2.4 Driver Unit/Simple Absolute Unit Alarm Causes and Countermeasures
C2-11
ME0384-4A
Chapter 2 Troubleshooting
○: ON ●: OFF
ALM
Contents: ( ) indicates alarm code
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Overvoltage (0C9)
Overheating (0CA)
Current sensor offset adjustment error (0CB)
Control power supply voltage error (0CC)
Drive Cutoff Relay Welded Detection Error (0CD)
Control power supply voltage drop (0CE)
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Deviation counter in homing incomplete status
overflow (0D5)
Deviation overflow (0D8)
Software stroke limit over error (0D9)
Push-motion operation range over error (0DC)
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Electrical angle mismatch (0B4)
Servo error (0C1)
Exceeded allowable time of exceeding torque allowing
continuous pressing (0C4)
Unauthorized control system transition command (0C5)
Excessive motor power supply voltage (0D2)
Motor power supply voltage low (0D3)
Belt breaking sensor detected (0D7)
Overload (0E0)
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Spurious absolute error (0B3)
Encoder transmission error (0E4)
Encoder reception error (0E5)
Encoder count error (0E6)
A, B, Z-phase disconnection (0E7)
A, B-phase disconnection (0E8)
BLA encoder error detection (0EB)
PS-phase disconnection (0EC)
Absolute encoder error detection 1 (0ED)
Absolute encoder error detection 2 (0EE)
Absolute encoder error detection 3 (0EF)
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CPU error (0FA)
Logic error (0FC)
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Non-volatile memory write verify error (0F5)
Non-volatile memory write timeout (0F6)
Non-volatile memory data destruction (0F8)