SAFETY MANUAL - Tuv-fs.com

SAFETY MANUAL
8000 Series Certified family of products for use in a wide
range of controls applications including safety,
continuous process, supervisory control/data
acquisition, and integrated control and safety.
Communicatio
ns Interface
An intelligent communications module which
interfaces between a TMR Controller and an
Engineering Workstation, third party equipment
or other TMR Controllers.
TMR Processor A processor for use in safety-related
applications of the 8000 series system. Handles
application program execution, diagnostics and
reporting functions. The TMR Processor uses
three high performance RISC processors based
on patented TMR architecture arranged in a
lock-step configuration.
TÜV
Certification
U
Voting System
Watchdog
Independent third party certification against a
defined range of International standards
including DIN V VDE 0801, IEC 61508, IEC 801.
Units of electronic module size (1-¾ inches).
Redundant system (e.g. m out of n, 1-oo-2, 2-oo-
3 etc.) which requires at least m of the n
channels to be in agreement before the system
can take action.
Watchdog circuitry provides dynamic and/or
static monitoring of processor operation and is
used to annunciate processor or processor
related failures.
Doc No P8094
Issue 14 September 2003
Page xvi