YASKAWA D1000 Series Instruction Manual page 104

5.1 Alarms, Faults, and Errors
<1> Displayed as CPF00 when occurring at converter power up. When one of the faults occurs after successfully starting the converter, the display
will show CPF01. Displayed as CPF20 when occurring at converter power up. When one of the faults occurs after successfully starting the
converter, the display will show CPF21.
Minor Faults and Alarms
■
Refer to Table 5.3 for an overview of possible alarm codes. Conditions such as overvoltages can trip faults and alarms. It
is important to distinguish between faults and alarms to determine the proper corrective actions. When the converter
detects an alarm, the ALM indicator LED blinks and the alarm code display flashes. Most alarms trigger a digital output
programmed for alarm output (H2-
Refer to Faults on page 103
Digital Operator Display
LED LCD
AEr
Aov
AUv
bb
bUS
CALL
CE
CoF
CrST
CyC
E5
EF0
EF1
to to
EF8
FAn
Fdv
HCA
LT-1
LT-2
LT-3
oH
oL2
ov
PAUv
PF3
SE
SrC
104
= 10). A fault (not an alarm) is present if the ALM LED lights without blinking.
for information on fault codes.
Table 5.3 Minor Fault and Alarm Displays
Station Number Setting Error
Power Supply Overvoltage
Power Supply Undervoltage
Converter Baseblock
Option Card Communications Error
Serial Communication Transmission Error
MEMOBUS/Modbus Communication Error
Current Offset Fault
Cannot Reset
MECHATROLINK-II Communications Cycle Setting Error
MECHATROLINK-II Watchdog Timer Error
Option Card External Fault
External Fault (input terminal S1 to S8)
Converter Internal Fan Fault
Power Supply Frequency Fault
Current Alarm
Cooling Fan Maintenance Time
Capacitor Maintenance Time
Capacitor Maintenance Time
Heatsink Overheat
Converter Overheat
Overvoltage
Power Supply Undervoltage Pre-alarm
Input Phase Loss Detection
MEMOBUS/Modbus Test Mode Fault
Phase Order Fault
YASKAWA ELECTRIC TOEP C710656 07A YASKAWA Power Regenerative Converter - D1000 Instruction Manual
Name
Minor Fault Output
Page
(H2- = 10)
YES
YES
YES
No output
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
No output
<1>
No output
<1>
No output
<1>
YES
YES
YES
YES
YES
YES
YES
118
118
118
118
119
119
119
120
120
120
120
120
121
121
121
122
122
122
122
122
123
123
123
124
124
124