YASKAWA VS-606V7 Series Instruction Manual page 137

Alarm Display
Digital RUN (Green)
Operator ALARM (Red)
136
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Inverter
Explanation
Status Corrective Actions
EF‰ Check the external
(External fault) circuit (sequence).
Inverter receives an external
fault input from control circuit
terminal.
EF0: External fault reference
through MEMOBUS
communications
EF1: External fault input
command from control
circuit terminal S1
EF2: External fault input
command from control
circuit terminal S2
EF3: External fault input
command from control
circuit terminal S3
EF4: External fault input
command from control
circuit terminal S4
EF5: External fault input
command from control
circuit terminal S5
Protective
EF6: External fault input
Operation
command from control
circuit terminal S6
Output is shut
EF7: External fault input
OFF and motor
command from control
coasts to a
circuit terminal S7
stop.
CPF-00 Cycle power after
Inverter cannot communicate checking the digital
with the digital operator for 5 operator is securely
sec. or more when power is mounted.
turned ON. If the fault remains,
replace the digital
operator or inverter.
CPF-01 Cycle power after
Transmission fault occurred checking the digital
for 5 sec. or more when operator is securely
transmission starts with the mounted.
digital operator. If the fault remains,
replace the digital
operator or inverter.
CPF-04 • Record all parameter
EEPROM fault of inverter data and initialize the
control circuit is detected. parameters. (Refer
to page 32 for
parameter
initialization)
• Cycle power.
If the fault remains,
replace the inverter.
Causes and