Weidmuller UR20-4DI-4DO-PN-FSOE Manual page 26

Remote i/o system u-remote; modules for functional safety
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5 Detailed descriptions of safe modules | Digital in- and output module UR20-4DI-4DO-PN-FSOE, UR20-4DI-4DO-PN-FSOE-V2
Technical data UR20-4DI-4DO-PN-FSOE (Order No. 1529780000), UR20-4DI-4DO-PN-FSOE-V2 (Order No. 2464580000)
System data
Data
Interface
System bus transfer rate
Safety-related data according to EN ISO 13849-1 (Regard the entire safety chain!)
Achievable safety level inputs
Achievable safety level outputs
Diagnostic Coverage (DC) inputs
Diagnostic Coverage (DC) outputs
MTTF
(Mean Time To Failure dangerous) inputs
D
MTTF
(Mean Time To Failure dangerous) outputs
D
Safety-related data according to EN 62061 (Regard the entire safety chain!)
Achievable safety level inputs
Achievable safety level outputs
PFH (Probability of Failure per hour in 1/h) inputs
PFH (Probability of Failure per hour in 1/h) outputs
Fault reaction time
Safety-related data according to EN 61508 (Regard the entire safety chain!)
Achievable safety level inputs
Achievable safety level outputs
PFH (Probability of Failure per hour in 1/h) inputs
PFH (Probability of Failure per hour in 1/h) outputs
PFD (Probability of Failure per Demand) inputs
PFD (Probability of Failure per Demand) outputs
HFT (Hardware Failure Tolerance) inputs
HFT (Hardware Failure Tolerance) outputs
SFF (Safe Failure Fraction) inputs and outputs
Presumed lifecycle time
Prooftest intervall
Classification acc. to EN 61508-2:2010
26
Process and diagnostic data depend on the coupler used, see section 5.2
u-remote system bus
48 Mbps
Single-channel circuit 1oo1
Dual-channel circuit 1oo2
Single-channel circuit 1oo1
Dual-channel circuit 1oo2
Dual-channel circuit 1oo2
Single-channel circuit 1oo1
Dual-channel circuit 1oo2
Single-channel circuit 1oo1
Dual-channel circuit 1oo2
Single-channel circuit 1oo1
Single-channel circuit 1oo1
Dual-channel circuit 1oo2
Single-channel circuit 1oo1
Dual-channel circuit 1oo2
Single-channel circuit 1oo1
Dual-channel circuit 1oo2
Single-channel circuit 1oo1
Dual-channel circuit 1oo2
98%
20 Years
No prooftest needed within the life cycle
Type B
u-remote IP20 modules for functional safety manual
PLd, Categorie 2
PLe, Categorie 4
PLe, Categorie 4
90%
99%
99%
> 100 Years (840 Years)
> 100 Years (279 Years)
SILCL 2
SILCL 3
SILCL 3
10
-8
2,94 * 10
-9
5,56 * 10
-9
5 s
SIL 2
SIL 3
SIL 3
10
-8
2,17 * 10
-10
2,17 * 10
-10
8,77 * 10
-4
1,85 * 10
-5
1,85 * 10
-5
0
1
1
1484600000/04/06.2017

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