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Omron VARISPEED V7 User Manual

Omron VARISPEED V7
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8 Fault Diagnosis
201
Flashing
Detected as
an alarm
only. Fault
contact out-
put is not
activated.
BB (External Baseblock)
Baseblock Command at
multi-function terminal is ON
and the Inverter output is
OFF (motor coasting). Condi-
tion is cleared when input
command is removed.
Check the following:
NO/NC contact selection
(constant).
Wiring is made properly.
Signal is not input from
the PLC.
Flashing
EF (Simultaneous FWD/
REV Run Commands)
When FWD and REV Run
Commands are simulta-
neously input for over 500
ms, the Inverter stops accord-
ing to constant n005.
Check the following:
NO/NC contact selection
(constant).
Wiring is made properly.
Signal is not input from
the PLC.
Flashing
STP (Operator function
stop)
was pressed during
running via a control circuit
terminal FWD/REV Run
Command, or by a Run Com-
mand from communications.
The Inverter stops according
to constant n005.
STP (Emergency stop)
Inverter received emergency
stop alarm signal. Inverter
stops according to constant
n005.
Turn OFF FWD/REV Run
Command of control cir-
cuit terminals.
Check the following:
NO/NC contact selection
(constant).
Wiring is made properly.
Signal is not input from
the PLC.
Flashing
FAN (Cooling fan fault)
Cooling fan is locked.
Check the following:
• Cooling fan
Cooling fan connection
Foreign matter is not
interrupting rotation.
Fan is mounted correctly.
Relay connector is con-
nected properly after
replacement of the fan.
Alarm Display Inverter
Status
Description Causes and
Corrective Actions
Digital
Operator
RUN (Green)
ALARM (Red)
or

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Omron VARISPEED V7 Specifications

General IconGeneral
BrandOmron
ModelVARISPEED V7
CategoryInverter
LanguageEnglish

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