Weidmuller UR20-4DI-4DO-PN-FSOE Manual page 34

5 Detailed descriptions of safe modules | Digital input module UR20-8DI-PN-FSOE, UR20-8DI-PN-FSOE-V2
Technical data UR20-8DI-PN-FSOE (Order No. 1529800000), UR20-8DI-PN-FSOE-V2 (Order No. 2464600000)
System dat
Data
Interface
System bus transfer rate
Safety-related data as per EN ISO 13849 (Regard the entire safety chain!)
Achievable safety level
Diagnostic Coverage (DC)
MTTF (Mean Time To Failure dangerous)
D
Safety-related data as per EN 62061 (Regard the entire safety chain!)
Achievable safety level
PFH (Probability of Failure per hour in 1/h)
Fault reaction time
Safety-related data as per EN 61508 (Regard the entire safety chain!))
Achievable safety level
PFH (Probability of Failure per hour in 1/h)
PFD (Probability of Failure per Demand)
HFT (Hardware Failure Tolerance)
SFF (Safe Failure Fraction)
Presumed lifecycle time
Prooftest intervall
Classification acc. to EN 61508-2:2010
Inputs
Number
Input Type
Input filter
Response time
Low input voltage
High input voltage
Sensor supply
1) Minimum rate of change in transition range: 1 V/s. Deviating from EN 61131-2 the following applies for PN-inputs in P-switching mode:The input will be read "inactive" if the input
voltage considerably exceeds the module supply voltage.
34
Process, parameter 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
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
8, four of which are parameterisable P- or N-switching
Type 1 and 3 as per IEC 61131-2 (N-switching based on the standard)
1)
Input delay adjustable from 1 to 100 ms
< 10 ms
P-switching: < 5 V; N-switching: > -5 V against +24 V
P-switching: >11 V; N-switching: < -11 V against +24 V
Max. 0.8 A per plug, total max. 3.2 A
u-remote IP20 modules for functional safety manual
PLd, Categorie 2
PLe, Categorie 4
90%
99%
> 100 Years (840 Years)
SILCL 2
SILCL 3
10
-8
2,94 * 10
-9
10 s
SIL 2
SIL 3
10
-8
2,17 * 10
-10
8,77 * 10
-4
1,85 * 10
-5
0
1
1484600000/04/06.2017