Structure Of The Et 200X Alarm Unit - Siemens SIMATIC ET 200X Manual

Distributed i/o device
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Commissioning and Diagnostics
Alarms
The alarm unit for ET 200X is configured as follows.
7
6
5
Byte x
0 0
0 1
0 1
Length of the interrupt section including byte x (= max. 20 bytes)
Code for device-specific diagnosis
7
6
Byte x+1
0
Type of interrupt:
Code for interrupt
7
Byte x+2
02: BM provides the alarm
04 to 11: Slot of the module that is producing an interrupt
7
3
Byte x+3
Bytes x+4 to ...
.
.
.
Figure 5-12

Structure of the ET 200X alarm unit

5-44
0
Bit no.
0 0
0
0000001
: Diagnostic interrupt
B
0000010
: Hardware interrupt
B
0
"Slot" number
0
1
for
BM 141
BM 141DI 8 x DC 24V
00
: Hardware
B
ECOFAST
interrupt
BM 141 DI 8 x DC 24V
01
: At least one
B
ECOFAST DIAG
fault is present
BM 142
10
: Going error
B
BM 143-DESINA FO
11
: Reserved
B
BM 143-DESINA RS485 (6ES7 143-1BF00-0AB0)
00
:
for
B
BM 141
BM 142
... Byte x+19
Diagnostic-interrupt data
(contents of data records 0 and 1)
(see Figures 5-14 to 5-17)
(6ES7 141-1BF11-0XB0)
(6ES7 141-1BF01-0AB0)
(6ES7 141-1BF40-0AB0)
(6ES7 142-1BD21-0XB0)
(6ES7 143-1BF00-0XB0)
(6ES7 141-1BF01-0XB0)
(6ES7 142-1BD11-0XB0)
... Byte x+7
Hardware interrupt data
(see Figure 5-18)
ET 200X Distributed I/O Device
EWA 4NEB 780601602-06

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