Safety Function Test Report; Characteristical Data; Sto Status (Diagnosis) - BONFIGLIOLI Agile Applications Manual

11 Safety Function Test Report

The saftey function STO (Safe Torque Off) described in this manual was assessed and certified by TÜV
Rheinland Industrie Service GmbH.
Test institute TÜV Rheinland Industrie Service GmbH
Test report no. 968/M 355.01/17
Test sample Frequency inverter Agile series, concept inspection
Basis of test IEC 61508 Teil 1-7:2010 (as far as applicable)
EN ISO 13849-2:2008 + AC:2009 (as far as applicable)
EN 62061:2005
EN 61800-5-1:2007
EN 61800-5-2:2007
EN 61800-3:2004
EN 60204-1:2006 + A1:2009 + AC:2010
Assessment The Assessment leads to the result, that the safety function STO in the frequency inverter
series AGLx S complies with the requirements of relevant standards (Category 3 and PL d
according to EN ISO 13849-1 and SIL CL 2 according to EN 62061 / IEC 61508 / EN
61800-5-2).
The instructions of the associated Installation and Operating Manual shall be considered.

11.1 Characteristical Data

The following data were obtained in the test concept. These data can be used to determine the security
requirements with the frequency inverter as part component.
IEC 61508-1 to -7 and IEC 62061
Safety Integrity Level
PFH [1/h]:
EN ISO 13849
Performance Level
Category
MTTFd
Diagnostic Coverage

12 STO status (diagnosis)

The actual value STO Status 277 can be used for an extended diagnosis of the two inputs STOA and
STOB. The states of the inputs are displayed bit coded.
Bit
0
1
2
3
4
5
6
7
03/18
SIL CL2
1,5E-11
PL d
Cat. 3
High
Medium (90-99 %)
Significance
1
2
4
8
16
32
64
127
AGL-STOV0-01SV0-06
Description
Input STOA missing
Input STOB missing
Input STOA switch off
Input STOB switch off
Timeout STOA
Timeout STOB
Diagnosis fault
FI fault (error)
39