1)
Bits marked with "–" are non-information bits. They are not used and are as-
signed the value "0".
Assignment of input bytes
The input bytes are assigned as shown in the following table. The diagnostic data
are appended to the input data and are always 8 bytes in length.
Table 18: Example assignment of input bytes (IB)
Byte
Bit 7
Bit 6
Bit 5
IB1 V.-
First pressure regulator byte
side
IB2 V.-
Second pressure regulator byte
side
IB1 I/O
8DI8M8 8DI8M8 8DI8M8 8DI8M8 8DI8M8 8DI8M8 8DI8M8 8DI8M8
side
(mod-
(mod-
(mod-
ule 9)
ule 9)
ule 9)
X2I8
X2I7
X2I6
IB2 I/O
8DI8M8 8DI8M8 8DI8M8 8DI8M8 8DI8M8 8DI8M8 8DI8M8 8DI8M8
side
(mod-
(mod-
(mod-
ule 10)
ule 10)
ule 10)
X2I8
X2I7
X2I6
5 Troubleshooting
5.1 Table of malfunctions
The table contains an overview of malfunctions, possible causes, and remedies.
If you cannot remedy a malfunction, please contact AVENTICS GmbH.
The address is printed on the back cover of these instructions.
Table 19: Table of malfunctions
Malfunction
Possible cause
OPC-UA connection cannot
Software version of AES Gen2
be established
not compatible
Port 4840 blocked
Maximum number of clients
is exceeded
6 Key technical data
General data
OPC-UA connection
Max. number of simultaneous connections
(Sessions) with the AES
Max. number of Subscriptions per Session
Max. permitted Items (data points) per Sub-
scription
Min. Samplinginterval
Option for setting the waiting line (Queue)
for data points (Items) in the Subscription
Queue size
AVENTICS™ AES OPC-UA | R412028203-BAL-001-AB | English
Bit 4
Bit 3
Bit 2
Bit 1
(mod-
(mod-
(mod-
(mod-
ule 9)
ule 9)
ule 9)
ule 9)
X2I5
X2I4
X2I3
X2I2
(mod-
(mod-
(mod-
(mod-
ule 10)
ule 10)
ule 10)
ule 10)
X2I5
X2I4
X2I3
X2I2
Remedy
Check software version. OPC-
UA is only supported by AES
Gen2 modules with Profinet
or Ethernet IP protocol from
software version V1.05.
Check the firewall settings on
your OPC-UA client.
A maximum of 5 OPC-UA
clients can connect to the AES
at the same time.
4840
5 Clients
5
100
50 ms
No
1
Bit 0
(mod-
ule 9)
X2I1
(mod-
ule 10)
X2I1
17