Operating Instructions
AR Evaluation Unit CES-AR-AES-12
18
(Translation of the original operating instructions) 2098221-06-08/20
11. System status table
Operating mode
Actuator/door position
Safety outputs OA and OB
Indicator LEDs
Monitoring
outputs
State
DIA (r
ed)
OUT (yel
-
low)
ST
ATE
(gr
een)
OUT AR
DIA
Self-test
X
off
15 Hz
(10 s)
off
off
Self-test after power-up
Normal operation
open
off
off
off
Normal operation, at least one door open
closed
on
on
off
Normal operation, all doors closed
closed
off
3 Hz
on
off
Normal operation, all doors closed, start button not
pressed
or fault in the feedback loop
closed
off
4 x
on
on
Normal operation, all doors closed, feedback loop was
open during attempt to start
X
X
X
7 x
off
on
Faulty data transmission for status signals (safety circuit
not affected)
Fault display
X
off
1 x
off
on
Fault in the AR switch chain (e.g. fault on starting the
switch chain or more than 12 devices connected)
X
off
2 x
off
on
Fault on the safety outputs or on the start button (e.g.
start configuration changed in operation, no/erroneous
signals from the switch chain, broken cable on one of the
channels I
A
or I
B
, or short circuit/ground fault on one of
the channels I
A
or I
B
)
X
off
4 x
off
on
Fault on the safety relay, re-start device.
If fault is still indicated, contact manufacturer.
X
off
5 x
off
on
I
nternal component fault, re-start device.
If fault is still indicated, contact manufacturer.
X
off
6 x
off
on
-
Fault in feedback loop, e.g.
-
Feedback loop not connected on power up
-
missing jumper between Y1/Y2
or
-
Fault on the start button, e.g.
-
On autostart: jumper between S/U
B
instead of S/Y1
-
Start button stuck
X
off
off
on
Start failed three times, contact manufacturer
Key to symbols
LED not illuminated
LED illuminated
15 Hz (10 s)
LED flashes for 10 seconds at 15 Hz
3 x
LED flashes three times
X
Any state
Important!
If you do not find the displayed device status in the system status table, this indicates an internal device
fault. In this case, you should contact the manufacturer.
