Lenze i55 Series User Manual

6 Diagnoscs and fault eliminaon
6.1 LED status display
The "RDY" and "ERR" LED status displays on the front of the inverter provide some quick infor-
maon about certain operang states.
"RDY" LED (blue) "ERR" LED (red) Status/meaning
o o No supply voltage.
on on
Inialisaon (inverter is started.)
blinking (1 Hz)
o
Safe torque o (STO) acve.
4Safe torque o (STO) ^ 523
blinking fast (4 Hz)
Safe torque o (STO) acve, warning acve.
blinking (2 Hz)
o Inverter inhibited.
blinking fast (4 Hz)
Inverter disabled, warning acve.
4Error handling ^ 139
on
Inverter disabled, error acve.
4Error handling ^ 139
lit every 1.5 s for a
short me
Inverter inhibited, no DC-bus voltage.
on for a short me
every 1 s
USB module is connected, 5-V supply voltage for the USB module is available.
on
o
Inverter enabled.
The motor rotates according to the specied setpoint or quick stop acve.
blinking fast (4 Hz)
Inverter enabled, warning acve.
The motor rotates according to the specied setpoint or quick stop acve.
blinking (1 Hz)
Inverter enabled, quick stop as response to fault acve.
4Error handling ^ 139
Both LEDs are blinking in a rapidly alternang
mode
Firmware update acve.
4Firmware download ^ 501
Both LEDs are blinking in a very rapidly synchro-
nous mode
"Visual tracking" funcon is acve.
4Opcal device idencaon ^ 162
Diagnoscs and fault eliminaon
LED status display
108

Lenze i55 Series Specifications

General

Brand	Lenze
Model	i55 Series
Category	Inverter
Language	English