overheated.
Check the operation of the fan motor and replace the motor if necessary.
9) Laser alarms
Number Message Contents
4050 CONTOUR DATA ERROR The value set as contour data is beyond the allowable range.
4051 ASSIST GAS DATA ERR. The value specified for assist gas is beyond the allowable range.
4052 TRACE DATA ERROR The value specified for gap control is beyond the allowable range.
4053 PIERCING DATA ERROR The piercing data value is beyond the allowable range.