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Supplementary data
}
when fAB/fZ Verh. ≥ 1.0
7.5 Z-pulses or 7.5 x (f
}
when fAB/fZ Verh. < 1.0
4.5 AB-pulses or 4.5/(f
9.1.9
Safety-related characteristic data for operation with 2 proximity
switches
9.1.9.1
Permitted sensor types and output signals
Non-safety-related sensor
Permitted output circuits:
}
pnp
}
npn
9.1.9.2
Safety-related architecture
To calculate the safety function you will need the following data for the "sensor" subsystem
and the subsystem "PSSu K F EI":
Sensor
Category
4
In a worst case scenario, the sensor subsystem's characteristic value MTTFd is calculated
from the inferior (lower) value of the two sensors.
9.1.9.3
Achievable safety level
Monitoring function
SSR-M
SSM
Operating Manual PSSu K F EI
1003303-EN-03
/f
) AB-pulses
AB
Z
/f
) Z-pulses
AB
Z
SRP/CS
Sensor
Sensor
proximity switch
Sensor
proximity switch
MTTFd
DC
Manufacturer-
90 % Monitoring
specific
PL in accordance with EN
ISO 13849-1: 2015
PL e (Cat.4)
SRP/CS
Logic
PSSu K F EI
Logic
+
Diagnostic
Subsystem PSSu K F EI
Operating mode
2 sensors
SIL CL in accordance with
EN IEC 62061
3
SRP/CS
Logic
Actuator
PFH (1/h)
1,01E-09
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