Lenze E94AYAE SM301 - Manual (Page 21)

Safety engineering
Device modules
SM301 safety module
1
l
21 EDS94AYAE EN 7.0
Displays
Pos. Colour State Description
MS
(Module State)
Green
On Drive−based safety has initialised without a fault.
Blinking
Drive−based safety has initialised without a fault. Internal
communication to the standard device is not possible.
Flashing
Drive−based safety is in service status.
For exiting, parameterise the drive−based safety.
Off
Drive−based safety is not initialised.
Acknowledgement is not possible.
EN
(Enable)
Yellow
On Controller enabled
Off Non−safe display "STO"
ME
(Module Error)
Red
On System error
Blinking Trouble
Flashing Warning
Off Error−free operation
AS
(Acknowledge Stop)
Yellow
On
Request of an acknowledgement for the restart or the
parameter set adoption
Blinking SS1/STO active
Flashing SS2/SOS active
Off No stop function active
BE
(Bus Error)
Red
On
Safety bus error:
l Communication is not possible.
l Acknowledgement is possible.
Blinking Safety bus error: no valid configuration.
Off Safety bus: error−free operation.
DE
(Drive Error)
Red
On
Drive−based safety is not accepted by the standard device
(see notes in the instructions for the standard device).
Off
Drive−based safety is correctly recognised by the standard
device.
Blinking: on/off every 0.5 s Flashing: on/off every 0.1/0.9 s