Siemens MICROMASTER 420 - Electrical installation

Issue 04/04 7 Displays and messages
MICROMASTER 420
Compact Operating Manual
27
7 Displays and messages
7.1 LED status display
LEDs for indicating
the drive state
OFF
ON
approx. 0.3 s, flashing
a
pp
rox. 1 s
,
twinklin
g
Mains not present Fault inverter temperature
Ready to run
Warning current limit
both LEDs twinkling
same time
Inverter fault
other than the ones listed below
Other warnings
both LEDs twinkling
alternatively
Inverter running Undervoltage trip / undervoltage warning
Fault overcurrent Drive is not in ready state
Fault overvoltage
ROM failure
both LEDs flashing
same time
Fault motor overtemperature
RAM failure
both LEDs flashing
alternatively
7.2 Fault messages and Alarm messages
Fault Significance Alarms Significance
F0001 Overcurrent A0501 Current Limit
F0002 Overvoltage A0502 Overvoltage limit
F0003 Undervoltage A0503 Undervoltage Limit
F0004 Inverter Overtemperature A0504 Inverter Overtemperature
F0005 Inverter I
2
t A0505 Inverter I
2
t
F0011 Motor Overtemperature I
2
t A0506 Inverter Duty Cycle
F0041
Stator resistance measurement
failure
A0511 Motor Overtemperature I
2
t
F0051 Parameter EEPROM Fault A0541 Motor Data Identification Active
F0052 Powerstack Fault A0600 RTOS Overrun Warning
F0060 Asic Timeout
F0070 Communications board setpoint error
A0700 -
A0709
CB warning
F0071
No Data for USS (RS232 link) during
Telegramm Off Time
A0710 CB communication error
F0072
No Data from USS (RS485 link)
during Telegram Off Time
A0711 CB configuration error
F0080 Analogue input - lost input signal A0910 Vdc-max controller de-activated
F0085 External Fault A0911 Vdc-max controller active
F0101 Stack Overflow A0920 ADC parameters not set properly
F0221 PI Feedback below minimum value A0921 DAC parameters not set properly
F0222 PI Feedback above maximum value A0922 No load applied to inverter
F0450
BIST Tests Failure
(Service mode only)
A0923
Both JOG Left and JOG Right are
requested