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ET 200U(DP Standard/FMS): Modes, Settings and Comm. Capabilities of IM 318–C
"Module diagnostics" header:
The "module diagnostics" header specifies the scope and contents of the
diagnostics information that follows.
Table 6-19
Bit
Note
When a module announces diagnostics mode, up to 150 ms might elapse
from the entry for station diagnostics to the following entry for module dia-
gnostics.
Module diagnostics (slots 0 to 7):
The module diagnostics message names the faulty I/O module.
Table 6-20
Bit
ET 200U Distributed I/O Station
EWA 4NEB 812 6087–02b
Meaning of the "Module Diagnostics" Header
0
1:
1
0:
2
1:
Length of the module diagnostics including header (mo-
g
dule diagnostics) = 5 octets.
3
0:
4
0:
5
0:
6
1:
C d f
Code for module diagnostics.
7
0:
Information Content of Module Diagnostics (Slots 0 to 7)
0
Module in slot "0" faulty.
1
Module in slot "1" faulty.
2
Module in slot "2" faulty.
3
Module in slot "3" faulty.
4
Module in slot "4" faulty.
5
Module in slot "5" faulty.
6
Module in slot "6" faulty.
7
Module in slot "7" faulty.
Diagnostics Message
g
d l di
ti
Diagnostics Message
g
(
6-23
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