Chapter 13. Troubleshooting and Maintenance
13-2
z
Protection of abnormal internal circuit and external signal
Fault display
Protective
function
Description
Parameter
save error
Displayed when user-setting parameters fail to be entered into memory.
Inverter
hardware
fault
Displayed when an error occurs in CPU operation and internal OS program. The
fault may not be relieved simply by STOP/RST key of the loader or reset terminal.
Retry after completely turning off the inverter and the display of the loader is fully
disappeared.
Used for the emergency stop of the inverter. The inverter instantly turns off the
output when the EST terminal is turned on.
Note
Instant cut
off
The inverter starts to regular operation when turning off the EST terminal while FX
or RX terminal is ON.
External
fault A
contact
input
When multi-function input terminal (P66~P70) is set to 18, external fault signal
input: A (Normal Open Contact), the inverter turns off the output.
External
fault B
contact
input
When multi-function input terminal (P66 ~ P70) is set to 19, external fault signal
input: B (Normal Close Contact), the inverter turns off the output.
When the
frequency
command
is lost
When inverter operation is set via Analog input (0-10V or 0-20mA input) or option
(RS-485) and no signal is applied, operation is done according to the method set in
P81.
Summary of Contents for SV-iE5 Series
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