86
Festo — CPX-F8DE-P — 2022-10d
Technical data
Safety characteristics
Function mode
1
2
3
4
5
6
7
8
9
10
Classification in accordance
with EN 61508-2:2010-05
Type B
ß
Beta factor for failures
resulting from common
cause CCF (Common Cause
Failure)
[%]
2
Max. useful life
[years] 20
Safety protocol
Profile for Safety Technology on PROFIBUS DP and PROFINET
IO; Version 2.4, March 2007
1) Characteristic value if the application is tested within 24 h: up to PL e Cat. 3, SIL 3, SIL CL 3
2) Characteristic value if the application is tested within 24 hours: DCAVG = 94%
3) Characteristic value if the application is tested within 24 hours: SFF = 95%
Tab. 42: Safety characteristics
8.3
Characteristic values of the input module
Electrical characteristic values
Nominal operating voltage DC
[V DC]
24
Residual ripple (tip to tip) in operating
voltage range U
EL/SEN
[V
SS
]
2
Permitted voltage tolerance
[%]
–15 ... +20
Voltage drop bypass time for the internal
electronics
[ms]
10
Intrinsic current consumption at nominal
operating voltage
[mA]
typ. 35
Undervoltage monitoring U
EL/SEN
[V]
U
<
19.5 for t
>
250 ms
Overvoltage monitoring U
EL/SEN
[V]
U
<
29.5 for t
>
250 ms
Potential reference of the input channels
U
EL/SEN
Electrical isolation between the channels
no
Input characteristics in accordance with
IEC 61131-2 for digital inputs
Type 2
Max. accepted test pulse duration at the
input
[ms]
0.7
Max. load current per clock line T0, T2, T4, T6 [A]
0.7
Max. total current at T1, T3, T5, T7
[A]
0.2
