Checking The Binary Inputs And Outputs - Siemens siprotec 7SA6 User Manual

8.3.3

Checking the Binary Inputs and Outputs

Preliminary Notes
Structure of the
Test Dialogue Box
7SA6 Manual
C53000-G1176-C133-1
The binary inputs, outputs, and LEDs of a SIPROTEC
and precisely controlled using DIGSI
from the device to plant equipment (operational checks), during commissioning. This
test feature should not be used while the device is in service on a live system.
DANGER!
Changing the status of a binary input or output using the test feature of DIGSI
results in an actual and immediate corresponding change in the SIPROTEC
device. Connected equipment such as circuit breakers or disconnectors will be
operated as a result of these actions!
Note: After termination of the hardware test, the device will reboot. Thereby, all
annunciation buffers are erased. If required, these buffers should be extracted with
®
DIGSI 4 prior to the test.
The hardware test can be done using DIGSI
q
Open the 2QOLQH directory by double-clicking; the operating functions for the
device appear.
q
Click on 7HVW; the function selection appears in the right half of the screen.
q
Double-click in the list view on +DUGZDUH 7HVW. The dialogue box of the same
name opens (see Figure 8-22).
Figure 8-22 Dialogue box for hardware test
The dialogue box is horizontally divided into three groups: %, for binary inputs, 5(/
for output relays, and /(' for light-emitting diodes. Each of these groups is associated
Installation and Commissioning
®
4 device can be individually
®
4. This feature is used to verify control wiring
®
4 in the online operating mode:
®
4
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