Table 27 – Yaskawa 1000 Series Drive Option - MECHATROLINK-II Technical Manual User Manual
Page 34
9 Troubleshooting
34
YASKAWA ELECTRIC SIEP C730600 50A YASKAWA AC Drive-Option Card MECHATROLINK-II Technical Manual
Table 27 Drive Minor Fault and Alarm
ALRM Code (Hex)
Display
Description
01
Uv
Undervoltage
02
ov
Overvoltage
03
oH
Heatsink Overheat
04
oH2
Drive Overheat
05
oL3
Overtorque 1
06
oL4
Overtorque 2
07
EF
Run Command Input Error
08
bb
Drive Baseblock
09
EF3
External Fault (input terminal S3)
0A
EF4
External Fault (input terminal S4)
0B
EF5
External Fault (input terminal S5)
0C
EF6
External Fault (input terminal S6)
0D
EF7
External Fault (input terminal S7)
0E
EF8
External Fault (input terminal S8)
0F
FAn
Cooling Fan Error
10
oS
Overspeed
11
dEv
Excessive Speed Deviation
12
PGo
PG Disconnect
14
CE
MEMOBUS/Modbus Communication Error
15
bUS
Option Communication Error
1A
EF0
Option Card External Fault
1B
rUn
During Run 2, Motor Switch Command Input
1D
CALL
Serial Communication Transmission Error
1E
UL3
Undertorque 1
1F
UL4
Undertorque 2
20
SE
MEMOBUS/Modbus Communication Test Mode Error
22
oH3
Motor Overheat
27
FbL
PID Feedback Loss
28
FbH
Excessive PID Feedback
2A
dnE
Drive Disabled
2B
PGoH
PG Hardware Fault (when using PG-X3)
31
E5
SI-T3 Watchdog Timer Error
32
AEr
SI-T3 Station Address Setting Error
33
CyC
SI-T3 Transmission Cycle Error
34
HCA
Current Alarm
35
LT-1
Cooling Fan Maintenance Time
36
LT-2
Capacitor Maintenance Time
39
EF1
External Fault (input terminal S1)
3A
EF2
External Fault (input terminal S2)
3B
HbbF
Safe Disable Signal Input
3C
Hbb
Safe Disable Signal Input
3D
oL5
Mechanical Weakening Detection 1
3E
UL5
Mechanical Weakening Detection 2
41
voF
Output Voltage Detection Fault
42
TrPC
IGBT Maintenance Time (90%)
43
LT-3
Soft Charge Bypass Relay Maintenance Time