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SIS - Safety Instrumented Systems
Integrated control & safety
The "Right" Level of Integration
In the past, the Basic Process Control System (BPCS)
and the Safety Shutdown System (SIS) were completely independent. They
were interfaced through a gateway. BPCS and SIS had their
own engineering tool. This solution is still available today.
Because of the costs for the separate engineering, operation and maintenance
tools and separate communication of the interfaced solution, many companies
started looking for integrated solutions. These solutions
have different controllers for BPCS and SIS, but they have one engineering,
operation and maintenance tool.
Finally the last step is the common system, with a single
controller for BPCS and SIS and a single tool for engineering, operation
and maintenance.
The Siemens solution with SIMATIC Safety Integrated offers all
these solutions and enables you to choose the "right" level of integration.
Easy integration into the process control system
You can connect the innovative Safety Integrated System from Siemens
to any distributed control system (DCS). Therefore different communication
protocols like PROFIBUS, Industrial Ethernet and others are available.
One of the unique features is the integration of safety functions into
SIMATIC PCS 7, the proven DCS of Siemens. This combination also
provides you with a number of benefits.
| Benefits for the
integration into SIMATIC PCS 7: |
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One engineering system for process control and
process safety applications. |
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Common controller platform for both SIMATIC PCS
7 and process control safety. |
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User-friendly display of process safety information
integrated into the operator interface of SIMATIC PCS 7. |
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Automatic integration of safety-related diagnostics
into the operator interface, with time stamp. |
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Straightforward and seamless communications
between the DCS and SIS. |
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