EUCHNER CES-A-S5H-01 (Unicode) - Manual (Page 19)

System Manual Safety System CES-A-S5H01
19
System Status Table
Operating mode
Actuator position Safety outputs LA and LB
LED display
State
ST
ATE (gr
een)
OUT/ERROR (yellow) OUT/ERROR (r
ed)
Normal operation See truth table on page 20 and section LED displays on page 16
Setup
open off 4 Hz Initial setup after delivery, ready for first teach-in operation
closed off
1 Hz
(60 s)
Teach-in operation
closed off
Positive acknowledgement of completion of teach-in operation
To activate the actuator code from the teach-in operation in the evaluation unit,
the operating voltage must then be switched off at the evaluation unit for min. 3
seconds.
State indication
X off 3 x + Indication after 1st to 5th teach-in operation
X off x + Indication of the remaining teach-in operations after the 6th teach-in operation
X off 1 x + Indication of the remaining teach-in operations after the 7th teach-in operation
X off Device cannot perform any further teach-in operation
Fault display X off
Device-internal component failure or
excessively high interference (EMC) or short circuit/external power at the LA/LB
safety output
Operating fault
closed off 1 x Incorrect 9th teach-in operation
closed off x Incorrect teach-in operation for an old actuator
closed off 3 x
Negative acknowledgement for teach-in operation. Actuator was held in front of the
read head for less than 60 s
Key to symbols
N 0 Volt or not connected
1 4 Volt
0 0 Volt
LED is not lit
LED is lit
15 Hz (8 s) LED flashes for 8 seconds with 15 Hz
3 x + LED flashes three times and then lights up continuously
3 x LED flashes three times, and this is then repeated
X Any state
Note
For monitoring outputs D0, D1, D and D3 see truth table on page 0
The evaluation unit can only be operated with the last actuator taught 
