Diagnostic Data of the Signal Modules
B-15
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Bytes 4 to 8 of the SM 431; AI 16
16 Bit
Byte 4
7 6
0
5 4 3 2 1
Byte 5
7
0
Channel type B#16#71: analog input
Number of diagnostics bits that the module
outputs per channel: 8 bits long
Byte 6
7
0
Number of channels of the same
type in one module: 16 channels
Byte 7
7 6
0
Channel error, channel 0
Channel error, channel 1
Channel error, channel 6
Channel error, channel 7
5 4 3 2 1
...
0
Byte 8
7 6
0
Channel error, channel 14
Channel error, channel 15
5 4 3 2 1
...
Channel error, channel 8
Channel error, channel 9
Figure B-18
Bytes 4 to 8 of the Diagnostic Data of the SM 431; AI 16 x 16 Bit
Bytes 9 to 24 of the SM 431; AI 16 x 16 Bit
Data record 1 with bytes 9 to 24 contains the channel-specific diagnostic data. The
figure below shows the assignment of the diagnostic byte for a channel of the
module.
7 6
0
Configuring/parameter assignment error
Wire break
Underflow
Overflow
5 4 3 2 1
Short-circuit to M
Reference channel error
0
0
Figure B-19
Diagnostic Byte for a Channel of the SM 431; AI 16 x 16 Bit
Содержание Simatic M7-400
Страница 10: ...Preface x S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 122: ...Power Supply Modules 3 42 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 362: ...Analog Modules 5 146 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 384: ...Interface Modules 6 22 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 428: ...RS 485 Repeater 10 8 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 496: ...M7 400 Expansions 12 26 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 562: ...Interface Submodules 13 66 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 574: ...Parameter Sets for Signal Modules A 12 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 594: ...Diagnostic Data of the Signal Modules B 20 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 598: ...Spare Parts and Accessories C 4 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
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