8
Error and warning signals, faults
10.2013
B
A
_S
LE
22
_E
N
.D
O
C
X
8
Error and warning signals,
8.1
Operation
III
II
I
err
pwr
Cause
Device is ready for use
8.2
Error status signals
III
II
I
err
pwr
Cause
Sensor error:
cable break
short circuit
Overload
Overtemperature
Lifting and lowering
activated simultan
ously
Internal error
Sensor erro
Difference between two
load sensor channels is
too high
No supply present,
device fuse faulty
Error and warning signals, faults
Error and warning signals, faults
DANGER
The electrical installation may only be checked by a
skilled electrician
Only a
qualified person
may alter the overload cut-off point or replace the device.
A detailed description of errors can be found in the "Service instructions of the
original operating instructions".
Internal tests are performed when the supply voltage is switched on.
"err", "I", "II", "IIII" are illuminated.
The SLE22 is ready for use when only the "pwr" LED is still
Symbols
LED off
LED flashes
LED
Consequence
Elimination
Device is ready for use
The SLE22 is continuously performing internal tests, tests of the sensors connected and
plausibility monitoring of external and internal switching status.
problem, an error or error status is set and lifting or lifting and lowering a
The errors possible and their display are described in the following table and must be
eliminated to continue operation.
Conse-
quence
Elimination
Sensor error:
cable break,
short circuit
Lifting dis-
abled
Check electrical connection of load sensors.
Overload
Lifting dis-
abled
•
Set down overload
•
If necessary correct cut
missioning)
Overtemperature1
Lifting and
lowering
disabled
•
Allow hoist motor to cool down
•
Replace PTC thermistors
Lifting and lowering
activated simultane-
Lifting and
lowering
disabled
Faulty wiring. Check
activation
Internal error
Lifting and
lowering
disabled
Reboot device
check voltage at terminal 6
Sensor error
Difference between two
load sensor channels is
Lifting dis-
abled
Check electrical connection of load sensors.
Acknowledgement only by rebooting device!
No supply present,
device fuse faulty
Device not
functioning.
Check supply voltage of device
23
skilled electrician
.
off point or replace the device.
"Service instructions of the
Internal tests are performed when the supply voltage is switched on. The LEDs "pwr",
The SLE22 is ready for use when only the "pwr" LED is still illuminated.
LED on
Elimination
The SLE22 is continuously performing internal tests, tests of the sensors connected and
plausibility monitoring of external and internal switching status. If the SLE22 detects a
problem, an error or error status is set and lifting or lifting and lowering are disabled.
The errors possible and their display are described in the following table and must be
Check electrical connection of load sensors.
If necessary correct cut-off threshold (during com-
Allow hoist motor to cool down
Replace PTC thermistors
activation
.
check voltage at terminal 6
Check electrical connection of load sensors.
Acknowledgement only by rebooting device!
supply voltage of device.