Technical specifications
11.8 Technical specifications
Mobile Panels 2nd Generation
240
Operating Instructions, 09/2018, A5E33876626-AC
Note
Times
The specified times do not include the times of the applicable safety relay or the safety
program (PROFIsafe), including the PNIO cycle time and F-monitoring time.
Use the following table for calculation of the total reaction time: S7Safety_RTTplus.xlsm
https://support.industry.siemens.com/cs/#document/93839056?lc=en-US
Safety characteristics
Safety characteristics for Mobile Panels 2nd Generation and the associated connection
boxes
●
In accordance with IEC 61508
Maximal attainable safety integrity level
SIL2 (Proof Test Interval 1 year)
SIL3 (Proof Test Interval 1 month)
Mode of operation
High and low demand mode
Hardware fault tolerance (HFT)
1
Classification
B
Repair Time
100 h
Probability of a dangerous failure per hour (PFHd)
< 1 × 10
-8
1/h
Probability of a dangerous failure on demand (PFDavg) < 8 × 10
-5
Mission Time
20 years
●
In accordance with ISO 13849-1
Meantime to Failure (MTTFd)
High
Diagnostic Coverage (DCavg)
High
Performance Level
d (Proof Test Interval 1 year)
e (Proof Test Interval 1 month)
Category
3 (Proof Test Interval 1 year)
4 (Proof Test Interval 1 month)
