12 Troubleshooting
12 - 28
High-function General-purpose Inverter RX2 Series User’s Manual
When NRDY is shown, the inverter is in the following condition(s).
You can see the status of NRDY by pressing UP key on the three-lined monitor or on [dC-40].
Icon 2 NRDY
Occurrence
Estimated cause(s)
Exemplar measures to be taken
TRIP display was
shown and [dC-40]
NRDY was set to 01.
There was an error factor, which caused the
inverter to trip.
Remove the error factor.
Consult this chapter.
The CTRL icon was
shown and [dC-40]
NRDY was set to 02.
The control power supply (R0, T0) has been
input, whereas the main circuit power supply
R-S-T hasn’t been input.
Check the input of main circuit power
supply and examine the breaker, wir-
ing, and so on.
The 24V icon was
shown and [dC-40]
NRDY was set to 02.
Only 24V has been input to the backup power
supply P+-P-.
Check the input of main circuit power
supply and the control power supply,
and examine the breaker, wiring, and
so on.
[dC-40] NRDY was
set to 03.
[RS] terminal is ON and the inverter is under
reset operation.
Check the wiring and operation state of
[RS] terminal.
[dC-40] NRDY was
set to 04.
The STO circuit is turned OFF or broken.
Check ST1/ST2 terminals.
[dC-40] NRDY was
set to 05.
The inverter is checking the internal circuit,
operator keypad, options, etc.
If this error is not released, check the
operator keypad for contact failure or
other problem.
[dC-40] NRDY was
set to 06.
There is an inconsistency in the setting
Although [AA121] is set to 10 (Vector
control with sensor), the option
RX2-PG01 is not attached.
Refer to
[dC-40] NRDY was
set to 07.
There is a sequence operation problem in the
brake control.
Check the setting and signal operation
of [AF130] brake control or the similar
parameter.
[dC-40] NRDY was
set to 08.
• [FRS] terminal or [CS] terminal was turned
ON.
• [FRS] or [CS] command was entered from the
communication.
Check the signal operation of input ter-
minal for [FRS] or [CS].
[dC-40] NRDY was
set to 09.
Operation command isn’t permitted.
The [REN] terminal has been assigned
and is turned OFF.
Forced stop is being issued. (Deceleration stop
behavior)
STOP key was pressed when com-
mands had been entered from a source
other than the operation keypad.
Summary of Contents for RX - 2
Page 1: ...High function General purpose Inverter RX2 Series User s Manual I620 E1 01 3G3RX2...
Page 54: ...1 Overview 1 22 High function General purpose Inverter RX2 Series User s Manual...
Page 136: ...2 Design 2 82 High function General purpose Inverter RX2 Series User s Manual...
Page 592: ...8 Applied Settings 8 192 High function General purpose Inverter RX2 Series User s Manual...
Page 754: ...11 Options 11 56 High function General purpose Inverter RX2 Series User s Manual...
Page 794: ...12 Troubleshooting 12 40 High function General purpose Inverter RX2 Series User s Manual...
Page 919: ......
