AS-i EtherNet/IP Gateway
Command Interface
Subject to reasonable modifications due to technical advances. Copyright Pepperl+Fuchs, Printed in Germany
Pepperl+Fuchs Group · Tel.: Germany (6 21) 7 76-0 · USA (3 30) 4 25 35 55 · Singapore 7 79 90 91 · Internet http://www.pepperl-fuchs.com
Issue date - 24.4.2007
79
The counts could be independent of the counters, which are displayed in the dis-
play of the gateway.
8.3.4.14 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
166
16
2T – 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
166
16
2T 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
110
16
2T – circuit
Response
byte
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
110
16
2T result
3 DA ST US ES 24 V reserved
4 DA ST US ES 24 V reserved