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Safety Information and Maintenance
(Part of the Operating Instructions for Safety System CES-A.../CES-AZ/CES-FD)
Technical data (extract)
Evaluation units CES-A... and CES-AZ
Parameter
Value
Operating voltage U
see rating plate of the device
B
Current consumption
see rating plate of the device
External fuse
CES‑...‑01B
(operating voltage U
)
B
CES‑...‑02B/04B
External fuse
max. 6 A gG
Safety circuit
or circuit breaker 6 A
(13‑14/23‑24)
(char. B or C)
Safety outputs
2 outputs, relay with internally
13‑14/23‑24
monitored contacts, see rating
plate of the device for the utilization
category
Assured switch‑off
max. 60 mm
distance s
(combination of evaluation unit
ar
CES‑A(Z)‑xxx‑xxB with read head
CES‑A‑LQA‑SC and actuator
CES‑A‑BQA; see operating
instructions or data sheet of the
respective read head/actuator for
other combinations)
Connection example
see rating plate of the device
Reliability values according to EN ISO 13849-1
Switching current at
≤ 0.1 A
24 V DC
CES-A-ABA-...
CES-A-UBA-...
CES-AZ-ABS-...
CES-AZ-UBS-...
Category
PL
PFH
4.3 x 10
d
Mission time
Switching cycles/year
760,000
CES-A-AEA-...
CES-A-UEA-...
Category
PL
PFH
1.3 x 10
d
Mission time
Switching cycles/year
506,000
CES-AZ-.ES-...
CES-AZ-.LS-...
CES-AZ-.MS-...
Category
PL
PFH
1.9 x 10
d
Mission time
Switching cycles/year
760,000
Field evaluation unit CES-FD
Parameter
Operating voltage U
(reverse polarity protected,
regulated, residual ripple < 5%)
Current consumption
0.25 ... 8 A
External fuse (operating voltage)
0.40 ... 8 A
Safety outputs FO1A/FO1B
‑ Output voltage
HIGH
LOW
Switching current per safety output
Assured switch‑off distance s
‑ with read head CES‑A‑LMN‑SC
and actuator CES‑A‑BMB
‑ with key adapter
CKS‑A‑L1B‑SC‑113130 and key
CKS‑A‑BK1‑RD‑113461
Reliability values according to EN ISO 13849-1
CES-FD-AP-...
Category
PL
PFH
d
≤ 1 A
≤ 3 A
Mission time
3
e
‑8
20 years
153,000
34,600
4
e
‑8
1.5 x 10
‑8
20 years
100,000
23,000
4
e
‑8
20 years
153,000
34,600
Value
min.
typ.
max.
B
DC 24 V ± 15% (PELV)
45 mA
0.25 A
‑
1.5 A
Semiconductor outputs,
p‑switching, short circuit‑
proof
U
‑1.5
‑
U
B
B
0 V
1 V
1 mA
‑
150 mA
ar
‑
‑
10 mm
‑
‑
35 mm
4
e
4.5 x 10
/ h
‑9
20 years
4
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