Siemens siprotec 7SA522 User Manual page 144

Configuration
Profibus
Connection
Signal Idle State
Reading and Modi-
fying Interface Set-
tings at the Device
5-46
For a Profibus connection — if available — between a SIPROTEC
® ®
SICAM SAS or DIGSI
disturbance-free communication.
For optical connections, the signal idle state is preset for "light off." Modification of the
signal idle state is accomplished in the tab for the interface settings (see Figure 5-43).
Figure 5-43 Settings for an optical interface — example
Reading and partial modification of the most important interface settings is possible,
using the key-pad and display on the device panel. You may access the setting page
for the interface via 0$,1 0(18 through 6HWWLQJV → 6HWXS([WUDV → 6HULDO
3RUWV.
Under the sub-menu title 6(5,$/ 32576, you will find )URQW, 6\VWHP, and 6HUYLFH
3RUW, and selections may be made using the
button, the sub-menu for a particular interface can be accessed. The display and
the ability to change settings directly at the device are the same at both the front and
service interfaces. Figure 5-44 shows the data of the front (operator) interface, as an
example.
)5217 3257

!3K\V$GGU
!%DXGUDWH  %DXG
3DULW\ ( ',*6,
*DSV
Figure 5-44 Reading and setting the front interface at the device panel
4, a minimum transfer rate of 500 kBaud is recommended for

!!!!!
VHF
®
device and the
navigation button. By pressing the
7SA522 Manual
C53000-G1176-C119-2