Datasheet

Relays for functional safety
Safety relays PNOZsigma
PNOZ s30
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: [phone], Telefax: [phone], E-Mail: [e-mail]
2016-09
882
Safety-related architecture
Sensor
safe encoder with
track Z
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
PL SIL PFH (1/
h)
Operating mode PFH (1/h)
See manufacturer Monitoring
2 encoders
1,44E-09
Achievable safety level
Safety function
PL in accordance with EN
ISO 13849-1: 2015
SIL CL in accordance with
ENIEC62061
Speed
Speed range
Direction
Standstill
Position
PL e (Cat.4) 3
Safety-related characteristic data for operation with non-safety-related rotary
encoder and proximity switch
The speed monitoring of the non-safety-related encoder can be verified via an additional
reference sensor.
Permitted encoder types and output signals
Non-safety-related rotary encoder
Permitted encoder types:
} Rotary non-safety-related encoders
} Linear non-safety-related encoders