LS ELECTRIC LSLV-S100 Series, User Manual, Page: 198 / 270

Troubleshooting
189
Warning Messages
Keypad
Display
LCD Display Description
Over Load
Displayed when the motor is overloaded. Operates when Pr.17 is
set to 1. To operate, select 5. Set the digital output terminal or
relay (OU.31 or OU.33) to 5 (Over Load) to receive overload
warning output signals.
Under Load
Displayed when the motor is underloaded. Operates when Pr.25
is set to 1. Set the digital output terminal or relay (OU.31 or
OU.33) to 7 (Under Load) to receive underload warning output
signals.
INV Over
Load
Displayed when the overload time equivalent to 60% of the
inverter overheat protection (inverter IOLT) level, is accumulated.
Set the digital output terminal or relay (OU.31 or OU.33) to 6 (IOL)
to receive inverter overload warning output signals.
Lost
Command
Lost command warning alarm occurs even with Pr.12 set to 0.
The warning alarm occurs based on the condition set at Pr.13- 15.
Set the digital output terminal or relay (OU.31 or OU.33) to 13
(Lost Command) to receive lost command warning output signals.
If the communication settings and status are not suitable for P2P,
a Lost Command alarm occurs.
Fan
Warning
Displayed when an error is detected from the cooling fan while
Pr.79 is set to 1. Set the digital output terminal or relay (OU.31 or
OU.33) to 8 (Fan Warning) to receive fan warning output signals
DB
Warn %ED Displayed when the DB resistor usage rate exceeds the set value.
Set the detection level at Pr.66.
Retry Tr
Tune
Tr tune error warning alarm is activated when Dr.9 is set to 4. The
warning alarm occurs when the motor’s rotor time constant (Tr) is
either too low or too high.
PID
Sleep
When the PID operation enters sleep mode, a warning occurs.
olw
ulw
iolw
lcw
fanw
dbw
trer
slp