turck IM33-11-HI/24VDC - Document History; 2 Notes on Devices; Device Variants; Scope of Delivery

Hans Turck GmbH & Co. KG • Tel. +49 208/4952-0 • Fax +49 208/4952-264
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Safety Manual – Isolating Transducers
high demand mode
low demand mode
MooN M out of N channel architecture
MTBF mean time between failures
MTTR mean time to restoration
PFD probability of dangerous failure on
demand
PFD
AVG
average probability of dangerous
failure on demand
PFH probability of a dangerous failure per
hour
SFF safe failure fraction
SIF safety instrumented function Safety function
SIS safety instrumented system
SIL safety integrity level
proof test
proof test interval
1.4 Document history
Rev. Description Date
1.0.0 First edition 02.04.2015
The German version shall be considered the definitive document. Every care was taken in the production of the
translations of this document. If there is any uncertainty in its interpretation, refer to the German version of the
safety manual or contact Turck directly.
NOTE
In all cases use the latest version of this safety manual. Check whether a newer version is available.
2 Notes on devices
2.1 Device variants
This safety manual applies to the following Turck isolating transducers:
IM33-11Ex-Hi/24VDC IM33-22Ex-Hi/24VDC
IM33-11-Hi/24VDC IM33-22-Hi/24VDC
IM33-12Ex-Hi/24VDC
2.2 Scope of delivery
The device is supplied with the SIL registration card.