Option Low Priority Alarm Codes - YASKAWA SI-EP3 Technical Manual

8 Communication
Drive Alarm Code
*1
(Hex.)
100D
100E
100F
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
101A
101B
101C
101D
101E Keypad Disconnected (oPr)
101F EEPROM R/W Error (Err)
1020
1021
1022
1023
1024
1025
1027
*1 Drive error code is stored in MEMOBUS/Modbus address 0080 (Hex.).
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Option Low Priority Alarm Codes

These codes are transmitted as Manufacturer Specific Diagnostic low priority alarms that can be seen in the PLC
configuration software. These low priority codes are the same codes that appear in the drive manual, except with
an offset of 0x400.
Drive Alarm Code
*1
(Hex.)
0401 Undervoltage (Uv)
0402 Overvoltage (ov)
0403 Heatsink Overheat (oH)
0404 Drive Overheat (oH2)
0405 Overtorque 1 (oL3)
42
Description
• Check drive rating
• Check L6-02 and L6-03 settings
Overtorque Det 1 (oL3)
• Check system mechanics
• Check L6-05 and L6-06 settings
Overtorque Det 2 (oL4)
• Check system mechanics
DynBrk Transistor (rr) Cycle drive power. Replace drive if fault continues.
DynBrk Resistor (rH) Check load, operating speed and deceleration time
External Fault 3 (EF3)
External Fault 4 (EF4)
External Fault 5 (EF5)
• Multifunction digital input set to external fault
• Circuit at terminal is closed
External Fault 6 (EF6)
External Fault 7 (EF7)
External Fault 8 (EF8)
Heatsink Fan (FAn) Check drive cooling fan
• Check reference and reference gain
Overspeed Det (oS)
• Check F1-08 and F1-09 settings
• Check load, accel/decel times and system mechanics
Speed Deviation (dEV)
• Check F1-10 and F1-11 settings
PGo Open (PGo) Check PG card connections
Input Phase Loss (PF) Excessive input voltage fluctuation
• Check for broken wire/loose terminals
Output Phase Loss (LF)
• Check motor rating
- -
Reconnect the keypad
Cycle drive power. Replace drive if fault continues.
- -
• Check network cable connections
• Check 24 Vdc power supply voltage
Check option installation and connections
Comm Error (bUS)
Cycle drive power. Replace drive if fault continues.
• Check motor parameters
Out of Control (CF)
• Auto-tune
• Check PLC program
External Fault 0 (EF0) • Check MI switch setting
• Check option LEDs for fault indication
Table 8.15 PROFINET Option Low Priority Alarm Codes
Description
Corrective Action
Drive Alarm Code
*1
(Hex.)
0420 MEMOBUS/Modbus Test Mode Fault (SE)
0422 Motor Overheat (oH3)
0427 PID Feedback Loss (FbL)
0428 PID Feedback Loss (FbH)
042A Drive Disabled (dnE)
YASKAWA SIEP C730600 89E PROFINET Technical Manual
Description