ABB RDNA-01 Manuel d'utilisateur Page 294

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1-290 ACH550-UH User’s Manual
Diagnostics
Note 1. Even when the relay output is configured to indicate alarm conditions (e.g. parameter
1401
RELAY OUTPUT 1 = 5 (ALARM) or 16 (FLT/ALARM)), this alarm is not indicated by a relay output.
2015
PFA INTERLOCK This alarm warns that the PFA interlocks are active, which means that
the drive cannot start the following:
Any motor (when Autochange is used),
The speed regulated motor (when Autochange is not used).
2016 Reserved
2017 OFF BUTTON Note 1.
2018
(note 1)
PID SLEEP This alarm warns that the PID sleep function is active, which means
that the motor could accelerate when the PID sleep function ends.
To control PID sleep, use parameters 4022…4026 or 4122…4126.
2019
ID RUN Performing ID run.
2020
OVERRIDE This alarm warns that the Override function is active, which may start
the motor.
2021
START ENABLE 1
MISSING
This alarm warns that the Start Enable 1 signal is missing.
To control Start Enable 1 function, use parameter 1608.
To correct, check:
Digital input configuration.
Communication settings.
2022 START ENABLE 2
MISSING
This alarm warns that the Start Enable 2 signal is missing.
To control Start Enable 2 function, use parameter 1609.
To correct, check:
Digital input configuration.
Communication settings.
2023
EMERGENCY
STOP
Emergency stop activated.
2024
ENCODER ERROR The drive is not detecting a valid encoder signal. Check for and
correct:
Encoder presence and proper connection (reverse wired, loose
connection, or short circuit).
Voltage logic levels are outside of the specified range.
A working and properly connected Pulse Encoder Interface Module,
OTAC-01.
Wrong value entered in parameter 5001
PULSE NR. A wrong value
will only be detected if the error is such that the calculated slip is
greater than 4 times the rated slip of the motor.
Encoder is not being used, but parameter 5002
ENCODER ENABLE =
1 (ENABLED).
2025
FIRST START Signals that a the drive is performing a First Start evaluation of motor
characteristics. This is normal the first time the motor is run after motor
parameters are entered or changed. See parameter 9910 (
MOTOR ID
RUN) for a description of motor models.
2026
RESERVED Not used.
2027
USER LOAD
CURVE
This alarm warns that the condition defined by parameter 3701 USER
LOAD C MODE has been valid longer that half of the time difined by 3703
USER LOAD C TIME.
2028
START DELAY Shown during the Start delay. See parameter 2113 START DELAY.
Alarm
Code
Display Description
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