Siemens SIPROTEC 7SJ62 Instruction Manual

SIPROTEC 4 Devices
4-30 7SJ62 Manual
C53000-G1140-C121-1
4.13 Time Synchronization
Time tracking in a SIPROTEC
®
4 device can be implemented using:
q DCF77 Radio Receiver (Time Signal from PTB Braunschweig),
q IRIG-B Radio Receiver (Time Signal from the global positioning satellite (GPS) sys-
tem),
q Signals via the system interface from SCADA, for example,
q Radio clock using a system-specific synchronizer box,
q Minute impulses on a binary input.
Time signal generators are connected via a 9-pin D-subminiature port on the back
panel of the device.
Setting of the time synchronization is done exclusively with DIGSI
®
4:
• Double click on 7LPH6\QFKURQL]DWLRQ in the data window and enter the set-
tings.
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Figure 4-26 DIGSI
®
4 Setting of the Time Synchronization, example
Readout in the
HMI
Using the SIPROTEC
®
4 device HMI, the time synchronization settings can be
checked: 0DLQ0HQX → 6HWWLQJV → 6HWXS([WUDV → &ORFN6HWXS.
.
Figure 4-27 Readout of Time Synchronization Settings from the HMI
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Siemens SIPROTEC 7SJ62 Specifications

General

Brand	Siemens
Model	SIPROTEC 7SJ62
Category	Relays
Language	English