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AS-i 3.0 Command Interface
Commands of the Command Interface
4.4.14
Read fault detector (READ_FAULT_DETECTOR)
!!!
The command READ_FAULT_DETECTOR is valid only for the use with masters
which support this function.
Please see the user manual of the master for further information.
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 is possible to recognize immediate, no more existing before
messages also. The second byte is deleted by reading.
byte
1
2
byte
1
2
3
4
60
7
6
5
2
2
2
T
–
7
6
5
2
2
2
T
DA
ST
US
DA
ST
US
DA:
duplicate address
ST:
noise
US:
over voltage
ES:
earth fault
PFr:
failure of redundant 24V (option single master)
PFa:
failure of 24V AUX (option safety monitor)
Request
4
3
2
2
10
16
circuit
Response
4
3
2
2
10
16
result
ES
PFr
ES
PFr
2
1
2
2
2
Tab. 4-102.
2
1
2
2
2
reserved
PFa
reserved
PFa
Tab. 4-103.
0
0
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