Supplementary data
Operating Manual PNOZ s30
1001715-EN-15
85
9.2.4.2
Safety-related architecture
Sensor
non-safe encoder
Actuator
SRP/CS
Actuator
SRP/CS
Sensor
PNOZ s30
Logic
+
Diagnostic
SRP/CS
Logic
To calculate the safety function you will need the following data for the "sensor" subsystem
and "PNOZ s30" subsystem:
Sensor
PNOZ s30 subsystem
Category
MTTFd
DC
Operating mode
PFH (1/h)
2
Manufacturer-
specific
90 %
Monitoring
1 encoder
2,34E-08
9.2.4.3
Achievable safety level
Safety function
PL in accordance with EN
ISO 13849-1: 2006
SIL CL in accordance with
EN IEC 62061
Speed
Speed range
Direction
Standstill
Position
PL d (Cat. 2)
2
9.2.5
Safety-related characteristic data for operation with non-safety-related
rotary encoder with diagnostics via the drive controller
The detection of encoder errors (diagnostics for the sensor subsystem via the evaluation
device) can be supplemented with a drive controller.
9.2.5.1
Permitted encoder types and output signals
Permitted encoder types:
}
Rotary non-safety-related encoders
}
Linear non-safety-related encoders
Permitted output signals:
}
Square output signals TTL, single ended
}
Square output signals TTL, differential
}
Square output signals HTL, single ended
}
Square output signals HTL, differential
}
Sin/Cos output signals 1Vss, reference voltage
}
Sin/Cos output signals 1Vss, differential
