Siemens IM 151-7 - Bytes 4 to 7 of the Diagnostic Data

Commissioning and Diagnostics
7-28
ET 200S IM 151-7 CPU Interface Module
A5E00058783-04
Bytes 4 to 7
Byte 4
76 054321
Byte 5
70
Mixed module? 0: No
1: Yes; the diagnostic data for the inputs follows;
the diagnostic data for the outputs is
contained in bytes 12, 16, 20 or 24 onwards
(depends on the channel number of the inputs)
Channel type B#16#7B: Input module
B#16#7C: Output module
B#16#7D: PM, FM, VA (motor starter)
Length of the diagnostic information
per channel in bits (= always 32)
Byte 6
70
Number of channels of same
type in a module
Byte 7
76 0
Channel fault, channel 0
Channel fault, channel 1
Channel fault, channel 6
Channel fault, channel 7
54321
...
...
...
...
...
Channel vector
00000001
Figure 7-11 Bytes 4 to 7 of the diagnostic data