Diagnostics And Fault Elimination; Led Status Display - Lenze i55AE125B Manual

Diagnostics and fault elimination

LED status display

6 Diagnostics and fault elimination
6.1 LED status display
The "RDY" and "ERR" LED status displays on the front of the inverter provide some quick infor-
mation about certain operating states.
"RDY" LED (blue) "ERR" LED (red)
off
on
blinking (1 Hz)
blinking fast (4 Hz)
blinking fast (4 Hz)
blinking (2 Hz)
lit every 1.5 s for a
short time
on for a short time
every 1 s
blinking fast (4 Hz)
on
blinking (1 Hz)
Both LEDs are blinking in a rapidly alternating
mode
Both LEDs are blinking in a very rapidly synchro-
nous mode
108
Status/meaning
off No supply voltage.
Initialisation (inverter is started.)
on
Safe torque off (STO) active.
off
4Safe torque off (STO)
Safe torque off (STO) active, warning active.
off Inverter inhibited.
Inverter disabled, warning active.
4Error handling
^ 139
Inverter disabled, error active.
on 4Error handling
^ 139
Inverter inhibited, no DC-bus voltage.
USB module is connected, 5-V supply voltage for the USB module is available.
Inverter enabled.
off
The motor rotates according to the specified setpoint or quick stop active.
Inverter enabled, warning active.
The motor rotates according to the specified setpoint or quick stop active.
Inverter enabled, quick stop as response to fault active.
4Error handling
^ 139
Firmware update active.
4Firmware download
"Visual tracking" function is active.
4Optical device identification
^ 523
^ 501
^ 162