4 Functional Mechanisms of the Application
4.4 Visualization
Monitoring of 24 V load circuits
Entry-ID: 61450284, V1.1, 05/2014
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4.4
Visualization
The “State of the outputs of the SITOP PSE200U” screen displays the variables of
the HMI interface at the SIMATIC Panel. The variables of the HMI interface are
linked with WinCC basic objects and elements.
Figure 4-4
4.4.1
Displaying the states
To display the states of output OUT 1 to OUT 4 as well as the state of the
PSE_DIAG (FB50) block on the SIMATIC Panel, the following variables of the HMI
interface in the “State of the outputs of the SITOP PSE200U” screen are linked with
WinCC basic objects and elements.
Table 4-7
WinCC Basic
object /
element
Variable
Data type
Bit
Description
Text field
CHANNEL_STATE
BYTE
0
Channel 1
Text field
CHANNEL_STATE
BYTE
1
Channel 2
Text field
CHANNEL_STATE
BYTE
2
Channel 3
Text field
CHANNEL_STATE
BYTE
3
Channel 4
I/O field
STATUS_SAVE
WORD
-
Status of the PSE_DIAG
(FB50) block