Rockwell-automation 1769-SM2 Compact I/O DSI/Modbus Communication Modu Instrukcja Użytkownika Strona 63

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Understanding the I/O Image 4-3
The Module Status Word (input word 0) is used for all channels, where:
The data valid bits (0…14) can be used in the ladder program to
determine if the received data is valid and can be used. Bit 15 provides
diagnostic feedback on the status of the 1769-SM2 module
configuration.
When the module is configured for RTU Master operation in
Multi-Drive mode, bits 0…14 are not used and will be “0.
Module Status Word
Bit # Bit Name Description
0 CH1 Logic Status 0 Valid “0” = Logic Status/Feedback data for CH1 Drive 0 is not valid
“1” = Logic Status/Feedback data for CH1 Drive 0 is valid
1 CH1 Logic Status 1 Valid “0” = Logic Status/Feedback data for CH1 Drive 1 is not valid
“1” = Logic Status/Feedback data for CH1 Drive 1 is valid
2 CH1 Logic Status 2 Valid “0” = Logic Status/Feedback data for CH1 Drive 2 is not valid
“1” = Logic Status/Feedback data for CH1 Drive 2 is valid
3 CH1 Logic Status 3 Valid “0” = Logic Status/Feedback data for CH1 Drive 3 is not valid
“1” = Logic Status/Feedback data for CH1 Drive 3 is valid
4 CH1 Logic Status 4 Valid “0” = Logic Status/Feedback data for CH1 Drive 4 is not valid
“1” = Logic Status/Feedback data for CH1 Drive 4 is valid
5 CH2 Logic Status 0 Valid “0” = Logic Status/Feedback data for CH2 Drive 0 is not valid
“1” = Logic Status/Feedback data for CH2 Drive 0 is valid
6 CH2 Logic Status 1 Valid “0” = Logic Status/Feedback data for CH2 Drive 1 is not valid
“1” = Logic Status/Feedback data for CH2 Drive 1 is valid
7 CH2 Logic Status 2 Valid “0” = Logic Status/Feedback data for CH2 Drive 2 is not valid
“1” = Logic Status/Feedback data for CH2 Drive 2 is valid
8 CH2 Logic Status 3 Valid “0” = Logic Status/Feedback data for CH2 Drive 3 is not valid
“1” = Logic Status/Feedback data for CH2 Drive 3 is valid
9 CH2 Logic Status 4 Valid “0” = Logic Status/Feedback data for CH2 Drive 4 is not valid
“1” = Logic Status/Feedback data for CH2 Drive 4 is valid
10 CH3 Logic Status 0 Valid “0” = Logic Status/Feedback data for CH3 Drive 0 is not valid
“1” = Logic Status/Feedback data for CH3 Drive 0 is valid
11 CH3 Logic Status 1 Valid “0” = Logic Status/Feedback data for CH3 Drive 1 is not valid
“1” = Logic Status/Feedback data for CH3 Drive 1 is valid
12 CH3 Logic Status 2 Valid “0” = Logic Status/Feedback data for CH3 Drive 2 is not valid
“1” = Logic Status/Feedback data for CH3 Drive 2 is valid
13 CH3 Logic Status 3 Valid “0” = Logic Status/Feedback data for CH3 Drive 3 is not valid
“1” = Logic Status/Feedback data for CH3 Drive 3 is valid
14 CH3 Logic Status 4 Valid “0” = Logic Status/Feedback data for CH3 Drive 4 is not valid
“1” = Logic Status/Feedback data for CH3 Drive 4 is valid
15 Config Valid “1” = The module has a valid configuration
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