Festo CPX-FVDA-P2 Original Instructions Manual page 95

Technical appendix
Safety characteristics
Internal response time to switch off command
(T ) on output channel CH0
WCDT
Internal response time to switch off command
(T ) on output channels CH1 and CH2 depend-
WCDT
ing on minimum load
PROFIsafe watchdog time
Max. response time of safety function
Max. cyclical request rate
Mean time to dangerous failure (MTTF
Probability of a dangerous failure per hour (PFH
Max. useful life
Min. request rate for each output channel (CH0,
CH1, CH2)
Measures to avoid common cause failures (CCF)
Safety protocol
Type test
CE marking ( declaration of conformity)
è
Certificate issuing authority
1) In order to guarantee the safety level, a minimum switch-on period of 1 minute must be ensured every 8 operating hours for each out-
put channel used.
2) Profile for Safety Technology on PROFIBUS DP and PROFINET IO; version 2.4, March 2007
Tab. 47 Safety characteristics
Festo — CPX-FVDA-P2 — 2018-10b
1)
)
d
CPX-FVDA-P2
[ms] 23
<
Load diagrams
Fig.38
è
Fig.39
è
[ms] F_WD_TIME
[ms] F_WD_TIME + T
[1/min] 1
[years] 750
>
) [1/h] 1.0 x 10
<
D
[years] 20
[1/week] 1
– Comply with operating voltage
limits
– Comply with temperature range
è
values
è
– Combine a maximum of 2 out-
put channels in a common
safety pilot circuit
PROFIsafe profile version 2.4
The functional safety engineering of
the product has been certified by an
independent testing body
type examination certificate
www.festo.com.
è
To EU Machinery Directive
TÜV(German Technical Control
Board) Rheinland
01/205/5294.01/18
WCDT
–9
Tab. 49 Further characteristic
Fig.40
2)
EC-
è
95