Fault tracing 321
D5B0 Pump min speed
This alarm occurs when
the start command is
provided and the actual
speed of the motor
(
) is not increasing
above
within the
time calculated by the
drive software internally.
The warning resets
automatically after the
elapses
and if start command is
active, the drive restarts
automatically. This alarm
is disabled during ramp
stop condition.
Check the pump minimum
speed set in
D5B1 Start delay active
This alarm occurs if more
than three start occurs
within one minute.
This warning resets
automatically after five minutes
and if start command is present,
drive starts automatically.
FA90 STO diagnostics
failure
The software is not
working properly.
Restart the control unit.
Code
(hex)
Warning / Aux.
code
(
aux code visible
only on assistant
control panel and drive
composer)
Cause
What to do
Summary of Contents for ACQ80
Page 1: ... ABB DRIVES FOR WATER ACQ80 standard program control Firmware manual ...
Page 2: ... Related documents are listed on page 13 ...
Page 4: ......
Page 10: ...10 Table of contents ...
Page 32: ...32 Startup control with I O and ID run ...
Page 34: ...34 Using the control panel ...
Page 74: ...74 Program features ...
Page 78: ...78 Control macros ...
Page 380: ...380 Fieldbus control through a fieldbus adapter ...
Page 384: ...384 Parameterization with Drive Composer ...
Page 388: ...388 Parameterization with Automation builder drive manager ...