Siemens SIMATIC S7-1200 매뉴얼 - 페이지 42
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5 Operating the Application Examples
Table 5-3
Code
16#80C8
16#8388
Note
Further conditional codes are provided in the chapter
in the S7-1200 system manual (\8\).
Errors that occur remain pending. The error display is only reset after the error has
been acknowledged using the
applies).
5.3
Overview
The "Overview" display shows the sequentially read input registers of fans 1 to 4
side by side. In addition, the availability of the fans is signaled with the
screen and the "Current modulation level (D019)" is shown as a bar graph. Pending
"Warnings (D012)" and "Motor status (D011)" are highlighted in color. Clicking the
respective fan data field takes you to the detailed "Fan view".
Figure 5-6
Depending on which operating mode is set (holding register D106/D107), the
current set value (D01A) is displayed in the unit "rpm" for speed control and in "%"
for control.
5.4
Fan view
The "Fan view" display gives access to the recurrent display elements (chapter 5.2)
and also to all registers (see chapter 3.2).
Controlling several fans (ebm-papst) via Modbus RTU
Entry ID: 109476801,
V2.0,
Text
The slave does not respond
within the set time
Error in the response of the
slave to a write request
09/2018
Cause
Disturbed connection to the fan (e.g.
missing voltage supply of fan)
Missing password authorization to write
the selected holding register
"Modus RTU Instructions"
button (provided that the error no longer
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