PROFIBUS
PROcess FIeld BUS, the German process and field bus standard, as specified in the standard EN 50170, Volume
2, PROFIBUS. It defines the functional, electrical, and mechanical properties for a bit-serial field bus.
PROFIBUS address
Within a PROFIBUS network a unique PROFIBUS address has to be assigned to each SIPROTEC 4 device. A total
of 254 PROFIBUS addresses are available for each PROFIBUS network.
Project
Content-wise, a project is the image of a real power supply system. Graphically, a project is represented as a
number of objects which are integrated in a hierarchical structure. Physically, a project consists of a number of
directories and files containing project data.
Protection devices
All devices with a protective function and no control display.
Reorganizing
Frequent addition and deletion of objects results in memory areas that can no longer be used. By reorganizing
projects, you can release these memory areas again. However, a cleanup also reassigns the VD addresses. The
consequence is that all SIPROTEC 4 devices have to be reinitialized.
RIO file
Relay data Interchange format by Omicron.
RSxxx-interface
Serial interfaces RS232, RS422/485
Service interface
Rear serial interface on the devices for connecting DIGSI (for example, via modem).
SICAM PAS (Power Automation System)
Substation control system: The range of possible configurations spans from integrated standalone systems
(SICAM PAS and M&C with SICAM PAS CC on one computer) to separate hardware for SICAM PAS and SICAM
PAS CC to distributed systems with multiple SICAM Station Units. The software is a modular system with basic
and optional packages. SICAM PAS is a purely distributed system: the process interface is implemented by the
use of bay units / remote terminal units.
SICAM Station Unit
The SICAM Station Unit with its special hardware (no fan, no rotating parts) and its Windows XP Embedded
operating system is the basis for SICAM PAS.
SICAM WinCC
The SICAM WinCC operator control and monitoring system displays the state of your network graphically, visu-
alizes alarms, interrupts and indications, archives the network data, offers the possibility of intervening
manually in the process and manages the system rights of the individual employee.
Single command
Single commands are process outputs which indicate 2 process states (for example, ON/OFF) at one output.
Glossary
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SIPROTEC 4, 7SJ62/64, Manual
C53000-G1140-C207-8, Edition 08.2016
Summary of Contents for SIPROTEC 4
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