Display
C
V
Main module
Description Measures
O Y
ellow
Configuration is verified.
Ö Y
ellow (1 Hz)
Configuration is not verified.
b
Verify the configuration using the configura‐
tion software.
Ö Yellow (2 Hz)
see table 126, page 119
Ö Y
ellow (lights up
every 2 s)
see table 126, page 119
o LED of
f. Ö LED flashes. O LED illuminates.
Table 128: I indications (safety capable input)
Display
I
Description Measures
o
Input is inactive (LOW).
O Gr
een
Input is active (HIGH).
Ö Gr
een (1 Hz) in sync
with the red PWR indi‐
cation
Input is inactive (LOW) and a recoverable exter‐
nal er
ror is present.
b
Chec
k cabling of the flashing inputs. A short-
circuit to GND or cable break may be present.
Ö Gr
een (1 Hz) in sync
with the green PWR
indication
Input is active (HIGH) and a recoverable external
er
ror is present.
b
Chec
k cabling of the flashing inputs. A short-
circuit to 24 V or a cross-circuit to another
signal may be present.
o LED off. Ö LED flashes. O LED illuminates.
Table 129: I indications (safety capable input) - Flexi Loop
Display
I (F
lexi Loop)
Description Measures
O Gr
een
Flexi Loop safe series connection is in operation.
Ö Gr
een (1 Hz) in sync
with the red PWR indi‐
cation
Flexi Loop safe series connection is not in opera‐
t
ion and a recoverable external error is present.
b
Chec
k cabling of the flashing inputs.
b
Check the number and type of Flexi Loop
nodes.
b
Adjust the configuration using the configura‐
tion software.
b
Run diagnostics using the configuration soft‐
ware.
Ö Green (1 Hz) in sync
with the green PWR
indication
Flexi Loop safe series connection is being initial‐
i
zed.
o LED of
f. Ö LED flashes. O LED illuminates.
Table 130: Q indications (safety output)
Display
Q
Description Measures
o
Output is inactive (LOW).
O Gr
een
Output is active (HIGH).
Ö Gr
een (1 Hz) in sync
with the red PWR indi‐
cation
Output is inactive (LOW) and a recoverable exter‐
nal er
ror is present.
b
Chec
k cabling of the flashing outputs. A short-
circuit to GND or a cross-circuit between out‐
puts may be present.
b
If all indicators of the configured outputs are
flashing, check the supply voltage of the A1
and A2 terminals.
11 TROUBLESHOOTING
120
O P E R A T I N G I N S T R U C T I O N S | Flexi Compact 8024589/2020-11-10 | SICK
Subject to change without notice