SIPROTEC 4 Devices
4-8 7SJ62 Manual
C53000-G1140-C121-1
4.3 Information Retrieval
A SIPROTEC
®
4 device has an abundance of information that can be used to obtain
an overview of the present and past operating conditions of the device and the portion
of the power system being protected or controlled by the device. The information is
represented in separate groups:
q
Annunciation,
q
Measurements,
q
Waveform capture.
Remote If the device is integrated into a process control system, then information transfer can
take place, via a connection to the system interface of the SIPROTEC
®
4 device, to:
q
SCADA, or
q
substation controller device, e.g. SICAM SC
Local On site, the HMI of the SIPROTEC
®
4 device can be used to retrieve information.
DIGSI
®
4 Information retrieval is simple and fast when DIGSI
®
4 is used. For local use, connect
a PC to the operating serial interface at the front of the SIPROTEC
®
4 device. For re-
mote retrieval of information, communication occurs via a modem connected to the
service serial interface. DIGSI
®
4 must operate in the Online mode to obtain informa-
tion from the device.
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