Siemens ET 200S - Page 163

Commissioning and Diagnostics
6-39
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
Channel-Specific Diagnosis
The channel-specific diagnosis for the ET 200S with the IM151-1 BASIC is
structured as follows:
7
Bit no.
10
654 132
000000
B
to 001100
B
: Slot of the module that supplies the
channel-specific diagnosis.
0
7
Bit no.
654 132
0
Byte 17
000000
B
to 000011
B
: Number of the channel that supplies the diagnosis
7
Bit no.
654 132
0
Byte 18
Error type (see Table 6-12 to Table 6-22)
Channel
type:
Byte 16
001
B
: Bit
010
B
: 2 bits
011
B
: 4 bits
100
B
: Byte
101
B
: Word
110
B
: 2 words
01
B
: Input channel
10
B
: Output channel
11
B
: Input/output channel
Bytes 19 to 42
Next channel-specific diagnostic message
(assignment as for bytes 16 to 18)
Code for channel-specific diagnosis
Figure 6-25 Structure of the Channel-Specific Diagnosis for the ET 200S with the IM151-1
BASIC