AS-i/PROFIBUS-Gateway
Command Interface
Subject to reasonable modifications due to technical advances.
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Is
s
ue dat
e -
12.
8.
2007
87
The counts could be independent of the counters, which are displayed in the dis-
play of the gateway.
10.3.4.14 Read fault detector (READ_FAULT_DETECTOR)
With this call all informations of the AS-i detector are read out. In the first byte are
stored the values transferred in the moment, in the second all values since the last
deleting. By it it is possible to recognize immediate, no more existing before mes-
sages also. The second byte is deleted by reading.
DA
duplicate address
ST
noise
US
over voltage
ES
earth fault
24 V failure of the redundant 24V
Request
byte
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
1
66
16
2
T
–
circuit
3
1. slave address
4
number of counters
Response
byte
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
1
66
16
2
T
result
3
counter 1
…
…
n
counter n - 2
Request
byte
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
1
10
16
2
T
–
circuit
Response
byte
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
1
10
16
2
T
result
3
DA
ST
US
ES
24 V
reserved
4
DA
ST
US
ES
24 V
reserved
